AI21 Jamba Reasoning 3B is an open-source language model by ai21labs. Features: 3b LLM, VRAM: 6.4GB, Context: 256K, License: apache-2.0.
Model Card on HF 🤗: https://huggingface.co/ai21labs/AI21-Jamba-Reasoning-3B
AI21 Jamba Reasoning 3B Parameters and Internals
| LLM Name | AI21 Jamba Reasoning 3B |
| Repository 🤗 | https://huggingface.co/ai21labs/AI21-Jamba-Reasoning-3B |
| Model Size | 3b |
| Required VRAM | 6.4 GB |
| Updated | 2026-03-27 |
| Maintainer | ai21labs |
| Model Type | jamba |
| Model Files | |
| Model Architecture | JambaForCausalLM |
| License | apache-2.0 |
| Context Length | 262144 |
| Model Max Length | 262144 |
| Transformers Version | 4.56.1 |
| Tokenizer Class | LlamaTokenizerFast |
| Padding Token | <|pad|> |
| Vocabulary Size | 65536 |
Rank the AI21 Jamba Reasoning 3B Capabilities
🆘 Have you tried this model? Rate its performance. This feedback would greatly assist ML community in identifying the most suitable model for their needs. Your contribution really does make a difference! 🌟
What open-source LLMs or SLMs are you in search of? 51648 in total.
Original data from HuggingFace, OpenCompass and various public git repos.
Check out Ag3ntum — our secure, self-hosted AI agent for server management.
Release v20260327b