Find air-quality monitoring stations and read measured pollutant observations (PM2.5, PM10, O3, NO2, SO2, CO, and more) from government monitors worldwide via the OpenAQ v3 API, with DataCanvas SQL over historical series.
Latest release v0.1.8 — v0.1.8: mcp-ts-core 0.12.3 and the SDK v2 wire surface · 25 Aug 2026
2 files for Claude Code, Codex and OpenCode: openaq-mcp-server AGENTS.md, openaq-mcp-server CLAUDE.md — 11,920 tokens loaded in every session.
AGENTS.md A 5,960 tok CLAUDE.md A 5,960 tok These files are cyanheads/openaq-mcp-server's own configuration — they tell Claude Code, Codex and OpenCode 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.