ResearchRabbit
Free forever literature discovery with up to 50 seed articles.
AI Research
What you get
Unlimited searches across 310+ million articles, an unlimited library and collections you can share, and up to 50 seed articles to map related papers and authors.
How to get it
Click "Sign Up" under Free on researchrabbit.ai/pricing.
What it requires
Not stated on the pricing page.
The catch
Capped at 50 seed articles with core search settings; 300 seed articles, multiple projects and advanced search controls are on ResearchRabbit+ ($10 a month billed annually).
From the official page · checked Oct 26, 2026