Categories › Business & Finance › Market data, stocks & crypto
Voluntary carbon market news and open carbon price data. Read-only, keyless.
Remote server: your requests and data go to www.carbon.fyi. Claude Code: claude mcp add --transport http carbon-fyi https://www.carbon.fyi/api/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
search_news — Search carbon.fyi's curated voluntary carbon market story archive. Each story is an editorially clustered summary of one development, writteget_story — Fetch a single story by its id, including every source that reported it. Story ids are permanent — a published story keeps its id and its puget_carbon_prices — Current voluntary carbon credit prices from two independent sources: per-category minimum/median price and available supply across the Carboget_price_history — Daily-averaged historical price series. This archive exists only because carbon.fyi records it three times a day: no upstream API serves a hget_market_summary — One call for orientation: how much of the archive is available, when it last updated, the story-tag breakdown (use these as `tag` values forlist_sources — The publications, registries and integrity bodies carbon.fyi monitors. Useful for judging coverage — a topic absent from the archive may simNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.