# Pydantic AI agents now run on Jev

Pydantic says the agents use TypeSafe AI’s Jev classifier to answer typed questions, returning each agent’s existing output model with one confidence score per field.

Language: en
Time zone: America/Los_Angeles
Current time (UTC, cached as of): 2026-11-10T06:08:00.000Z
Query date (America/Los_Angeles): 2026-11-09

HTML: https://didcodexreset.com/news/f589c39f466646e2b166deea.html

Content language: en
Localization state: sameLanguage

Source: TypeSafe AI · Published 9/22/2026, 12:52:18

Pydantic says Pydantic AI agents now run on [Jev](https://pydantic.io/8iAZ9), the classifier from TypeSafe AI. Jev does not write text; it answers typed questions. The output_type already written for an agent is the question, and the answer comes back as that model, with one confidence per field.

Tags: Pydantic, Pydantic AI, Jev, TypeSafe AI

[View original post](https://x.com/typesafeai/status/2102483632585920833)