Command A Reasoning

CohereMCP Tool CallReasoning

cohere/command-a-reasoning-08-2025Open Weights

Cohere reasoning model for multilingual enterprise agents, tools, and complex workflows

Benchmark Pricing$2.50 / 1M in$10.00 / 1M out

Context: 256,000 tokens•Max Output: 32,000 tokens•Knowledge: 2024-06-01•Released: 2025-08-21

TECHNICAL SPECIFICATIONS

Context Window256,000256K tokens

Max Output32,00032K tokens

LicenseOpen SourceSelf-hostable

Input Modalities

Text

Function / Tool CallingSupported (MCP Ready)

Structured OutputsGuaranteed Schema

MODEL CONTEXT PROTOCOL (MCP) READINESS

✓ Command A Reasoning natively supports OpenAI / Anthropic format tool calling and is fully compatible with MCP servers and agent loops.

MCP Context Window Recommendations

With a context capacity of 256,000 tokens, this model can handle moderately large MCP tool definitions and multi-turn conversation logs comfortably.

API CALL INVOCATION EXAMPLE

// Example: Calling Command A Reasoning via OpenAI SDK
import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.COHERE_API_KEY,
});

const response = await client.chat.completions.create({
  model: "cohere/command-a-reasoning-08-2025",
  messages: [{ role: "user", content: "Hello! Can you inspect MCP tools?" }],
});

console.log(response.choices[0].message.content);