pydantic/pydantic-ai v2.48.0

v2.48.0 (2026-09-22)

on GitHub

What's Changed

🚀 Features

• Support genai-prices 0.1.7 and new OpenAI audio models by @adtyavrdhn in #8617
• Add OpenAI gpt-6-sol and gpt-6-luna model support by @DouweM in #8635
• Add Claude Opus 5.5 (claude-opus-5-5) support by @DouweM in #8637

🐛 Bug Fixes

• Preserve UIMessage.id across Vercel AI load_messages and dump_messages by @adtyavrdhn in #8623
• Preserve AG-UI Message.id across AGUIAdapter.load_messages and dump_messages by @adtyavrdhn in #8632

📦 Dependencies

• Bump genai-prices to 0.1.8 by @DouweM in #8648

Full Changelog: v2.47.0...v2.48.0