Pending benchmarksTracking since Oct 20, 2026
Is BioEmu-2 state of the art?Pending benchmarks.Announced Oct 20, 2026; no independent results yet.
Microsoft Research AI for Science's foundation model for biomolecular structure, dynamics and function, in public preview. It generates ensembles of all-atom 3D structures, including multi-chain complexes, ligands and nucleic acids. Open weights under MIT. Not an LLM.
Announced facts
The details so far
- Lab
- Microsoft
- Announced
- Oct 20, 2026
- API
- Not yet
- Open weights
- Published
- Parameters
- ~500M
- Developer
- Microsoft Research AI for Science
- Status
- Public preview (researcher's post)
- Architecture
- Diffusion-based all-atom score model (model card)
- Inputs
- Biomolecular sequence(s), with optional MSA, contact and method conditioning
- Weights license
- MIT (Hugging Face card and GitHub repo)
- Intended use
- Research; the card says it is not validated for clinical or patient decisions
- API
- Not mentioned
Tags marked unsure are not stated on the lab's own pages.
Next steps
What would let us call it
Verdicts use only independent boards we already track. Two consecutive snapshots are required before any crown.
- Publicly announced with a source
- Usable by the public (API or weights)
- Listed on an independent board we track
- Enough results for a rank in a category
- Holds across two snapshots (crowns only)
Receipts
Sources
PRESSAnnouncement on X by Frank Noé (Microsoft Research), a researcher's postx.com/FrankNoeBerlin/status/2112472173336240499 · Oct 20, 2026REPOBioEmu-2 on Hugging Facehuggingface.co/microsoft/bioemu2 · Oct 19, 2026REPOBioEmu-2 code on GitHubgithub.com/microsoft/bioemu2 · Oct 20, 2026Tracking continues until an independent board lists it.