"National Rail" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Rattlesnakes By Mail is a public record of dated, sourced claims about AI crawlers and AI agents, including GPTBot, ClaudeBot, PerplexityBot, Googlebot, and Applebot. Each claim carries a verbatim quote from vendor documentation, a publication date, and an evidence URL. Five MCP tools cover crawler lookup, user agent identification, change history since a given date, free-text question matching against published claims, and token-gated correction notes.
Global population estimates from WorldPop, 2000-2030, at country and sub-national levels.
Nutrition for 910 plant foods across 11 national datasets, plus GB/EU & US claim checking
Crime estimates by type, state arrest data, and national crime trends from the FBI UCR
National crime incident estimates from NIBRS by offense type, weapon, and location
Live data from 27 official national company registries. Unmodified. For KYB and due diligence.
UK NIHR (National Institute for Health and Care Research) open-data MCP.
NASS MCP — USDA National Agricultural Statistics Service (Quick Stats)
Automated, calibrated SWAT+ watershed modeling and national hydrologic datasets for the U.S.
UK case law — Find Case Law, The National Archives.
USGS Water MCP — wraps USGS National Water Information System (NWIS) REST services (free, no auth)
Search a billion+ documents — papers, books, code, legal cases, forums, Wikipedia, and more.
