Covalent Base API

openapi: 3.1.0
info:
  title: GoldRush Foundational ABI Base API
  description: 'Structured historical blockchain data across 100+ chains via REST. Resource families include Balances (native, ERC20, ERC721, ERC1155, historical portfolios, token holders), Transactions (v3 paginated, time-bucketed, by-block), NFTs, Base service (blocks, logs, gas prices, address resolution), Cross-Chain Activity, Pricing, and Security (token approvals).

    '
  version: v1
  contact:
    name: GoldRush Support
    url: https://goldrush.dev/support/
  license:
    name: Covalent Terms of Service
    url: https://www.covalenthq.com/terms-of-service/
servers:
- url: https://api.covalenthq.com
  description: GoldRush production server
security:
- BearerAuth: []
tags:
- name: Base
  description: Blocks, gas prices, log events, address resolution, chain status.
paths:
  /v1/{chainName}/block_v2/{blockHeight}/:
    get:
      summary: Get A Block
      operationId: getBlock
      tags:
      - Base
      parameters:
      - $ref: '#/components/parameters/ChainName'
      - name: blockHeight
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
  /v1/{chainName}/block_v2/{startDate}/{endDate}/:
    get:
      summary: Get Block Heights
      operationId: getBlockHeights
      tags:
      - Base
      parameters:
      - $ref: '#/components/parameters/ChainName'
      - name: startDate
        in: path
        required: true
        schema:
          type: string
          format: date
      - name: endDate
        in: path
        required: true
        schema:
          type: string
          format: date
      responses:
        '200':
          description: OK
  /v1/chains/:
    get:
      summary: Get All Chains
      operationId: getAllChains
      tags:
      - Base
      responses:
        '200':
          description: OK
  /v1/chains/status/:
    get:
      summary: Get All Chain Statuses
      operationId: getAllChainStatuses
      tags:
      - Base
      responses:
        '200':
          description: OK
  /v1/{chainName}/event/topics/{topicHash}/:
    get:
      summary: Get Log Events By Topic Hash(es)
      operationId: getLogEventsByTopicHash
      tags:
      - Base
      parameters:
      - $ref: '#/components/parameters/ChainName'
      - name: topicHash
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
  /v1/{chainName}/events/address/{contractAddress}/:
    get:
      summary: Get Log Events By Contract Address
      operationId: getLogEventsByContractAddress
      tags:
      - Base
      parameters:
      - $ref: '#/components/parameters/ChainName'
      - name: contractAddress
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
  /v1/{chainName}/events/:
    get:
      summary: Get Logs
      operationId: getLogs
      tags:
      - Base
      parameters:
      - $ref: '#/components/parameters/ChainName'
      responses:
        '200':
          description: OK
  /v1/{chainName}/gas_prices/{eventType}/:
    get:
      summary: Get Gas Prices
      operationId: getGasPrices
      tags:
      - Base
      parameters:
      - $ref: '#/components/parameters/ChainName'
      - name: eventType
        in: path
        required: true
        schema:
          type: string
          enum:
          - erc20transfers
          - nativetokens
          - uniswapv3
      responses:
        '200':
          description: OK
  /v1/{chainName}/address/{addressName}/resolve_address/:
    get:
      summary: Get Resolved Address For Registered Address
      operationId: getResolvedAddress
      tags:
      - Base
      parameters:
      - $ref: '#/components/parameters/ChainName'
      - name: addressName
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: OK
components:
  parameters:
    ChainName:
      name: chainName
      in: path
      required: true
      description: Chain slug (e.g., `eth-mainnet`, `base-mainnet`, `solana-mainnet`, `polygon-mainnet`) or numeric chain ID.
      schema:
        type: string
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: 'GoldRush API key, sent as `Authorization: Bearer <key>`.'