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.
Latest release v1.1.1 · 7 Mar 2026
2 files for GitHub Copilot and Claude Code: chains-api sonarqube_mcp.instructions.md, chains-api CLAUDE.md — 7,213 tokens loaded in every session.
.github/instructions/sonarqube_mcp.instructions.md A 401 tok CLAUDE.md A 6,812 tok These files are Johnaverse/chains-api's own configuration — they tell GitHub Copilot and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.