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Fugu Ultra v1.1

sakana·sakana/fugu-ultra-v1.1·GA·Closed·fugu series·NEW

Sakana AI's upgraded Fugu Ultra release with stronger coding, agentic task execution, and advanced reasoning through dynamic orchestration of frontier models.

At a glance
Reference price$5.25 / $31.50 per 1M
Cache read $0.525 · NanoGPT
Lowest paid$5.00 / $30.00
EmpirioLabs AI Gateway · 1.1× spread
Context1,000,000
Output limit16,384
Capabilities
ReasoningTool useStructured outputTemperatureAttachments
Modalities
TextImage
Knowledge cutoff
Released / updated2026-07-24 / 2026-07-24

Quality & performance

Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.

Available at 2 providers2 with public prices

ProviderTierInputOutputCache readCache writeContextOutput limitStatus
EmpirioLabs AI
fugu-ultra-v1-1
Gateway$5.00
tiered >272K: $10.00
$30.00$0.501,000,000131,072
NanoGPTGateway$5.25$31.50$0.5251,000,00016,384

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Your usage cost

1EmpirioLabs AI$1,960.00
2NanoGPT$2,058.00
The cheapest paid channel is the only channel.

Benchmark

No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.

Reasoning control

effort = higheffort = xhigheffort = max

Related models

Price historyone sample accumulated per data sync

Input listOutput listMin blended
$31.50$02026-08-052026-08-172026-08-05 · Input list $5.252026-08-06 · Input list $5.252026-08-07 · Input list $5.252026-08-08 · Input list $5.252026-08-09 · Input list $5.252026-08-10 · Input list $5.252026-08-11 · Input list $5.252026-08-12 · Input list $5.252026-08-13 · Input list $5.252026-08-17 · Input list $5.252026-08-05 · Output list $31.502026-08-06 · Output list $31.502026-08-07 · Output list $31.502026-08-08 · Output list $31.502026-08-09 · Output list $31.502026-08-10 · Output list $31.502026-08-11 · Output list $31.502026-08-12 · Output list $31.502026-08-13 · Output list $31.502026-08-17 · Output list $31.502026-08-05 · Min blended $11.812026-08-06 · Min blended $11.812026-08-07 · Min blended $11.812026-08-08 · Min blended $11.812026-08-09 · Min blended $11.812026-08-10 · Min blended $11.812026-08-11 · Min blended $11.812026-08-12 · Min blended $11.812026-08-13 · Min blended $11.812026-08-17 · Min blended $11.25