Skip to main content
All data endpoints require an API key.

​
Send Your API Key

Recommended: 
X-API-Key: sk_...
Also supported: 
Authorization: Bearer sk_...

​
Validate Your Key

Use GET /v1/ads/me to validate and introspect your key: 
curl -s \
  -H "X-API-Key: sk_..." \
  "https://api.mosaic.dev/v1/ads/me" | jq
The response includes a minimal key fingerprint (key_last4) plus plan/usage metadata (when available).