openapi: 3.1.0 info: title: LoyaltyLion API (authentication only) version: "0" description: "Authentication only. This document describes how to authenticate with the LoyaltyLion API: its host and its OAuth 2.0 endpoints and scopes. It lists no endpoints. LoyaltyLion publishes no OpenAPI specification; every value here comes from the vendor's developer documentation, cited per value in x-sources. Checked 2026-11-02." x-auth-only: true x-sources: authorizationUrl: https://developers.loyaltylion.com/api-reference/authentication/oauth tokenUrl: https://developers.loyaltylion.com/api-reference/authentication/oauth server: https://developers.loyaltylion.com/api-reference/authentication/oauth scopes: https://developers.loyaltylion.com/api-reference/authentication/oauth tokenEndpointAuthMethod: https://developers.loyaltylion.com/api-reference/authentication/oauth servers: - url: https://api.loyaltylion.com/v2 paths: {} components: securitySchemes: oauth2: type: oauth2 x-token-endpoint-auth-method: client_secret_post flows: authorizationCode: authorizationUrl: https://app.loyaltylion.com/oauth/authorize tokenUrl: https://app.loyaltylion.com/oauth/access-token scopes: read_customers: "" write_customers: "" read_unsubscribes: "" write_unsubscribes: "" read_orders: "" write_orders: "" write_configuration: "" read_reviews: "" write_reviews: "" security: - oauth2: []