LocalFree

Onchain Data MCP server

madlabs-tech/onchain-data-mcp

Blockchain data for EVM and Solana: balances, tokens, prices, DeFi and RPC via free-tier vendors

0 GitHub stars1 forks
Source code

Install Onchain Data in Claude Code

Docker

Claude Code
claude mcp add onchain-data -- docker run -i --rm ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "onchain-data": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1"
      ]
    }
  }
}

MCP Bundle (.mcpb)

Claude Code
curl -LO https://github.com/madlabs-tech/onchain-data-mcp/releases/download/v0.2.1/onchain-data-mcp.mcpb
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
Download onchain-data-mcp.mcpb and double-click it to install in Claude Desktop.

MCP Bundles install in one click in Claude Desktop. Download the file, then open it.

Frequently asked questions

What does the Onchain Data MCP server do?

Blockchain data for EVM and Solana: balances, tokens, prices, DeFi and RPC via free-tier vendors

Is the Onchain Data MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Onchain Data run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Onchain Data to Claude Code?

Run: claude mcp add onchain-data -- docker run -i --rm ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1

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