The answer
APIs.guru
Top verified match: its declared tools match your intent, it is the official vendor server.
fresh · published 1216d ago · verified 2026-08-01tested · static-verifiedsigned passport ✓score 32/1007 declared tools
Runners-up
- Credit Card processing Service APIs28/100 · weaker match
- stripe100/100 · higher verification score, weaker intent match
- DocuSign REST API32/100 · weaker match