Cohere API Key Tester

Test any AI or API key in your browser — instantly see if it's valid, and why it isn't. Nothing is stored.

Test your Cohere API key with the generate endpoint

Data verified 2026-07-13

Key format & how to get one

Example: abc123...(40+ chars) Cohere keys are ~40+ character strings with no fixed prefix. 1. Visit https://dashboard.cohere.ai/ and sign up/login 2. Go to API Keys section in your dashboard 3. Click 'Create API Key' 4. Provide a name and copy the generated key 5. Free tier available with usage limits

How to test

  1. Copy your key from dashboard.cohere.com/api-keys.
  2. Paste it above and click Test Key.
  3. Green means valid; red shows the error and fix.

Common errors

CauseFix
Invalid or revoked token.Create a new key at dashboard.cohere.com/api-keys.
Trial-key rate limit exceeded.Wait and retry, or upgrade to a production key.

Cohere API docs →

Related tools

Source Viewer

View a website's HTML source code on mobile devices, including Chrome on Android and iOS. Just paste a URL to view the page source — with line numbers.

Building with AI APIs? Elegant Atomics turns AI capability into B2B SaaS growth. Work with us →