openapi: 3.0.3 info: title: Swell Backend Account Addresses Files API version: 2025-01 description: 'Swell Backend API — the server-side REST surface for managing every resource in a Swell commerce store: products, variants, carts, orders, payments, refunds, shipments, returns, subscriptions, accounts (customers), invoices, coupons, promotions, gift cards, content, files, data models, events, and webhooks. Authenticated with a store ID and secret key. The official Node and PHP libraries connect over a custom wire protocol on port 8443 for improved performance; HTTPS REST is available at https://api.swell.store.' contact: name: Swell Developer Support url: https://developers.swell.is email: support@swell.is license: name: API Profile — API Evangelist url: https://apievangelist.com servers: - url: https://api.swell.store description: Production Backend API security: - SwellStoreId: [] SwellSecretKey: [] tags: - name: Files description: Stored files (images, attachments) served via Swell CDN. paths: /files: get: tags: - Files summary: List Files operationId: listFiles responses: '200': description: Files. post: tags: - Files summary: Upload File operationId: uploadFile requestBody: required: true content: multipart/form-data: schema: type: object properties: file: type: string format: binary responses: '201': description: File uploaded. components: securitySchemes: SwellStoreId: type: apiKey in: header name: X-Store-Id description: Your Swell store ID, found in the Developer section of the dashboard. SwellSecretKey: type: apiKey in: header name: Authorization description: 'Secret API key prefixed with `sk_`. Sent as `Authorization: Basic ` or equivalent custom header by official libraries.'