Ai2 open-sources AstaBrief 8B, a scientific report generation model
What happened
On 2 October 2026, Ai2 published and open-sourced the scientific report generation model AstaBrief 8B on the Hugging Face blog. The model turns research questions and retrieved literature snippets into reports with citations. It is based on Qwen3-8B and trained with SFT and DPO, with weights and training data released alongside. The model and related resources are now public.
Written by AI from the reports · updated 14 d ago
Timeline
Follow the reports to see the event from each side.
- Hugging Face BlogSelectedOpen-sourcing AstaBrief, the fast report-generation model in Asta
We built AstaBrief 8B, a model that turns a research question and retrieved literature excerpts into a cited report. AstaBrief is available in Asta's Generate a report feature today as Fast mode alongside Claude-powered Thinking mode, and we're also open-sourcing it and the training data so other