Trust signals
Pricing
PAID
Auth
OAUTH2
CORS
No
Rate limit
Varies by endpoint. Generally 10-25 requests per second.
Health
586ms
Trust score
84 (B)
Last checked Oct 19, 2026 · uptime 24h 100% / 7d 100% / 30d 100%
Strong candidate; weakest signal is CORS.
Links
- Homepagesquareup.com
- Documentationdeveloper.squareup.com/docs
- Base URLdeveloper.squareup.com/reference/square
Integration checklist
- Auth is OAUTH2
- No CORS — route calls through your backend.
- Rate limit: Varies by endpoint. Generally 10-25 requests per second.