> ## Documentation Index
> Fetch the complete documentation index at: https://docs.amberdata.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Asset Market Cap

> Retrieves the market cap timeseries for a specific asset.



## OpenAPI

````yaml get /analytics/assets/{arcId}/marketcap
openapi: 3.1.0
info:
  title: blockchain-api
  version: '2'
servers:
  - url: https://api.amberdata.com/blockchains
security:
  - sec0: []
paths:
  /analytics/assets/{arcId}/marketcap:
    get:
      summary: Asset Market Cap
      description: Retrieves the market cap timeseries for a specific asset.
      operationId: analytics-asset-marketcap
      parameters:
        - name: arcId
          in: path
          description: >-
            The arcId of the asset (e.g., AMB:BTC000000000). Use the associated
            information endpoint to retrieve the arcId.
          schema:
            type: string
          required: true
        - name: startDate
          in: query
          description: '**[Optional]** Inclusive start date (default now() - 7 days).'
          schema:
            type: string
            format: date-time
        - name: endDate
          in: query
          description: '**[Optional]** Exclusive end date (default today).'
          schema:
            type: string
            format: date-time
      responses:
        '200':
          description: Successful request
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: integer
                    description: HTTP status code
                    example: 200
                  title:
                    type: string
                    description: Status title
                    example: OK
                  description:
                    type: string
                    description: Status description
                    example: Successful request
                  payload:
                    type: object
                    properties:
                      data:
                        type: array
                        items:
                          type: object
                          properties:
                            arcId:
                              type: string
                              description: The unique identifier for the asset
                              example: AMB:BTC000000000
                            arcName:
                              type: string
                              description: The full name of the asset
                              example: Bitcoin
                            arcSymbol:
                              type: string
                              description: The symbol/ticker of the asset
                              example: BTC
                            circulatingSupply:
                              type: number
                              description: The circulating supply of the asset
                              example: 19594996.16066135
                            priceUSD:
                              type: number
                              description: The price of the asset in USD
                              example: 46189.23640263
                            marketCap:
                              type: number
                              description: The market capitalization in USD
                              example: 905077909973.43
                            timestamp:
                              type: string
                              format: date-time
                              description: The timestamp of the data point
                              example: '2024-01-10T00:00:00.000Z'
                          required:
                            - arcId
                            - arcName
                            - arcSymbol
                            - circulatingSupply
                            - priceUSD
                            - marketCap
                            - timestamp
                      metadata:
                        type: object
                        description: Additional metadata for the response
                        properties:
                          next:
                            type: string
                            description: The url to request for the next page of results
                        example: {}
                    required:
                      - data
                      - metadata
                required:
                  - status
                  - title
                  - description
                  - payload
      deprecated: false
      security:
        - ApiKeyAuth: []
components:
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: x-api-key

````