"Understanding How to Use a Browser" matching MCP servers:

Enables AI agents to discover official public data sources, inspect their metadata and endpoint parameters, and execute live queries through a unified response envelope with a 500 ms budget.

Enables AI assistants to convert recipe amounts between volume and weight for specific ingredients using measured densities, scale recipes, and convert oven temperatures, with source citations and alternative published values.

Enables AI assistants to look up US census tract, block group, block, county FIPS, and legislative districts from a street address or latitude/longitude via the Census Geocoder, and to decode census GEOIDs offline.

Enables AI assistants to convert raw and cooked weights for meat and poultry by cut and cooking method from USDA data, calculate how much raw meat to buy for cooked servings, and look up cooking yields and sample ranges.

Enables resolving the likely employer behind Gmail, Outlook, iCloud, Yahoo, and other free-mail signups by checking public Gravatar profiles, signed GitHub commits, and LinkedIn results. It returns the person’s name, employer, employer domain, confidence score, and evidence URLs.

MCP server for consulting vehicle data from DETRAN TO official source. Read-only, pay-per-use, works with any MCP-compatible client.

Provides free Chinese A-share stock data including real-time quotes, historical K-lines, market scanning, and multi-factor stock screening via BaoStock and Sina Finance APIs.

Enables querying of a locally pinned snapshot of the Education-to-Workforce Indicator Framework — 99 indicators and 11.8M observations — to browse questions, describe metrics, resolve places, and fetch or rank data across national, state, county, and district levels.

Enables interactive access to JAXA's satellite observation data (precipitation, land surface temperature, NDVI, elevation, soil moisture) via Claude, providing tools for point time series, dataset information, and area image generation.

Provides current weather alerts for specified locations to AI assistants through the Model Context Protocol.

This project implements a Model Context Protocol (MCP) server providing Formula One racing data using the Python FastF1 library. Inspired by an existing TypeScript server, it offers similar F1 data functionalities natively in Python via FastF1.

Provides read-only query tools over OpenStreetMap data in PostGIS, enabling natural language queries for features, categories, and spatial analysis.

Enables searching government awards through the Sell to State API by proxying JSON-RPC to the live HTTP MCP endpoint, requiring an API key.

MCP server for querying the Central Bank of Brazil's 'Valores a Receber' (amounts to receive) service, providing read-only access to official data through natural language with a hosted server and prepaid credits.

Enables consultation of negative debt certificates (Certidão Negativa de Débitos) from the Palmas, TO city government through an official source.

Enables natural language queries to official dental council registration data in Tocantins, Brazil. Read-only, hosted, and works with any MCP client.

Serves the free Frankfurter exchange-rate API as MCP tools over stateless Streamable HTTP on Cloudflare Workers, letting clients list supported currencies, fetch the latest rates, and look up historical rates for a given date. Each OpenAPI operation becomes one tool, with argument validation and per-IP rate limiting.

Enables searching and retrieving UK research grants, award values, institutions, and publications from the UKRI Gateway to Research API without authentication.

Provides read-only access to live Bay Area transit data, including routes, stops, real-time departures, vehicle positions, and service alerts, for use by large language models.

Enables querying Anvisa's open data for drug registration status and recent medical devices, with heuristic AI-use classification using a locally hosted LLM.

Provides access to the Swiss Federal Commercial Register (Zefix) for company search, verification, and reference data, enabling natural language queries for public administration use cases.

MCP server for Finnish public procurement notices (Hilma). Enables searching and retrieving procurement notices directly from Claude without a separate browser.

Enables AI clients to search, read, and accurately quote public-domain books from Project Gutenberg, with chapter detection and stable line numbers for citation. Its quote_check tool verifies whether a quotation actually appears in a book and reports how faithful the copy is.

Enables reading and understanding NetCDF files, providing tools to inspect structure, variables, metadata, and data quality for scientific datasets.

Returns USDA-derived edible yield, refuse percent and trim waste for 305 raw fruits and vegetables, letting an assistant convert between as-purchased and edible weights. It also answers how many whole items or how much produce to buy for a recipe amount given in grams, pounds, cups or household measures.

Real-time web intelligence with freshness timestamps. Every extraction returns a dated envelope so AI agents know exactly how old the data is. Covers GitHub, HN, Scholar, arXiv, YC, jobs, finance, and package trends.

Read-only MCP server enabling querying official Brazilian transparency data on Seguro Defeso (fishermen's insurance) via a single tool, with prepaid pay-per-use credits.

Company data for AI agents, paid per call in USDC on Base. Returns every third-party vendor a company can be proven to use — CRM, email, analytics, cloud, HR, payments — each with the DNS record or script that proves it. No signup, no API key.

Read-only MCP server for querying official Brazilian government data on agreements (convênios) from Portal da Transparência, with pay-per-use pricing and no platform credentials required.

Read-only MCP server that queries official Brazilian tax registration data from Receita Federal's Acréscimos Legais (SAL) system, paid per-use with prepaid credits.

Read-only MCP server providing official TRF3 court process consultation via a single pay-per-use tool.

MCP server for querying official pharmacy council registration data in São Paulo, Brazil. It provides a read-only tool to consult professional cadastro information via a hosted, pay-per-use HTTP endpoint.

Provides read-only consultation of Brazilian TSE donor and supplier data via official source, with pay-per-use prepaid credits.

Enables querying a person's Pronaf Aptitude Declaration (DAP) using CPF and birth date through a single read-only tool. It is a hosted MCP server, pay-per-use, compatible with any MCP client.

Enables natural-language lookup of official Salvador (BA) electronic service tax invoice data, read-only, with pay-per-use prepaid credits.

MCP server for querying traffic fines from the official Campina Grande, PB, Brazil source via a single read-only tool, with pay-per-use credits and no platform credentials.

Provides Brazilian company basic registration data (legal name, status, legal nature) from CNPJ through a single read-only MCP tool, hosted with pay-per-use credits.

Enables querying official Brazilian ANTT data on international road freight transport (TRIC) through a single read-only tool, with prepaid per-use pricing.

Enables querying DETRAN BA vehicle licensing information from the official source via a read-only MCP server. It works with any MCP client over HTTP using pay-per-use credits.

Enables querying vehicle registration information (BIN RENAVAM) from the official ECRVSP source. Read-only, prepaid per use, works with any MCP client.