Avalanche EVM Blocks API

openapi: 3.2.0
info:
  title: Data EVM Blocks API
  description: The Data API provides web3 application developers with multi-chain data related to Avalanche's primary network, Avalanche subnets, and Ethereum.
  version: 1.0.0
  contact: {}
servers:
- url: https://data-api.avax.network
security:
- apiKey: []
- {}
tags:
- name: EVM Blocks
  description: Find information about blocks on EVM-compatible chains, such as the Avalanche C-Chain.
paths:
  /v1/blocks:
    get:
      operationId: listLatestBlocksAllChains
      x-speakeasy-group: data.evm.blocks
      x-speakeasy-name-override: listLatestAllChains
      x-speakeasy-pagination:
        type: cursor
        inputs:
        - name: pageToken
          in: parameters
          type: cursor
        outputs:
          nextCursor: $.nextPageToken
      summary: List latest blocks across all supported EVM chains
      description: Lists the most recent blocks from all supported EVM-compatible chains. The results can be filtered by network.
      parameters:
      - name: pageToken
        required: false
        in: query
        description: A page token, received from a previous list call. Provide this to retrieve the subsequent page.
        schema:
          type: string
      - name: pageSize
        required: false
        in: query
        description: The maximum number of items to return. The minimum page size is 1. The maximum pageSize is 100.
        schema:
          type: integer
          default: 10
          minimum: 1
          maximum: 100
        example: '10'
      - name: network
        required: false
        in: query
        description: Either mainnet or testnet/fuji.
        example: mainnet
        schema:
          $ref: '#/components/schemas/Network'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListEvmBlocksResponse'
        '400':
          description: "Bad requests generally mean the client has passed invalid \n    or malformed parameters. Error messages in the response could help in \n    evaluating the error."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadRequest'
        '401':
          description: "When a client attempts to access resources that require \n    authorization credentials but the client lacks proper authentication \n    in the request, the server responds with 401."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Unauthorized'
        '403':
          description: "When a client attempts to access resources with valid\n    credentials but doesn't have the privilege to perform that action, \n    the server responds with 403."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Forbidden'
        '404':
          description: "The error is mostly returned when the client requests\n    with either mistyped URL, or the passed resource is moved or deleted, \n    or the resource doesn't exist."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/NotFound'
        '429':
          description: "This error is returned when the client has sent too many,\n    and has hit the rate limit."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TooManyRequests'
        '500':
          description: "The error is a generic server side error that is \n    returned for any uncaught and unexpected issues on the server side. \n    This should be very rare, and you may reach out to us if the problem \n    persists for a longer duration."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InternalServerError'
        '502':
          description: "This is an internal error indicating invalid response \n      received by the client-facing proxy or gateway from the upstream server."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadGateway'
        '503':
          description: "The error is returned for certain routes on a particular\n    Subnet. This indicates an internal problem with our Subnet node, and may \n    not necessarily mean the Subnet is down or affected."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceUnavailable'
      tags:
      - EVM Blocks
  /v1/chains/{chainId}/blocks:
    get:
      operationId: getLatestBlocks
      x-speakeasy-name-override: listLatest
      x-speakeasy-pagination:
        type: cursor
        inputs:
        - name: pageToken
          in: parameters
          type: cursor
        outputs:
          nextCursor: $.nextPageToken
      x-speakeasy-group: data.evm.blocks
      x-execution-weight: small
      summary: List latest blocks
      description: Lists the latest indexed blocks on the EVM-compatible chain sorted in descending order by block timestamp.
      parameters:
      - name: pageToken
        required: false
        in: query
        description: A page token, received from a previous list call. Provide this to retrieve the subsequent page.
        schema:
          type: string
      - name: pageSize
        required: false
        in: query
        description: The maximum number of items to return. The minimum page size is 1. The maximum pageSize is 100.
        schema:
          type: integer
          default: 10
          minimum: 1
          maximum: 100
        example: '10'
      - name: chainId
        required: true
        in: path
        description: A supported evm chain id or blockchain id. Use the `/chains` endpoint to get a list of supported chain ids.
        example: '43114'
        schema:
          type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListEvmBlocksResponse'
        '400':
          description: "Bad requests generally mean the client has passed invalid \n    or malformed parameters. Error messages in the response could help in \n    evaluating the error."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadRequest'
        '401':
          description: "When a client attempts to access resources that require \n    authorization credentials but the client lacks proper authentication \n    in the request, the server responds with 401."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Unauthorized'
        '403':
          description: "When a client attempts to access resources with valid\n    credentials but doesn't have the privilege to perform that action, \n    the server responds with 403."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Forbidden'
        '404':
          description: "The error is mostly returned when the client requests\n    with either mistyped URL, or the passed resource is moved or deleted, \n    or the resource doesn't exist."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/NotFound'
        '429':
          description: "This error is returned when the client has sent too many,\n    and has hit the rate limit."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TooManyRequests'
        '500':
          description: "The error is a generic server side error that is \n    returned for any uncaught and unexpected issues on the server side. \n    This should be very rare, and you may reach out to us if the problem \n    persists for a longer duration."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InternalServerError'
        '502':
          description: "This is an internal error indicating invalid response \n      received by the client-facing proxy or gateway from the upstream server."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadGateway'
        '503':
          description: "The error is returned for certain routes on a particular\n    Subnet. This indicates an internal problem with our Subnet node, and may \n    not necessarily mean the Subnet is down or affected."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceUnavailable'
      tags:
      - EVM Blocks
  /v1/chains/{chainId}/blocks/{blockId}:
    get:
      operationId: getBlock
      x-speakeasy-name-override: get
      x-speakeasy-group: data.evm.blocks
      x-execution-weight: small
      summary: Get block
      description: Gets the details of an individual block on the EVM-compatible chain.
      parameters:
      - name: chainId
        required: true
        in: path
        description: A supported evm chain id or blockchain id. Use the `/chains` endpoint to get a list of supported chain ids.
        example: '43114'
        schema:
          type: string
      - name: blockId
        required: true
        in: path
        description: A block identifier which is either a block number or the block hash.
        example: '0x17533aeb5193378b9ff441d61728e7a2ebaf10f61fd5310759451627dfca2e7c'
        schema:
          type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetEvmBlockResponse'
        '400':
          description: "Bad requests generally mean the client has passed invalid \n    or malformed parameters. Error messages in the response could help in \n    evaluating the error."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadRequest'
        '401':
          description: "When a client attempts to access resources that require \n    authorization credentials but the client lacks proper authentication \n    in the request, the server responds with 401."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Unauthorized'
        '403':
          description: "When a client attempts to access resources with valid\n    credentials but doesn't have the privilege to perform that action, \n    the server responds with 403."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Forbidden'
        '404':
          description: "The error is mostly returned when the client requests\n    with either mistyped URL, or the passed resource is moved or deleted, \n    or the resource doesn't exist."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/NotFound'
        '429':
          description: "This error is returned when the client has sent too many,\n    and has hit the rate limit."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TooManyRequests'
        '500':
          description: "The error is a generic server side error that is \n    returned for any uncaught and unexpected issues on the server side. \n    This should be very rare, and you may reach out to us if the problem \n    persists for a longer duration."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InternalServerError'
        '502':
          description: "This is an internal error indicating invalid response \n      received by the client-facing proxy or gateway from the upstream server."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadGateway'
        '503':
          description: "The error is returned for certain routes on a particular\n    Subnet. This indicates an internal problem with our Subnet node, and may \n    not necessarily mean the Subnet is down or affected."
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceUnavailable'
      tags:
      - EVM Blocks
components:
  schemas:
    GetEvmBlockResponse:
      type: object
      properties:
        chainId:
          type: string
          description: The EVM chain ID on which the block was created.
          examples:
          - '43114'
        blockNumber:
          type: string
          description: The block number on the chain.
          examples:
          - '339'
        blockTimestamp:
          type: number
          description: The block creation (proposal) timestamp in seconds
          examples:
          - 1648672486
        blockTimestampMilliseconds:
          type: number
          description: The block creation (proposal) timestamp in milliseconds. Available only after Granite upgrade.
          examples:
          - 1648672486000
        blockMinDelayExcess:
          type: number
          description: Minimum block delay in milliseconds. Available only after Granite upgrade.
          examples:
          - 7477290
        blockHash:
          type: string
          description: The block hash identifier.
          examples:
          - '0x17533aeb5193378b9ff441d61728e7a2ebaf10f61fd5310759451627dfca2e7c'
        txCount:
          type: number
          description: The number of evm transactions in the block.
        baseFee:
          type: string
          description: The base gas fee for a transaction to be included in the block.
        gasUsed:
          type: string
          description: The gas used for transactions in the block.
        gasLimit:
          type: string
          description: The total gas limit set for transactions in the block.
        gasCost:
          type: string
        parentHash:
          type: string
          description: The hash of the parent block.
        feesSpent:
          type: string
          description: The amount of fees spent/burned for transactions in the block.
        cumulativeTransactions:
          type: string
          description: The cumulative number of transactions for the chain including this block.
      required:
      - chainId
      - blockNumber
      - blockTimestamp
      - blockHash
      - txCount
      - baseFee
      - gasUsed
      - gasLimit
      - gasCost
      - parentHash
      - feesSpent
      - cumulativeTransactions
    BadRequest:
      type: object
      properties:
        message:
          description: The error message describing the reason for the exception
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        statusCode:
          type: number
          description: The HTTP status code of the response
          examples:
          - 400
        error:
          type: string
          description: The type of error
          examples:
          - Bad Request
      required:
      - message
      - statusCode
      - error
    NotFound:
      type: object
      properties:
        message:
          description: The error message describing the reason for the exception
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        statusCode:
          type: number
          description: The HTTP status code of the response
          examples:
          - 404
        error:
          type: string
          description: The type of error
          examples:
          - Not Found
      required:
      - message
      - statusCode
      - error
    ServiceUnavailable:
      type: object
      properties:
        message:
          description: The error message describing the reason for the exception
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        statusCode:
          type: number
          description: The HTTP status code of the response
          examples:
          - 503
        error:
          type: string
          description: The type of error
          examples:
          - Service Unavailable
      required:
      - message
      - statusCode
      - error
    BadGateway:
      type: object
      properties:
        message:
          description: The error message describing the reason for the exception
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        statusCode:
          type: number
          description: The HTTP status code of the response
          examples:
          - 502
        error:
          type: string
          description: The type of error
          examples:
          - Bad Gateway
      required:
      - message
      - statusCode
      - error
    TooManyRequests:
      type: object
      properties:
        message:
          description: The error message describing the reason for the exception
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        statusCode:
          type: number
          description: The HTTP status code of the response
          examples:
          - 429
        error:
          type: string
          description: The type of error
          examples:
          - Too Many Requests
      required:
      - message
      - statusCode
      - error
    Forbidden:
      type: object
      properties:
        message:
          description: The error message describing the reason for the exception
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        statusCode:
          type: number
          description: The HTTP status code of the response
          examples:
          - 403
        error:
          type: string
          description: The type of error
          examples:
          - Forbidden
      required:
      - message
      - statusCode
      - error
    EvmBlock:
      type: object
      properties:
        chainId:
          type: string
          description: The EVM chain ID on which the block was created.
          examples:
          - '43114'
        blockNumber:
          type: string
          description: The block number on the chain.
          examples:
          - '339'
        blockTimestamp:
          type: number
          description: The block creation (proposal) timestamp in seconds
          examples:
          - 1648672486
        blockTimestampMilliseconds:
          type: number
          description: The block creation (proposal) timestamp in milliseconds. Available only after Granite upgrade.
          examples:
          - 1648672486000
        blockMinDelayExcess:
          type: number
          description: Minimum block delay in milliseconds. Available only after Granite upgrade.
          examples:
          - 7477290
        blockHash:
          type: string
          description: The block hash identifier.
          examples:
          - '0x17533aeb5193378b9ff441d61728e7a2ebaf10f61fd5310759451627dfca2e7c'
        txCount:
          type: number
          description: The number of evm transactions in the block.
        baseFee:
          type: string
          description: The base gas fee for a transaction to be included in the block.
        gasUsed:
          type: string
          description: The gas used for transactions in the block.
        gasLimit:
          type: string
          description: The total gas limit set for transactions in the block.
        gasCost:
          type: string
        parentHash:
          type: string
          description: The hash of the parent block.
        feesSpent:
          type: string
          description: The amount of fees spent/burned for transactions in the block.
        cumulativeTransactions:
          type: string
          description: The cumulative number of transactions for the chain including this block.
      required:
      - chainId
      - blockNumber
      - blockTimestamp
      - blockHash
      - txCount
      - baseFee
      - gasUsed
      - gasLimit
      - gasCost
      - parentHash
      - feesSpent
      - cumulativeTransactions
    InternalServerError:
      type: object
      properties:
        message:
          description: The error message describing the reason for the exception
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        statusCode:
          type: number
          description: The HTTP status code of the response
          examples:
          - 500
        error:
          type: string
          description: The type of error
          examples:
          - Internal Server Error
      required:
      - message
      - statusCode
      - error
    Unauthorized:
      type: object
      properties:
        message:
          description: The error message describing the reason for the exception
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        statusCode:
          type: number
          description: The HTTP status code of the response
          examples:
          - 401
        error:
          type: string
          description: The type of error
          examples:
          - Unauthorized
      required:
      - message
      - statusCode
      - error
    Network:
      type: string
      enum:
      - mainnet
      - fuji
      - testnet
    ListEvmBlocksResponse:
      type: object
      properties:
        nextPageToken:
          type: string
          description: A token, which can be sent as `pageToken` to retrieve the next page. If this field is omitted or empty, there are no subsequent pages.
        blocks:
          type: array
          items:
            $ref: '#/components/schemas/EvmBlock'
      required:
      - blocks
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: x-glacier-api-key
      description: Api keys provide higher access to rate limits. To obtain an api key, sign up for an account at  https://build.avax.network/console/utilities/data-api-keys.
x-speakeasy-retries:
  strategy: backoff
  backoff:
    initialInterval: 500
    maxInterval: 60000
    maxElapsedTime: 120000
    exponent: 1.5
  statusCodes:
  - 5XX
  retryConnectionErrors: true
x-speakeasy-globals:
  parameters:
  - $ref: '#/components/parameters/GlobalParamChainId'
  - $ref: '#/components/parameters/GlobalParamNetwork'
x-execution-weight-values:
  free: 1
  large: 50
  medium: 20
  none: 0
  small: 10
  xl: 100
  xxl: 200
x-rpc-method-execution-weights:
  eth_accounts: free
  eth_blockNumber: small
  eth_call: small
  eth_coinbase: small
  eth_chainId: free
  eth_gasPrice: small
  eth_getBalance: small
  eth_getBlockByHash: small
  eth_getBlockByNumber: small
  eth_getBlockTransactionCountByNumber: medium
  eth_getCode: medium
  eth_getLogs: xxl
  eth_getStorageAt: medium
  eth_getTransactionByBlockNumberAndIndex: medium
  eth_getTransactionByHash: small
  eth_getTransactionCount: small
  eth_getTransactionReceipt: small
  eth_signTransaction: medium
  eth_sendTransaction: medium
  eth_sign: medium
  eth_sendRawTransaction: small
  eth_syncing: free
  net_listening: free
  net_peerCount: medium
  net_version: free
  web3_clientVersion: small
  web3_sha3: small
  eth_newPendingTransactionFilter: medium
  eth_maxPriorityFeePerGas: small
  eth_baseFee: small
  rpc_modules: free
  eth_getChainConfig: small
  eth_feeConfig: small
  eth_getActivePrecompilesAt: small
x-speakeasy-webhooks:
  security:
    type: signature
    headerName: x-signature
    signatureTextEncoding: base64
    algorithm: hmac-sha256