leetcode-problem-fetcher — independently scanned and version-tracked by SaferSkills.
SaferSkills independently audited leetcode-problem-fetcher (Agent Skill) and scored it 100/100 (green). The audit ran 55 deterministic rules across Security, Supply Chain, Maintenance, Transparency, and Community; it found 0 high-severity and 0 lower-severity findings. The full rule-by-rule trace and per-finding evidence are below. Free, methodology-open.
Findings & checks · 0 flagged
Every scanned point with the score it earned and what moved between them.
First recorded scan — no prior version to compare against.
The primary manifest — the file an agent reads to learn what this artifact does.
A specialized skill for fetching and parsing LeetCode problems with complete metadata, suitable for competitive programming practice, interview preparation, and algorithm learning workflows.
Extract comprehensive problem data from LeetCode including:
# Install LeetCode MCP Server by jinzcdev
claude mcp add-json "leetcode" '{"type":"stdio","command":"npx","args":["-y","@jinzcdev/leetcode-mcp-server","--site","global"]}'Available MCP Tools:
get_daily_challenge - Fetch daily LeetCode challengeget_problem - Retrieve problem by titleSlugsearch_problems - Filter by category, tags, difficulty, keywordsget_user_profile - Access user dataget_user_contest_ranking - Track contest performance// GraphQL endpoint for LeetCode
const LEETCODE_GRAPHQL = 'https://leetcode.com/graphql';
// Query for problem details
const problemQuery = `
query getProblem($titleSlug: String!) {
question(titleSlug: $titleSlug) {
questionId
title
titleSlug
content
difficulty
topicTags { name slug }
hints
sampleTestCase
codeSnippets { lang code }
stats
}
}
`;Competitive Companion - Parses problems from LeetCode and 115+ other online judges:
# Using MCP Server
leetcode get_problem --titleSlug "two-sum"
# Output includes:
# - Problem title and description
# - Difficulty and acceptance rate
# - Topic tags
# - Examples and constraints
# - Code templates# Search by difficulty and tags
leetcode search_problems --difficulty MEDIUM --tags "dynamic-programming,array"
# Search by keyword
leetcode search_problems --keyword "substring"# Fetch today's daily challenge
leetcode get_daily_challenge{
"problem": {
"id": "string",
"title": "string",
"titleSlug": "string",
"difficulty": "Easy|Medium|Hard",
"acceptanceRate": "number",
"description": "string (markdown)",
"constraints": ["string"],
"examples": [
{
"input": "string",
"output": "string",
"explanation": "string"
}
],
"hints": ["string"],
"topicTags": ["string"],
"similarQuestions": ["string"],
"codeTemplates": {
"python3": "string",
"cpp": "string",
"java": "string"
}
},
"metadata": {
"fetchedAt": "ISO8601 timestamp",
"source": "leetcode.com|leetcode.cn"
}
}This skill enhances the following processes:
leetcode-problem-solving - Core problem-solving workflowpattern-recognition - Identifying algorithmic patternsfaang-interview-prep - FAANG interview preparation| Error | Cause | Resolution |
|---|---|---|
PROBLEM_NOT_FOUND | Invalid titleSlug | Verify problem URL or slug |
RATE_LIMITED | Too many requests | Implement exponential backoff |
AUTH_REQUIRED | Premium problem | Use alternative or authenticate |
NETWORK_ERROR | Connection failed | Check network, retry with backoff |
~30 seconds. Free. No account. Every finding cites a rule and a line of evidence.