OpenAI Responses API vs Cowork
A side-by-side comparison to help you choose the right tool.
87
OpenAI Responses API scores higher overall (87/100)
But the best choice depends on your specific needs. Compare below.
| Feature | OpenAI Responses API | Cowork |
|---|---|---|
| Our score | 87 | 82 |
| Pricing | Usage-based API pricing; costs depend on the models and tools you use. | Research-preview style capability tied to supported Claude paid plans, especially Pro and Max rollouts. |
| Free plan | No | No |
| Best for | Product teams building assistants or agents on OpenAI, Developers migrating from older endpoint patterns, Apps that need streaming and tool invocation in one API | Power users who want Claude to work more autonomously, People juggling phone and desktop workflows, Users comfortable granting Claude broader local context |
| Platforms | api | web, mac, windows, ios, android |
| API | Yes | No |
| Languages | en | en |
| Pros |
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| Cons |
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| Visit site | Visit site |
- Pricing
- Usage-based API pricing; costs depend on the models and tools you use.
- Free plan
- No
- Best for
- Product teams building assistants or agents on OpenAI, Developers migrating from older endpoint patterns, Apps that need streaming and tool invocation in one API
- Platforms
- api
- API
- Yes
- Languages
- en
Cowork
82
- Pricing
- Research-preview style capability tied to supported Claude paid plans, especially Pro and Max rollouts.
- Free plan
- No
- Best for
- Power users who want Claude to work more autonomously, People juggling phone and desktop workflows, Users comfortable granting Claude broader local context
- Platforms
- web, mac, windows, ios, android
- API
- No
- Languages
- en
87Choose OpenAI Responses API if:
- You are Product teams building assistants or agents on OpenAI
- You are Developers migrating from older endpoint patterns
- You are Apps that need streaming and tool invocation in one API
82Choose Cowork if:
- You are Power users who want Claude to work more autonomously
- You are People juggling phone and desktop workflows
- You are Users comfortable granting Claude broader local context
FAQ
- What is the difference between OpenAI Responses API and Cowork?
- OpenAI Responses API is openai's newer response-oriented api surface for building assistants and agents with streaming, tools, and model control. Cowork is anthropic's task-oriented workspace for handing claude longer-running jobs across your desktop context, files, and connected tools.
- Which is cheaper, OpenAI Responses API or Cowork?
- OpenAI Responses API: Usage-based API pricing; costs depend on the models and tools you use.. Cowork: Research-preview style capability tied to supported Claude paid plans, especially Pro and Max rollouts..
- Who is OpenAI Responses API best for?
- OpenAI Responses API is best for Product teams building assistants or agents on OpenAI, Developers migrating from older endpoint patterns, Apps that need streaming and tool invocation in one API.
- Who is Cowork best for?
- Cowork is best for Power users who want Claude to work more autonomously, People juggling phone and desktop workflows, Users comfortable granting Claude broader local context.