AI21 Jamba Mini 1.5 vs Kai 30B Instruct
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| AI21 Jamba Mini 1.5 | Kai 30B Instruct | |
|---|---|---|
| Parameters | 51.6B | 32.8B |
| Context | — | 33K |
| Architecture | — | Qwen2ForCausalLM |
| License | Other | Apache 2.0 |
| Downloads | 10.0K | 490 |
| Released | Feb 2026 | Mar 2026 |
VRAM by Quantization: AI21 Jamba Mini 1.5 vs Kai 30B Instruct
| Quantization | Bits | AI21 Jamba Mini 1.5 VRAM | Kai 30B Instruct VRAM |
|---|---|---|---|
| BF16 | 16.00 | 113.5 GB | 66.4 GB |
Verdict
Kai 30B Instruct needs less VRAM at BF16 (66.4 GB vs 113.5 GB), so it fits on smaller GPUs. AI21 Jamba Mini 1.5 is the more widely downloaded of the two.
Frequently Asked Questions
- Which needs less VRAM, AI21 Jamba Mini 1.5 or Kai 30B Instruct?
At BF16, AI21 Jamba Mini 1.5 needs 113.5 GB and Kai 30B Instruct needs 66.4 GB, so Kai 30B Instruct is the lighter option to run locally.
- What is the difference between AI21 Jamba Mini 1.5 and Kai 30B Instruct?
AI21 Jamba Mini 1.5 is a 51.6B model from AI21 Labs, while Kai 30B Instruct is a 32.8B model from NoesisLab. Compare their VRAM requirements above to see which fits your GPU or Mac.