Evm MCP Server

MCP server for interacting with EVM-compatible blockchains - supports 22 tools and 10 prompts across 60+ networks

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What is the Evm MCP server?

Most developer tooling work still happens through a UI a human drives. Evm MCP server moves it into the conversation instead. MCP server for interacting with EVM-compatible blockchains - supports 22 tools and 10 prompts across 60+ networks.

The short version

A comprehensive Model Context Protocol (MCP) server that provides blockchain services across 60+ EVM-compatible networks. This server enables AI agents to interact with Ethereum, Optimism, Arbitrum, Base, Polygon, and many other EVM chains with a unified interface through 22 tools and 10 AI-guided prompts.

The tools it exposes

The server publishes 5 tools. What each one is for:

  • Auto — fetching ABIs when reading contracts (read_contract tool with abiJson parameter)
  • Mainnets — The Mainnets tool exposed by this server
  • Testnets — The Testnets tool exposed by this server
  • Tools — The server provides 25 focused MCP tools for agents. All tools that accept address parameters support both Ethereum addresses and ENS names.
  • Resources — The server exposes blockchain data through the following MCP resource URIs. All resource URIs that accept addresses also support ENS names, which are

What it needs from you

Configuration is passed through the environment: EVM_PRIVATE_KEY, EVM_MNEMONIC, EVM_ACCOUNT_INDEX, ETHERSCAN_API_KEY. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.

Getting it running

The server ships on npm as @mcpdotdirect/evm-mcp-server, so your MCP client can launch it on demand — there is no separate build step. Add the server block to your client's configuration, restart it, and the tools register themselves.

How it compares

This sits in the developer tooling group, where several servers overlap in what they claim to do but differ sharply once you actually set them up. Evm's toolset — Auto, Mainnets, Testnets and 2 more — is a fair guide to whether it matches your workflow. It is maintained by mcpdotdirect; worth a glance at recent repository activity before you build anything load-bearing on it.

We check each listing at SyncDev against the project's documentation before it goes live — if something here drifts out of date, it is a bug worth reporting.

Things to watch

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

Available tools

ToolWhat it does
Autofetching ABIs when reading contracts (read_contract tool with abiJson parameter)
MainnetsThe Mainnets tool exposed by this server.
TestnetsThe Testnets tool exposed by this server.
ToolsThe server provides 25 focused MCP tools for agents. **All tools that accept address parameters support both Ethereum addresses and ENS names.**
ResourcesThe server exposes blockchain data through the following MCP resource URIs. All resource URIs that accept addresses also support ENS names, which are automatically resolved to addresses.

How to install the Evm MCP server

{
  "mcpServers": {
    "evm": {
      "command": "npx",
      "args": ["-y", "@mcpdotdirect/evm-mcp-server"],
      "env": {
        "EVM_PRIVATE_KEY": "your-value",
        "EVM_MNEMONIC": "your-value",
        "EVM_ACCOUNT_INDEX": "your-value",
        "ETHERSCAN_API_KEY": "your-value"
      }
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Configuration

VariableDescriptionRequired
EVM_PRIVATE_KEYCredential the server authenticates with.Yes
EVM_MNEMONICConfiguration value read at startup.Optional
EVM_ACCOUNT_INDEXConfiguration value read at startup.Optional
ETHERSCAN_API_KEYCredential the server authenticates with.Yes

Example prompts to try

  • Use Evm to Auto.
  • Use Evm to Mainnets.
  • Use Evm to Testnets.

Frequently asked questions

It connects Evm to MCP-compatible AI assistants such as Claude and Cursor, exposing 5 tools (Auto, Mainnets, Testnets, and more) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Evm directly.