Onchain Data MCP

Data & Analytics Dockermcpb v0.2.1

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

View source ↗ Website ↗ Generate config for multiple servers More servers

Install

Pin version unavailable — the image reference already carries a tag

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

mcpb
https://github.com/madlabs-tech/onchain-data-mcp/releases/download/v0.2.1/onchain-data-mcp.mcpb

Setup by client

Pick your client — the config below is generated for this server (local stdio). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "onchain-data-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1"
      ],
      "env": {
        "ALCHEMY_API_KEY": "<YOUR_ALCHEMY_API_KEY>",
        "HELIUS_API_KEY": "<YOUR_HELIUS_API_KEY>",
        "COINGECKO_API_KEY": "<YOUR_COINGECKO_API_KEY>",
        "MORALIS_API_KEY": "<YOUR_MORALIS_API_KEY>"
      }
    }
  }
}

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add --env ALCHEMY_API_KEY=<YOUR_ALCHEMY_API_KEY> --env HELIUS_API_KEY=<YOUR_HELIUS_API_KEY> --env COINGECKO_API_KEY=<YOUR_COINGECKO_API_KEY> --env MORALIS_API_KEY=<YOUR_MORALIS_API_KEY> onchain-data-mcp -- docker run -i --rm ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "onchain-data-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1"
      ],
      "env": {
        "ALCHEMY_API_KEY": "<YOUR_ALCHEMY_API_KEY>",
        "HELIUS_API_KEY": "<YOUR_HELIUS_API_KEY>",
        "COINGECKO_API_KEY": "<YOUR_COINGECKO_API_KEY>",
        "MORALIS_API_KEY": "<YOUR_MORALIS_API_KEY>"
      }
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "onchain-data-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1"
      ],
      "env": {
        "ALCHEMY_API_KEY": "<YOUR_ALCHEMY_API_KEY>",
        "HELIUS_API_KEY": "<YOUR_HELIUS_API_KEY>",
        "COINGECKO_API_KEY": "<YOUR_COINGECKO_API_KEY>",
        "MORALIS_API_KEY": "<YOUR_MORALIS_API_KEY>"
      }
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "onchain-data-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1"
      ],
      "env": {
        "ALCHEMY_API_KEY": "<YOUR_ALCHEMY_API_KEY>",
        "HELIUS_API_KEY": "<YOUR_HELIUS_API_KEY>",
        "COINGECKO_API_KEY": "<YOUR_COINGECKO_API_KEY>",
        "MORALIS_API_KEY": "<YOUR_MORALIS_API_KEY>"
      }
    }
  }
}

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.

ALCHEMY_API_KEY secret — Optional Alchemy key: EVM RPC, token balances and transfers.
HELIUS_API_KEY secret — Optional Helius key: Solana RPC and token data.
COINGECKO_API_KEY secret — Optional CoinGecko key: token prices and market data.
MORALIS_API_KEY secret — Optional Moralis key: wallet history and token data.

GitHub

最近更新于 46 天前 · MIT license

About this server

onchain data mcp Give your AI assistant live blockchain data: wallet balances, payments, prices, scam checks and more. Free to start, no sign ups needed. The Claude Desktop button downloads a file you double click; it has everything inside. The Cursor and VS Code buttons only add the settings, so in…

Summary from the project README — github.com/madlabs-tech/onchain-data-mcp

Distributed as Docker, mcpb, listed under Data & Analytics. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the Onchain Data MCP MCP server do?

How do I install Onchain Data 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 Onchain Data MCP free to use?

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

Which clients support Onchain Data MCP?

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

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