> For the complete documentation index, see [llms.txt](https://docs.layerlens.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.layerlens.ai/more-in-this-section-4.md).

# More in this section

- [Guides](https://docs.layerlens.ai/more-in-this-section-4/guides.md)
- [Calling LayerLens from a backend](https://docs.layerlens.ai/more-in-this-section-4/calling-layerlens-from-a-backend.md): Calling LayerLens 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.
- [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 LayerLens.
- [Wire CI/CD evaluation gates](https://docs.layerlens.ai/more-in-this-section-4/wire-cicd-gates.md): Guide — wire LayerLens 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 LayerLens and another tool side-by-side during migration.
- [Plan a migration to LayerLens](https://docs.layerlens.ai/more-in-this-section-4/plan-migration.md): Guide — plan a migration to LayerLens.
- [Recipe: Port a Braintrust eval](https://docs.layerlens.ai/more-in-this-section-4/migration-braintrust.md): Recipe — port a Braintrust eval into LayerLens.
- [Recipe: Port a LangSmith eval](https://docs.layerlens.ai/more-in-this-section-4/migration-langsmith.md): Recipe — port a LangSmith eval dataset and grader into LayerLens.
- [Recipe: Port an MLflow run](https://docs.layerlens.ai/more-in-this-section-4/migration-mlflow.md): Recipe — port an MLflow run into LayerLens.
- [Recipe: Port a Promptfoo config](https://docs.layerlens.ai/more-in-this-section-4/migration-promptfoo.md): Recipe — port a Promptfoo config into LayerLens.