Fitbit · Capability

Fitbit Activity API — Activity

Fitbit Activity API. Read daily activity summary, log an activity, and read AZM time series for the authorized user. Self-contained Naftiko capability covering one Fitbit business surface.

Fitbit Activity API — Activity is a Naftiko capability published by Fitbit, one of 8 capabilities the APIs.io network indexes for this provider. It bundles 1 operation across the GET method rooted at /v1/activities/summary/{…}.

The capability includes 2 read-only operations. Lead operation: Fetch a daily activity summary (steps, calories, AZM, distance, floors) for the authenticated user. Can be deployed as a REST endpoint, MCP tool, or Agent Skill via Naftiko.

Tagged areas include Fitbit, Activity, and Wearable.

Run with Naftiko FitbitActivityWearable

What You Can Do

GET

Getdailyactivitysummary — Get daily activity summary.

/v1/activities/summary/{date}

MCP Tools

fitbit-get-daily-activity-summary

Fetch a daily activity summary (steps, calories, AZM, distance, floors) for the authenticated user.

read-only idempotent

fitbit-get-azm-time-series

Fetch Active Zone Minutes time series for a date and period.

read-only idempotent

Capability Spec

naftiko: 1.0.0-alpha2
info:
  label: Fitbit Activity API — Activity
  description: Fitbit Activity API. Read daily activity summary, log an activity, and read AZM time series for the authorized
    user. Self-contained Naftiko capability covering one Fitbit business surface.
  tags:
  - Fitbit
  - Activity
  - Wearable
  created: '2026-05-25'
  modified: '2026-05-25'
binds:
- namespace: env
  keys:
    FITBIT_ACCESS_TOKEN: FITBIT_ACCESS_TOKEN
capability:
  consumes:
  - type: http
    namespace: activity-activity
    baseUri: https://api.fitbit.com
    description: Fitbit Activity API business capability.
    resources:
    - name: daily-activity-summary
      path: /1/user/-/activities/date/{date}.json
      operations:
      - name: getDailyActivitySummary
        method: GET
        description: Get daily activity summary including steps, distance, calories, AZM, and heart rate zones.
        outputRawFormat: json
        inputParameters:
        - name: date
          in: path
          type: string
          required: true
          description: YYYY-MM-DD or 'today'.
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: azm-time-series
      path: /1/user/-/activities/active-zone-minutes/date/{date}/{period}.json
      operations:
      - name: getAzmTimeSeries
        method: GET
        description: Get Active Zone Minutes time series for date and period.
        outputRawFormat: json
        inputParameters:
        - name: date
          in: path
          type: string
          required: true
        - name: period
          in: path
          type: string
          required: true
        outputParameters:
        - name: result
          type: object
          value: $.
    authentication:
      type: bearer
      value: '{{env.FITBIT_ACCESS_TOKEN}}'
      placement: header
  exposes:
  - type: rest
    namespace: activity-activity-rest
    port: 8080
    description: REST adapter for Fitbit Activity API.
    resources:
    - path: /v1/activities/summary/{date}
      name: activity-summary
      description: Daily activity summary.
      operations:
      - method: GET
        name: getDailyActivitySummary
        description: Get daily activity summary.
        call: activity-activity.getDailyActivitySummary
        with:
          date: rest.path.date
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: activity-activity-mcp
    port: 9090
    transport: http
    description: MCP adapter for Fitbit Activity API.
    tools:
    - name: fitbit-get-daily-activity-summary
      description: Fetch a daily activity summary (steps, calories, AZM, distance, floors) for the authenticated user.
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: activity-activity.getDailyActivitySummary
      with:
        date: tools.date
      outputParameters:
      - type: object
        mapping: $.
    - name: fitbit-get-azm-time-series
      description: Fetch Active Zone Minutes time series for a date and period.
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: activity-activity.getAzmTimeSeries
      with:
        date: tools.date
        period: tools.period
      outputParameters:
      - type: object
        mapping: $.