v2.43.0
pydantic/pydantic-aiv2.43.0Sep 12, 2026by DouweM
Upgrading?
AI Summary
This release introduces a first-run banner for `clai` sessions and includes bug fixes for text part boundaries in the `OpenAIChatModel` and temporal tool opt-out checks.
Key Highlights
- Added a first-run banner to describe the run and open `clai` sessions.
- Fixed text part boundaries after tool calls in `OpenAIChatModel`.
- Corrected temporal tool opt-out checks based on operation kind.
New Features
- Add a first-run banner describing the run, and open `clai` sessions with it
Full Release Notes
<!-- Release notes generated using configuration in .github/release.yml at main --> ## What's Changed ### 🚀 Features * Add a first-run banner describing the run, and open `clai` sessions with it by @DouweM in https://github.com/pydantic/pydantic-ai/pull/7447 ### 🐛 Bug Fixes * Preserve text part boundaries after tool calls in `OpenAIChatModel` by @KaranJayakumar in https://github.com/pydantic/pydantic-ai/pull/8235 * fix(temporal): key tool opt-out checks on operation kind, not an MCP import by @adtyavrdhn in https://github.com/pydantic/pydantic-ai/pull/8257 ## New Contributors * @KaranJayakumar made their first contribution in https://github.com/pydantic/pydantic-ai/pull/8235 **Full Changelog**: https://github.com/pydantic/pydantic-ai/compare/v2.42.0...v2.43.0
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