openapi: 3.1.0 info: title: Invoice Ninja v5 Activities Settings API description: 'REST API for the Invoice Ninja v5 invoicing and billing platform. Endpoints cover authentication, companies, gateways, charts, activities, bank integrations, bank transactions, bank transaction rules, and client gateway tokens. The full v5 API additionally exposes CRUD endpoints for clients, invoices, quotes, payments, products, recurring invoices, credits, expenses, projects, tasks, and company settings. Authentication is via an `X-Api-Token` header (with an optional `X-Api-Secret` header for self-hosted installs). ' version: '5.0' contact: name: Invoice Ninja url: https://api-docs.invoicing.co servers: - url: https://invoicing.co description: Invoice Ninja hosted SaaS security: - apiToken: [] tags: - name: Settings paths: /api/v1/settings/passkeys: get: tags: - Settings summary: List passkeys operationId: listPasskeys responses: '200': description: Passkey list post: tags: - Settings summary: Register a passkey operationId: createPasskey requestBody: required: true content: application/json: schema: type: object responses: '201': description: Passkey created components: securitySchemes: apiToken: type: apiKey in: header name: X-Api-Token description: 'API token created in the Invoice Ninja settings. Self-hosted installs may additionally require an `X-Api-Secret` header. '