All models
Text

Jamba 1.5

by AI21 Labs · Released 2024

SSM + Transformer hybrid

Parameters
398B (hybrid)
Context
256K
Modality
Text
Released
2024

Related text models

OpenAI
GPT-4.1
Coding, long-context
Anthropic
Claude 4 Sonnet
Balanced coding + chat
Meta
Llama 4
Open-weights frontier
DeepSeek
DeepSeek V3
Efficient open frontier

AI Knowledge Graph — Related

Auto-connected across companies, models, research, courses, podcasts, funding, jobs, benchmarks and more.

company
AI21 Labs
Frontier Lab · Tel Aviv, Israel
Jamba hybrid SSM models