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pydantic/pydantic-ai-harness

A compact, typed harness — a clean baseline for comparing ergonomics, correctness, and observability against heavier frameworks.

Python · MIT · 873 stars · 130 forks · v0.30.0

Activity

Pushed Sep 9; v0.30.0 in the current release window.

What to Study

Typed tool boundaries, model/provider abstraction, validation, state, and harness extension points.

Why It Matters

A compact, typed harness makes a clean baseline for comparing ergonomics, correctness, and observability.

Action

Build the identical task in this harness vs. Hermes vs. a minimal custom loop.

Notes

  • Candidate for the Agent Harness Observability Bakeoff experiment