"author:AiAgentKarl" matching MCP servers:

MCP server for agriculture and farming data. 8 tools: soil conditions (temperature, moisture), crop weather forecasts, historical climate data (NASA POWER, since 1981), global agriculture statistics (World Bank, 20+ indicators), and food product database (Open Food Facts, 3M+ products). All APIs free, no keys required.

Provides AI agents with access to US patent data through 16 tools for search, citation analysis, technology trends, and portfolio comparisons via the free USPTO PatentsView API.

MCP server giving AI agents access to global supply chain and trade data from UN Comtrade, World Bank, and Open Supply Hub.

Enables AI agents to search and explore over 570,000 artworks from the Metropolitan Museum of Art and Art Institute of Chicago without needing an API key.

MCP server providing AI agents with access to German government open data. 12 tools across 6 categories: Autobahn traffic, DWD weather, NINA disaster warnings, SMARD energy market, Bundestag parliamentary data, and pollen forecasts. All APIs are free, no keys required.

Real-time earthquake data and seismic monitoring for AI agents via the USGS Earthquake Catalog API.

Provides US real estate data including housing stats, demographics, nearby amenities, area comparisons, cost-of-living analysis, and neighborhood search via free public APIs without any API keys.

MCP server enabling AI agents to search and retrieve scientific papers, citations, and author profiles from Crossref, OpenAlex, and Semantic Scholar with no API keys required.

MCP server giving AI agents access to US political finance data: campaign contributions, PAC spending, lobbying records, and voting behavior.

Provides real-time electricity grid data including CO2 intensity, power mix, and wholesale prices, plus optimal green time windows for energy-intensive AI tasks. Supports UK, Germany, and global regions with optional API keys.

MCP server for Open Food Facts, enabling food product lookup by barcode, search, nutrition facts, allergen checks, and eco-scores without an API key.

Enables natural language access to USDA's FoodData Central database with 1M+ foods, supporting search, nutrition facts, food comparison, and daily value calculations.

Provides access to worldwide labor market data including unemployment, wages, and employment statistics from BLS (US) and Eurostat (EU). Offers tools for comparing countries and sectors, and retrieving occupation outlooks.

Provides astronomical data including ISS tracking, moon phases, NASA APOD, near-Earth objects, exoplanets, space weather, and upcoming celestial events without requiring an API key.