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OpenAPI Specification

openapi: 3.2.0
info:
  title: Trimble Mobile Manager Catalyst Corrections API
  description: The Trimble Mobile Manager (TMM) API provides developer interfaces for integrating high-accuracy GNSS positioning from connected Trimble receivers into custom mobile applications. Offers a local REST API for system information and WebSocket stream initiation, plus real-time GNSS position delivery via WebSocket. Supports Trimble Catalyst DA2, R580, R780, R12i, R980, and SP100 receivers. Runs locally on Android or iOS devices where Trimble Mobile Manager is installed.
  version: 1.0.0
  contact:
    url: https://developer.trimble.com/docs/mobile-manager/
servers:
- url: http://localhost:{apiPort}
  description: Local Trimble Mobile Manager API server (running on device)
  variables:
    apiPort:
      default: '8080'
      description: API port returned by tmmInfo endpoint
security:
- basicAuth: []
tags:
- name: Corrections
paths:
  /api/v1/corrections/status:
    get:
      operationId: getCorrectionsStatus
      summary: Get Corrections Status
      description: Returns the current status of GNSS correction services being applied to the receiver (e.g., RTX, RTK, SBAS).
      tags:
      - Corrections
      responses:
        '200':
          description: Corrections status
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CorrectionsStatus'
  /api/v1/corrections/configure:
    post:
      operationId: configureCorrections
      summary: Configure Corrections
      description: Configure the GNSS correction source for the connected receiver. Supports CenterPoint RTX, SBAS, and custom NTRIP mountpoints.
      tags:
      - Corrections
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CorrectionsConfig'
      responses:
        '200':
          description: Corrections configured
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CorrectionsStatus'
        '400':
          description: Invalid configuration
components:
  schemas:
    CorrectionsConfig:
      type: object
      required:
      - type
      properties:
        type:
          type: string
          enum:
          - RTX
          - RTK
          - SBAS
          - NTRIP
          - None
          description: Correction service type to configure
        ntripHost:
          type: string
          description: NTRIP caster host (required for NTRIP type)
        ntripPort:
          type: integer
          description: NTRIP caster port
        ntripMountpoint:
          type: string
          description: NTRIP mountpoint
        ntripUsername:
          type: string
        ntripPassword:
          type: string
    CorrectionsStatus:
      type: object
      description: GNSS correction service status
      properties:
        type:
          type: string
          enum:
          - None
          - SBAS
          - RTX
          - RTK
          - NTRIP
          - DGNSS
          description: Active correction type
        status:
          type: string
          enum:
          - Disconnected
          - Connecting
          - Connected
          - Converging
          - Active
        accuracy:
          type: string
          description: Achievable accuracy with current corrections
        provider:
          type: string
          description: Correction service provider name
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
      description: Access code generated using SHA256 hash of (applicationId + currentUTCTime), Base64 encoded. Valid for 1 second only. Must be regenerated per request.