# OpenAI Agents SDK vs PydanticAI — Fit & Features

Canonical: https://trutool.co/compare/openai-agents-sdk-vs-pydantic-ai
Author: Snehil (https://trutool.co/authors/snehil)

Compare OpenAI Agents SDK and PydanticAI by use case, features, limitations, and evaluation questions.

## Compare fit, features, and limitations

### OpenAI Agents SDK
SDK for agent tools, handoffs, guardrails, and tracing.
Best fit: Developers building and evaluating custom agents.
- SDK for agent tools, handoffs, guardrails, and tracing
Before you choose: Check licensing, maintenance status, supported providers, and hosting or inference costs.
Pricing: https://openai.github.io/openai-agents-python/
- [Read OpenAI Agents SDK profile](https://trutool.co/tools/openai-agents-sdk): Read OpenAI Agents SDK profile

### PydanticAI
Python agent framework with typed outputs and dependency injection.
Best fit: Developers building and evaluating custom agents.
- Python agent framework with typed outputs and dependency injection
Before you choose: Check licensing, maintenance status, supported providers, and hosting or inference costs.
Pricing: https://ai.pydantic.dev/
- [Read PydanticAI profile](https://trutool.co/tools/pydantic-ai): Read PydanticAI profile