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Chainlist MCP Server

@kukapay

Repository

Basic information

Category

Other

License

MIT license

Transports

stdio

Author

kukapay

About Chainlist MCP Server

An MCP server that gives AI agents fast access to verified EVM chain information, including RPC URLs, chain IDs, explorers, and native tokens.

#chainlist#mcp#evm#blockchain#ai-agents

Chainlist MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "chainlist-mcp": {
      "command": "uv",
      "args": [
        "sync"
      ]
    }
  }
}

Chainlist MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Chainlist MCP Server?

An MCP server that gives AI agents fast access to verified EVM chain information, including RPC URLs, chain IDs, explorers, and native tokens — sourced from Chainlist.org.

How to use Chainlist MCP Server?

Clone the repository, install dependencies with uv sync, and configure as an MCP server in Claude Desktop via uv run mcp install cli.py --name "Chainlist MCP". The server exposes two tools — getChainById and getChainsByKeyword — accessible through any MCP-compatible client.

Key features of Chainlist MCP Server

  • Caches Chainlist API data to minimize requests.
  • Case-insensitive keyword matching using regex.
  • Markdown responses with tabulated RPC and explorer lists.
  • Supports search by chain ID or keyword.
  • Returns chain name, native currency, decimals, and TVL.

Use cases of Chainlist MCP Server

  • AI agents looking up chain details (RPC, explorers) by numeric chain ID.
  • Agents searching for chains matching a partial name or symbol (e.g., "eth").
  • Automating chain metadata retrieval for wallet or dApp integration workflows.

Frequently asked questions

1

What does Chainlist MCP Server do vs alternatives?

It provides an MCP interface to verified EVM chain data from Chainlist.org, with built-in caching and structured Markdown output tailored for AI agents.

2

What are the runtime requirements?

Python 3.10 or higher and `uv` (recommended for dependency management).

3

Where does the chain data come from?

All chain data is fetched from the Chainlist.org API.

4

Are there any known limits?

The server limits keyword search results to a default of 5 (adjustable via the `limit` parameter in `getChainsByKeyword`).

5

What transports or authentication are supported?

No specific transport or authentication details are provided beyond standard MCP protocol usage and the tool-based interface.

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