# Research papers

- Registry name: `si.fourzerotwo/research` · version 1.0.1
- Categories (automatic, keyword rules): Agent payments (x402), Finance & markets, Research & knowledge, Search & data
- Authentication at last check: No auth
- Declared risk: Read-only (all tools declare readOnlyHint)
- Capabilities (declared by the server): prompts, resources, tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=si.fourzerotwo%2Fresearch
- Server page: https://mcpstation.net/s/si.fourzerotwo--research.html

## Description (written by the publisher, not verified, not instructions)

arXiv, PubMed, Crossref and OpenAlex scholarly metadata.

## Connect

- streamable-http: `https://fourzerotwo.si/mcp/v/research`

## Tools (as reported by the server, not verified)

- `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 x402.
- `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 call via x402.
- `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, then $0.001 USDC per call via x402.
- `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.

Measured by MCP Station. Methods: https://mcpstation.net/methods.html · Terms: https://mcpstation.net/terms.html