Skip to the content
Agent Tools

Paper Finder

Find research papers and abstracts, with a free full-text link when one exists.

Price
Free
API key
None
Limit
60 calls a minute
Tools
3
Ask your assistant
Find recent open-access papers on RAG evaluation.

What it does

  • Searches Europe PMC and Crossref together for papers on a topic, with an optional start year and an open-access filter
  • Searches arXiv preprints by topic, with optional category, start year and newest-first order
  • Returns authors, year, venue, DOI, citation count and the index each paper came from
  • Shows a free full-text link only when the index confirms one, with its license when stated
  • Gets one paper's abstract by DOI, PubMed id or arXiv id
  • Names the sources and the date they were read in every answer

Tools

  • search_papersSearch papers
  • search_arxivSearch arXiv
  • get_paperGet a paper

Connect

https://papers.openkrill.app/mcp

Claude Code:

claude mcp add --transport http papers https://papers.openkrill.app/mcp

Hermes Agent:

printf 'n\ny\n' | hermes mcp add papers --url https://papers.openkrill.app/mcp

Go further

Full text for agents: papers.md, llms.txt. Version 1.0.1, 2026-10-18.