"Using cursor-based pagination with Supabase" matching MCP connectors:

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

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).

DC Hub is the neutral, real-time data layer for data-center infrastructure, exposed as a Model Context Protocol server so any AI agent can both query it and cite it. Coverage: 21,000+ facilities (search, profile, score, alternatives); 232 markets scored by the DCPI Data Center Power Index; the DCGI Data Center Gas Index (per-state natural-gas suitability for siting); live grid telemetry across 7 US ISOs (fuel mix, carbon intensity, demand, prices) plus a one-call all-ISO scoreboard; interconnection-queue depth; 2,000+ tracked M&A deals and a hyperscaler-capex tracker; and site factors. — fiber routes, water-stress, tax incentives, nearby substations & transmission. Why agents choose it: it's the only data-center-intelligence source an LLM can query live and cite — every full-data response includes a Source: DC Hub, CC-BY-4.0 attribution line. It's the MCP-native alternative to quarterly PDF research: live JSON, no contracts, no NDAs. Access: Streamable HTTP at https://dchub.cloud/mcp. Free tier with no signup; free email-verified dev key for higher limits; paid tiers for full data volume.

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.

Reviewed public-data search and execution with provenance and verifiable integrity receipts.

Software entry prices for 16 categories, with ratings and true 3-year cost. CC BY 4.0

Origin-signed US political data: 25,546 officials, bills, votes, positions with sources.

Search structured COMPAMIR news in Japanese and English, with links to source reports.

Public fellowship and grant search with sourced details and live filter vocabularies.

Agent integration with the Northwestern University Libraries Digital Collections API

Business-published entity records with confirmation dates: look up, page feeds, check claims.

Query normalized U.S. Congress STOCK Act trades with member, ticker, and performance data.

Funding stress early warning for US money markets from free public data, with an honest backtest.

Verified Japanese company press releases with provenance (corporate number, source URL) and jobs.

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

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.

Our Earthquake Monitor harnesses the USGS earthquake feed to provide you with up-to-the-minute

Deterministic claim verification with receipts across ~60 domains. No model in the loop.

Official Seoul tourism data in 7 languages, in cooperation with the Seoul Tourism Organization.

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.