Command A
VerifiedCohere's Command A handles long-context text tasks with precision.
About Command A
Command A is designed as a text-only LLM without open weights. Its architecture supports a 256000-token context window that accommodates lengthy inputs. This setup enables coherent handling of extended sequences without external retrieval systems.
The model excels in tasks that demand retention of information across large volumes of text. It maintains consistency over long interactions while avoiding unnecessary parameter disclosures. Users benefit from its focused design for reliable text generation.
Typical usage includes document analysis, summarization, and multi-turn conversations. Developers integrate it into applications needing substantial context retention. Its closed nature suits environments prioritizing controlled access and enterprise compliance.
Capabilities
How Command A compares
Command A (striped bar) vs other language models on intelligence, speed and price.
Price
USD per 1M output tokens · Lower is better · Command A ranks #86 of 87
Sources: Artificial Analysis (intelligence, speed) · OpenRouter (price).
Best for
Long-Document Analysis
Command A handles inputs up to 256000 tokens, making it effective for summarizing lengthy reports, legal contracts, or research papers in a single pass.
Enterprise Retrieval-Augmented Generation
The model supports accurate grounding of responses against large knowledge bases, suiting internal company chatbots and knowledge assistants.
Extended Multi-Turn Conversations
Its context capacity allows sustained coherence across dozens of exchanges without losing earlier details in customer support or technical troubleshooting flows.
Strengths & limitations
Strengths
- +Strong enterprise RAG optimization
- +Reliable long-document handling
- +Focus on factual grounding
- +Safety-tuned outputs
Limitations
- –Text-only modality
- –Less emphasis on creative writing
- –Requires integration for multimodal tasks
Cost calculator
Estimate what Command A would cost for your usage.
Based on Command A's $2.50/1M input · $10.00/1M output. Estimate only — actual cost varies by provider and caching.
Quick start
OpenRouter's API is OpenAI-compatible — most SDKs work by just swapping the base URL. Only the model slug changes between models.
import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://openrouter.ai/api/v1",
apiKey: process.env.OPENROUTER_API_KEY,
});
const completion = await client.chat.completions.create({
model: "cohere/command-a",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(completion.choices[0].message.content);Model slug: cohere/command-a
Editor's verdict
Command A is Cohere's proprietary language models with a 256K-token context window.
At $10.00 per 1M output tokens, it is premium-priced for its class.
It is available through Cohere's API and aggregators like OpenRouter.
Best suited to strong enterprise rag optimization and reliable long-document handling.
Frequently asked questions
Command A provides a context length of 256000 tokens.
User reviews
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