pydantic-ai 2.47.0

v2.47.0 (2026-09-21)

on Python PyPI

What's Changed

⚠️ Compatibility Notes

• Name a None output route None rather than NoneType by @DouweM in #8590
• Raise when UserPromptPart.content is not a str or a sequence, instead of silently sending a dict's keys by @DouweM in #8595

🚀 Features

• Ask three more field types TypeSafeModel can already answer by @DouweM in #8544

🐛 Bug Fixes

• Refuse a tuple output field and a self-contained model instead of crashing by @DouweM in #8537
• Refuse a rubric with more levels than Jev scores against by @DouweM in #8583
• Let None be a route TypeSafeModel can pick by @DouweM in #8540
• Let a Choices set describe itself as a TypeSafeModel route by @DouweM in #8541
• Recognise a None route and a None option that carry a description by @DouweM in #8598
• Name the picked route in the TypeSafeModel request that fills it by @DouweM in #8589

📦 Dependencies

• Pin ag-ui-protocol to <1 by @adtyavrdhn in #8579

New Contributors

• @huynguyengl99 made their first contribution in #8554
• @xyi74976-del made their first contribution in #8560

Full Changelog: v2.46.0...v2.47.0