Research papers

Name: Research papers
Author: si.fourzerotwo

MCP serverMCP

arXiv, PubMed, Crossref and OpenAlex scholarly metadata.

by si.fourzerotwohomepage ↗v1.0.1

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This record is unclaimed

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Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability40/40 checks ok

when	check	result	http	latency	detail
4 h ago	mcp initialize	ok	200	186 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
12 h ago	mcp initialize	ok	200	155 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
19 h ago	mcp initialize	ok	200	158 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
26 h ago	mcp initialize	ok	200	258 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
33 h ago	mcp initialize	ok	200	178 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
2 d ago	mcp initialize	ok	200	152 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
2 d ago	mcp initialize	ok	200	1220 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
2 d ago	mcp initialize	ok	200	246 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
2 d ago	mcp initialize	ok	200	225 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools
3 d ago	mcp initialize	ok	200	186 ms	server fourzerotwo-vertical-research 1.1.0 · protocol 2025-06-18 · 38 tools

Tools observed via MCP handshake

crossref__doi — Title, authors, journal, dates, references count and licence for a DOI. Free within the daily allowance, then $0.002 USDC per call via x402.
crossref__search — Bibliographic search across Crossref works. Free within the daily allowance, then $0.003 USDC per call via x402.
crossref__journal — Journal title, publisher and DOI counts by ISSN. Free within the daily allowance, then $0.002 USDC per call via x402.
crossref__funders — Research funders by name, with Funder Registry ids. Free within the daily allowance, then $0.002 USDC per call via x402.
crossref__members — Crossref member publishers by name. Free within the daily allowance, then $0.002 USDC per call via x402.
pubmed__search — PubMed ids matching a query (supports PubMed query syntax). A few free samples a day, then $0.002 USDC per call via x402.
pubmed__summary — Title, authors, journal, date and DOI for comma-separated PubMed ids. A few free samples a day, then $0.002 USDC per call via x402.
pubmed__pmc-search — Free full-text article ids in PubMed Central. A few free samples a day, then $0.002 USDC per call via x402.
pubmed__clinical-trials-search — PubMed citations that are clinical trial reports for a query. A few free samples a day, then $0.002 USDC per call via x402.
ror__search — Find research organisations by name, acronym or keyword, optionally filtered by country and type. Free within the daily allowance, then $0.001 USDC per call via
ror__organisation — Full record: names and aliases, types, status, founding year, location, website, domains, external ids. Free within the daily allowance, then $0.0005 USDC per c
ror__affiliation — Turn a free-text affiliation (as printed on a paper) into the matching organisation, with ROR's confidence flag and candidates. Free within the daily allowance,
ror__external-id — Find the organisation for a GRID id, ISNI, Wikidata QID or Crossref Funder ID. Free within the daily allowance, then $0.001 USDC per call via x402.
ror__relationships — Parent, child and related organisations of a ROR record. Free within the daily allowance, then $0.001 USDC per call via x402.
scholarly__works-search — Full-text search of scholarly works, with citations, authors and open-access links. Free within the daily allowance, then $0.003 USDC per call via x402.
scholarly__work — One work by OpenAlex id (W…) or "doi:10.…". Free within the daily allowance, then $0.002 USDC per call via x402.
scholarly__authors-search — Researchers by name with h-index, works and citation counts. Free within the daily allowance, then $0.002 USDC per call via x402.
scholarly__author — One researcher by OpenAlex id or ORCID. Free within the daily allowance, then $0.002 USDC per call via x402.
scholarly__institutions-search — Universities and research institutions with output stats. Free within the daily allowance, then $0.002 USDC per call via x402.
scholarly__sources-search — Journals and repositories with impact stats. Free within the daily allowance, then $0.002 USDC per call via x402.
scholarly__topics-search — Research topics and fields. Free within the daily allowance, then $0.002 USDC per call via x402.
scholarly__autocomplete — Fast title autocomplete across works. Free within the daily allowance, then $0.001 USDC per call via x402.
scholarly__citing-works — Works that cite a given OpenAlex work id. Free within the daily allowance, then $0.003 USDC per call via x402.
arxiv__search — Search arXiv by keywords, title, author and/or category; sort by relevance or newest. Costs $0.002 USDC per call via x402.
arxiv__paper — Full metadata for up to 20 arXiv ids: title, authors, abstract, categories, dates, DOI, journal ref, links. Costs $0.001 USDC per call via x402.
arxiv__recent — The newest submissions in any arXiv category. Costs $0.002 USDC per call via x402.
arxiv__recent-cs-ai — The newest arXiv submissions in cs.AI (Artificial Intelligence). Costs $0.002 USDC per call via x402.
arxiv__recent-cs-lg — The newest arXiv submissions in cs.LG (Machine Learning). Costs $0.002 USDC per call via x402.
arxiv__recent-cs-cl — The newest arXiv submissions in cs.CL (Computation and Language (NLP)). Costs $0.002 USDC per call via x402.
arxiv__recent-cs-cv — The newest arXiv submissions in cs.CV (Computer Vision). Costs $0.002 USDC per call via x402.
arxiv__recent-cs-cr — The newest arXiv submissions in cs.CR (Cryptography and Security). Costs $0.002 USDC per call via x402.
arxiv__recent-cs-ro — The newest arXiv submissions in cs.RO (Robotics). Costs $0.002 USDC per call via x402.
arxiv__recent-stat-ml — The newest arXiv submissions in stat.ML (Statistics: Machine Learning). Costs $0.002 USDC per call via x402.
arxiv__recent-quant-ph — The newest arXiv submissions in quant-ph (Quantum Physics). Costs $0.002 USDC per call via x402.
arxiv__recent-astro-ph — The newest arXiv submissions in astro-ph (Astrophysics). Costs $0.002 USDC per call via x402.
arxiv__recent-q-fin — The newest arXiv submissions in q-fin (Quantitative Finance). Costs $0.002 USDC per call via x402.
arxiv__recent-econ — The newest arXiv submissions in econ (Economics). Costs $0.002 USDC per call via x402.
arxiv__recent-q-bio — The newest arXiv submissions in q-bio (Quantitative Biology). Costs $0.002 USDC per call via x402.

Research papers

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Evidence

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Capabilities

Where this record came from