"Resources to Become an Expert in LangChain" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Check the factual claims in a draft or an answer: a quick verdict, or a deep check with sources.
Thai legal search MCP — statutes, gazette, opinions, court cases. Pro: court-jurisdiction rulings.
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.
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.
Climate and disaster risk for any place or property: flood risk, heat waves, storms and hurricanes, wildfires, earthquakes, sea level rise and 7-day weather risk. Is it safe to go there? Ask about any city, address or coordinates and get this week's weather risk (heat, cold, wind, heavy rain, snow), wildfires, earthquakes, floods and cyclones happening nearby right now, long-term exposure to 2050 and 2080 (flood depth, sea level rise, extreme heat, drought, water stress) and the country's disaster-risk profile and rank among 194 countries. Also compares and ranks countries by risk for ESG and insurance research, and in Claude and other MCP Apps hosts shows an interactive map of the place right in the chat. Every value cites its source: INFORM, ND-GAIN, World Bank, CMIP6, ERA5, IPCC AR6, WRI Aqueduct, GDACS, NASA FIRMS, OpenAQ, ECCC GDPS. Remote, free, no API key, read-only.
Read-only public financial evidence from LiquiLens, Undertow, Seiche and Palimpsest.
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 Data is compiled from public government sources, may be out of date, and is not legal advice.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 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.
Check an Australian vehicle for open safety recalls by VIN. The index mirrors the federal vehicle recall register: 5,587 notices and 8.8 million VINs, refreshed hourly. Look up one VIN, check a batch, search by make and model, or read the full notice. Free, read-only, no authentication.
Polish savings bonds, retail bonds in 195 countries, EU bank account bonuses. Open data, CC BY 4.0.
Read-only UK and Australian supermarket shelf-price index and UK daily basket snapshots, CC BY 4.0. Not live prices; no product names. For product-level prices on demand, the pay-per-event UK Supermarket Price Scraper (Tesco, Sainsbury's, Asda, Aldi: https://apify.com/yappman/uk-supermarket-price-scraper) and AU Supermarket Price Scraper (Aldi Australia: https://apify.com/yappman/au-supermarket-price-scraper) run on the Apify Store, charged to the Apify account that runs them, and can be reached through Apify's MCP server.
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.
DATASUS SIH/SUS hospital admissions in Brazil (AIH, 1992-2025): ICD-10 causes, ICSAP, rates.
English-teaching jobs in South Korea: salary, disclosure and by-region stats. Read-only, no key.
Exact source text, not summaries: check citations and quotes in one call; read pages and PDFs.
Verified, citable German & EU law for any LLM. Daily updates from official sources, hosted in DE.
Who owns and controls US organizations and property, from public records: county property rolls in 17 large counties, state business registries, SEC subsidiary lists, FCC licensing and ownership, USAC E-Rate, federal awards and the FAA aircraft registry, plus which federal rules apply to each organization. Tools: lookup_organization, search_organizations, get_object, who_owns_home, rule_coverage, aircraft_owner. Free tier: no auth. A Bearer key unlocks full data. Docs: shop.tensorust.com/mcp
Checks before an agent pays: payees, webshops, invoices, payment files, companies, sanctions, PEP.
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.
Fintech companies, products, rounds, investors, news, Agent-Ready scores. Free, keyless, CC BY 4.0.
Filing-verified SEC EDGAR insider (Form 4), 13D, 13F & 8-K data, no sign-in. Verify any claim.
GovContractScout MCP gives AI agents direct access to live US government contract data.
Lawyers in Germany from the official Bundesrechtsanwaltskammer register. Keyless, read-only.
EU legal toolbox for AI agents: official links to EU and national law, company registry data, document action catalogue. Free, read-only, no API key. Homepage: https://mandateoffice.com
Address to coordinates and back, postal codes, worldwide (OpenStreetMap). Free, no key.
Economic and social data for 298 countries and regions: 754 indicators in 10 categories — macroeconomics, financial markets, labor, demographics, real estate, commodities and energy, transport, healthcare, education and technology. Sources include the World Bank, IMF, FRED, OECD and WHO. Every answer carries the source, the licence and a link to the EconDash chart; IMF and other forecasts are labelled and kept apart from observed values. Five read-only tools, no sign-in.
One question searched in science, world news, Internet Archive, GitHub and discussions. Free.
IMF DataMapper macro data: get_series returns one indicator (e.g. NGDP_RPCH real GDP growth) for one or more countries, optionally limited to a year range, with unit and a per-year forecast flag; search_indicators finds indicator codes by keyword. Data from the IMF. Pay-per-call via x402 ($0.005 USDC on Base); initialize and tools/list are free.
