Fugu Ultra v2

Sakana · released 11 Sept 2026

Input$5per 1M tokens

Output$30per 1M tokens

Context1,000Ktokens

WeightsClosed

context on a 1K–2M scale

About

Fugu Ultra v2 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...

Details

Lab: Sakanaopenrouter.ai · 3 Oct 2026
Context: 1,000Kopenrouter.ai · 3 Oct 2026
Input price: $5 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $30 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 128,000 tokensopenrouter.ai · 3 Oct 2026
Inputs: text, image, fileopenrouter.ai · 3 Oct 2026
Open weights: Noopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/sakana/fugu-ultra-v2· checked 3 Oct 2026