Traictory tracks 2 models from AI21 Labs. The earliest entry is Jamba 1.5 Large from August 2024; the most recent is Jamba 1.5 Mini, released in August 2024.
The strongest AI21 Labs model in our data is Jamba 1.5 Large, with an average benchmark score of 65.5% across 8 published results, including 36.9% on GPQA and 81.2% on MMLU. Across the 2 AI21 Labs models with benchmark data the average is 60.8%.
2 of the models are available through an API, with input pricing from $0.20 to $2 per million tokens; Jamba 1.5 Mini is the cheapest. The largest context window is 256K tokens on Jamba 1.5 Mini. AI21 Labs publishes downloadable weights for every model listed here.
AI21 Labs Models
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AI21 Labs model catalog updated in 2026. See model comparisons and best models for coding.