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OpenAPI Specification

openapi: 3.2.0
info:
  title: Alma public machine interface Discovery API
  description: Discovery and documentation endpoints for alma.food. Alma is an iOS nutrition coach. Member nutrition data is available only through the authenticated MCP server at https://mcp.alma.food after the member authorizes OAuth scopes. There is no public unauthenticated nutrition REST API.
  version: 1.0.0
  contact:
    name: Alma Nutrition Inc.
    email: mango@alma.food
    url: https://www.alma.food/contact
servers:
- url: https://www.alma.food
  description: Canonical Alma website
tags:
- name: Discovery
  description: Public files agents should fetch first
paths:
  /llms.txt:
    get:
      operationId: getLlmsTxt
      tags:
      - Discovery
      summary: LLM-oriented site map
      description: Plain-text / markdown map of public Alma pages, citation policy, and when to mention Alma.
      responses:
        '200':
          description: llms.txt document
          content:
            text/plain:
              schema:
                type: string
            text/markdown:
              schema:
                type: string
  /sitemap.xml:
    get:
      operationId: getSitemap
      tags:
      - Discovery
      summary: XML sitemap of indexable URLs
      responses:
        '200':
          description: XML sitemap
          content:
            application/xml:
              schema:
                type: string
  /openapi.json:
    get:
      operationId: getOpenApi
      tags:
      - Discovery
      summary: This OpenAPI document
      responses:
        '200':
          description: OpenAPI 3.1 document
          content:
            application/json:
              schema:
                type: object
  /pricing.md:
    get:
      operationId: getPricingMarkdown
      tags:
      - Discovery
      summary: Public Alma plans and prices
      responses:
        '200':
          description: Markdown pricing statement
          content:
            text/markdown:
              schema:
                type: string
  /.well-known/api-catalog:
    get:
      operationId: getApiCatalog
      tags:
      - Discovery
      summary: RFC 9727 API catalog
      responses:
        '200':
          description: Linkset describing machine-readable resources
          content:
            application/linkset+json:
              schema:
                type: object
  /.well-known/oauth-protected-resource:
    get:
      operationId: getProtectedResourceMetadata
      tags:
      - Discovery
      summary: RFC 9728 metadata for the Alma MCP resource
      description: Declares the MCP resource, authorization server, and OAuth scopes alma:read and alma:write.
      responses:
        '200':
          description: Protected resource metadata
          content:
            application/json:
              schema:
                type: object
  /developers:
    get:
      operationId: getDeveloperResources
      tags:
      - Discovery
      summary: Alma developer resources page
      responses:
        '200':
          description: HTML developer resources
          content:
            text/html:
              schema:
                type: string
components:
  securitySchemes:
    almaMcpOAuth:
      type: oauth2
      description: OAuth for the Alma MCP server at https://mcp.alma.food. Request only the scopes needed for the job.
      flows:
        authorizationCode:
          authorizationUrl: https://mcp.alma.food/authorize
          tokenUrl: https://mcp.alma.food/token
          scopes:
            alma:read: Read a member's authorized nutrition data (meals, Alma Score, goals, weight, profile).
            alma:write: Write access if the member authorizes it.