A strong long-tail researcher page because his public profile explicitly points to factual knowledge and grounding, which are much more useful signals than another generic AI21/Jamba placeholder.
Researcher Profile
Editor reviewedAlan Arazi
Hybrid Transformer–Mamba language models (Jamba)
Algorithm Developer at AI21 Labs
A valuable page in this cluster because his public role description is unusually specific: post-training, steerability, and AI-generated evaluation data are exactly the kinds of practical problems strong researcher pages should make discoverable.
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About This Page
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Last reviewed
March 18, 2026
Official And External Links
Known For
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01
Post-training of large language models
02
Steerability and controllability work
03
Evaluation and data generation at AI21 Labs
04
Hybrid Transformer–Mamba language models (Jamba)
05
Jamba: A Hybrid Transformer-Mamba Language Model
06
Jamba-1.5: Hybrid Transformer-Mamba Models at Scale
Start Here
Canonical papers, project pages, or repositories that anchor this profile.
Signature Works
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Supporting Sources
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Related Researchers
People worth exploring next because they share topics, labs, or source material with this profile.
Useful because it turns one of the anonymous-looking Jamba authors into an actual person page, which makes the hybrid-model line easier to understand than treating it as a single monolithic team output.
Worth surfacing because he sits inside the original Jamba author group, which helps make the AI21 hybrid-model story legible at the contributor level instead of only at the company level.
One of the better pages in this cluster because it connects AI21 alignment work to concrete retrieval and grounding research rather than leaving "alignment" as a vague label.
A useful long-tail page because it exposes another named contributor to AI21’s hybrid architecture work rather than leaving the profile buried inside a shared cohort summary.
Helpful because it adds contributor-level detail to the original Jamba release, which is exactly the kind of context these long-tail pages need to be useful rather than decorative.