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Onchain MCP

Bankless/onchain-mcp

The Bankless Onchain MCP Server provides a framework for interacting with on-chain data via the Bankless API. It implements the Model Context Protocol (MCP) to allow AI models to access blockchain state and event data in a structured way.

View on GitHub28

Install

npx @bankless/onchain-mcp

Client configuration

{
  "mcpServers": {
    "bankless": {
      "command": "npx",
      "args": [
        "@bankless/onchain-mcp"
      ],
      "env": {
        "BANKLESS_API_TOKEN": "<BANKLESS_API_TOKEN>"
      }
    }
  }
}

Environment variables

BANKLESS_API_TOKEN
GitHub stars
28
Author
@Bankless
Category
Finance, Developer Tools
License
MIT
Updated
Oct 6, 2026

About Onchain MCP

MCP (Model Context Protocol) server for blockchain data interaction through the Bankless API.

Features

  • Read Contract State (read_contract): Read state from smart contracts on various blockchain networks.

  • Get Proxy (get_proxy): Retrieve proxy implementation contract addresses.

  • Get ABI (get_abi): Fetch the ABI (Application Binary Interface) for a contract.

  • Get Source (get_source): Retrieve the source code for a verified contract.

  • Get Events (get_events): Fetch event logs for a contract based on topics.

  • Build Event Topic (build_event_topic): Generate an event topic signature from event name and argument types.

  • Get Transaction History (get_transaction_history): Retrieve transaction history for a user address.

  • Get Transaction Info (get_transaction_info): Get detailed information about a specific transaction.

Tools (4)

  • read_contract

  • get_proxy

  • get_events

  • build_event_topic

Details on this page are taken from the project's README. Open README

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