chains-api

Johnaverse/chains-api
★ 4 stars JavaScript 💻 Code/Dev Tools Updated 7d ago
A Node.js API query service built with Fastify that indexes and provides access to blockchain chain data from multiple sources. Also available as an MCP (Model Context Protocol) server for AI assistants.
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Quick Install

Copy the config for your editor. Some servers may need additional setup — check the README.

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "chains-api": {
      "command": "npx",
      "args": [
        "-y",
        "Johnaverse/chains-api"
      ]
    }
  }
}

README Excerpt

A Node.js API query service built with Fastify that indexes and provides access to blockchain chain data from multiple sources. Also available as an MCP (Model Context Protocol) server for AI assistants. This project maintains high code quality standards through: - **Comprehensive Testing**: Includes unit tests, integration tests, and fuzz testing

Tools (20)

BODY_LIMITBeaconCORS_ORIGINDATA_CACHE_ENABLEDDATA_CACHE_FILEHOSTMAX_ENDPOINTS_PER_CHAINMAX_PARAM_LENGTHMAX_SEARCH_QUERY_LENGTHMCP_HOSTMCP_PORTPORTPROXY_URLRATE_LIMIT_MAXRATE_LIMIT_WINDOW_MSRELOAD_RATE_LIMIT_MAXRPC_CHECK_CONCURRENCYRPC_CHECK_TIMEOUT_MSSEARCH_RATE_LIMIT_MAXaliases

Topics

apiblockchaindata-analysisweb3