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Jamba 1.5-Large

AI21 LabsLanguage modeling/generationChatTranslationQuestion answeringOpen weights

Jamba 1.5-Large is a language modeling/generation model from AI21 Labs released in 2024 with 398000000000.0 parameters.

About Jamba 1.5-Large

We present Jamba-1.5, new instruction-tuned large language models based on our Jamba architecture. Jamba is a hybrid Transformer-Mamba mixture of experts architecture, providing high throughput and low memory usage across context lengths, while retai

LLM pricing & performance

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Jamba 1.5-Large is available via API — live cost, context, and benchmark data:

Input / 1M
Output / 1M
Context
Tokens/sec
LMArena (Chatbot Arena) Elo: 1237.1

Details

Provider
AI21 Labs
Task
Language modeling/generation,Chat,Translation,Question answering
Parameters
398000000000.0
Released
2024-08-22
Open weights
Yes
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