MCP server

Paper Finder

app.openkrill/papers

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Find research papers and arXiv preprints, and get an abstract and free full text from a DOI or id.

Website Source

At a glance

Type

MCP server

Publisher

openkrill.app (verified by the MCP Registry)

Status

Working at last check

Tools

6

Token cost

About 1,804 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

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

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.papers]
url = "https://papers.openkrill.app/mcp"

Gemini CLI

{"mcpServers":{"papers":{"httpUrl":"https://papers.openkrill.app/mcp"}}}

Cursor

{"mcpServers":{"papers":{"url":"https://papers.openkrill.app/mcp"}}}

VS Code

{"servers":{"papers":{"type":"http","url":"https://papers.openkrill.app/mcp"}}}

Antigravity

agy mcp add papers https://papers.openkrill.app/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"papers","server_url":"https://papers.openkrill.app/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"papers","server_url":"https://papers.openkrill.app/mcp"}

Tools

• get_paper ~288 tokens
  Use this when the user gives a DOI, PubMed id or arXiv id and wants the paper's abstract or a free full-text link, such as "get the abstract for DOI 10.1038/s41586-021-03819-2". Pass exactly one of doi, pmid or arxiv_id. Returns the title, authors, year, venue, the start of the abstract, the free fu
• search_arxiv ~344 tokens
  Use this when the user wants preprints from arXiv, such as "search arXiv for speculative decoding" or "newest cs.CL papers on tokenization". Pass topic words, and optionally an arXiv category such as cs.CL, from_year, sort (relevance or newest) and a limit of up to 10. Returns each preprint's title,
• search_papers ~371 tokens
  Use this when the user wants papers on a topic, such as "find recent open-access papers on retrieval-augmented generation evaluation" or "systematic reviews on intermittent fasting". Pass topic words, and optionally from_year, open_access_only and a limit of up to 10. Asks Europe PMC and Crossref to

Browse

• PDF tools
• Research papers

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