pydantic-ai 1.87.0

v1.87.0 (2026-04-24)

on Python PyPI

What's Changed

🚀 Features

• Add HandleDeferredToolCalls capability and handle_deferred_tool_calls hook by @DouweM in #5142
• Add ProcessEventStream capability by @DouweM in #5141
• Handle thinking setting for GPT-5.5 by @dsfaccini in #5196

Full Changelog: v1.86.1...v1.87.0