Developer documentation

smtpRS email validation and risk scoring API documentation.

smtpRS is Paravane's email validation and email risk scoring API. Its documentation covers authentication, requests, responses, errors, limits, and public change notes in one product namespace.

Open smtpRS docs Explore the smtpRS email validation API Create an account

Clear request contractsSee required headers, request fields, query options, and example calls.

Response examplesUnderstand decision fields, risk context, usage data, and entitled response profiles.

Public change notesTrack published API changes without relying on private implementation details.

Product documentation and roadmap.

Documentation is published when a product interface is stable enough to support integration. smtpRS is available now; roadmap products remain clearly marked until their contracts are ready.

Risk & Trust Intelligence

smtpRS Available now

Email risk intelligence for onboarding, trust, review, and operations workflows.

Open docs

Risk & Trust Intelligence

InvoiceGuard In development

Invoice protection for fraudulent, duplicate, inflated, or suspicious invoice activity.

Data & Vendor Intelligence

VendorLens In development

Vendor reliability, compliance, and operational dependency risk.

Customer & Revenue Intelligence

RetainIQ In development

Customer churn, disengagement, and renewal risk signals.