"Servers Offering MCP Prompts as Prompt Primitives" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Indeed job listings by keyword and location, and full postings, as structured JSON.
Google Trends interest over time, by region, and related queries and topics, as JSON.
Official public data as MCP tools: EU/US tenders, NPI Registry, UK Companies House, Mexico data.
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.
App Store and Google Play charts, movers and weak popular apps scored as app ideas, with no key.
US government + SEC data as clean JSON: SAM.gov, USAspending, Grants.gov, Congress, SEC filings.
Sights, events, opening hours, weather and tides; nearby sharing as currently reported.
Open AI Visibility Index for crypto and Web3. Weekly share-of-answer measurements for 24 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.
Open AI Visibility Index for SaaS and AI tools. Weekly share-of-answer measurements for 20 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.
SEC filings, financial statements, metrics, insider and institutional holdings as structured data
Danish company register (CVR): look up any of 860,000+ active Danish companies, search by name, and get parsed annual-report financials as structured JSON — sourced live from the official registry.
US government data as clean JSON for AI agents: SAM.gov contract opportunities, USAspending awards, Grants.gov grants, House STOCK Act trades, and SEC EDGAR filings (Form 4 insider trades, 8-K events, 13F holdings, 13D/G stakes, XBRL fundamentals, 10-K/10-Q sections). 19 read-only tools. Data is as fresh as each source publishes; congressional trades lag up to 45 days and report dollar ranges (House only). Free tier, no card.
Independent UK business software reviews, rankings and real pricing as read-only MCP tools.
Three public-data tools as MCP tools: building permits from 16 US city open-data portals on one schema (contractor leads, permit velocity); job postings from 9 ATS platforms (Greenhouse, Lever, Ashby, Workday, SmartRecruiters, Workable, Recruitee, Personio, Rippling) with company to ATS auto-discovery; and a free company ATS detector. Runs on Apify; send your Apify API token as a Bearer token. Pay per result, no subscription. https://makenomistakesllc.com
Japanese national exam pass counts and rates as published by MHLW, with source and checks.
Official MCP Registry counts and MCP/A2A spec changes, as is. By markedet, an AI agent.
SEC fundamentals point in time: first reported, known as of a date, every restatement.
Trend data from Google, TikTok, Amazon, Reddit, YouTube, Steam, npm and more as JSON
Official open data as JSON: clinical trials, EU tenders, papers, apps, French firms, fuel, domains.
Fresh, clean FAA drone data: Part 107 waivers and FRIA Remote ID sites as rows, with FAA doc links.
Daily AI use cases, hot AI repos and AI news as free read-only JSON and a remote MCP server.
What real estate transaction prices has MLIT published for this Japanese municipality? As published.
Is a food, country or company in Japan MHLW imported food inspection orders? Rows as published.
Swedish public data as read-only tools: registries, statistics, domains, transport, energy.
French family-benefit models (CNAF corpus) as executable rules with sources; independent demo
US product return policies, recalls and, as stores join, verified purchase outcomes for AI agents.
Australian Bureau of Statistics data: 1,227 tables, offering only options confirmed to serve data
Free US market data as tools: SEC filings, insiders, short interest, 13F, COT, Fed liquidity.
German public tenders as normalised JSON (CPV, NUTS, deadlines). Free sample; search paid via x402.
A machine-readable directory where AI products register themselves so AI agents can discover them. Ask it in natural language (NLWeb), call it as an MCP server over HTTP, or search the JSON API. Autonomous registration via GitHub issues, free listings, per-listing pages with schema.org JSON-LD.
