Ground your agents in real statistics
Web search is for text. Subsets gives your agent SQL access to up‑to‑date datasets from official statistical sources — BLS, ECB, IMF, World Bank — every number traceable to the open-source connector run that produced it.
# Claude.ai → Settings → Connectors → Add custom connectorhttps://mcp.subsets.ioGrounded, not guessed
“How high did inflation in Czechia spike after price liberalization in 1991?”
“Inflation rose sharply in the early 1990s — some sources suggest prices increased by around 50–60% following the reforms.”
Paraphrased from a retrospective article · no primary source
SELECT time_period, obs_value FROM "bis-ws-long-cpi" WHERE series_key = 'A.CZ.771'
1991 · +56.8% year on year
BIS consumer prices, long series · view the dataset →
Every number has a paper trail
Official source
Statistical agencies — BLS, ECB, IMF and more — publish the raw data.
Open-source connector
The exact ingestion code is public. Read it, fork it, file an issue.
Public CI run
Every table is built in a logged workflow run, one click from its dataset page.
Versioned table
Revisions are tracked and reviewed. Your agent queries a pinned version.