AI21 Labs
Company
AI Labs & Software
Israeli lab known for the Jamba hybrid Mamba-transformer models.
You're looking at a company record: what this company does in the AI stack, and every chip, technology, facility and company it's linked to below.
AI21's Jamba line hybridizes state-space (Mamba) layers with transformer attention for long-context efficiency — the most prominent production bet that the pure transformer is not the endpoint.
How this connects to the rest of the stack
This record's links at a glance — click a group to jump to it.
Develops
Competes with
Related
Sources
Record reviewed as of 2026-01-15 — see Methodology.