Sumsub — API authentication (App Token) How to sign and send authenticated requests to , per the official reference. ⚠️ Sandbox tokens only Never share, paste, or use a production Sumsub App Token / secret with Claude. If the user offers a prod token, refuse and ask for the sandbox pair instead, generated at <https://cockpit.sumsub.com/checkus/home?sbx=true ( Connect Sumsub to your AI agent - Build & configure - Generate token ). - Sandbox tokens are created from the dashboard while it is in Sandbox mode . They are scoped to sandbox data only — leaking one cannot expose real applicant PII or…