Research and Reference MCP Servers
661 servers . page 2 of 14
Tick the box on any row to line servers up side by side. Pick two or three, then open the comparison. Servers must share a category for the comparison to mean anything.
Earthquake Alerts & Seismic Activity (USGS Live), buy per-query in-session (quakewatch)
Live earthquake alerts from USGS: M2.5+ events 24h, magnitude, depth, location. $0.01/query.Feason Context
Christian source evidence for AI agents, with provenance, tradition coverage, and citation checks.Wayback Machine
Wayback Machine for agents: closest archived copy of a URL with its text, and full capture history.Pronounce
How engineers pronounce developer jargon, 1,903 confidence-tagged entries with citations.Tw Legal RAG
Citation-guarded retrieval over 22M Taiwan court judgments and administrative interpretations.US Government Data
US government open-data APIs as MCP. EPA, FEMA, USGS, NOAA, FDIC, HUD, CMS and more.Ossian
Ask your own documents with citations, plus durable memory for agents. Safe by default.PatentMax Patent Search & Analysis
Global patent search, briefs, similarity, citations and landscape stats. Strong China coverage.Eurostat
Search and query the Eurostat catalogue, EU economy, demography, trade, and NUTS regional data.CiteStamp
Citation-health over a CC0 citation graph: what supports, refutes, or cites a paper. Read-only.Uniprot
Protein research over UniProtKB, search by function, fetch curated records, map IDs, proteomes.Nominatim
Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data.Proving Lab
Cite or capture a web page; installs the capture extension in Firefox and Chrome.Offendersearch
Search US sex-offender registries and criminal records, with per-source citations.AgentNative: Public Data, Government Datasets, Federal Statistics & Official Records
Normalized official data with provenance, aggregations, insights, free samples and agent access.AgentNative: Public Data, Government Datasets, Federal Statistics & Official Records
Normalized official data with provenance, aggregations, insights, free samples and agent access.EU Trade Explorer
EU customs-trade & industrial-production statistics (Eurostat Comext/PRODCOM).GEO Tracker by DigestSEO
DigestSEO GEO Tracker: track brand citations across five AI search engines.Noodle Biomedical Literature Discovery MCP
Search biomedical papers, inspect publication records, and traverse citation or semantic graphs.Fly Where To?
Worldwide nonstop flight routes from Wikipedia: airports, destinations, connections, airlines.DataPulse MY
Read-only discovery for 389 Malaysian public datasets with freshness, licence, and provenance.Open Library
Search books and authors on the Internet Archive's Open Library.Stipple, Reference Verification
Fact-check citations: resolve, match, support claims. Arithmetic rechecked. Free to start.Stipple, Document Verification & Extraction
Document forensics: tamper/AI checks, fields, tables, identity, screening, tenders, citations.Books
Search the Internet Archive, the Library of Congress and data.bnf.fr at once, in one answer.Archiveorg
Search inside digitised books, browse the Internet Archive catalogue and read Wayback captures.Animenewsnetwork
Search the Anime News Network encyclopedia and read its news wire. No API key.Buscador Google
Search Google straight from your AI agent. Web results, images, videos, news, products, scholarly ar.Clink Forge
Pay-per-call government data over x402: provenance chains, Ed25519 attestations, no API keys.MIAPI, Grounded Web Answers
Web search and AI answers with real source citations and a confidence score.Branco
French legal research: statutes in force at any date, case law both ways, verified citations.StackData
Official statistics, China censuses & yearbooks, and as-of customs tariffs with legal citations.Evidence Gate
Local checks for artifacts, declared claim evidence, and citation containment.Wiki Summary
Concise English Wikipedia summaries, paid per call (x402/credits), 1 tools.Citation Check
Free mechanical checks for AI text: unnamed counts, dangling references, bad arithmetic, misquotes.foehn
Access Swiss meteorological open data from MeteoSwiss, powered by foehn.Autario
Query 8,000+ verified open datasets (World Bank, Eurostat, FRED, SEC) with stats and charts.Solarstorm
Space weather: Kp index, NOAA 3-day geomagnetic forecast, solar flares, aurora visibility.Books & Papers MCP Server
Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.PlaceRoot
Grounds AI agents in Overture Maps open data, compact answers, no API key.MCP
OpenStreetMap queries as MCP tools, served by the Overspan hosted Overpass API.Ask Helena
Official answers about Helena Bioinformatics and its products, with citations to public sources.Citation Tracker
Checks whether AI search engines cite your target domains for a prompt. $0.75/call via MCP.Kilotest
Ensemble testing of web pages for accessibility, usability, and standards conformity.Be Eli
MCP server for Belgian legislation (Moniteur Belge): ELI identifiers and citations.Legalize
Legislation for 32 jurisdictions (21 EU) as law-as-git, keyless, with ELI-style citations.Chembl
Link compounds to protein targets, rank bioactivity, and look up drug mechanisms and indications.Trakkr
AI visibility analytics for brands across citations, prompts, competitors, research, and reports.Earthquake
Search USGS and EMSC seismic data, real-time feeds, event queries, and earthquake counts.Crossref
Resolve DOIs, search ~155M scholarly works, and fetch references via the Crossref REST API.