Jamba Large 1.7 is the latest model in the Jamba open family, offering improvements in grounding, instruction-following, and overall efficiency. Built on a hybrid SSM-Transformer architecture with a 256K context...
Model details →AI21: Jamba Large 1.7 vs Sakana: Fugu Ultra
Sakana: Fugu Ultra wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
Fugu Ultra is the higher-performance model in Sakana AI's Fugu family. Rather than a single monolithic model, Fugu is a learned multi-agent orchestration system: a language model trained to route...
Model details →Side-by-side comparison
| Capability | AI21: Jamba Large 1.7 | Sakana: Fugu Ultra | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 256K | 1M | 🏆 Sakana: Fugu Ultra |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $2.00 | $5.00 | 🏆 AI21: Jamba Large 1.7 |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $8.00 | $30.00 | 🏆 AI21: Jamba Large 1.7 |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | Yes | 🏆 Sakana: Fugu Ultra |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | Yes | 🏆 Sakana: Fugu Ultra |
Frequently asked questions
Is AI21: Jamba Large 1.7 better than Sakana: Fugu Ultra?
Sakana: Fugu Ultra wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AI21: Jamba Large 1.7 and Sakana: Fugu Ultra?
Input: $2.00 vs $5.00 per 1M tokens. Output: $8.00 vs $30.00 per 1M tokens.
What context windows do AI21: Jamba Large 1.7 and Sakana: Fugu Ultra support?
AI21: Jamba Large 1.7 supports up to 256K tokens. Sakana: Fugu Ultra supports up to 1M tokens.
Do both AI21: Jamba Large 1.7 and Sakana: Fugu Ultra support tool calling?
AI21: Jamba Large 1.7: yes. Sakana: Fugu Ultra: yes.