Agent platforms · Updated 2026-10-25
OpenAI Agents SDK — what it is actually for
The OpenAI Agents SDK is an open-source Python and TypeScript framework for building multi-agent workflows. It supports the OpenAI Responses and Chat Completions APIs, plus 100+ other LLMs, and includes tracing and human-in-the-loop primitives.
Short answer: use OpenAI Agents SDK when you need multi-agent orchestration with handoffs. It is a open source + model usage service from OpenAI; the official pricing source is linked below.
- Vendor
- OpenAI
- Category
- Agent platforms
- Pricing model
- Open source + model usage
- Free option
- The SDK itself is free. You pay the model provider for inference.
What OpenAI Agents SDK is used for
- Multi-agent orchestration with handoffs
- Tool-using and voice agents
- Tracing and debugging agent runs
Source: official product page and official documentation.
Who OpenAI Agents SDK is for
- Developers who want code-first agent orchestration
- Teams that need provider-agnostic agents
- Voice and multi-agent workflows
Source: official documentation.
Who it is not for
- Non-developers who want a no-code builder
- Teams that want a fully managed hosted agent service
Source: documented plans, limits, and deployment model on the official product page.
Pricing
- The SDK is open source and has no separate license fee.Source: github.com
- Model inference is billed by the provider. With OpenAI models, standard API token rates apply.Source: openai.com
- Self-hosted or third-party models are billed according to that provider's terms.Source: openai.github.io
There is no hosted control plane in the SDK itself. Operational cost is the model usage and the infrastructure you run it on.
Full pricing page: https://openai.com/api/pricing/
Alternatives to OpenAI Agents SDK
- LangGraph — Low-level orchestration framework for stateful, long-running agents, plus a managed platform.
- CrewAI — Framework and platform for role-based multi-agent crews.
- Dify — Open-source LLM app platform with visual workflows, RAG, and agents.
- n8n — Workflow automation platform with AI and agent nodes, available self-hosted or cloud.
Official sources
OpenAI Agents SDK FAQ
Is the OpenAI Agents SDK free?
Yes. The SDK is open source and has no separate license fee. You pay for the models you use.
Does the SDK only work with OpenAI models?
No. OpenAI documents support for the Responses and Chat Completions APIs plus 100+ other LLMs.
Does the Agents SDK include hosting?
No. It is a code library. You run and host the agent application yourself.