Very long inputs
Choose Command A Reasoning
Command A Reasoning reads up to 256k tokens per request, against 200k for o4-mini-deep-research.
Command A Reasoning vs o4-mini-deep-research: price, context and capabilities
Choose Command A Reasoning for very long inputs and the latest release. Choose o4-mini-deep-research for images as input.
In short
- A price comparison is not possible: one of them has no comparable published price.
- Command A Reasoning reads more per request: 256k tokens against 200k.
- Command A Reasoning is the newer model (August 2025, against Jun 24, 2025).
- Only o4-mini-deep-research offers vision, structured output, batch api.
Which should you choose?
Each answer below comes straight from the published prices, specifications and independent benchmark results.
Images as input
Choose o4-mini-deep-research
o4-mini-deep-research accepts images as input; Command A Reasoning does not.
Latest release
Choose Command A Reasoning
Command A Reasoning is the newer release (August 2025, against Jun 24, 2025 for o4-mini-deep-research).
Specifications side by side
| Command A Reasoning | o4-mini-deep-research | |
|---|---|---|
| Provider | Cohere | OpenAI |
| Category | Language models | Language models |
| Status | Generally available | Deprecated |
| Headline price | No data | No data |
| Input | No data | No data |
| Output | No data | No data |
| Cached input | No data | No data |
| Context window | 256k | 200k |
| Max output | No data | 100k |
| Released | August 2025 | Jun 24, 2025 |
| Knowledge cutoff | No data | June 2024 |
| Licence | Proprietary | Proprietary |
| Capabilities | Reasoning, Tool calling | Vision, Reasoning, Tool calling, Structured output, Batch API |
| API model id | command-a-reasoning-08-2025 | o4-mini-deep-research |
Frequently asked questions
Should I choose Command A Reasoning or o4-mini-deep-research?
Choose Command A Reasoning for very long inputs and the latest release. Choose o4-mini-deep-research for images as input.
Which is cheaper, Command A Reasoning or o4-mini-deep-research?
A price comparison is not possible: one of them has no comparable published price.
Which has the larger context window, Command A Reasoning or o4-mini-deep-research?
Command A Reasoning reads more per request: 256k tokens against 200k.
What is the difference between Command A Reasoning and o4-mini-deep-research?
Command A Reasoning is made by Cohere and o4-mini-deep-research by OpenAI. A price comparison is not possible: one of them has no comparable published price. Command A Reasoning reads more per request: 256k tokens against 200k. Command A Reasoning is the newer model (August 2025, against Jun 24, 2025). Only o4-mini-deep-research offers vision, structured output, batch api.
Which is newer, Command A Reasoning or o4-mini-deep-research?
Command A Reasoning was released on August 2025 and o4-mini-deep-research on Jun 24, 2025.