"Automated Chat Service Based on Personalized Text Messaging Style" matching MCP connectors:

Search scientific papers with structured experimental data from full-text studies

Verified US local service providers across 10 home-services trades. Ratings, hours, no API key.

An MCP server that audits the fairness of construction and renovation estimates in Japan. Provides fair-price ranges, overcharge detection, and verifiable unit-cost data based on JCCDB (65,729 items, DOI-backed).

A Model Context Protocol server that provides Philippine License to Sell (LTS) verification data to LLMs. Built on Cloudflare Workers with Supabase. Public, read-only, no authentication required. Data sourced from the Department of Human Settlements and Urban Development (DHSUD) License to Sell registry and cross-referenced with published real estate projects on REN.PH.

Nationwide Japanese ramen shop database — 62,000+ shops across all 47 prefectures. Geo search (lat/lng + radius), prefecture/city filter, 14-value ramen-style taxonomy, nearest-station data, and monthly closure tracking. No auth required.

Weather, climate, terrain, fire and flood risk data for any point or polygon on Earth. Free tier.

GETS NZ MCP — New Zealand Government Electronic Tenders Service (keyless).

IOCs (URLs, domains, IPs, hashes) shared by the infosec community on X/Twitter. No auth, CC0.

MCP server for Project Gutenberg — 75,000+ public-domain ebooks with full plain-text retrieval.

Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data.

Query FDA data on drugs, food, devices, and recalls via openFDA. STDIO or Streamable HTTP.

What a stock's price is betting on: implied growth, duration, margin from SEC filings. Free tools.

Structured data on wheelchair-accessible & public toilets across Japan for AI agents and travel/accessibility apps. 526 Tokyo stations (each mapped to its nearest station exit) + 612 municipalities. Station names accept Japanese or romaji. Free tier with API key.

Rebuilds the scores real systems run on you — credit, actuarial, lending — in the open, cited.

cc0pedia CC0 database + cc0.company agent services as MCP tools, paid per call via x402 on Base.

Search arXiv, fetch paper metadata, and read full-text content.

Query US tap-water quality from the EPA's own SDWIS records: the water systems serving a city, contaminants and violations on record (with dates and whether the EPA classifies them as health-based), compare cities, and explain contaminants. Public, no-auth, read-only. ~19,000 cities across all 50 states + DC, ~1.5M EPA records. Every response reports what the EPA recorded, never a safety verdict.

ArcGIS Hub — open government geospatial data (search + Feature Service query).

OSM Taginfo MCP — statistics on OpenStreetMap tags (keys and key=value pairs).

Energi Data Service (Energinet) MCP — Denmark's official open energy data.