Surp provides a Base-native AI inference router for developers and autonomous agents. For product questions, integration support, security reports, billing questions, or partnership requests, email hi@surp.ivc.lol. Include the affected endpoint, request timestamp, request ID when available, and whether the call used x402 or a prepaid API key. Never email API keys, wallet private keys, payment signatures, or other credentials. Technical documentation is available at /docs, machine-readable API definitions at /openapi.json, and current service state at /status. Security issues should include reproducible steps and impact while avoiding access to data that is not yours. We respond through the email address supplied by the reporter.