Fugu Ultra
Sakana AI · Proprietary · Released Jun 24, 2026 · sakana/fugu-ultra
Best $5.00 in / $30.00 out via Sakana AI
1M contextVisionToolsReasoningStructured outputPrompt caching
Available from 1 providerUSD / MTOK · PRICES 23 MINUTES AGO · SPEED 6 DAYS AGO
EST. MONTHLY COSTclick a row for detail · click headers to sort
| PROVIDER | INPUT | OUTPUT | CACHE | CONTEXT | QUANT | TTFT | TPS | UPTIME |
|---|---|---|---|---|---|---|---|---|
 Sakana AI1ST PARTY | $5.00 | $30.00 | $0.50 | 1M | — | ✕ | ✕ | 100.0% |
TTFT/TPS: median (P50) over trailing 504h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · ✕ = probed, endpoint returned no measurable stream · methodology v1.1 · measured 6 days ago
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Pricing variants · USD / MTok in / out
STANDARD
$5.00 / $30.00
per MTok in / out
CACHE READ $0.50WEB SEARCH $0.01 / search
About
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...
Specifications
Context window1,000,000
Max output128,000
Modalities intext, image
Modalities outtext
LicenseProprietary
ReleasedJun 24, 2026
TokenizerOther
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[](https://modelindex.ai/models/sakana/fugu-ultra)Sources
OpenRouter API23 minutes ago
AGGREGATORModelIndex benchmarks6 days ago
MEASUREDVerified 23 minutes ago · list prices, not negotiated rates.