# API > The contracts between the apps and the backend. The OpenAPI files are the source. Links point to the Markdown version of each page. This module in one file: [llms-full.txt](/api/llms-full.txt) (3 KB). Every module: [llms.txt](/llms.txt). ยท View: [API reference](/api/reference.html) ## Pages - [API](/api/index.md) ## Files - [API reference](/api/reference.html): Both contracts rendered by Redoc: the client API and the admin API. - [OpenAPI contract (client API)](/api/openapi.yaml): Every endpoint, schema and error of the client API, as it is in the repo. - [OpenAPI contract (admin API)](/api/openapi-admin.yaml): The admin API the dashboard consumes (ADR-002), as it is in the repo.