Ankr RPC Service — EVM

naftiko: 1.0.0-alpha2
info:
  label: Ankr RPC Service — EVM
  description: 'Ankr Node API EVM JSON-RPC capability. Single capability covering the standard Ethereum JSON-RPC surface for any EVM chain at https://rpc.ankr.com/{chain}.'
  tags:
  - Ankr
  - RPC
  - EVM
  - Web3
  - NodeAPI
  created: '2026-05-25'
  modified: '2026-05-25'
binds:
- namespace: env
  keys:
    ANKR_API_KEY: ANKR_API_KEY
    ANKR_CHAIN: ANKR_CHAIN
capability:
  consumes:
  - type: http
    namespace: rpc-service-evm
    baseUri: https://rpc.ankr.com
    description: Ankr Node API EVM JSON-RPC endpoint.
    resources:
    - name: chain
      path: /{{env.ANKR_CHAIN}}/{{env.ANKR_API_KEY}}
      operations:
      - name: callrpc
        method: POST
        description: Ankr Execute JSON-RPC Call
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          required: true
          description: JSON-RPC 2.0 request (or batch).
  exposes:
  - type: rest
    namespace: rpc-service-evm-rest
    port: 8080
    description: REST adapter for Ankr Node API EVM JSON-RPC.
    resources:
    - path: /v1/rpc/{{env.ANKR_CHAIN}}
      name: chain-rpc
      operations:
      - method: POST
        name: callrpc
        description: Ankr Execute JSON-RPC Call
        call: rpc-service-evm.callrpc
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: rpc-service-evm-mcp
    port: 9090
    transport: http
    description: MCP adapter exposing the EVM JSON-RPC envelope as a single tool.
    tools:
    - name: ankr-evm-rpc-call
      description: Ankr Execute JSON-RPC Call against an EVM chain at rpc.ankr.com/{chain}.
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: rpc-service-evm.callrpc
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.