paper-lookup

Query scholarly databases and return raw JSON/XML responses with endpoints.

22|4|Updated May 25, 2026

Search Tags:#api #search #retrieval #databases #papers #open-access

Ready to run

npx skills add https://github.com/crazymsn/academic-skills --skill paper-lookup-crazymsn

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: paper-lookup
Source: https://github.com/crazymsn/academic-skills/tree/main/academic-skills/paper-lookup
Command: npx skills add https://github.com/crazymsn/academic-skills --skill paper-lookup-crazymsn

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill enables researchers to locate scholarly literature across multiple databases efficiently, aggregating results and provenance.

Core Features & Use Cases

Cross-database search across PubMed, PMC, arXiv, OpenAlex, Crossref, Semantic Scholar, bioRxiv, medRxiv, CORE, and Unpaywall.
Return raw JSON/XML responses and provide links to DOIs, OA status, and metadata for downstream analysis.
Use Case: A researcher needs literature on CRISPR gene therapy and wants a consolidated view with OA availability.

Quick Start

Ask me to search for papers on CRISPR gene therapy and fetch metadata from multiple sources.

Frequently Asked Questions about paper-lookup

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I search scholarly papers across multiple databases at once?▼

To search scholarly papers across multiple databases, this skill coordinates cross-database queries across PubMed, arXiv, OpenAlex, Crossref, Semantic Scholar, CORE, and Unpaywall. It aggregates results and returns raw JSON/XML responses with the endpoints used.

What is the best way to find open-access status and DOIs for research papers?▼

The best way to find open-access status and DOIs is to query databases like Unpaywall and Crossref. This skill retrieves metadata, checks OA availability, and returns structured raw data with direct links for downstream analysis.

How do I retrieve raw JSON and XML responses from academic search APIs?▼

You can retrieve raw JSON and XML responses by querying the integrated scholarly databases. The skill queries the appropriate endpoints, respects API limits, and presents the results in a structured format that includes the raw data and provenance.

Can I use a single query to search both preprint servers and published literature databases?▼

Yes, you can search both preprint servers and published literature databases with a single query. The skill coordinates cross-database searches across PubMed, arXiv, bioRxiv, medRxiv, PMC, OpenAlex, Crossref, Semantic Scholar, CORE, and Unpaywall simultaneously.

Do I need API keys to search open-access papers across these databases?▼

No external API keys are required to search open-access papers. The skill operates without dependencies, reading database reference files internally and respecting API limits to retrieve scholarly literature and metadata across the ten integrated sources.