Polkadot

Polkadot MultiChain API

The MultiChain API from Polkadot — 5 operation(s) for multichain.

GitHub OpenAPI

Operations 5

POST /api/scan/multiChain/account/count [PRO] Count multichain account assets
POST /api/scan/multiChain/balance_value_history [PRO] Get multichain account balance-value history
POST /api/scan/multiChain/balance_value_stat [PRO] Get multichain account balance-value statistics
POST /api/scan/multiChain/price [PRO] List multichain price snapshots
POST /api/v2/scan/multiChain/account [PRO] Get multichain account assets

Documentation

📖
Documentation
https://support.subscan.io/
📖
RateLimits
https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/rate-limits/subscan.yml
📖
Documentation
https://docs.polkadot.com/chain-interactions/query-data/query-rest/
📖
Documentation
https://github.com/paritytech/polkadot-rest-api

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/openapi/polkadot-multichain-api-openapi.yml

SDKs

📦
GitHubRepository
https://github.com/paritytech/substrate-api-sidecar
📦
GitHubRepository
https://github.com/paritytech/polkadot-rest-api

Other Resources

🔗
PostmanCollection
https://documenter.getpostman.com/view/1618960/TVCe1oRU
🔗
Plans
https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/plans/subscan.yml
🔗
FinOps
https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/finops/subscan.yml

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OpenAPI Specification

polkadot-multichain-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  contact:
    email: bruce.sun@itering.io
    name: API Support
    url: http://www.swagger.io/support
  description: This is a subscan API server.
  license:
    name: Apache 2.0
    url: http://www.apache.org/licenses/LICENSE-2.0.html
  termsOfService: http://swagger.io/terms/
  title: Subscan Multi Chain API
  version: '1.0'
servers:
- url: https://https://www.subscan.io/
tags:
- name: MultiChain
paths:
  /api/scan/multiChain/account/count:
    post:
      description: '**PRO API**: Requires a [Pro plan](http://pro.subscan.io/). Returns the number of multichain asset records associated with one account.

        Support Network: polkadot'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/internal_server_http.J'
                - properties:
                    data:
                      type: integer
                  type: object
      summary: '[PRO] Count multichain account assets'
      tags:
      - MultiChain
      x-synonyms:
      - multichain
      - account
      - count
      - scan
      - wallet
      - address
      - user
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/internal_server_http.multiChainAccountParams'
        description: params
        required: true
  /api/scan/multiChain/balance_value_history:
    post:
      description: '**PRO API**: Requires a [Pro plan](http://pro.subscan.io/). Returns the historical total balance value for one account over the requested date range. Dates use the format YYYY-MM-DD.

        Support Network: polkadot'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/internal_server_http.J'
                - properties:
                    data:
                      items:
                        $ref: '#/components/schemas/subscan_internal_dao.AccountBalanceValueHistory'
                      type: array
                  type: object
      summary: '[PRO] Get multichain account balance-value history'
      tags:
      - MultiChain
      x-synonyms:
      - account
      - balance
      - value
      - history
      - multichain
      - scan
      - wallet
      - address
      - user
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/internal_server_http.accountBalanceValueHistoryParams'
        description: params
        required: true
  /api/scan/multiChain/balance_value_stat:
    post:
      description: '**PRO API**: Requires a [Pro plan](http://pro.subscan.io/). Returns the maximum, minimum, and previous-24-hour balance values for one account.

        Support Network: polkadot'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/internal_server_http.J'
                - properties:
                    data:
                      properties:
                        asset_max:
                          type: number
                        asset_min:
                          type: number
                        asset_prev24H:
                          type: number
                        max:
                          type: number
                        min:
                          type: number
                        prev24H:
                          type: number
                      type: object
                  type: object
      summary: '[PRO] Get multichain account balance-value statistics'
      tags:
      - MultiChain
      x-synonyms:
      - account
      - balance
      - value
      - stat
      - multichain
      - scan
      - wallet
      - address
      - user
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/internal_server_http.accountBalanceValueStatParams'
        description: params
        required: true
  /api/scan/multiChain/price:
    post:
      description: '**PRO API**: Requires a [Pro plan](http://pro.subscan.io/). Returns the available multichain price data, optionally including price-change information.

        Support Network: polkadot'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/internal_server_http.J'
                - properties:
                    data:
                      additionalProperties: true
                      type: object
                  type: object
      summary: '[PRO] List multichain price snapshots'
      tags:
      - MultiChain
      x-synonyms:
      - multichain
      - price
      - scan
      - rate
      - valuation
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/internal_server_http.identitiesParams'
        description: params
        required: true
  /api/v2/scan/multiChain/account:
    post:
      description: '**PRO API**: Requires a [Pro plan](http://pro.subscan.io/). Returns aggregated multichain asset balances for one account together with related DeFi participation data.

        Support Network: polkadot'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/internal_server_http.J'
                - properties:
                    data:
                      properties:
                        assets:
                          items:
                            $ref: '#/components/schemas/subscan_internal_model.AssetsJson'
                          type: array
                        defi:
                          $ref: '#/components/schemas/subscan_internal_service_scan.DefiJson'
                      type: object
                  type: object
      summary: '[PRO] Get multichain account assets'
      tags:
      - MultiChain
      x-synonyms:
      - multichain
      - account
      - scan
      - wallet
      - address
      - user
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/internal_server_http.multiChainAccountParams'
        description: params
        required: true
components:
  schemas:
    subscan_internal_service_scan.DefiBifrost:
      properties:
        farming:
          items:
            $ref: '#/components/schemas/subscan_internal_service_scan.DefiBifrostFarming'
          type: array
        liquid_staking:
          items:
            $ref: '#/components/schemas/subscan_internal_service_scan.DefiLiquidStaking'
          type: array
        loop_stake:
          items:
            $ref: '#/components/schemas/subscan_internal_service_scan.DefiLoopStake'
          type: array
      type: object
    subscan_internal_service_scan.DefiNominationPool:
      properties:
        SENJ_amount:
          type: string
        bonded:
          type: string
        network:
          type: string
        token_unique_id:
          type: string
        unbonding:
          type: string
        unclaimed:
          type: string
      type: object
    subscan_internal_model.AssetsJson:
      properties:
        asset_id:
          type: string
        balance:
          type: string
        bonded:
          type: string
        category:
          type: string
        contract:
          type: string
        conviction_lock:
          type: string
        currency_id:
          type: string
        decimal:
          type: integer
        democracy_lock:
          type: string
        election_lock:
          type: string
        label:
          type: string
        locked:
          type: string
        network:
          type: string
        nomination_bonded:
          type: string
        price:
          type: string
        reserved:
          type: string
        symbol:
          type: string
        token_unique_id:
          type: string
        unbonding:
          type: string
      type: object
    internal_server_http.accountBalanceValueStatParams:
      properties:
        address:
          type: string
      required:
      - address
      type: object
    subscan_internal_dao.AccountBalanceValueHistory:
      properties:
        asset_value:
          type: string
        date:
          type: string
        defi_value:
          type: string
        value:
          type: string
      type: object
    internal_server_http.multiChainAccountParams:
      properties:
        address:
          type: string
      required:
      - address
      type: object
    subscan_internal_model.LpTokenInfo:
      properties:
        amount:
          type: string
        decimals:
          type: integer
        price:
          type: string
        symbol:
          type: string
        unique_id:
          type: string
      type: object
    subscan_internal_service_scan.DefiJson:
      properties:
        bifrost_defi:
          additionalProperties:
            $ref: '#/components/schemas/subscan_internal_service_scan.DefiBifrost'
          type: object
        defi_nomination_pool:
          items:
            $ref: '#/components/schemas/subscan_internal_service_scan.DefiNominationPool'
          type: array
        staking:
          $ref: '#/components/schemas/subscan_internal_service_scan.DefiStaking'
      type: object
    internal_server_http.identitiesParams:
      properties:
        address:
          type: string
      required:
      - address
      type: object
    subscan_internal_service_scan.DefiLiquidStaking:
      properties:
        bonded:
          type: string
        exchange_ratio:
          type: string
        price:
          type: string
        token_unique_id:
          type: string
        unbonding:
          type: string
      type: object
    internal_server_http.accountBalanceValueHistoryParams:
      properties:
        address:
          type: string
        end:
          type: string
        start:
          type: string
      required:
      - address
      - end
      - start
      type: object
    subscan_internal_service_scan.DefiBifrostFarming:
      properties:
        bonded_redeem:
          items:
            $ref: '#/components/schemas/subscan_internal_model.LpTokenInfo'
          type: array
        redeem:
          items:
            $ref: '#/components/schemas/subscan_internal_model.LpTokenInfo'
          type: array
        token_unique_id:
          type: string
      type: object
    subscan_internal_service_scan.DefiStaking:
      properties:
        enable_staking_network:
          items:
            type: string
          type: array
        staking_v2:
          items:
            $ref: '#/components/schemas/subscan_internal_service_scan.StakingV2'
          type: array
      type: object
    subscan_internal_service_scan.DefiLoopStake:
      properties:
        bonded:
          type: string
        price:
          type: string
        token_unique_id:
          type: string
        unbonding:
          type: string
      type: object
    subscan_internal_service_scan.StakingV2:
      properties:
        network:
          type: string
        token_unique_id:
          type: string
        unclaimed:
          type: string
      type: object
    internal_server_http.J:
      properties:
        code:
          example: 0
          type: integer
        data: {}
        generated_at:
          example: 1699600641
          type: integer
        message:
          example: Success
          type: string
      type: object