openapi: 3.1.0 info: title: Unbounce API (authentication only) version: "0" description: "Authentication only. This document describes how to authenticate with the Unbounce API: its host, HTTP basic credentials, and its OAuth 2.0 authorization-code flow. It lists no endpoints. Unbounce publishes no OpenAPI specification; every value here comes from the vendor's own documentation, cited per value in x-sources. Checked 2026-11-02: /accounts refuses a request without credentials (HTTP 401)." x-auth-only: true x-checked-endpoint: /accounts x-sources: server: https://developer.unbounce.com/getting_started/ auth: https://developer.unbounce.com/getting_started/ authorizationUrl: https://developer.unbounce.com/getting_started/ tokenUrl: https://developer.unbounce.com/getting_started/ scopes: https://developer.unbounce.com/getting_started/ servers: - url: https://api.unbounce.com paths: {} components: securitySchemes: basic: type: http scheme: basic description: "API key as username, empty password; send Accept: application/vnd.unbounce.api.v0.4+json" oauth2: type: oauth2 flows: authorizationCode: authorizationUrl: https://api.unbounce.com/oauth/authorize tokenUrl: https://api.unbounce.com/oauth/token scopes: full: "" security: - basic: [] - oauth2: []