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wire 2026-09-29
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$ the-wire · showcase

FastAPI drops Permit.io from its sponsor list

By RepoJournal · Filed · About FastAPI & Pydantic · Composed from the cited sources · methodology

Sebastián Ramírez latest-changes[bot]
2 people shipped this
Sebastián Ramírez @tiangolo 1 cited latest-changes[bot] @latest-changes[bot] 1 cited

The only substantive change to land in fastapi/fastapi in the last day was a sponsor roster edit, with the rest of the window given to release-notes bookkeeping.

🔧 Update sponsors: remove Permit.io (#16406) fastapi/fastapi

by Sebastián Ramírez

Sebastián Ramírez removed Permit.io from the project's sponsor list; no code, dependency, or published behavior changed, so nothing in your app is affected.

📝 Update release notes fastapi/fastapi

by latest-changes[bot]

The latest-changes bot refreshed the release notes and skipped CI, so the changelog is now current without a test run.

$ ls fastapi/reviews/ # the step-back reads

the week in review Pydantic drops Python 3.10, then layers serialization fast paths the month in review Five Pydantic validation bypasses and a quadratic URL check
Full archive → Weekly reviews →

Quick answers

What shipped in FastAPI & Pydantic on September 29, 2026?
The only substantive change to land in fastapi/fastapi in the last day was a sponsor roster edit, with the rest of the window given to release-notes bookkeeping. In total, 2 commits and 1 pull requests landed.
Who contributed to FastAPI & Pydantic on September 29, 2026?
2 developers shipped this update, including Sebastián Ramírez and latest-changes[bot].
What were the notable FastAPI & Pydantic updates?
🔧 Update sponsors: remove Permit.io (#16406) and 📝 Update release notes.
♥

$ log FastAPI & Pydantic --recent

Pydantic fixes GC tracking in pydantic-core and caches UTC TzInfo 50 shipped Pydantic drops Python 3.10, accepts list and DecimalTuple for Decimal 37 shipped Pydantic reworks `TypeAdapter` call arguments, tightens `Decimal` schemas 13 shipped FastAPI bumps pillow and dnspython, Pydantic corrects arguments JSON Schema 6 shipped

$ log --all # elsewhere on the wire

Agent Security Quiet day in agent security as guard coverage reaches four clients Alignment & Post-training verl defaults Ascend RL mode, open-instruct unblocks SFT packing

$ ls showcases/

Safety Evals AI Red Teaming Agent Security Interpretability Alignment & Post-training

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