- Require Starlette version 0.12.9, making the upgrade a breaking change.
- Add `app.state` for global state and improve custom Request/APIRoute handling, enabling middleware‑like logic for subsets of routes.
- Add docs on custom Request/APIRoute classes and fix route class preservation when including sub‑routers.
0.41.0
Official FastAPI changelog summary with source attribution, release tags, and community reactions.
Track this FastAPI release note alongside related changelog updates, risky changes, and weekly digest signals from the developer community.
Verify the original release note
Every summary should remain traceable to the original changelog or release source.
Follow this in context
Turn this FastAPI release note into a weekly digest for the tools you actually use.
Create digest