pydantic-ai 1.56.0

v1.56.0 (2026-02-05)

on Python PyPI

What's Changed

🚀 Features

• Add Claude Opus 4.6, anthropic_effort and anthropic_thinking.type='adaptive' by @dsfaccini in #4216
• Add anthropic_betas to AnthropicModelSettings by @bohdanhr in #4180

🐛 Bug Fixes

• Fix Bedrock CachePoint placement with multiple trailing documents by @psg2 in #4207
• Disallow downloading FileUrls pointing at the local network by default by @DouweM in #4227

Full Changelog: v1.55.0...v1.56.0