Cohere

Ongoing verified 2026-10-08 · 2d ago no cardno phoneeval onlyOpenAI-compatible

Free embeddings and rerank for RAG prototypes

What's free

Trial (evaluation) API keys covering chat, embed and rerank

Credit card
not required
Phone verification
not required
Commercial use
evaluation only

Free limits

Free limits as the provider publishes them
requests per minute20
requests per month1,000

trial key, chat endpoint; 1,000 API calls per month in total. Source: the provider's page, read 2026-10-08.

In the provider's words

1,000 API calls/month total; 20 req/min chat; 2,000 inputs/min embed; 10 req/min rerank

The catch

Explicitly for evaluation only — Cohere's terms prohibit production/commercial use on a trial key

PlanOngoing free tier
How it renewsFree quota that renews
Expiresno expiry
Modalitiestext, embeddings, rerank
OpenAI base URLhttps://api.cohere.ai/compatibility/v1

Free models · sample

command-a-03-2025command-r-plus-08-2024command-r-08-2024command-r7b-12-2024embed-v4.0rerank-v3.5

A sample of models reachable on the free tier — the live catalog changes. Pull the current set with GET https://api.cohere.ai/compatibility/v1/models.

Quickstart — chat completions

from openai import OpenAI

client = OpenAI(base_url="https://api.cohere.ai/compatibility/v1", api_key="<YOUR_FREE_API_KEY>")
resp = client.chat.completions.create(
    model="command-a-03-2025",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.choices[0].message.content)

…or with curl:

curl https://api.cohere.ai/compatibility/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"command-a-03-2025","messages":[{"role":"user","content":"Hello!"}]}'

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Change history

How this free tier has changed since we started tracking it (2026-07-30) — generated from the git history of providers.json.

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