ChainRPC MCP

MCP server · by John0n1

Developer Tools npmStreamable HTTP v2.0.2

Safety-first EVM and Bitcoin RPC tools for balances, contracts, blocks, and transactions

View source ↗ Generate config for multiple servers More servers

Install

Pin version registry version 2.0.2

npm
npx -y chainrpc-mcp

npm
npx -y chainrpc-mcp@2.0.2

Streamable HTTP
https://chainrpc-mcp.mitander.io/mcp

Setup by client

Pick your client — the config below is generated for this server (both local and hosted-endpoint forms). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "chainrpc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chainrpc-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "chainrpc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chainrpc-mcp@2.0.2"
      ]
    }
  }
}

Remote (hosted) endpoint

https://chainrpc-mcp.mitander.io/mcp

Claude Desktop: Settings → Connectors → Add custom connector, paste this URL.

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add chainrpc-mcp -- npx -y chainrpc-mcp

claude mcp add chainrpc-mcp -- npx -y chainrpc-mcp@2.0.2

terminal

claude mcp add --transport http chainrpc-mcp https://chainrpc-mcp.mitander.io/mcp

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "chainrpc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chainrpc-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "chainrpc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chainrpc-mcp@2.0.2"
      ]
    }
  }
}

.cursor/mcp.json (hosted endpoint)

{
  "mcpServers": {
    "chainrpc-mcp": {
      "url": "https://chainrpc-mcp.mitander.io/mcp"
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "chainrpc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chainrpc-mcp"
      ]
    }
  }
}

{
  "servers": {
    "chainrpc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chainrpc-mcp@2.0.2"
      ]
    }
  }
}

.vscode/mcp.json (hosted endpoint)

{
  "servers": {
    "chainrpc-mcp": {
      "type": "http",
      "url": "https://chainrpc-mcp.mitander.io/mcp"
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "chainrpc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chainrpc-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "chainrpc-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "chainrpc-mcp@2.0.2"
      ]
    }
  }
}

mcp_config.json (hosted endpoint)

{
  "mcpServers": {
    "chainrpc-mcp": {
      "serverUrl": "https://chainrpc-mcp.mitander.io/mcp"
    }
  }
}

Format verified against the official Windsurf docs ↗.

Environment variables

Defined in the server's official registry manifest. Required secrets are shown as <YOUR_…> placeholders in the configs above.

EVM_RPC_URL — EVM JSON-RPC endpoint
BITCOIN_RPC_URL — Bitcoin Core-compatible JSON-RPC endpoint
ALLOW_EVM_BROADCAST — Explicitly enable signed EVM transaction broadcasts
ALLOW_BITCOIN_BROADCAST — Explicitly enable signed Bitcoin transaction broadcasts

GitHub

⭐ 4 stars · 最近更新于 36 天前 · MIT license

About this server

ChainRPC MCP JSON RPC MCP server for EVM chains and Bitcoin…

Summary from the project README — github.com/John0n1/chainrpc-mcp

Distributed as npm, Streamable HTTP, listed under Developer Tools. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the ChainRPC MCP MCP server do?

ChainRPC MCP JSON RPC MCP server for EVM chains and Bitcoin

How do I install ChainRPC MCP?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is ChainRPC MCP free to use?

The MCP server itself is free to install. The source is public on https://github.com/John0n1/chainrpc-mcp. Any third-party service it calls may require its own API key and account.

Which clients support ChainRPC MCP?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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