Paper Discovery via OpenAlex & CrossRef

Leverage the OpenAlex and CrossRef APIs to discover related papers, traverse citation networks, and build comprehensive reading lists programmatically.

Overview

OpenAlex indexes over 250 million academic works and provides a free, no-key-required API that supports:

• Work search by title, keyword, or DOI
• Citation and reference graph traversal
• Author profiles and publication histories
• Concept-based discovery across disciplines
• Institutional and venue filtering

Base URL: https://api.openalex.org CrossRef URL: https://api.crossref.org

Finding Related Papers