Cohere · Language model

Command A

cohere/command-a

Language

Released Mar 13, 2025

Command A is an open-weights 111B parameter model with a 256k context window focused on delivering great performance across agentic, multilingual, and coding use cases. Compared to other leading proprietary...

Specifications

Context window: 256,000 tokens
Max output: 8,192 tokens
Input: text
Output: text
Tokenizer: Other
Knowledge cutoff: 2024-08-31
Moderation: provider-moderated

Supported parameters

Accepted by the model and forwarded as-is by the gateway.

frequency_penalty
max_tokens
presence_penalty
response_format
seed
stop
structured_outputs
temperature
top_k
top_p

Use it

POST /api/v1/chat/completions · MCP chat · full reference

curl https://omnirail.org/api/v1/chat/completions \
  -H "Authorization: Bearer $OMNIRAIL_KEY" -H "Content-Type: application/json" \
  -d '{"model":"cohere/command-a","messages":[{"role":"user","content":"Hello"}],"max_tokens":300}'