Onchain Data MCP Server

Onchain Data MCP is an MCP integration. Blockchain data for EVM and Solana: balances, tokens, prices, DeFi and RPC via free-tier vendors.

Packages and local setup

The published oci package is ghcr.io/madlabs-tech/onchain-data-mcp:0.2.1. Its declared MCP transport is stdio.

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

This package has launch arguments in its registry record. Use the maintainer’s configuration for those arguments rather than launching it with only the package name.

The published mcpb package is https://github.com/madlabs-tech/onchain-data-mcp/releases/download/v0.2.1/onchain-data-mcp.mcpb. Its declared MCP transport is stdio.

Before connecting

Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.

Project and source

View the publisher’s registry entry · Project repository · Project website. This profile uses version 0.2.1 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.

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