Open-source releaseCritical global significanceConfirmed confidence
AI21 Labs releases Jamba
AI21 Labs releases a hybrid model combining Mamba and Transformer architectures.
What happened
Event details
AI21 Labs released Jamba on March 28, 2024. The model has 52B parameters, is open source and is classified as a Mamba-Transformer hybrid architecture; the Introducing Jamba announcement is the primary source.
Assessment
Why it matters
An open-source model release with a documented model, parameter scale or access condition.
99/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.
Availability
Access notes
Publicly available as an open-source model.