"An MCP server compatible with Claude.ai web chat" matching MCP servers:

Enables agents to retrieve, submit, critique, and verify structured knowledge records with provenance, uncertainty, and references over a public federated HTTP/MCP layer.

MCP server for SMHI weather data, providing current conditions, hourly and daily forecasts, and daily summaries for northern Europe.

MCP server for worldwide weather data, using high-resolution GeoSphere Austria data for the Alpine region and Open-Meteo elsewhere. Provides current conditions, hourly forecasts, and daily outlooks with compact emoji-markdown output.

Connects MCP-compatible AI clients to BMLT root servers, enabling natural language queries for NA meeting data including search by location, day, format, and more.

Enables AI assistants to search Twitter/X, YouTube, Reddit, Google, app-store listings, and 100+ other public web data endpoints via natural language, with prepaid credit or per-call USDC payment and no account or OAuth required.

MCP server that searches Japanese addresses and returns their locations as polygons or points using the open 住所LOD dataset, enabling geocoding, reverse geocoding, batch GeoJSON export, and map visualization.

MCP server that lets users search Safety Data Sheets (SDS) by chemical or product name, returning records with direct links to SDS documents.

MCP server for UNESCO UIS statistics enabling search of indicators, listing of geographical units, and data retrieval with provenance and license compliance.

A FastMCP server that exposes hospitality data — accommodations, events, and gastronomy — through a unified MCP interface, supporting multiple worlds for real or fictional data.

An MCP server that exposes the U.S. Energy Information Administration (EIA) Open Data API, enabling LLMs to browse and query energy data across 17 datasets with generic, composable tools.

An MCP server that exposes real US flood insurance claims data from FEMA's OpenFEMA API, providing tools for claim lookup, filtered search, aggregate stats, and flood event summaries.

Enables querying phone number reputation data from ktozvonil.net, including community verdicts, spam ratings, and operator details, with optional authenticated comment posting via MCP.

An MCP server for exploring British and Irish hills (Munros, Wainwrights, Corbetts, Marilyns) with offline search, nearby hills, and detailed hill data, no API key required.

An MCP server that enables AI assistants to query U.S. FDA public datasets, including drug adverse events, labeling, recalls, approvals, shortages, NDC directory, and medical device regulatory information.

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

An MCP server that gives AI agents access to US business entity data, enabling searches across 9 state registries, SEC EDGAR filings, federal contracts, and lobbying disclosures.

Node.js MCP server enabling AI agents to access comprehensive U.S. Census Bureau demographic and economic data, including ACS, decennial census, and business patterns.

Enables MCP-compatible LLM clients to access live NBA data, including stats, standings, rosters, scores, and box scores via callable tools.

An MCP server to query Colombian public procurement data from SECOP I and II in real time, enabling contract research, transparency oversight, and data journalism.

An MCP server that provides access to NS (Dutch Railways) travel information.