GPT-5 Pro vs Jamba 1.6 Large
OpenAI vs AI21 Labs — benchmarks, pricing, and capabilities side by side.
- •GPT-5 Pro has the higher intelligence index (88.4 vs 42.6)
- •Jamba 1.6 Large is cheaper ($2.00 vs $15.00 per 1M input)
| GPT-5 Pro | Jamba 1.6 Large | |
|---|---|---|
| Intelligence index | 88.4 | 42.6 |
| Developer | OpenAI | AI21 Labs |
| Type | LLM | LLM |
| Access | API only | — |
| Context window | 400,000 tokens | — |
| Input price | $15.00 / 1M | $2.00 / 1M |
| Output price | $120.00 / 1M | $8.00 / 1M |
| Speed | — | 52 tok/s |
| Released | October 6, 2025 | March 6, 2025 |
| Parameters | — | — |
| Input modalities | Text, Image | — |
| Output modalities | Text | — |
Shared benchmarks
GPT-5 Pro
Jamba 1.6 Large
GPQA Diamond
88.4
38.7
Humanity’s Last Exam
42
4