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OpenAI Agents SDK

OpenAIOpen source

In one line

Build multi-agent workflows with tools, handoffs, and execution traces in code.

What is OpenAI Agents SDK?

OpenAI Agents SDK provides Python and JavaScript/TypeScript libraries for agent loops, tools, handoffs, validation, sessions, and tracing. Developers can embed agents in their applications and add model, voice, or sandbox capabilities while configuring their own execution environment and permissions.

What can you use OpenAI Agents SDK for?

  • Build application assistants that use tools
  • Orchestrate specialized agents
  • Trace and debug agent execution

OpenAI Agents SDK pricing and usage limits

Free

The SDK is free and open source. Model APIs, hosted tools, voice services, and execution infrastructure are billed separately under their respective terms.

This site never quotes prices. Confirm amounts on the official site.

Sources checked

These pages were opened during verification. Details may have changed; the official pages win.

Sources last checked for this entry:

This date records a check of this entry against the linked sources. It does not mean hands-on testing, continuous monitoring, or a security audit. How sources are checked

Picked by shared tags. This is not a recommendation order.

  • AgentScope

    AgentScope TeamOpen source

    A Python framework for observable and controllable agent applications.

    FreeApache-2.0
  • Microsoft Agent Framework

    MicrosoftOpen source

    A framework for teams needing multi-agent orchestration and runtime controls in Python or .NET.

    FreeMIT
  • Mastra

    MastraOpen source

    GitHub stars, read on 2026-10-15: 28,835

    A TypeScript framework for AI applications and agents.

    Free