> 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/10.-integrate-connect-your-stack/provider-anthropic.md).

# Anthropic

Anthropic integration — Claude models, BYOK, instrumentation.

Claude models are first-class. Browse at [Models catalog](/5.-select-pick-the-model/models-catalog.md).

BYOK: register your Anthropic key as a [BYOK custom model](/5.-select-pick-the-model/byok-custom-models.md).

Instrumentation: [recipe](/6.-build-wire-your-code/instrument-anthropic-sdk.md).