# Documentation

## Docs

- [LayerLens Stratix Documentation](https://docs.layerlens.ai/readme.md): Welcome to LayerLens Stratix documentation. Three customer-facing experiences, one platform — pick a path and ship faster.
- [Quickstart](https://docs.layerlens.ai/quickstart.md): 5-minute quickstart — pick a path and ship.
- [Glossary](https://docs.layerlens.ai/glossary.md): Definitions for every Stratix term — models, evaluations, judges, scorers, traces, and more.
- [Search & Persona Index](https://docs.layerlens.ai/search-index.md): Persona and goal index — find the right page in seconds.
- [What is LayerLens Stratix?](https://docs.layerlens.ai/1.-introduction/what-is-layerlens-stratix.md): LayerLens Stratix is the AI evaluation platform — public catalog, private workspace, and SDK.
- [Overview](https://docs.layerlens.ai/1.-introduction/01-introduction.md): Overview of LayerLens Stratix — three experiences, the workflow spine, what's in the platform.
- [Why evaluate?](https://docs.layerlens.ai/1.-introduction/why-evaluate.md): Why AI teams need evaluation discipline — the cost of shipping unmeasured AI.
- [Personas and paths](https://docs.layerlens.ai/1.-introduction/personas-paths.md): Five personas, five paths — Builder, Operator, Researcher, Admin, Buyer.
- [Three experiences (Public · Premium · SDK)](https://docs.layerlens.ai/1.-introduction/three-experiences.md): Stratix Public, Stratix Premium, and the Python SDK — what each one is for and how they work together.
- [Public vs Premium — by user intent](https://docs.layerlens.ai/1.-introduction/public-vs-premium-by-intent.md): Public vs Premium organized by user intent — Select, Build / Instrument, Observe, Evaluate, Improve, Govern.
- [The Stratix Workflow — the six intents](https://docs.layerlens.ai/1.-introduction/the-stratix-workflow.md): The Stratix Workflow — six stages from picking a model to governing it in production.
- [How Stratix compares](https://docs.layerlens.ai/1.-introduction/how-stratix-compares.md): Stratix vs Braintrust, LangSmith, Galileo, Promptfoo, Arize — the short version.
- [Deep comparison](https://docs.layerlens.ai/1.-introduction/how-stratix-compares-deep.md): Stratix vs Braintrust, LangSmith, Galileo, Promptfoo, Arize — feature-by-feature comparison.
- [Brand assets](https://docs.layerlens.ai/more-in-this-section/brand-assets.md): Brand assets, product names, voice, and boilerplate for partners and press covering LayerLens Stratix.
- [Schedule a demo](https://docs.layerlens.ai/more-in-this-section/schedule-a-demo.md): Book a 30-minute LayerLens Stratix walk-through, or start in the product today — for free.
- [Trust and security](https://docs.layerlens.ai/more-in-this-section/trust.md): Trust, security, and compliance posture for LayerLens Stratix — encryption, tenancy, audit, and how buyers run a security review.
- [Getting started](https://docs.layerlens.ai/2.-get-started/02-get-started.md): Getting started with LayerLens Stratix — go from zero to your first evaluation, or pick the entry point that fits your role.
- [Choose your path](https://docs.layerlens.ai/2.-get-started/choose-your-path.md): Pick the Stratix entry point that fits what you're trying to do.
- [First-day errors](https://docs.layerlens.ai/2.-get-started/first-day-errors.md): First-day errors — the auth, install, and network problems most people hit on day 1, with fixes.
- [Stratix Public — anonymous browsing](https://docs.layerlens.ai/2.-get-started/public.md): Stratix Public quickstart — browse, compare, test your AI without signup.
- [Browse models](https://docs.layerlens.ai/2.-get-started/browse-models.md): Browse the public Stratix catalog of 175+ models, filter by provider, capability, and licensing.
- [Compare two models](https://docs.layerlens.ai/2.-get-started/compare-two-models.md): Compare any two models head-to-head across a shared benchmark — no signup needed.
- [Browse benchmarks](https://docs.layerlens.ai/2.-get-started/browse-benchmarks.md): Browse 52+ public benchmarks with descriptions, methodology, and per-model scores.
- [Test your AI](https://docs.layerlens.ai/2.-get-started/test-your-ai.md): Test a model on a prompt anonymously — no signup required.
- [Stratix Premium — logged-in workspace](https://docs.layerlens.ai/2.-get-started/premium.md): Stratix Premium quickstart — sign up, run your first evaluation, build your first judge.
- [Sign up](https://docs.layerlens.ai/2.-get-started/sign-up.md): Create a Stratix Premium account with GitHub, Google, or email — no card required for Free.
- [Personalized onboarding](https://docs.layerlens.ai/2.-get-started/personalized-onboarding.md): Use the Stratix Premium onboarding wizard to tailor your workspace to your role and goals.
- [Your first evaluation](https://docs.layerlens.ai/2.-get-started/first-evaluation.md): Run your first private evaluation in Stratix Premium — pick a model, pick a dataset, see scores in minutes.
- [Your first trace](https://docs.layerlens.ai/2.-get-started/first-trace.md): Upload a trace to Stratix Premium and inspect it — see every span, every cost, every error.
- [Your first judge](https://docs.layerlens.ai/2.-get-started/first-judge.md): Build your first LLM judge in Stratix Premium — define a rubric, test it, optionally GEPA-optimize.
- [SDK](https://docs.layerlens.ai/2.-get-started/sdk.md): Stratix Python SDK quickstart — install, authenticate, run an evaluation in code.
- [Install](https://docs.layerlens.ai/2.-get-started/install.md): Install the Stratix Python SDK from the LayerLens package registry.
- [First evaluation via SDK](https://docs.layerlens.ai/2.-get-started/first-eval-via-sdk.md): Run your first benchmark evaluation programmatically via the Stratix Python SDK.
- [All tutorials](https://docs.layerlens.ai/2.-get-started/all-tutorials.md): Every Stratix tutorial — guided, end-to-end walkthroughs organized by workflow stage.
- [All cookbook recipes](https://docs.layerlens.ai/2.-get-started/all-cookbook-recipes.md): Every Stratix cookbook recipe — runnable snippets organized by the workflow stage they belong to.
- [All guides](https://docs.layerlens.ai/2.-get-started/all-guides.md): Every Stratix guide — task-oriented walkthroughs across the platform, organized by workflow stage and operational concern.
- [Samples (70+ runnable)](https://docs.layerlens.ai/2.-get-started/samples-overview.md): Stratix Python SDK samples — categorized index of the runnable samples that ship with the SDK.
- [Run your first evaluation in 5 minutes](https://docs.layerlens.ai/more-in-this-section-1/first-eval-5-minutes.md): Run your first Stratix evaluation end-to-end in five minutes. One Python file, copy-paste-runnable.
- [Top 5 starter recipes](https://docs.layerlens.ai/more-in-this-section-1/top-5-starter-recipes.md): Five starter cookbook recipes hand-picked for new Stratix users. Cover the full Build → Observe → Evaluate → Improve arc in your first week.
- [Pricing — overview](https://docs.layerlens.ai/3.-pricing/03-pricing.md): Pricing for LayerLens Stratix — Free, Premium PAYG, Enterprise.
- [Free tier details](https://docs.layerlens.ai/3.-pricing/free-tier-details.md): What's in the Stratix Free tier — Stratix Public, a Premium account, and starter ECU credits.
- [Premium tier details](https://docs.layerlens.ai/3.-pricing/premium-tier-details.md): What's in Stratix Premium PAYG — multi-org, BYOK, agentic evals, GEPA, traces, priority support.
- [Enterprise tier details](https://docs.layerlens.ai/3.-pricing/enterprise-tier-details.md): What's in the Stratix Enterprise tier — SSO, data residency,, dedicated CSM.
- [Pricing tiers — quick overview](https://docs.layerlens.ai/3.-pricing/pricing-tiers-overview.md): Free, Premium, Enterprise — the short version of what each tier includes.
- [Use cases](https://docs.layerlens.ai/4.1-general-use-cases/general.md): Concrete ways teams use Stratix — model evaluation, agentic eval, RAG, CI/CD gates, continuous eval.
- [Model evaluation](https://docs.layerlens.ai/4.1-general-use-cases/model-evaluation.md): Pick the right model for a task by running it against the right benchmark.
- [Benchmark-driven development](https://docs.layerlens.ai/4.1-general-use-cases/benchmark-driven-development.md): Make benchmarks a first-class signal in your dev loop — every change runs against a benchmark, every result is on the dashboard.
- [Agentic evaluation](https://docs.layerlens.ai/4.1-general-use-cases/agentic-evaluation.md): Pre- and post-deployment quality gates for multi-step agents — combine assertions, deterministic rules, and LLM judges.
- [Agentic evaluations — overview](https://docs.layerlens.ai/4.1-general-use-cases/agentic-evals-overview.md): Pre- and post-deployment quality gates for multi-step AI agents — assertions, deterministic rules, and LLM judges.
- [Continuous evaluation](https://docs.layerlens.ai/4.1-general-use-cases/continuous-evaluation.md): Score live production traces on a recurring schedule — surface drift before customers do.
- [RAG evaluation](https://docs.layerlens.ai/4.1-general-use-cases/rag-evaluation.md): Evaluate RAG pipelines end-to-end — retrieval quality, faithfulness, and answer quality.
- [AI quality gates in CI/CD](https://docs.layerlens.ai/4.1-general-use-cases/ai-quality-gates-cicd.md): Block prompt and model regressions in your merge pipeline — turn evaluations into a hard gate.
- [Industry solutions](https://docs.layerlens.ai/4.2-industry-use-cases/industry.md): Stratix industry solutions — 13 verticals with scenarios, eval patterns, compliance, and runnable samples.
- [By AI workflow shape](https://docs.layerlens.ai/4.2-industry-use-cases/by-workflow-shape.md): Industry patterns indexed by AI workflow shape — RAG, agent, classification, generation, multimodal.
- [Healthcare](https://docs.layerlens.ai/4.2-industry-use-cases/healthcare.md): Healthcare AI evaluation on Stratix — clinical Q\&A, triage, medical document analysis.
- [Pattern: clinical decision support](https://docs.layerlens.ai/4.2-industry-use-cases/pattern.md): Healthcare — clinical decision support pattern. Faithfulness, drug-interaction safety, reasoning soundness, audit-ready evidence.
- [Financial services](https://docs.layerlens.ai/4.2-industry-use-cases/financial-services.md): Financial services AI evaluation — fraud detection, advisor chatbots, KYC.
- [Pattern: fair-lending platform](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-1.md): Financial services — fair-lending platform pattern. Bias scorer shared across product teams, variant comparison, continuous monitoring.
- [Pattern: AI research citation verification](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-2.md): Legal — AI research citation verification pattern. Citation-existence scorer, holding-accuracy judge, per-session block on unverified output.
- [Insurance](https://docs.layerlens.ai/4.2-industry-use-cases/insurance.md): Insurance AI evaluation — claims triage, policy Q\&A, underwriting assistance.
- [Pattern: claims-triage agent](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-3.md): Insurance — claims-triage agent pattern. Span-level escalation rule, assertions, GEPA-tuned tone judge, in one agentic evaluation.
- [Government and public sector](https://docs.layerlens.ai/4.2-industry-use-cases/government-public-sector.md): Government and public sector AI evaluation — citizen services, document processing, eligibility.
- [Pattern: citizen-services chatbot](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-4.md): Government / public sector — citizen-services chatbot pattern. Policy accuracy against versioned source-of-truth, plain-language reading-level, multilingual parity.
- [Retail and e-commerce](https://docs.layerlens.ai/4.2-industry-use-cases/retail-ecommerce.md): Retail and e-commerce AI evaluation — product Q\&A, customer support, recommendations.
- [Pattern: product description generation](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-5.md): Retail / e-commerce — product-description generation pattern. Specification accuracy, brand voice, return-rate impact.
- [Media and entertainment](https://docs.layerlens.ai/4.2-industry-use-cases/media-entertainment.md): Media and entertainment AI evaluation — moderation, summarization, search.
- [Pattern: content moderation](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-6.md): Media / entertainment — content moderation pattern. Per-category recall, cross-language parity, EU DSA exposure management.
- [Manufacturing](https://docs.layerlens.ai/4.2-industry-use-cases/manufacturing.md): Manufacturing AI evaluation — diagnostics assistance, manuals Q\&A, quality.
- [Pattern: visual quality inspection](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-7.md): Manufacturing / industrial — visual quality-inspection pattern. Per-defect-class accuracy, lighting-robustness, latency under SLO.
- [Education](https://docs.layerlens.ai/4.2-industry-use-cases/education.md): Education AI evaluation — tutoring, content generation, assessment.
- [Pattern: AI tutor](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-8.md): Education / EdTech — AI tutor pattern. Pedagogical-quality (Socratic vs. answer-giving), age-appropriateness, learning-outcome correlation.
- [Real estate](https://docs.layerlens.ai/4.2-industry-use-cases/real-estate.md): Real estate AI evaluation — listing Q\&A, valuation assist, document search.
- [Pattern: automated property valuation](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-9.md): Real estate / proptech — automated valuation pattern. Per-segment accuracy, fair-housing parity, image-condition assessment.
- [Telecommunications](https://docs.layerlens.ai/4.2-industry-use-cases/telecommunications.md): Telecommunications AI evaluation — customer service, troubleshooting, plan Q\&A.
- [Pattern: customer-service pricing accuracy](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-10.md): Telecom — customer-service AI pricing-accuracy pattern. JSON-schema scorer, numeric exact-match, per-PR CI gating, continuous sampled trace eval.
- [Energy and utilities](https://docs.layerlens.ai/4.2-industry-use-cases/energy-utilities.md): Energy and utilities AI evaluation — field service, ops assistance, customer support.
- [Pattern: vegetation-management imagery](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-11.md): Energy / utilities — vegetation-management imagery pattern. Stratified accuracy by season, variant comparison, daily continuous evaluation in fire season.
- [Travel and hospitality](https://docs.layerlens.ai/4.2-industry-use-cases/travel-hospitality.md): Travel and hospitality AI evaluation — booking assist, itinerary, customer service.
- [Pattern: multilingual booking assistant](https://docs.layerlens.ai/4.2-industry-use-cases/pattern-12.md): Travel / hospitality — multilingual booking-assistant pattern. Per-language booking-detail accuracy, cultural appropriateness, locale-aware date handling.
- [Industry](https://docs.layerlens.ai/more-in-this-section-2/industry.md)
- [Education and EdTech compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance.md): Education compliance — FERPA, COPPA, IDEA, Section 504, ADA, Title VI/IX, state student-data laws, ED guidance, accessibility.
- [Education cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples.md): Education starter samples.
- [Recipe: education tutor pedagogical-quality](https://docs.layerlens.ai/more-in-this-section-2/industry-education-tutor.md): Recipe — education AI tutor pedagogical-quality judge.
- [Education and EdTech evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns.md): Education evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Education and EdTech scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios.md): Education and EdTech scenarios — tutoring, grading, content generation, integrity, accessibility. Industry patterns, not customer case studies.
- [Energy and utilities compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-1.md): Energy and utilities compliance — NERC CIP/OPS, FERC, state PUC/CPUC, PHMSA, OSHA, EPA, ISO/RTO market rules.
- [Energy and utilities cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-1.md): Energy starter samples.
- [Energy and utilities evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-1.md): Energy and utilities evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Energy and utilities scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-1.md): Energy and utilities scenarios — grid operations, predictive maintenance, customer service, demand response, safety. Industry patterns, not customer case studies.
- [Financial-services compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-2.md): Financial-services compliance — multi-regulator frame (SEC, FINRA, FinCEN, OCC, CFPB, SOX, GLBA), evidence shape per regime.
- [Financial services cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-2.md): Financial services starter samples.
- [Recipe: financial-services advisor & trading](https://docs.layerlens.ai/more-in-this-section-2/industry-finserv-advisor.md): Recipe — financial-services advisor / trading. Pointer to the SDK industry samples.
- [Financial-services evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-2.md): Financial-services evaluation patterns — primitive ratios, dimensions, fair-lending considerations, GEPA labeling, continuous cadence.
- [Financial services scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-2.md): Financial services AI evaluation scenarios — fraud detection, advisor chatbots, KYC, document processing, trading compliance.
- [Government and public sector compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-3.md): Government compliance — FedRAMP, FISMA, NIST AI RMF, OMB M-24-10, Section 508, Privacy Act, FOIA, EO 14110.
- [Government cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-3.md): Government starter samples.
- [Government and public sector evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-3.md): Government evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence aligned to NIST AI RMF and OMB M-24-10.
- [Government and public sector scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-3.md): Government and public sector scenarios — citizen services, benefits, FOIA, procurement, public-safety analytics. Industry patterns, not customer case studies.
- [Healthcare compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-4.md): Healthcare compliance — HIPAA, BAA, audit retention, PHI handling, FDA SaMD considerations.
- [Healthcare cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-4.md): Healthcare cookbook starter samples.
- [Recipe: healthcare clinical Q\&A safety](https://docs.layerlens.ai/more-in-this-section-2/industry-healthcare-clinical-qa.md): Recipe — healthcare clinical Q\&A. Pointer to the SDK industry sample.
- [Healthcare evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-4.md): Healthcare evaluation patterns — common scorer, rule, and judge combinations.
- [Healthcare scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-4.md): Healthcare evaluation scenarios — clinical Q\&A, triage, summarization, medication safety, prior-authorization, and more.
- [Insurance compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-5.md): Insurance compliance — state DOI rate filings, NAIC AI bulletin, GLBA, ECOA/Fair Housing, HIPAA (health lines), audit retention.
- [Insurance cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-5.md): Insurance starter samples.
- [Recipe: insurance claims & underwriting](https://docs.layerlens.ai/more-in-this-section-2/industry-insurance-claims.md): Recipe — insurance claims and underwriting. Pointer to the SDK industry samples.
- [Insurance evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-5.md): Insurance evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Insurance scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-5.md): Insurance industry scenarios — claims triage, underwriting, policy Q\&A, fraud detection, subrogation. Industry patterns, not customer case studies.
- [Legal](https://docs.layerlens.ai/more-in-this-section-2/legal.md): Legal AI evaluation — contract review, legal research, document analysis.
- [Legal compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-6.md): Legal compliance — privilege, work product, court rules, bar discipline, malpractice exposure, retention.
- [Legal cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-6.md): Legal starter samples.
- [Recipe: legal contract review & research](https://docs.layerlens.ai/more-in-this-section-2/industry-legal-contract.md): Recipe — legal contract review and research. Pointer to the SDK industry samples.
- [Legal evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-6.md): Legal evaluation patterns — primitive ratios, dimensions, citation verification depth, GEPA labeling.
- [Legal scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-6.md): Legal AI evaluation scenarios — contract review, legal research, document discovery, document automation.
- [Manufacturing and industrial compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-7.md): Manufacturing compliance — ISO 9001, IATF 16949, AS9100, ISO 13485, OSHA PSM, EPA RMP, ITAR/EAR/OFAC, RoHS/REACH/Conflict Minerals.
- [Manufacturing cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-7.md): Manufacturing starter samples.
- [Manufacturing and industrial evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-7.md): Manufacturing evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Manufacturing and industrial scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-7.md): Manufacturing and industrial scenarios — predictive maintenance, quality, supply chain, technical Q\&A, safety. Industry patterns, not customer case studies.
- [Media and entertainment compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-8.md): Media and entertainment compliance — DSA, OSA, COPPA, ratings systems, DMCA, defamation, broadcast/state laws.
- [Media cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-8.md): Media starter samples.
- [Media and entertainment evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-8.md): Media and entertainment evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Media and entertainment scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-8.md): Media and entertainment scenarios — content recommendation, moderation, ad relevance, news summarization, IP/rights. Industry patterns, not customer case studies.
- [Real estate and PropTech compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-9.md): Real estate compliance — Fair Housing Act, ECOA, FCRA, RESPA, TILA, HMDA, state broker rules, AVM rules, state landlord-tenant law.
- [Real estate cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-9.md): Real estate starter samples.
- [Real estate and PropTech evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-9.md): Real estate evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Real estate and PropTech scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-9.md): Real estate and PropTech scenarios — listing assistance, valuation, tenant screening, transaction support, property management. Industry patterns, not customer case studies.
- [Retail and e-commerce compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-10.md): Retail and e-commerce compliance — FTC Act, state UDAP, PCI DSS, COPPA, ADA, CCPA/GDPR, age-restricted goods.
- [Retail cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-10.md): Retail starter samples.
- [Recipe: retail product Q\&A & support](https://docs.layerlens.ai/more-in-this-section-2/industry-retail-product-qa.md): Recipe — retail product Q\&A and support. Pointer to the SDK industry samples.
- [Retail and e-commerce evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-10.md): Retail evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Retail and e-commerce scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-10.md): Retail and e-commerce scenarios — product Q\&A, recommendations, pricing, customer service, returns/fraud. Industry patterns, not customer case studies.
- [Telecommunications compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-11.md): Telecom compliance — FCC rules, CPNI, TCPA, CALEA, ECPA, STIR/SHAKEN, NORS, state PUC, privacy laws.
- [Telecom cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-11.md): Telecom starter samples.
- [Telecommunications evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-11.md): Telecommunications evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Telecommunications scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-11.md): Telecommunications scenarios — customer service, network ops, plan recommendations, fraud prevention, lawful intercept. Industry patterns, not customer case studies.
- [Travel and hospitality compliance](https://docs.layerlens.ai/more-in-this-section-2/compliance-12.md): Travel and hospitality compliance — DOT, EU 261, ACAA, ADA, FTC junk-fees, GDPR/CCPA, PCI DSS, state emergency-pricing laws.
- [Travel cookbook and samples](https://docs.layerlens.ai/more-in-this-section-2/cookbook-and-samples-12.md): Travel starter samples.
- [Travel and hospitality evaluation patterns](https://docs.layerlens.ai/more-in-this-section-2/eval-patterns-12.md): Travel and hospitality evaluation patterns — primitive ratio, span rules, GEPA labeling, cadence.
- [Travel and hospitality scenarios](https://docs.layerlens.ai/more-in-this-section-2/scenarios-12.md): Travel and hospitality scenarios — booking, customer service, loyalty, dynamic pricing, accessibility. Industry patterns, not customer case studies.
- [Select (workflow)](https://docs.layerlens.ai/5.-select-pick-the-model/workflow.md): Stage 1 — Select. Review leaderboards and benchmarks, optionally benchmark candidates side-by-side, pick the model to build with.
- [Catalog (Public + Premium)](https://docs.layerlens.ai/5.-select-pick-the-model/catalog-public-+-premium.md)
- [Browse the leaderboard](https://docs.layerlens.ai/5.-select-pick-the-model/leaderboard.md): Browse the Stratix leaderboard — top models per capability and per benchmark.
- [Models catalog](https://docs.layerlens.ai/5.-select-pick-the-model/models-catalog.md): Stratix Public Models catalog — 175+ models with metadata, capability tags, and per-benchmark scores.
- [Benchmarks catalog](https://docs.layerlens.ai/5.-select-pick-the-model/benchmarks-catalog.md): Stratix Public Benchmarks catalog — 52+ benchmarks with methodology and per-model scores.
- [Compare models](https://docs.layerlens.ai/5.-select-pick-the-model/compare-models.md): Compare any two models head-to-head across any shared benchmark — Stratix Public's flagship feature.
- [Public evaluations](https://docs.layerlens.ai/5.-select-pick-the-model/public-evaluations.md): 2,000+ public evaluations browsable on Stratix Public — full results, sample inputs, methodology.
- [Public evaluation spaces](https://docs.layerlens.ai/5.-select-pick-the-model/public-evaluation-spaces.md): Public evaluation spaces — curated bundles of model + dataset + scoring config, browsable without signup.
- [Test your AI (anonymous)](https://docs.layerlens.ai/5.-select-pick-the-model/test-your-ai-anonymous.md): Anonymous prompt-against-model sandbox on Stratix Public — no signup, rate-limited.
- [Search](https://docs.layerlens.ai/5.-select-pick-the-model/search.md): Search the Stratix Public catalog — models, benchmarks, evaluations, spaces in one place.
- [Sharing public results](https://docs.layerlens.ai/5.-select-pick-the-model/sharing-results.md): How to share Stratix Public results — citing evaluation IDs, embedding scores, contributing public evaluations.
- [Public catalog data freshness](https://docs.layerlens.ai/5.-select-pick-the-model/data-freshness.md): How fresh is the public catalog data — refresh cadence, "last updated" timestamps, methodology versioning.
- [Public vs Premium — feature matrix](https://docs.layerlens.ai/5.-select-pick-the-model/public-vs-premium.md): Feature matrix — what's available on Stratix Public vs Stratix Premium.
- [Models (Premium custom)](https://docs.layerlens.ai/5.-select-pick-the-model/models.md): The Stratix Premium Models surface — public catalog plus your BYOK custom models.
- [Benchmarks (Premium custom)](https://docs.layerlens.ai/5.-select-pick-the-model/benchmarks.md): The Stratix Premium Benchmarks surface — public benchmarks plus your private datasets.
- [BYOK custom models](https://docs.layerlens.ai/5.-select-pick-the-model/byok-custom-models.md): Register an OpenAI-compatible endpoint as a first-class custom model in Stratix Premium.
- [Research — quarterly reports](https://docs.layerlens.ai/5.-select-pick-the-model/quarterly-reports.md): Q1-Q4 research reports — model performance, benchmark winners, AI evaluation trends.
- [Concepts](https://docs.layerlens.ai/5.-select-pick-the-model/concepts.md)
- [Models and benchmarks](https://docs.layerlens.ai/5.-select-pick-the-model/models-and-benchmarks.md): Models and benchmarks — the building blocks of the Stratix catalog.
- [BYOK models](https://docs.layerlens.ai/5.-select-pick-the-model/byok-models.md): Bring-your-own-key (BYOK) models in Stratix — register OpenAI-compatible endpoints as first-class models.
- [Public vs Premium](https://docs.layerlens.ai/5.-select-pick-the-model/public-vs-premium-1.md): How Stratix Public and Stratix Premium relate — same catalog, different surfaces.
- [Catalog](https://docs.layerlens.ai/more-in-this-section-3/catalog.md)
- [Stratix Public](https://docs.layerlens.ai/more-in-this-section-3/catalog-1.md): Stratix Public — anonymous browsing of 175+ models, 52+ benchmarks, 2,000+ public evaluations.
- [Stratix Premium](https://docs.layerlens.ai/more-in-this-section-3/premium-workspace-overview.md): Stratix Premium — the logged-in workspace at stratix.layerlens.ai. Private evaluations, judges, traces, agentic evals.
- [Cookbook](https://docs.layerlens.ai/more-in-this-section-3/cookbook.md)
- [Recipe: compare prompts on a small test set](https://docs.layerlens.ai/more-in-this-section-3/compare-prompts.md): Recipe — A/B compare prompt variants. Pointer to the canonical SDK sample.
- [Recipe: pick a model for a task](https://docs.layerlens.ai/more-in-this-section-3/pick-a-model.md): Recipe — pick the right model for a task. Pointer to the canonical SDK quickstart + filtering sample.
- [Guides](https://docs.layerlens.ai/more-in-this-section-3/guides.md)
- [Refresh a benchmark with new data](https://docs.layerlens.ai/more-in-this-section-3/refresh-benchmark.md): Guide — refresh a private benchmark with new data.
- [Register a BYOK custom model](https://docs.layerlens.ai/more-in-this-section-3/register-byok-model.md): Guide — register a BYOK custom model.
- [Rotate a BYOK API key](https://docs.layerlens.ai/more-in-this-section-3/rotate-byok-key.md): Guide — rotate a BYOK API key without downtime.
- [Test a BYOK endpoint](https://docs.layerlens.ai/more-in-this-section-3/test-byok-endpoint.md): Guide — test a BYOK custom-model endpoint.
- [Upload a private benchmark](https://docs.layerlens.ai/more-in-this-section-3/upload-benchmark.md): Guide — upload a private benchmark dataset.
- [Build (workflow)](https://docs.layerlens.ai/6.-build-wire-your-code/workflow.md): Stage 2 — Build. Wire your code or agent to emit traces Stratix can ingest, and develop with evaluation-driven feedback from the start.
- [SDK](https://docs.layerlens.ai/6.-build-wire-your-code/sdk.md)
- [Python SDK — quickstart](https://docs.layerlens.ai/6.-build-wire-your-code/quickstart.md): SDK quickstart — install, authenticate, run an eval.
- [Python SDK — install](https://docs.layerlens.ai/6.-build-wire-your-code/installation.md): Stratix Python SDK installation.
- [Python SDK — auto-instrumentation](https://docs.layerlens.ai/6.-build-wire-your-code/sdk-python.md): Stratix Python SDK reference — Stratix, AsyncStratix, complete resource surface, errors.
- [Concepts](https://docs.layerlens.ai/6.-build-wire-your-code/concepts.md)
- [Traces and spans](https://docs.layerlens.ai/6.-build-wire-your-code/traces-and-spans.md): Traces and spans in Stratix — the unit of "what did my AI actually do."
- [Async vs sync workflow](https://docs.layerlens.ai/6.-build-wire-your-code/async-vs-sync-workflow.md): Async vs sync workflow in Stratix — when work is queued, when it's immediate, what to expect.
- [Streaming](https://docs.layerlens.ai/6.-build-wire-your-code/streaming.md): Streaming evaluation results and trace progress — SSE and WebSocket patterns.
- [Cookbook](https://docs.layerlens.ai/6.-build-wire-your-code/cookbook.md)
- [Instrument LangChain](https://docs.layerlens.ai/6.-build-wire-your-code/instrument-langchain.md): Recipe — instrument LangChain. Pointer to the SDK langchain\_instrumented sample.
- [Instrument LlamaIndex](https://docs.layerlens.ai/6.-build-wire-your-code/instrument-llamaindex.md): Recipe — instrument a LlamaIndex pipeline. SDK adapter + manual trace upload patterns.
- [Instrument Haystack](https://docs.layerlens.ai/6.-build-wire-your-code/instrument-haystack.md): Recipe — instrument a Haystack pipeline using manual trace upload.
- [Instrument OpenAI Assistants](https://docs.layerlens.ai/6.-build-wire-your-code/instrument-openai-assistants.md): Recipe — instrument OpenAI / Assistants. Pointer to the SDK samples.
- [Instrument Anthropic SDK](https://docs.layerlens.ai/6.-build-wire-your-code/instrument-anthropic-sdk.md): Recipe — instrument the Anthropic SDK. Pointer to the canonical SDK samples.
- [Instrument Vercel AI SDK](https://docs.layerlens.ai/6.-build-wire-your-code/instrument-vercel-ai-sdk.md): Recipe — instrument a Vercel AI SDK call to emit traces (via REST).
- [Instrument custom Python](https://docs.layerlens.ai/6.-build-wire-your-code/instrument-custom-python.md): Recipe — instrument a custom Python pipeline using @trace and span().
- [OpenTelemetry trace ingestion](https://docs.layerlens.ai/6.-build-wire-your-code/otel-trace-ingestion.md): Recipe — OpenTelemetry trace ingestion. Pointer to the canonical SDK adapter doc.
- [Containerized CI](https://docs.layerlens.ai/6.-build-wire-your-code/containerized-ci.md): Recipe — containerized CI evaluation with a minimal Dockerfile.
- [Pre-release readiness](https://docs.layerlens.ai/6.-build-wire-your-code/prerelease-readiness.md): Recipe — pre-release readiness evaluation gate.
- [Slack notifications](https://docs.layerlens.ai/6.-build-wire-your-code/integration-slack.md): Recipe — route Stratix evaluation results into a Slack channel by polling and forwarding.
- [PagerDuty escalation](https://docs.layerlens.ai/6.-build-wire-your-code/integration-pagerduty.md): Recipe — escalate critical evaluation regressions to PagerDuty by polling and forwarding.
- [GitHub Actions](https://docs.layerlens.ai/6.-build-wire-your-code/integration-github-actions.md): Recipe — GitHub Actions evaluation gate. Pointer to the SDK's drop-in workflow file.
- [GitLab CI](https://docs.layerlens.ai/6.-build-wire-your-code/integration-gitlab-ci.md): Recipe — GitLab CI evaluation gate.
- [Buildkite](https://docs.layerlens.ai/6.-build-wire-your-code/integration-buildkite.md): Recipe — Buildkite evaluation gate.
- [Jenkins](https://docs.layerlens.ai/6.-build-wire-your-code/integration-jenkins.md): Recipe — Jenkins evaluation gate.
- [CI/CD tutorial](https://docs.layerlens.ai/6.-build-wire-your-code/ci-cd-tutorial.md)
- [Tutorial 3: Wire CI/CD quality gates](https://docs.layerlens.ai/6.-build-wire-your-code/03-cicd-gates.md): Tutorial 3 — Wire Stratix evaluations into GitHub Actions to gate AI changes.
- [CI/CD integrations](https://docs.layerlens.ai/6.-build-wire-your-code/ci-cd-integrations.md)
- [GitHub Actions integration](https://docs.layerlens.ai/6.-build-wire-your-code/cicd-github-actions.md): GitHub Actions CI gate.
- [GitLab CI integration](https://docs.layerlens.ai/6.-build-wire-your-code/cicd-gitlab.md): GitLab CI gate.
- [Buildkite integration](https://docs.layerlens.ai/6.-build-wire-your-code/cicd-buildkite.md): Buildkite CI gate.
- [Surfaces](https://docs.layerlens.ai/6.-build-wire-your-code/surfaces.md)
- [VS Code extension](https://docs.layerlens.ai/6.-build-wire-your-code/vscode-extension.md): The Stratix VS Code extension — run evaluations and inspect results from your editor.
- [Slack app](https://docs.layerlens.ai/6.-build-wire-your-code/slack.md): The Stratix Slack app — notifications and quick actions in your workspace.
- [Migration from another tool](https://docs.layerlens.ai/6.-build-wire-your-code/migration-from-another-tool.md)
- [Migration overview](https://docs.layerlens.ai/6.-build-wire-your-code/migration.md): Migrate to Stratix from another evaluation tool.
- [From LangSmith](https://docs.layerlens.ai/6.-build-wire-your-code/from-langsmith.md): Migrate from LangSmith to Stratix — concept mapping, what to port, what to re-author, and a phased cutover plan.
- [From Braintrust](https://docs.layerlens.ai/6.-build-wire-your-code/from-braintrust.md): Migrate from Braintrust to Stratix.
- [From Galileo](https://docs.layerlens.ai/6.-build-wire-your-code/from-galileo.md): Migrate from Galileo to Stratix.
- [From Promptfoo](https://docs.layerlens.ai/6.-build-wire-your-code/from-promptfoo.md): Migrate from Promptfoo to Stratix.
- [From MLflow](https://docs.layerlens.ai/6.-build-wire-your-code/from-mlflow.md): Migrate from MLflow to Stratix.
- [From Arize](https://docs.layerlens.ai/6.-build-wire-your-code/from-arize.md): Migrate from Arize AI to Stratix — concept mapping, what to port, what to re-author, and a phased cutover plan.
- [Guides](https://docs.layerlens.ai/more-in-this-section-4/guides.md)
- [Calling Stratix from a backend](https://docs.layerlens.ai/more-in-this-section-4/calling-stratix-from-a-backend.md): Calling Stratix from a backend — TS, Go, Python patterns. Keep keys server-side; never in browsers.
- [Investigate a CI regression](https://docs.layerlens.ai/more-in-this-section-4/investigate-ci-regression.md): Guide — investigate a regression flagged by CI.
- [Run an industry pattern from a Next.js app](https://docs.layerlens.ai/more-in-this-section-4/pattern-from-nextjs.md): Guide — implement an industry pattern end-to-end from a Next.js app, fusing pattern config + backend-call + browser UI.
- [Per-feature quality tolerances](https://docs.layerlens.ai/more-in-this-section-4/per-feature-tolerances.md): Guide — set per-feature quality tolerances.
- [Set up trace ingestion](https://docs.layerlens.ai/more-in-this-section-4/setup-trace-ingestion.md): Guide — wire your application to ingest traces into Stratix.
- [Wire CI/CD evaluation gates](https://docs.layerlens.ai/more-in-this-section-4/wire-cicd-gates.md): Guide — wire Stratix evaluation gates into CI/CD.
- [Integrations](https://docs.layerlens.ai/more-in-this-section-4/integrations.md)
- [CI/CD integrations](https://docs.layerlens.ai/more-in-this-section-4/cicd.md): CI/CD integrations overview.
- [Migration](https://docs.layerlens.ai/more-in-this-section-4/migration.md)
- [Dual-run migration](https://docs.layerlens.ai/more-in-this-section-4/dual-run-migration.md): Guide — run Stratix and another tool side-by-side during migration.
- [Plan a migration to Stratix](https://docs.layerlens.ai/more-in-this-section-4/plan-migration.md): Guide — plan a migration to Stratix.
- [Recipe: Port a Braintrust eval](https://docs.layerlens.ai/more-in-this-section-4/migration-braintrust.md): Recipe — port a Braintrust eval into Stratix.
- [Recipe: Port a LangSmith eval](https://docs.layerlens.ai/more-in-this-section-4/migration-langsmith.md): Recipe — port a LangSmith eval dataset and judge into Stratix.
- [Recipe: Port an MLflow run](https://docs.layerlens.ai/more-in-this-section-4/migration-mlflow.md): Recipe — port an MLflow run into Stratix.
- [Recipe: Port a Promptfoo config](https://docs.layerlens.ai/more-in-this-section-4/migration-promptfoo.md): Recipe — port a Promptfoo config into Stratix.
- [Observe (workflow)](https://docs.layerlens.ai/7.-observe-see-whats-happening/workflow.md): Stage 2 — Observe. See real production behavior across surfaces.
- [Premium surfaces](https://docs.layerlens.ai/7.-observe-see-whats-happening/premium-surfaces.md)
- [Home dashboard](https://docs.layerlens.ai/7.-observe-see-whats-happening/home-dashboard.md): The Stratix Premium home dashboard — at-a-glance view of your team's evaluations, traces, and ECU.
- [Traces](https://docs.layerlens.ai/7.-observe-see-whats-happening/traces.md): Upload, browse, and inspect agent traces in Stratix Premium.
- [Datasets](https://docs.layerlens.ai/7.-observe-see-whats-happening/datasets.md): Create, version, and evaluate datasets — collections of traces grouped for streamlined analysis — in Stratix Premium.
- [Synthetic data](https://docs.layerlens.ai/7.-observe-see-whats-happening/synthetic-data.md): Generate realistic, multi-agent synthetic trace datasets — from your own data, a built-in industry scenario, or a saved definition — in Stratix Premium.
- [Agent Evaluation](https://docs.layerlens.ai/7.-observe-see-whats-happening/agent-evaluation.md): The Stratix Premium Agent Evaluation surface — Traces, Judges, and Trace Evaluations.
- [Concepts](https://docs.layerlens.ai/7.-observe-see-whats-happening/concepts.md)
- [Continuous evaluation](https://docs.layerlens.ai/7.-observe-see-whats-happening/continuous-evaluation.md): Continuous evaluation — score live production traces on a recurring schedule.
- [Multi-tenancy](https://docs.layerlens.ai/7.-observe-see-whats-happening/multi-tenancy.md): Multi-tenancy in Stratix — orgs, isolation, multi-org membership.
- [Cookbook](https://docs.layerlens.ai/7.-observe-see-whats-happening/cookbook.md)
- [Backfill traces from logs](https://docs.layerlens.ai/7.-observe-see-whats-happening/backfill-from-logs.md): Recipe — backfill traces from existing application logs.
- [Post-release continuous evaluation](https://docs.layerlens.ai/7.-observe-see-whats-happening/postrelease-continuous.md): Recipe — post-release continuous evaluation on production traces.
- [Guides](https://docs.layerlens.ai/more-in-this-section-5/guides.md)
- [Build a trace set for agentic evals](https://docs.layerlens.ai/more-in-this-section-5/build-trace-set.md): Guide — build a trace set for agentic evaluation.
- [Investigate a failing trace](https://docs.layerlens.ai/more-in-this-section-5/investigate-failing-trace.md): Guide — investigate a failing trace.
- [Schedule continuous trace evaluation](https://docs.layerlens.ai/more-in-this-section-5/schedule-continuous.md): Guide — schedule continuous trace evaluation.
- [Evaluate (workflow)](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/workflow.md): Stage 4 — Evaluate. Score outputs and traces with scorers and judges.
- [Premium surfaces](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/premium-surfaces.md)
- [Evaluations](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/evaluations.md): The Stratix Premium Evaluations surface — create, run, browse, and compare private evaluations.
- [Judges](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/judges.md): Build, test, and manage LLM-as-a-judge graders in Stratix Premium.
- [System judges](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/system-judges.md): System judges shipped with Stratix Premium — names, evaluation goals, default models, and how to use them.
- [Scorers](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/scorers.md): The Stratix Premium Scorers surface — manage LLM-backed scorers org-scoped.
- [Trace evaluations](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/trace-evaluations.md): Score uploaded traces with scorers and judges — recurring, on-demand, agentic.
- [Spaces](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/spaces.md): The Stratix Premium Spaces surface — save and re-run evaluation configurations as conditions change.
- [Concepts](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/concepts.md)
- [Mental model](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/mental-model.md): The Stratix mental model — catalog, engine, judges, traces, and how data moves through the platform.
- [Evaluations](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/evaluations-1.md): An evaluation in Stratix — what it actually is, what it produces, how it's stored.
- [Evaluation anatomy](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/evaluation-anatomy.md): The anatomy of a Stratix evaluation — every field, every state, every artifact.
- [Judges](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/judges-1.md): LLM-as-a-judge in Stratix — building, running, and optimizing judges with GEPA.
- [Scorers](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/scorers-1.md): LLM-backed scorers in Stratix — model + prompt, when to use them, when to use a judge instead.
- [Evaluation spaces](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/evaluation-spaces.md): Evaluation spaces — saved configurations you re-run as conditions change.
- [Agentic evaluation](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/agentic-evaluation.md): Agentic evaluation — pre- and post-deployment quality gates for multi-step AI agents.
- [Tutorials](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/tutorials.md)
- [Tutorial 1: First evaluation in 10 minutes](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/01-first-evaluation.md): Tutorial 1 — Run your first end-to-end Stratix evaluation in 10 minutes.
- [Tutorial 2: Build your first judge](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/02-first-judge.md): Tutorial 2 — Build, test, and apply your first LLM judge.
- [Tutorial 4: Score live traces](https://docs.layerlens.ai/8.-evaluate-score-the-outputs/04-score-traces.md): Tutorial 4 — Score production traces continuously with Stratix trace evaluations.
- [Cookbook](https://docs.layerlens.ai/more-in-this-section-6/cookbook.md)
- [Recipe: detect tool-call regressions in agents](https://docs.layerlens.ai/more-in-this-section-6/agent-tool-regressions.md): Recipe — detect tool-call regressions. Pointer to the SDK code-review cowork sample.
- [Recipe: catch hallucinations](https://docs.layerlens.ai/more-in-this-section-6/catch-hallucinations.md): Recipe — catch hallucinations with a faithfulness judge whose rubric handles refusals.
- [Recipe: Confidence-weighted aggregation](https://docs.layerlens.ai/more-in-this-section-6/confidence-weighted-aggregation.md): Recipe — confidence-weighted aggregation for noisy judges.
- [Recipe: Cost-aware evaluation](https://docs.layerlens.ai/more-in-this-section-6/cost-aware-evaluation.md): Recipe — score cost alongside quality so you can pick smaller-and-cheaper when it's good enough.
- [Recipe: create a custom scorer](https://docs.layerlens.ai/more-in-this-section-6/custom-code-scorer.md): Recipe — create a custom scorer (LLM-backed). Pointer to the SDK scorer + judge-creation samples.
- [Recipe: validate JSON output against a schema](https://docs.layerlens.ai/more-in-this-section-6/json-schema-validate.md): Recipe — validate JSON outputs against a strict schema using a custom judge or pre-evaluation validation.
- [Recipe: Run a judge in CI without auto-merging on pass](https://docs.layerlens.ai/more-in-this-section-6/judge-ci-no-merge.md): Recipe — gate CI on a judge verdict without auto-merging on pass.
- [Recipe: multi-judge consensus](https://docs.layerlens.ai/more-in-this-section-6/multi-judge-consensus.md): Recipe — run multiple judges against the same trace and aggregate via consensus.
- [Recipe: Score multilingual outputs](https://docs.layerlens.ai/more-in-this-section-6/multilingual.md): Recipe — score outputs in multiple languages with an LLM judge.
- [Recipe: build a faithfulness judge for RAG](https://docs.layerlens.ai/more-in-this-section-6/rag-faithfulness-judge.md): Recipe — RAG faithfulness judge. Pointer to the SDK rag\_assessment sample.
- [Recipe: score a free-form chat output](https://docs.layerlens.ai/more-in-this-section-6/score-chat.md): Recipe — score chat output. Pointer to the canonical SDK text-evaluation sample.
- [Recipe: evaluate code-generation models](https://docs.layerlens.ai/more-in-this-section-6/score-code.md): Recipe — evaluate code-generation models. Use a code benchmark from the public catalog.
- [Recipe: Score reasoning chains](https://docs.layerlens.ai/more-in-this-section-6/score-reasoning.md): Recipe — score reasoning chains with chain-of-thought aware judges.
- [Recipe: score retrieval quality](https://docs.layerlens.ai/more-in-this-section-6/score-retrieval.md): Recipe — score retrieval quality. Pointer to the SDK rag\_assessment sample.
- [Recipe: score a structured-output prompt](https://docs.layerlens.ai/more-in-this-section-6/score-structured-output.md): Recipe — score structured outputs. Pointer to the SDK document-evaluation sample.
- [Recipe: span-level scoring](https://docs.layerlens.ai/more-in-this-section-6/span-level-scoring.md): Recipe — span-level scoring. Pointer to the cowork code-review pattern.
- [Guides](https://docs.layerlens.ai/more-in-this-section-6/guides.md)
- [Bootstrap a judge before GEPA](https://docs.layerlens.ai/more-in-this-section-6/bootstrap-judges.md): Bootstrap a judge before GEPA — what to ship in week one when you don't yet have labeled data.
- [Build your judge library](https://docs.layerlens.ai/more-in-this-section-6/build-judge-library.md): Guide — build a shared judge library across your org.
- [Author a custom code grader](https://docs.layerlens.ai/more-in-this-section-6/custom-code-scorer-1.md): Guide — author a custom code grader.
- [Detect and remove flaky scorers](https://docs.layerlens.ai/more-in-this-section-6/remove-flaky-scorers.md): Guide — detect and remove flaky scorers.
- [Standardize judges across teams](https://docs.layerlens.ai/more-in-this-section-6/standardize-judges.md): Guide — standardize judges across teams.
- [Improve (workflow)](https://docs.layerlens.ai/9.-improve-tune-the-system/workflow.md): Stage 5 — Improve. Tune prompts, judges, and configurations. Re-run.
- [Premium surfaces](https://docs.layerlens.ai/9.-improve-tune-the-system/premium-surfaces.md)
- [Judge Optimization (GEPA)](https://docs.layerlens.ai/9.-improve-tune-the-system/judge-optimization.md): GEPA judge optimization — automatically tune your judge rubric to match labeled ground truth.
- [Tutorials](https://docs.layerlens.ai/9.-improve-tune-the-system/tutorials.md)
- [Tutorial 5: Optimize a judge with GEPA](https://docs.layerlens.ai/9.-improve-tune-the-system/05-gepa-optimize.md): Tutorial 5 — Optimize a judge with GEPA so its verdicts match your team's labels.
- [Cookbook](https://docs.layerlens.ai/9.-improve-tune-the-system/cookbook.md)
- [GEPA basics](https://docs.layerlens.ai/9.-improve-tune-the-system/gepa-basics.md): Recipe — judge optimization basics. Pointer to the SDK judge\_optimization sample.
- [GEPA holdout](https://docs.layerlens.ai/9.-improve-tune-the-system/gepa-holdout.md): Recipe — held-out validation when running judge optimization, to detect over-fit.
- [GEPA iterative labeling](https://docs.layerlens.ai/9.-improve-tune-the-system/gepa-iterative-labeling.md): Recipe — iteratively label examples and re-optimize judges as your bar evolves.
- [Daily smoke eval](https://docs.layerlens.ai/9.-improve-tune-the-system/daily-smoke-eval.md): Recipe — daily smoke evaluation against a representative trace set, scheduled by your own cron.
- [Quarterly rebench](https://docs.layerlens.ai/9.-improve-tune-the-system/quarterly-rebench.md): Recipe — quarterly model re-evaluation as the frontier moves.
- [Guides](https://docs.layerlens.ai/more-in-this-section-7/guides.md)
- [Cost-control levers](https://docs.layerlens.ai/more-in-this-section-7/cost-control-levers.md): Cost-control levers in Stratix — prompt caching pass-through, batch judges, sampling, BYOK.
- [Curate a regression test set](https://docs.layerlens.ai/more-in-this-section-7/curate-regression-set.md): Guide — curate a regression test set from production traces.
- [Optimize a judge with GEPA](https://docs.layerlens.ai/more-in-this-section-7/optimize-judge-gepa.md): Guide — optimize a judge with GEPA.
- [Reduce evaluation cost](https://docs.layerlens.ai/more-in-this-section-7/reduce-eval-cost.md): Guide — reduce evaluation cost without losing signal.
- [Integrations landing](https://docs.layerlens.ai/10.-integrate-connect-your-stack/10-integrate.md): Stratix integrations — platform integrations (Stratix Premium), SDK auto-instrumentation (stratix-python), CI/CD, BYOK.
- [Frameworks](https://docs.layerlens.ai/10.-integrate-connect-your-stack/frameworks.md)
- [LangChain](https://docs.layerlens.ai/10.-integrate-connect-your-stack/framework-langchain.md): LangChain integration — emit Stratix traces from LangChain chains.
- [LlamaIndex](https://docs.layerlens.ai/10.-integrate-connect-your-stack/framework-llamaindex.md): LlamaIndex integration — RAG pipeline traces in Stratix.
- [Haystack](https://docs.layerlens.ai/10.-integrate-connect-your-stack/framework-haystack.md): Haystack integration — emit traces from Haystack pipelines.
- [DSPy](https://docs.layerlens.ai/10.-integrate-connect-your-stack/framework-dspy.md): DSPy integration — emit traces from DSPy programs.
- [OpenAI Assistants](https://docs.layerlens.ai/10.-integrate-connect-your-stack/framework-openai-assistants.md): OpenAI Assistants integration — capture run traces.
- [Vercel AI SDK](https://docs.layerlens.ai/10.-integrate-connect-your-stack/framework-vercel-ai-sdk.md): Vercel AI SDK integration — emit traces from Next.js applications.
- [Anthropic SDK](https://docs.layerlens.ai/10.-integrate-connect-your-stack/framework-anthropic-sdk.md): Anthropic SDK integration — capture Messages API calls.
- [Custom Python](https://docs.layerlens.ai/10.-integrate-connect-your-stack/framework-custom-python.md): Custom Python integration — wrap your own agent.
- [LLM providers](https://docs.layerlens.ai/10.-integrate-connect-your-stack/llm-providers.md)
- [OpenAI](https://docs.layerlens.ai/10.-integrate-connect-your-stack/provider-openai.md): OpenAI integration — models, BYOK, instrumentation.
- [Anthropic](https://docs.layerlens.ai/10.-integrate-connect-your-stack/provider-anthropic.md): Anthropic integration — Claude models, BYOK, instrumentation.
- [Google](https://docs.layerlens.ai/10.-integrate-connect-your-stack/provider-google.md): Google integration — Gemini models.
- [Mistral](https://docs.layerlens.ai/10.-integrate-connect-your-stack/provider-mistral.md): Mistral integration — Mistral models.
- [Meta](https://docs.layerlens.ai/10.-integrate-connect-your-stack/provider-meta.md): Meta integration — Llama models.
- [Observability](https://docs.layerlens.ai/10.-integrate-connect-your-stack/observability.md)
- [OpenTelemetry](https://docs.layerlens.ai/10.-integrate-connect-your-stack/opentelemetry.md): OpenTelemetry — convert OTel spans to Stratix traces.
- [Partner clouds (BYOK / OpenAI-compatible)](https://docs.layerlens.ai/10.-integrate-connect-your-stack/partner-clouds.md): Partner-cloud integrations — Fireworks, Nebius, SambaNova, MLflow.
- [Cookbook](https://docs.layerlens.ai/10.-integrate-connect-your-stack/cookbook.md)
- [Send results to S3](https://docs.layerlens.ai/10.-integrate-connect-your-stack/integration-s3-export.md): Recipe — export evaluation results to S3.
- [Send results to BigQuery](https://docs.layerlens.ai/10.-integrate-connect-your-stack/integration-bigquery-export.md): Recipe — stream evaluation results into BigQuery.
- [Send results to Snowflake](https://docs.layerlens.ai/10.-integrate-connect-your-stack/integration-snowflake-export.md): Recipe — load Stratix results into Snowflake.
- [VS Code](https://docs.layerlens.ai/more-in-this-section-8/ide-vscode.md): VS Code extension.
- [Fireworks AI](https://docs.layerlens.ai/more-in-this-section-8/partner-fireworks.md): Fireworks AI integration.
- [MLflow gateway](https://docs.layerlens.ai/more-in-this-section-8/partner-mlflow.md): MLflow gateway integration.
- [Nebius](https://docs.layerlens.ai/more-in-this-section-8/partner-nebius.md): Nebius integration.
- [SambaNova Cloud](https://docs.layerlens.ai/more-in-this-section-8/partner-sambanova.md): SambaNova Cloud integration.
- [Admin](https://docs.layerlens.ai/11.-admin/11-admin.md): Admin — workspace administration for org admins, security leads, and IT.
- [Notifications](https://docs.layerlens.ai/11.-admin/notifications.md): In-app and email notifications in Stratix Premium — evaluations, traces, threshold crossings.
- [Settings](https://docs.layerlens.ai/11.-admin/settings.md): The Stratix Premium Settings surface — account, organizations, billing, integrations, API keys.
- [Organizations and multi-org](https://docs.layerlens.ai/11.-admin/organizations.md): Multi-org membership and switching in Stratix Premium.
- [Team management](https://docs.layerlens.ai/11.-admin/team-management.md): Invite teammates, manage roles, and watch seat utilization in Stratix Premium.
- [ECU credits and billing](https://docs.layerlens.ai/11.-admin/ecu-credits-billing.md): ECU credits, consumption, and billing in Stratix Premium.
- [ECU credits — concept](https://docs.layerlens.ai/11.-admin/concepts-ecu-credits.md): ECU credits — how compute consumption is metered and billed in Stratix Premium.
- [Onboarding wizard](https://docs.layerlens.ai/11.-admin/onboarding-wizard.md): The Stratix Premium onboarding wizard — tailored first-time setup based on your role and goals.
- [In-app Assistant](https://docs.layerlens.ai/11.-admin/in-app-assistant.md): The in-app Assistant in Stratix Premium — context-aware help inline.
- [Show tutorial](https://docs.layerlens.ai/11.-admin/show-tutorial.md): Re-run the Stratix Premium onboarding wizard at any time via Show tutorial.
- [Switch toggle (Public/Premium)](https://docs.layerlens.ai/11.-admin/switch-toggle.md): The Switch toggle in Stratix Premium — flip between Public-only and Premium-augmented catalog views.
- [Search (Premium)](https://docs.layerlens.ai/11.-admin/search-premium.md): The Stratix Premium global search — across catalog plus your org's private items.
- [Guides](https://docs.layerlens.ai/11.-admin/guides.md)
- [Invite team](https://docs.layerlens.ai/11.-admin/invite-team.md): Guide — invite teammates to your Stratix org.
- [Manage seats and roles](https://docs.layerlens.ai/11.-admin/manage-seats-roles.md): Guide — manage seats and roles in your org.
- [Manage ECU](https://docs.layerlens.ai/11.-admin/manage-ecu.md): Guide — buy and manage ECU credits.
- [Rotate API key](https://docs.layerlens.ai/11.-admin/rotate-api-key.md): Guide — rotate a Stratix API key without downtime.
- [Set up first org](https://docs.layerlens.ai/11.-admin/setup-first-org.md): Guide — set up your first Stratix organization.
- [Set up notifications](https://docs.layerlens.ai/11.-admin/setup-notifications.md): Guide — set up notifications and alerting.
- [Set up Slack](https://docs.layerlens.ai/11.-admin/setup-slack.md): Guide — set up Slack integration.
- [Set up SSO](https://docs.layerlens.ai/11.-admin/setup-sso.md): Guide — set up SSO (SAML/OIDC) for your enterprise.
- [Audit-friendly evidence](https://docs.layerlens.ai/11.-admin/audit-friendly-evidence.md): Guide — produce audit-friendly evaluation evidence per release.
- [Support](https://docs.layerlens.ai/12.-support/12-support.md): Stratix support — channels, FAQ, troubleshooting, contact.
- [Best practices](https://docs.layerlens.ai/12.-support/best-practices.md): Stratix best practices — quick reference for new users.
- [Community](https://docs.layerlens.ai/12.-support/community.md): Community channels — forums, Slack, docs feedback.
- [Contact](https://docs.layerlens.ai/12.-support/contact.md): How to reach Stratix support.
- [API troubleshooting](https://docs.layerlens.ai/12.-support/api-troubleshooting.md): API-specific troubleshooting.
- [SDK troubleshooting](https://docs.layerlens.ai/12.-support/sdk-troubleshooting.md): SDK-specific troubleshooting.
- [General troubleshooting](https://docs.layerlens.ai/12.-support/troubleshooting.md): Common Stratix issues and fixes.
- [FAQ](https://docs.layerlens.ai/12.-support/faq.md): Frequently-asked questions about Stratix.
- [Billing FAQ](https://docs.layerlens.ai/12.-support/billing-faq.md): Billing FAQ — ECU, invoices, plans, upgrades.
- [Overview FAQ](https://docs.layerlens.ai/12.-support/faq-overview.md): Quick FAQ for first-time visitors — what Stratix is, what it isn't, who it's for.
- [Glossary pointer](https://docs.layerlens.ai/12.-support/glossary-pointer.md): Pointer to the definitive Glossary.
- [Type stubs and IDE support](https://docs.layerlens.ai/13.1-sdk-and-apis/type-stubs.md): Type stubs and IDE autocomplete for the Stratix Python SDK.
- [Migrating SDK versions](https://docs.layerlens.ai/13.1-sdk-and-apis/migrating-sdk-versions.md): Migrate between Stratix SDK versions — breaking changes and replacement paths.
- [API reference (REST)](https://docs.layerlens.ai/13.1-sdk-and-apis/api.md): REST API reference — same surface the dashboard and SDK use.
- [Trace JSON Schema](https://docs.layerlens.ai/13.1-sdk-and-apis/trace-schema.md): Stratix Trace JSON Schema — formal specification of the trace payload.
- [CLI reference](https://docs.layerlens.ai/13.1-sdk-and-apis/cli.md): layerlens CLI reference — commands, arguments, examples.
- [Surfaces — where Stratix runs](https://docs.layerlens.ai/13.2-surfaces/surfaces.md): Stratix surfaces — every place you can interact with the platform.
- [Web (browser)](https://docs.layerlens.ai/13.2-surfaces/web.md): The Stratix web surface — anonymous Public catalog and signed-in Premium workspace at the same hostname.
- [Python SDK](https://docs.layerlens.ai/13.2-surfaces/python-sdk.md): The Stratix Python SDK — pip install layerlens --extra-index-url https://sdk.layerlens.ai/package, sync + async, 11 resources, 138 samples.
- [CLI](https://docs.layerlens.ai/13.2-surfaces/cli.md): The Stratix CLI — terminal access to evaluations, traces, and reports.
- [REST API](https://docs.layerlens.ai/13.2-surfaces/rest-api.md): The Stratix REST API — same surface the dashboard and SDK use.
- [Concepts library](https://docs.layerlens.ai/13.3-concepts-library-+-architecture/concepts-library.md): Stratix concepts — the mental model behind models, evaluations, judges, scorers, traces, and ECU.
- [Architecture deep dive](https://docs.layerlens.ai/13.3-concepts-library-+-architecture/architecture.md): How Stratix is built — catalog, evaluation engine, judge engine, trace pipeline, and the customer-facing experiences.
- [In-product Learning Portal](https://docs.layerlens.ai/13.4-learning-portal/learning-portal.md): Bridge from this documentation to the Stratix Premium Learning Portal.
- [Library overview](https://docs.layerlens.ai/13.4-learning-portal/library-overview.md): Stratix Learning Library overview — what's in it and how to find content.
- [Paths overview](https://docs.layerlens.ai/13.4-learning-portal/paths-overview.md): Stratix Learning Paths overview — structured curricula by role.
- [Premium Learning](https://docs.layerlens.ai/13.4-learning-portal/learning.md): The Stratix Premium Learning surface — Library and Paths.
- [Premium Learning Library](https://docs.layerlens.ai/13.4-learning-portal/learning-library.md): The Stratix Premium Learning Library — curated articles, recipes, and walkthroughs.
- [Premium Learning Paths](https://docs.layerlens.ai/13.4-learning-portal/learning-paths.md): The Stratix Premium Learning Paths — structured curricula for builders, operators, and admins.
- [Release notes](https://docs.layerlens.ai/13.5-operational/release-notes.md): Stratix release notes — platform, SDK, dashboard, and samples.
- [Latest releases](https://docs.layerlens.ai/13.5-operational/latest.md): Latest Stratix platform releases.
- [Release archive](https://docs.layerlens.ai/13.5-operational/archive.md): Historical release notes.
- [Status and reliability](https://docs.layerlens.ai/13.5-operational/status.md): Stratix status, reliability, health endpoints, and incident communication.
- [System judge implementation reference](https://docs.layerlens.ai/13.6-system-judges-implementation/system.md): Implementation reference for Stratix system judges — record shape, scoring contracts, and how they run.
- [Faithfulness implementation](https://docs.layerlens.ai/13.6-system-judges-implementation/faithfulness-implementation.md): The full Faithfulness system-judge rubric — scoring bands, inputs, output contract, and tuning.
- [Api](https://docs.layerlens.ai/more-in-this-section-9/api.md)
- [API keys](https://docs.layerlens.ai/more-in-this-section-9/api-keys.md): REST — API keys endpoints.
- [Authentication](https://docs.layerlens.ai/more-in-this-section-9/auth.md): API authentication — API keys, scopes, headers.
- [Benchmarks](https://docs.layerlens.ai/more-in-this-section-9/benchmarks.md): REST — Benchmarks endpoints.
- [BYOK custom models](https://docs.layerlens.ai/more-in-this-section-9/byok-models.md): REST — BYOK custom-model endpoints.
- [Errors](https://docs.layerlens.ai/more-in-this-section-9/errors.md): REST — error codes, response shape.
- [Evaluations](https://docs.layerlens.ai/more-in-this-section-9/evaluations.md): REST — Evaluations endpoints.
- [Judge optimizations (GEPA)](https://docs.layerlens.ai/more-in-this-section-9/judge-optimizations.md): REST — Judge optimization (GEPA) endpoints.
- [Judges](https://docs.layerlens.ai/more-in-this-section-9/judges.md): REST — Judges endpoints.
- [Models](https://docs.layerlens.ai/more-in-this-section-9/models.md): REST — Models endpoints.
- [Notifications](https://docs.layerlens.ai/more-in-this-section-9/notifications.md): REST — Notifications endpoints.
- [Organizations](https://docs.layerlens.ai/more-in-this-section-9/organizations.md): REST — Organizations endpoints.
- [Rate limits](https://docs.layerlens.ai/more-in-this-section-9/rate-limits.md): REST — rate limits and headers.
- [Scorers](https://docs.layerlens.ai/more-in-this-section-9/scorers.md): REST — Scorers endpoints.
- [Spaces](https://docs.layerlens.ai/more-in-this-section-9/spaces.md): REST — Spaces endpoints.
- [Trace evaluations](https://docs.layerlens.ai/more-in-this-section-9/trace-evaluations.md): REST — Trace evaluations endpoints.
- [Traces](https://docs.layerlens.ai/more-in-this-section-9/traces.md): REST — Traces endpoints.
- [Webhooks](https://docs.layerlens.ai/more-in-this-section-9/webhooks.md): REST — Webhook event payloads.
- [Cli](https://docs.layerlens.ai/more-in-this-section-9/cli.md)
- [layerlens benchmarks](https://docs.layerlens.ai/more-in-this-section-9/benchmarks-1.md): layerlens benchmarks — browse and upload.
- [layerlens config](https://docs.layerlens.ai/more-in-this-section-9/config.md): layerlens config — multi-profile, env, output format.
- [layerlens evaluate](https://docs.layerlens.ai/more-in-this-section-9/evaluate.md): layerlens evaluate — create and run an evaluation.
- [Examples](https://docs.layerlens.ai/more-in-this-section-9/examples.md): Common layerlens CLI command sequences.
- [CLI getting started](https://docs.layerlens.ai/more-in-this-section-9/getting-started.md): CLI getting started — install, login, first command.
- [layerlens judges](https://docs.layerlens.ai/more-in-this-section-9/judges-1.md): layerlens judges — create and manage LLM judges.
- [layerlens login](https://docs.layerlens.ai/more-in-this-section-9/login.md): layerlens login — interactive authentication.
- [layerlens models](https://docs.layerlens.ai/more-in-this-section-9/models-1.md): layerlens models — browse the catalog.
- [layerlens scorers](https://docs.layerlens.ai/more-in-this-section-9/scorers-1.md): layerlens scorers — manage code graders.
- [layerlens trace-evaluate](https://docs.layerlens.ai/more-in-this-section-9/trace-evaluate.md): layerlens trace-evaluate — score a trace set.
- [layerlens traces](https://docs.layerlens.ai/more-in-this-section-9/traces-1.md): layerlens traces — upload and browse traces.
- [Screenshots](https://docs.layerlens.ai/more-in-this-section-9/screenshots.md)
- [Screenshot inventory](https://docs.layerlens.ai/more-in-this-section-9/screenshots-1.md): Screenshot inventory and capture conventions.
- [Sdk Python](https://docs.layerlens.ai/more-in-this-section-9/sdk-python.md)
- [LangChain framework adapter](https://docs.layerlens.ai/more-in-this-section-9/frameworks-langchain.md): LangChain framework adapter — LayerLensCallbackHandler for chains, agents, tools, and memory.
- [Async patterns](https://docs.layerlens.ai/more-in-this-section-9/async-patterns.md): Async patterns — concurrency, gather, semaphore-bounded parallelism.
- [Authentication](https://docs.layerlens.ai/more-in-this-section-9/authentication.md): SDK authentication — API keys, env vars, key scoping.
- [CLI — Command Reference](https://docs.layerlens.ai/more-in-this-section-9/commands.md): Complete reference for every stratix CLI command — trace, judge, evaluate, scorer, space, bulk, ci.
- [CLI — Workflow Examples](https://docs.layerlens.ai/more-in-this-section-9/examples-1.md): Fifteen copy-paste CLI workflows covering traces, judges, evaluations, bulk runs, CI, and cleanup.
- [CLI — Getting Started](https://docs.layerlens.ai/more-in-this-section-9/getting-started-1.md): SDK CLI getting started — installation, configuration, output formats, shell completion.
- [Client configuration](https://docs.layerlens.ai/more-in-this-section-9/client.md): Stratix / AsyncStratix client — construction, env vars, timeout, retries, per-request overrides.
- [Errors](https://docs.layerlens.ai/more-in-this-section-9/errors-1.md): SDK exception hierarchy — StratixError → APIError → APIStatusError → HTTP-status-specific exceptions.
- [Evaluations](https://docs.layerlens.ai/more-in-this-section-9/evaluations-1.md): client.evaluations — create benchmark and dataset evaluations, wait for completion, list, retrieve results.
- [Code Examples](https://docs.layerlens.ai/more-in-this-section-9/examples-2.md): Code examples index — runnable samples for evaluations, traces, judges, public catalog.
- [Creating Evaluations](https://docs.layerlens.ai/more-in-this-section-9/creating-evaluations.md): Create evaluations — sync, async, parallel, comparison, error handling.
- [Judges and Traces](https://docs.layerlens.ai/more-in-this-section-9/judges-and-traces.md): Examples for judges and traces — create, list, update, delete; upload traces; run trace evaluations.
- [Models and Benchmarks](https://docs.layerlens.ai/more-in-this-section-9/models-and-benchmarks.md): Browse, filter, create custom/smart, and manage models and benchmarks.
- [Public API](https://docs.layerlens.ai/more-in-this-section-9/public-api.md): Public catalog examples — browse models, benchmarks, evaluations, compare results without auth scopes.
- [Retrieving Results](https://docs.layerlens.ai/more-in-this-section-9/retrieving-results.md): Retrieve evaluation results — paginated, bulk, and concurrent fetching patterns.
- [Judge optimizations](https://docs.layerlens.ai/more-in-this-section-9/judge-optimizations-1.md): client.judge\_optimizations — automated judge optimization (GEPA-style). Estimate, create, get, apply.
- [Judges](https://docs.layerlens.ai/more-in-this-section-9/judges-2.md): client.judges — CRUD for evaluation judges, with version-on-update semantics.
- [Models and benchmarks](https://docs.layerlens.ai/more-in-this-section-9/models-benchmarks.md): client.models and client.benchmarks — manage models, benchmarks, custom registrations, smart benchmarks.
- [Notifications (SDK)](https://docs.layerlens.ai/more-in-this-section-9/notifications-1.md): client.notifications — manage event subscriptions.
- [Organizations (SDK)](https://docs.layerlens.ai/more-in-this-section-9/organizations-1.md): Multi-org switching from the SDK.
- [Pagination](https://docs.layerlens.ai/more-in-this-section-9/pagination.md): Pagination over large list endpoints.
- [Public client](https://docs.layerlens.ai/more-in-this-section-9/public-client.md): PublicClient — read-only access to public catalog (models, benchmarks, evaluations, comparisons).
- [Recipe: pagination over large result sets](https://docs.layerlens.ai/more-in-this-section-9/pagination-1.md): Recipe — pagination. Pointer to the SDK paginated\_results sample.
- [Recipe: rate-limit handling](https://docs.layerlens.ai/more-in-this-section-9/rate-limit-handling.md): Recipe — rate-limit handling. Pointer to the SDK security guide.
- [Recipe: retry and backoff](https://docs.layerlens.ai/more-in-this-section-9/retry-backoff.md): Recipe — retry and backoff. Pointer to the SDK's built-in retry behaviour.
- [Recipe: sync vs async clients](https://docs.layerlens.ai/more-in-this-section-9/sync-async-clients.md): Recipe — sync vs async client. Pointer to the SDK async\_workflow sample.
- [SDK release notes](https://docs.layerlens.ai/more-in-this-section-9/release-notes-sdk.md): SDK-specific release notes.
- [Results](https://docs.layerlens.ai/more-in-this-section-9/results.md): client.results — fetch evaluation results, with auto-pagination helpers.
- [Scorers](https://docs.layerlens.ai/more-in-this-section-9/scorers-2.md): client.scorers — LLM-backed scorers (model + prompt). CRUD reference.
- [Security](https://docs.layerlens.ai/more-in-this-section-9/security.md): SDK security overview — API key management, data privacy, environment variables, rate limiting.
- [API Key Management](https://docs.layerlens.ai/more-in-this-section-9/api-key-management.md): API key management — secure storage, environment variables,.env files, rotation.
- [Data Privacy](https://docs.layerlens.ai/more-in-this-section-9/data-privacy.md): Data privacy — what the SDK transmits, how to sanitize traces, logging redaction.
- [Environment Variables](https://docs.layerlens.ai/more-in-this-section-9/environment-variables.md): Environment variables — required vars, OS-specific setup,.env file loading, verification.
- [Rate Limiting](https://docs.layerlens.ai/more-in-this-section-9/rate-limiting.md): Rate limiting — recognize 429 responses, handle RateLimitError, inspect retry headers.
- [Spaces (SDK)](https://docs.layerlens.ai/more-in-this-section-9/spaces-1.md): client.spaces — saved evaluation configurations.
- [Trace evaluations](https://docs.layerlens.ai/more-in-this-section-9/trace-evaluations-1.md): client.trace\_evaluations — run a judge against a trace, poll, retrieve results, estimate cost.
- [Traces](https://docs.layerlens.ai/more-in-this-section-9/traces-2.md): client.traces — upload trace files (JSON/JSONL, ≤50 MB), retrieve, list, delete.
- [SDK troubleshooting](https://docs.layerlens.ai/more-in-this-section-9/troubleshooting.md): SDK troubleshooting — installation, authentication, evaluation, trace upload, timeouts.
- [Troubleshooting](https://docs.layerlens.ai/more-in-this-section-9/troubleshooting-1.md): SDK troubleshooting index — authentication, common issues, error codes.
- [Authentication Problems](https://docs.layerlens.ai/more-in-this-section-9/authentication-1.md): Authentication troubleshooting — 401 errors, invalid keys, missing configuration.
- [Common Issues](https://docs.layerlens.ai/more-in-this-section-9/common-issues.md): Common SDK issues — installation, client init, evaluations, trace upload, timeouts, network.
- [Error Codes Reference](https://docs.layerlens.ai/more-in-this-section-9/error-codes.md): SDK error codes — full StratixError exception hierarchy and HTTP status mapping.
- [Type models (Pydantic)](https://docs.layerlens.ai/more-in-this-section-9/type-models.md): SDK Pydantic models — exhaustive list of types exported from the layerlens package.
- [Versioning](https://docs.layerlens.ai/more-in-this-section-9/versioning.md): SDK versioning, compatibility, deprecation policy.
- [Webhooks](https://docs.layerlens.ai/more-in-this-section-9/webhooks-1.md): Stratix webhooks — receive events at your endpoint.