Duolingo MCP server
Keyless MCP server for Duolingo profiles: languages, XP, streaks, achievements.
A89/100grade A
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If you have run it, two minutes of your experience saves the next person an afternoon.
Duolingo tools (1)
write = sends, deletes, buys or postsRead from the package source without running it. The installed server may list more.
get_profileA public Duolingo profile: streak, XP, courses, achievements.
Public scan report
scanner v0.1.9 · 2026-09-22 · 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.RubricAppeal a findingJSON
Install directly
Runs npx -y duolingo-mcp on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add duolingo-mcp -- npx -y duolingo-mcp
Duolingo: common questions
- Is Duolingo MCP server safe?
- Yes, by our scan: it is graded A (89/100). Read the Duolingo safety report
- How do I install Duolingo?
- It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
- Does Duolingo need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Duolingo maintained?
- The last commit was in the last day (2026-09-22). The latest release is v1.0.0.