Improved controls for tool-calling and structured output flows.
FastAPI changelog digest
May 11 - May 17, 2026. Useful releases, risky migrations, and noisy updates from the FastAPI channel.
FastAPI updates in 2026-w20
Added ability for Seer to send bug root‑cause information to GitHub Copilot for automated fixes
Added revision history tracking for dashboards
General availability of Seer’s Claude integration
Workers requests can be inspected with more trace context.
Multi-platform builds can reuse cache layers more predictably.