Svix Authentication API lets you give your own users access to Svix's pre-built management UI, so they can handle their webhook setup without you building screens from scratch. It is aimed at SaaS teams that send webhooks to their customers and want a ready-made, hosted way for those customers to manage endpoints. The API is part of Svix, a webhooks-as-a-service platform for sending reliable, secure webhooks at scale, with a hosted multi-region offering (US, EU, CA, AU, IN) and an open source server under the MIT license.
Published for this API: OpenAPI, Overlay, Documentation, API Reference, Authentication, Error Codes and Rate Limits artifacts.
The provider, Svix, has a Kin Score of 74.5 (exemplar band) and an Agent Readiness score of 53.1 (agent-native band, scored 2026-11-06).
Important: this listing is posted by the APIs.io catalog. APIs.io does not own or sell this API; you get access from the provider, Svix, which offers a freemium plan with self-serve signup.
Pricing: set by the provider.
Condition: a live hosted API at https://api.svix.com, listed in the APIs.io catalog.
Catalog listing: https://apis.io/apis/svix/svix-authentication-api/ Provider: https://www.svix.com/