"Methods to Test API Endpoints" matching MCP servers:

Enables structured extraction of methods and reproducibility heuristics from academic papers, allowing AI agents to obtain metadata, full text, structured methods, code repository discovery, and a no-clone reproducibility verdict from a paper URL.

ai-api-pricing-data MCP server

USDA nutrition API optimized for AI agents. x402 + USDC on Base

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.

Gateway connector between LLM agents and world data, providing access to financial market prices, macroeconomic indicators, and news through a bundled endpoint catalog.

Provides AI agents with Korean national fiscal data (budgets, settlements, and fiscal programs) from multiple government APIs through 7 tools, enabling natural language queries.

Enables Claude to discover and invoke Brazilian government APIs (public, Serpro, and Conecta gov.br) through a catalog-driven gateway that searches a YAML catalog of 116 APIs, loads OpenAPI specs on demand, and calls endpoints with credentials resolved per entry. It provides five generic tools for search, listing, describing, calling, and checking credential readiness, keeping client context small instead of exposing one tool per endpoint.

Connects Claude to NHTSA vehicle safety data, enabling VIN decoding, recall checks, crash-test ratings, and consumer complaints via natural language.

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.

An MCP server that provides access to the Brazilian Chamber of Deputies open data API. It enables users to search for deputies, track their expenses, and query legislative information such as bills and API endpoints.

Provides an MCP interface for accessing YOKATLAS (Turkish Higher Education Council Atlas) data, enabling LLM applications like Claude to search and retrieve details about undergraduate and associate degree programs in Turkey.

MCP server providing access to Polish business registers (KRS, CRBR) via the rejestr.io API, enabling search, retrieval of organizations, beneficial owners, financial documents, and more.

Enables agents to search, inspect, preview, download, and cite LTER and EDI ecological data packages from the PASTA+ repository, including metadata, entities, citations, change feeds, and provenance. An API key unlocks quality reports, lineage, read counts, and other privileged PASTA endpoints.

Provides access to the USGS Quakes API within Claude Desktop, enabling users to retrieve earthquake data and details through natural language queries.

Enables querying Red Hat security data including CSAF advisories, CVEs, and OVAL streams through natural language.

Enables access to current inflation data including monthly and annual inflation percentages using CPI (Consumer Price Index) or HICP (Harmonized Index of Consumer Prices) indicators through the API Ninjas Inflation API.

Owner, APN and address lookup across 479 US counties (494 verified ArcGIS REST endpoints, all 50 states plus DC), plus city code-violation, building-permit and zoning-case datasets. No API key; built on public county GIS data.

Enables users to get the current temperature for a city through a single MCP tool, using Open-Meteo data with no API key required.

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 AI agents to autonomously discover, stream, and compute satellite analytics from free government Earth-observation catalogs such as Sentinel-2, Landsat, and Copernicus DEM, with zero API keys or configuration. It supports place-name geocoding, STAC scene search, cloud-native COG streaming for spectral indices, elevation profiles, SAR flood detection, and sandboxed custom geospatial scripts.

Enables access to 11 free public APIs including weather, country info, NASA data, dictionary, and more, with zero configuration and no API keys required.

Enables scholarly metadata lookups from the Crossref REST API, including works, members, journals, funders, types, licenses, and prefixes, as tools for LLM clients.

Enables AI agents to autonomously discover, stream, and compute satellite analytics from free government Earth observation archives. Provides tools for STAC search, spectral indices, elevation profiles, SAR water detection, and sandboxed geospatial scripting.

Provides access to IFRC GO Admin API for disaster relief emergency fund (DREF) data, including operations, appeals, and emergencies.

Provides access to the police.uk API with 21 tools to query UK crime data, police forces, neighbourhoods, and stop-and-search incidents. Enables retrieval of street-level crimes, force details, neighbourhood teams, and policing priorities across England, Wales, and Northern Ireland.

Enables searching and retrieving economic data from the Federal Reserve Economic Data (FRED) API, including time series, categories, releases, and popular indicators.

Enables access to Brazil's Central Bank (BCB) Open Data API for payment methods, allowing queries about PIX, card transactions, ATM terminals, interchange rates, and other payment statistics through natural language.

Provides access to Brazilian Central Bank open data on payment methods, including PIX, card transactions, and more, through natural language queries.

An MCP server for querying Taiwan company registry open data, enabling search by name, number, directors, business items, and branch offices.

A Model Context Protocol server that connects AI assistants to Brazilian public data services, providing access to postal codes, company registrations, bank information, area codes, IBGE data, currency exchange rates, and domain registration status.