Reactome MCP server

by mrfentmen·io.github.mrfentmen/reactome-mcp·v1.0.0

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Keyless MCP server for Reactome: search biological pathways, get pathway details, species,...

A89/100grade A

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Safety scan

A89/100

full report

Adoption

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If you have run it, two minutes of your experience saves the next person an afternoon.

Reactome tools (2)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

get_pathway
Get a Reactome pathway by stable id: summary, species, compartments, literature, diagram link.
search_pathways
Search Reactome for biological pathways, reactions, and molecules by keyword.

Public scan report

scanner v0.1.10 · 2026-11-01 · same rubric, same numbers if you re-run it

no findings

Code scan7 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancelast push 0 days ago15/15
Maintainer identityregistry namespace matches repository owner6/10

Overall 89/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

How Reactome compares

Against every graded Web search MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 89/100; higher than 85% of 3,470 Web search servers
Tools: 2; the typical Web search server has 5
Tools that change things: 0%; typical: 0%. Fewer write tools means less an agent can break

What its tools let an agent do: 2 read

Install Reactome in Claude Code, Cursor or VS Code

Runs npx -y reactome-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add reactome-mcp -- npx -y reactome-mcp

Add to Cursor

What the publisher says

From the Reactome repository's README, as published. We do not edit it. Read it on GitHub

Awesome MCPs

A monorepo of MCP servers from the mrfentmen account and local workspace.

728 MCP servers in servers/

Browser extensions are maintained separately in private repositories and are intentionally not included here.

MCP servers

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Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

Reactome: common questions

Is Reactome MCP server safe?: Yes, by our scan: it is graded A (89/100). Read the Reactome safety report
How do I install Reactome?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Reactome need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Reactome maintained?: The last commit was 3 days ago (2026-11-01). The latest release is v1.0.0.
What can I use instead of Reactome?: Servers from other publishers that do the same job: HasData Yelp MCP server.
How does Reactome compare with other Web search MCP servers?: safety score 89/100 (higher than 85% of 3,470 Web search servers); tools 2 (the typical Web search server has 5); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.

Alternatives to Reactome

Same job from other publishers: the closest match first, then the best rated.

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