v2.51.0 v2.50.0
pydantic/pydantic-aiSep 25, 2026 → Sep 25, 20260 days between releases
Generating AI comparison
Analyzing what changed between v2.51.0 and v2.50.0. This page updates automatically — usually within a minute.
The Two Releases
v2.51.0
v2.51.0 (2026-09-25)
Sep 25, 2026· 26 days ago
Focuses on performance improvements, such as caching the agent graph and reducing overhead, while adding support for OpenAI GPT-Live and refining error handling for real-time sessions.
Full release notesv2.50.0
v2.50.0 (2026-09-24)
Sep 25, 2026· 27 days ago
The release introduces the `DecisionModel` protocol for routing and expands real-time support for Gemini 3.8, while also exposing OpenAI service tiers and adding durable context detection.
Full release notes