What is PaperQA2?
PaperQA2 is listed under Academic Research, in the Research & Learning category on Flocci AI Tools. RAG over PDFs with in-text citations grounded in passages. It is free, with no paid plan attached, and it lives at github.com.
What PaperQA2 does
- RAG over PDFs with in-text citations grounded in passages
- Agentic search that iteratively refines evidence
- Integrates academic metadata for citation tracking
- Apache 2.0; calendar-versioned release Dec 2025
PaperQA2 — straight answers
Is PaperQA2 free?
PaperQA2 is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 399 entries on Flocci AI Tools with no upgrade path built in.
What can PaperQA2 do?
PaperQA2 does 4 things the catalog singles out: Rag over pdfs with in-text citations grounded in passages; agentic search that iteratively refines evidence; integrates academic metadata for citation tracking; apache 2.0; calendar-versioned release dec 2025.
What is the best free alternative to PaperQA2?
Ai2 Paper Finder (Asta) is the closest free alternative: it sits in the same Academic Research sub-category and is free. alphaXiv, ResearchRabbit and Semantic Scholar also start free. The full list is on the alternatives page.
See the full list →PaperQA2 alternatives
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