Sakana: Fugu Ultra
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...
Everything else
| Max output | 128K |
|---|---|
| Input / 1M | $5 |
| Output / 1M | $30 |
| Cache read / 1M | $0.5 |
| Cache write / 1M | — |
| 1M in + 1M out | $35 |
| Takes | text, image |
| Returns | text |
| Tools | yes |
| Reasoning | always on · max, xhigh, high |
| Open weights | no |
| Released | 2026-06-24 |
| Knowledge cutoff | — |
| Retires | — |
| Catalog id | sakana/fugu-ultra |
Using it
In 00, this model is picked per agent — and per tier, so the model that answers your customers need not be the one that writes your code. Get 00.