ElevenLabs 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 ElevenLabs API key with the user endpoint

Data verified 2026-07-13

Key format & how to get one

Prefix: sk_ Example: sk_abc123... ElevenLabs keys typically start with sk_. 1. Sign in at https://elevenlabs.io 2. Open your profile > API Keys 3. Create a key and copy it (starts with sk_) 4. A free tier is available

How to test

  1. Copy your key from elevenlabs.io (Profile > API Keys).
  2. Paste it into the tester above and click Test Key.
  3. Green means valid; red shows the exact error and fix.

Common errors

CauseFix
Invalid or revoked key.Create a new key in your ElevenLabs profile > API Keys.
Character quota or rate limit exceeded.Wait, upgrade your plan, or free up quota.

ElevenLabs API docs →

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