"Using PostgreSQL with n8n Workflow Automation" matching MCP connectors:

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

Access the latest technology news from NewTqnia.com through the Model Context Protocol. Search articles, retrieve structured news content, browse categories, tags, and timelines, and access authoritative technology reporting for AI assistants, research, and automation.

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

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.

Find and compare startup credits and deals with eligibility checks and exact evidence.

Building-permit verdicts by address, with cited records. SF, Seattle, Austin, NYC. Pay per call.

Barber & cosmetology exam pass rates, booth rent with open chairs, and Texas licensee counts

Official economic statistics with citations: World Bank, IMF WEO, ECB. Verify claimed figures.

Read-only discovery for 122 Malaysian public datasets with freshness, licence, and provenance.

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.

US government data (USGS/NOAA/SEC/FDA) with cryptographic proof; x402 pay-per-call, no API key

CMS Open Payments, with annual dataset discovery through the official DKAN API.

Agent integration with the Northwestern University Libraries Digital Collections API

Missouri license offices with hours, contract agent and closure dates, refreshed daily

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

Tennessee driver service centers with REAL ID and CDL testing, plus crash statistics

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

Search and discover AI-ready websites from the international llms.txt directory using a read-only remote MCP server.

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