Blockchain.com Charts, Stats & Market Data API — Charts

naftiko: 1.0.0-alpha2
info:
  label: Blockchain.com Charts, Stats & Market Data API — Charts
  description: |
    Blockchain.com Charts, Stats & Market Data API — Charts. 1 operations. Lead operation: Blockchain.com Get a Chart Time-series. Self-contained Naftiko capability covering one Blockchain.com business surface.
  tags:
    - Blockchain.com
    - Charts, Stats & Market Data API
    - Charts
  created: '2026-05-30'
  modified: '2026-05-30'
capability:
  consumes:
    - type: http
      namespace: charts-stats-charts
      baseUri: https://api.blockchain.info
      description: Blockchain.com Charts, Stats & Market Data API — Charts business capability. Self-contained, no shared references.
      resources:
        - name: charts-chartname
          path: /charts/{chartName}
          operations:
            - name: getChart
              method: GET
              description: Blockchain.com Get a Chart Time-series
              inputParameters:
                - name: chartName
                  in: path
                  type: string
                  required: true
                  description: Chart identifier (kebab-case).
                - name: timespan
                  in: query
                  type: string
                  required: false
                  description: Duration spanned by the dataset (e.g. `5weeks`, `1year`, `all`). Default `1year`.
                - name: rollingAverage
                  in: query
                  type: string
                  required: false
                  description: Smoothing window applied to the time series (e.g. `8hours`, `7days`).
                - name: start
                  in: query
                  type: string
                  required: false
                  description: Custom start date in `YYYY-MM-DD` format.
                - name: format
                  in: query
                  type: string
                  required: false
                  description: Response format (`json` or `csv`). Default `json`.
                - name: sampled
                  in: query
                  type: boolean
                  required: false
                  description: If true, downsample to ~1.5k points for performance.
              outputRawFormat: json
              outputParameters:
                - name: result
                  type: object
                  value: $.
  exposes:
    - type: rest
      namespace: charts-stats-charts-rest
      port: 8080
      description: REST adapter for Blockchain.com Charts, Stats & Market Data API — Charts. One Spectral-compliant resource per consumed operation, prefixed with /v1.
      resources:
        - path: /v1/charts/{chartName}
          name: charts-chartname
          description: REST surface for charts-chartname.
          operations:
            - method: GET
              name: getChart
              description: Blockchain.com Get a Chart Time-series
              call: charts-stats-charts.getChart
              with:
                chartName: rest.chartName
                timespan: rest.timespan
                rollingAverage: rest.rollingAverage
                start: rest.start
                format: rest.format
                sampled: rest.sampled
              outputParameters:
                - type: object
                  mapping: $.
    - type: mcp
      namespace: charts-stats-charts-mcp
      port: 9090
      transport: http
      description: MCP adapter for Blockchain.com Charts, Stats & Market Data API — Charts. One tool per consumed operation, routed inline through this capability's consumes block.
      tools:
        - name: get-chart-time-series
          description: Blockchain.com Get a Chart Time-series
          hints:
            readOnly: true
            destructive: false
            idempotent: true
          call: charts-stats-charts.getChart
          with:
            chartName: tools.chartName
            timespan: tools.timespan
            rollingAverage: tools.rollingAverage
            start: tools.start
            format: tools.format
            sampled: tools.sampled
          outputParameters:
            - type: object
              mapping: $.