paper-lookup
Search 10 academic paper databases via REST APIs for research papers, preprints, and scholarly articles. Covers PubMed, PMC (full text), bioRxiv, medRxiv, arXiv, OpenAlex, Crossref, Semantic Scholar, CORE, Unpaywall
Install / Use
npx skills add zLanqing/codex-claude-academic-skills --skill paper-lookupInstalls into whichever agent you are using.
SKILL.md
Installable skill definition
Quality Score
Category
Data & AnalyticsSupported Platforms
Our assessment of paper-lookup
paper-lookup scores 82/100 on our quality scale, 175th of 264 Data & Analytics skills we index.
We have not analysed the SKILL.md file itself yet, so the content part of this score is an estimate until our crawler reaches it.
With 4,259 GitHub stars, it is one of the more widely adopted skills in the catalogue.
Maintenance, license and trust
- The repository was last updated about 5 months ago. That is recent enough to be usable, but agent tooling moves fast, so check the instructions against your agent's current version.
- It is released under the MIT license, a permissive license that allows use, modification and commercial use with attribution.
- Its trust signals score 98/100, with no cautions. These come from repository metadata, not a code audit — read the skill file before letting an agent act on it.
paper-lookup compared with similar skills
All 4 of these similar skills score higher than paper-lookup; compare them before choosing.
| Skill | Score | Stars | Updated | Format |
|---|---|---|---|---|
| paper-lookup (this skill)by zLanqing | 82 | 4.3k | 5mo ago | SKILL.md |
| Agent-Reachby Panniantong | 100 | 85.7k | 12d ago | CLAUDE.md |
| headroomby headroomlabs-ai | 100 | 73.9k | today | CLAUDE.md |
| crawl4aiby unclecode | 100 | 84.4k | 2d ago | MCP Server |
| Scraplingby D4Vinci | 100 | 84.0k | today | MCP Server |
Frequently asked questions
- How do I install paper-lookup?
- Run
npx skills add zLanqing/codex-claude-academic-skills --skill paper-lookup. The install tabs above show the steps for each supported agent. - Which AI agents does paper-lookup work with?
- It is written for Universal, as a SKILL.md file. Other agents that read the same format can often use it too.
- Is paper-lookup safe to use?
- It is MIT-licensed and scores 98/100 on trust signals. Skills are instructions an agent will follow, so read the file before installing it and do not approve commands you do not understand.
- Is paper-lookup still maintained?
- The repository was last updated about 5 months ago. That is recent enough to be usable, but agent tooling moves fast, so check the instructions against your agent's current version.
Related Skills
Agent-Reach
85.7kGive your AI agent eyes to see the entire internet. Read & search Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu — one CLI, zero API fees.
headroom
73.9kCompress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.
crawl4ai
84.4kOpen-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Run it yourself, or use Crawl4AI Cloud with one key.
Scrapling
84.0k🕷️ An adaptive Web Scraping framework that handles everything from a single request to a full-scale crawl! Don't be shy, join here: https://discord.gg/EMgGbDceNQ and follow here for daily tips and tricks: https://x.com/Scrapling_dev
Languages
Trust signals
From repository metadata: license, adoption, age and documentation. Not a code audit — see the Safety scan above for what the skill file itself contains.