"Informational MCP Servers with Croissant Dataset Format Support" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Measured share of answer for 24 crypto and Web3 brands. An open dataset, not an audit of your site.
Measured share of answer for 20 SaaS brands. An open dataset, not an audit of your site.
Read-only discovery for 440 Malaysian public datasets with freshness, licence, and provenance.
Fair-price checks for Japanese renovation quotes, with sources and recomputable records.
Query OpenStreetMap data for the whole planet with the Overpass API, find places by name and look up heights. Minutely updates, history back to 2012.
Money, FX, capital-market and metadata-only China macro evidence with source clocks and limits.
RegEvidenceHub Sponsor: UK Skilled Worker sponsor-change preflight with GOV.UK evidence.
Check the factual claims in a draft or an answer: a quick verdict, or a deep check with sources.
Read-only Old English (Anglo-Saxon) dictionary over MCP: headword lookup with senses, etymology and inflections; full declension and conjugation tables; inflected-form identification; Modern English to Old English reverse lookup; and Beowulf citations with line numbers.
Live data on every Danish company and the people behind it, for due diligence, KYC and research. 20 read-only tools: company search and lookup by name or CVR number, owners and the ownership chain to the ultimate owners, management and board, annual accounts and key figures, the SI-score risk rating, capital events, civil court cases and decisions from public authorities, VAT number checks, and lists of bankruptcy decrees and newly registered companies. Sources: the Danish Business Register (CVR), annual reports, the courts, Statstidende and public authorities. Sign in with a SelskabsInfo account; a free plan is available.
2025 HMDA FHA denial statistics and dated US mortgage rule tables, with verifiable receipts.
IBGE: geography, census, economy and health from the official APIs, with provenance. 23 tools.
Explore Sourcey's startup offers and Agent Readiness reports with original evidence, eligibility unknowns, freshness, and tested workflow findings. Sourcey Docs is separate.
Search and read Edgepedia, a free and growing encyclopedia with citations. No key.
Verrow sells sourced rural public data to AI agents. Tools cover zoning and permitted uses, recent council and planning decisions, FAA airspace, NWS wind, EPA pesticide labels and endangered-species limits, USDA soil and site reports. Every answer cites its source URL, retrieval time and a sha256 of the stored document. Free tools show coverage and current prices before you pay. Paid calls use x402 with USDC on Base mainnet, or prepaid API credit. A not-covered request or a fully UNKNOWN answer is never charged. Data is compiled from public government sources, may be out of date, and is not legal advice. Coverage starts with Harrison, Arkansas and Boone County, Arkansas.
Read-only corpus catalogs and bounded observations with source dates and rights metadata.
Free open dataset of compliance, security and risk AI agents and audit firms, by Heritage Services.
Search live jobs pulled straight from employer career sites (about 11M openings), read full postings with pay and the employer's apply link, find similar roles, and look up employers' open jobs, pay bands and local hiring demand. Free, no sign-in.
Search, filter, count and sum Australian government open data, with every version kept.
Which companies publicly use which AI and software tools, each line with its public source.
Read-only unofficial platform predictions and departure information for London Euston and Paddington, with measured accuracy. Predictions may be wrong; station screens are the official source.
Wikipedia page views over time, with growth for any article topic. Free key at trendsmcp.ai
Spain farm-gate prices with source and date: Valencia region, national averages, livestock, diesel.
Open, citable US legal-market datasets from Probative Growth, a marketing agency for US law firms: lawyer advertising rules and ethics opinions for every state, court and complaint statistics, fees, wages and prices. Each dataset names its sources, and each public-source record carries its source and the date checked. Every dataset has a DOI. Read-only MCP server at https://probativegrowth.com/mcp. CC BY 4.0. Not legal advice.
CitedTravel gives AI agents and developers travel facts they can cite. It covers plug types and voltage, currency, emergency numbers, driving side, public holidays (3 years) and tipping norms for 195 countries, plus a visa/entry pilot for GB, US and JP passport holders. Every value comes with its sources (publisher, URL, license, verbatim quote), a last-verified date and a 0-1 confidence score with reasons. Data comes only from sources that allow commercial reuse, such as Wikidata, Unicode CLDR, UK FCDO, the US State Department and Japan MOFA. Entry answers quote official government pages and are decision support, never a go/no-go verdict. Remote MCP server (Streamable HTTP, 9 read-only tools) and REST API (OpenAPI 3.1). Answers in English, Japanese, Simplified and Traditional Chinese. Free: static facts need no key; a free key adds 1,000 calls/month. Paid: Builder $19/month, Pro $99/month, or x402 pay-per-call in USDC on Base.
Search and read bounded published Altss profile summaries with canonical citations. No private data.
Open space-industry jobs (launch, satellites, spacecraft) from 47 employers, with posted pay.
Verified world changes with sources: topics, companies, countries, SeekEarth and evidence receipts.
Open US class action settlements you may claim, with deadlines, payouts and official claim links.
Official economic statistics, company filings, earnings calls and market data - extracted from first party sources, with sources cited.
