pydantic/pydantic-ai v1.75.0

v1.75.0 (2026-03-31)

on GitHub

What's Changed

🚀 Features

• Feat(embeddings): types and limits for gemini-embedding-2-preview by @yorickvP in #4874
• Implement support for Flex PayGo with VertexAI by @ewjoachim in #4312

🐛 Bug Fixes

• Stop stripping TTL from cache control for Bedrock clients by @fuyi in #4915
• fix: handle DataUIPart in Vercel AI adapter user message processing (#4704) by @sudo-nick in #4712
• fix: count only leading system messages when inserting instructions by @sztoplover-bit in #4833
• fix: consistent error handling between run_sync and run_stream for invalid output tool calls by @Spectual in #4860
• fix(openrouter): handle null top-level fields when response is nested in provider field by @adityasingh2400 in #4528

New Contributors

• @fuyi made their first contribution in #4915
• @sudo-nick made their first contribution in #4712
• @yorickvP made their first contribution in #4874
• @ewjoachim made their first contribution in #4312
• @sztoplover-bit made their first contribution in #4833
• @Spectual made their first contribution in #4860

Full Changelog: v1.74.0...v1.75.0