Leetcode MCP Server

by jinzcdev• 155•• Scanned•Claim this listing•Request removal
Productivity & Workflowaialgorithmlcleetcodellm

An MCP server enabling automated access to LeetCode's problems, solutions, and public data with optional authentication for user-specific features, supporting leetcode.com & leetcode.cn sites.

Leetcode MCP Server is an open-source mcp server by jinzcdev, written mainly in TypeScript, with 155 GitHub stars and the MIT license. Its code was last updated Oct 18, 2026.

Scan summary: scanned Nov 5, 2026 at commit 05bac95. No capabilities flagged by our checks. Scan policy

Scanned
Full scan at 05bac95 · Nov 5, 2026
Scanned Builds Boots No undeclared egress Reproducible
Static code scanpass
Secrets scanpass
Dependency audit67 known vulnerabilitiesfail
Manifestnonewarn
Buildpass
Boot & handshake9 toolspass
Network egresspass
Reproducible (×3)pass

Findings (23)

  • high
    dependencies issue
    Details are available to the maintainer after claiming this listing.
  • high
    dependencies issue
    Details are available to the maintainer after claiming this listing.
  • medium
    body-parser@2.3.0: 1 known vulnerability
    GHSA-27r3-jxmh-p828
    package-lock.json
  • medium
    brace-expansion@1.1.16: 5 known vulnerabilities
    GHSA-6j4f-fj2g-mc7p, GHSA-mh99-v99m-4gvg, GHSA-q2hr-2g5m-vwhr, GHSA-qhr7-859c-m2p7, GHSA-rgw5-rvv9-x895
    package-lock.json
  • medium
    brace-expansion@2.1.2: 5 known vulnerabilities
    GHSA-6j4f-fj2g-mc7p, GHSA-mh99-v99m-4gvg, GHSA-q2hr-2g5m-vwhr, GHSA-qhr7-859c-m2p7, GHSA-rgw5-rvv9-x895
    package-lock.json
  • medium
    fast-uri@3.1.3: 12 known vulnerabilities
    GHSA-333x-w4r6-6crp, GHSA-5jgf-p345-68v8, GHSA-7p8r-x3mc-p8w7, GHSA-f65p-4m7j-42xc, GHSA-fph4-wmhf-6fwf +7 more
    package-lock.json
  • medium
    ip-address@10.2.0: 8 known vulnerabilities
    GHSA-22jq-vg5j-6vgg, GHSA-2vr4-cq9g-pvrc, GHSA-4xrf-jv44-h6hh, GHSA-h3mg-xc3c-68pw, GHSA-j6r3-76f7-8jcv +3 more
    package-lock.json
  • medium
    js-yaml@4.3.0: 2 known vulnerabilities
    GHSA-2883-xcg3-v3hh, GHSA-5p4m-2wfm-xmqj
    package-lock.json
  • medium
    nanoid@3.3.15: 2 known vulnerabilities
    GHSA-28wg-ghj8-5hjv, GHSA-2v37-7h3g-55p8
    package-lock.json
  • medium
    postcss@8.5.16: 2 known vulnerabilities
    GHSA-fxqj-rqcc-2cmp, GHSA-r28c-9q8g-f849
    package-lock.json
  • medium
    source-map-js@1.2.1: 1 known vulnerability
    GHSA-68fv-2mgg-jv7q
    package-lock.json
  • medium
    vite@6.4.3: 5 known vulnerabilities
    GHSA-587h-7wmj-h5pm, GHSA-698v-4r3x-3vcv, GHSA-9jrq-w75r-8gcw, GHSA-r825-w8mm-5pxw, GHSA-rq7h-c2jc-7f22
    package-lock.json
  • medium
    zod@3.25.34: 1 known vulnerability
    GHSA-mrhx-c7xc-m3w5
    package-lock.json
  • low
    @hono/node-server@1.19.14: 2 known vulnerabilities
    GHSA-frvp-7c67-39w9, GHSA-rmxm-3fg6-px4f
    package-lock.json
  • low
    @humanfs/node@0.16.6: 1 known vulnerability
    GHSA-p498-v437-472g
    package-lock.json
  • low
    @vitest/mocker@3.2.7: 2 known vulnerabilities
    GHSA-82fw-gwwq-j7x9, GHSA-qxg6-89mg-rqv8
    package-lock.json
  • low
    fast-copy@3.0.2: 1 known vulnerability
    GHSA-jggr-w7fw-pc2j
    package-lock.json
  • low
    hono@4.12.29: 9 known vulnerabilities
    GHSA-54fx-42gc-7vw4, GHSA-5r4p-p66f-jhc7, GHSA-79qm-7rj5-m7r9, GHSA-8j4g-w8fx-2239, GHSA-crvj-82cr-hjcx +4 more
    package-lock.json
  • low
    minimatch@9.0.9: 1 known vulnerability
    GHSA-g3hv-75wg-m249
    package-lock.json
  • low
    qs@6.15.3: 3 known vulnerabilities
    GHSA-4mjr-xmp4-gh2g, GHSA-6pq8-jhm2-2vcw, GHSA-x5fp-wj9c-mxmx
    package-lock.json
  • low
    vitest@3.2.7: 1 known vulnerability
    GHSA-82fw-gwwq-j7x9
    package-lock.json
  • low
    package.json has a prepare script
    husky
    package.json
  • low
    No manifest declaring network access and environment variables (agent.json)

Network activity

During install
registry.npmjs.org
While running
No connections

Tools exposed (9)

  • get_daily_challenge

    Retrieves today's Daily Challenge problem with full description (read-only, no auth). Returns problem details for the current date as JSON. Use get_problem when you know a specific titleSlug; use search_problems to discover problems by filters.

  • get_problem

    Retrieves a single LeetCode problem by titleSlug (read-only, no auth). Returns description, examples, constraints, and metadata as JSON. Use search_problems to find problems by keyword/tag/difficulty; use get_daily_challenge for today's featured problem.

  • search_problems

    Searches LeetCode problems by category, tags, difficulty, and keywords (read-only, no auth). Supports pagination via limit/offset. Returns matching problem list as JSON. Use get_problem when you already know the titleSlug; use this to browse or discover problems.

  • get_user_profile

    Retrieves any user's public profile by username (read-only, no auth). Returns ranking, avatar, bio, submission stats, and platform-specific progress. Use this to look up other users or public stats. Use get_user_status (requires auth) instead to verify the current session user's login state—not for

  • get_recent_submissions

    Retrieves a user's recent submission history on LeetCode Global (read-only, no auth). Includes both accepted and failed submissions. Global only—not available on CN. Use get_recent_ac_submissions for accepted-only results, or get_all_submissions (auth, current user) for paginated full history with f

  • get_recent_ac_submissions

    Retrieves a user's recent accepted (AC) submissions (read-only, no auth). Available on both Global and CN. Use get_recent_submissions (Global only) to include failed attempts, or get_all_submissions (auth, current user) for full paginated history.

  • get_user_contest_ranking

    Retrieves a user's contest ranking and participation history (read-only, no auth). Returns overall rating, ranking, and per-contest performance as JSON. Use get_user_profile for general stats and ranking; use this specifically for contest performance data.

  • list_problem_solutions

    Lists community solution articles for a problem (read-only, no auth). Returns metadata only (topicId)—not full content. Use get_problem_solution with the returned topicId to read the full article. Do not call this when you already have a topicId and need the solution text.

  • get_problem_solution

    Retrieves full content of a community solution article (read-only, no auth). Requires topicId from list_problem_solutions. Returns article text, author, and metadata as JSON. Use list_problem_solutions first to discover solutions and obtain topicId.

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