OpenAI Agents SDK

OpenAI's lightweight open-source framework built from a small set of primitives: Agents, Handoffs, Guardrails, plus Sessions memory and built-in tracing. A production-ready successor to the earlier Swarm experiment.

Website

https://openai.github.io/openai-agents-python/

Who it's for

Teams wanting a minimal multi-agent framework without heavy abstractions, with provider-agnostic model support.

Pricing

Framework free and open source (MIT). Model API usage billed separately.

Category

Agent frameworks & orchestration

Last verified

2026-10-22 (current)

Confidence

high

Key facts

• Python 3.10+ with an official JavaScript/TypeScript SDK
• MIT licence
• Primitives: Agents, handoffs, guardrails, sessions
• Provider-agnostic: OpenAI Responses and Chat Completions plus 100+ other models
• Still pre-1.0 (v0.x) as of October 2026

Sources

Every claim above is drawn from these; we do not publish unsourced specifications.

• https://openai.github.io/openai-agents-python/
• https://github.com/openai/openai-agents-python

Notes & uncertainties

Version remains pre-1.0, so expect breaking changes between minor releases.

Something changed or out of date? Tell us — corrections are how this stays worth reading.