AI21 Jamba 1.5 Large vs Gemma 4 31B IT
Both have similar output pricing, while Gemma 4 31B IT offers a larger context window. Choose AI21 Jamba 1.5 Large or Gemma 4 31B IT based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | AI21 Jamba 1.5 Large | Gemma 4 31B IT |
|---|---|---|
| Provider | GitHub Models | QVAC |
| Input / 1M tokens | $0.00 | $0.00 |
| Output / 1M tokens | $0.00 | $0.00 |
| Context window | 256K | 262K |
| Parameters | 398B | — |
| Open weights | No | Yes |
| Released | Aug 2024 | Apr 2026 |
| LiveBench score | — | 62.4 |
| GPQA Diamond score | — | 75.8 |
| Epoch Capabilities Index score | — | 143 |
FAQ
Is AI21 Jamba 1.5 Large or Gemma 4 31B IT cheaper?
AI21 Jamba 1.5 Large and Gemma 4 31B IT have comparable output pricing.
Which has the larger context window, AI21 Jamba 1.5 Large or Gemma 4 31B IT?
Gemma 4 31B IT has the larger context window (262K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.