Fugu Ultra v2

Name: Fugu Ultra v2
Price: 5 USD
Author: Sakana Ai

Sakana Ai JP

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Context window1000K tokens

Input / 1M tokens$5

Output / 1M tokens$30

Version History

v2majorSeptember 11, 2026

Fugu Ultra v2 is Sakana AI's higher-performance orchestration system, routing tasks across a fixed pool of open models with a 1M-token context window. It adds configurable reasoning effort levels, multimodal input, and built-in web search, priced at $5/$30 per 1M input/output tokens.

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46.0 tokens_per_sec

Speed (tok/s)

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model releaseSakana Ai

Sakana AI Launches Fugu Ultra v2, a Multi-Agent Orchestrator With 1M-Token Context

Sakana AI has released Fugu Ultra v2, described as a learned multi-agent orchestration system rather than a single monolithic model. It offers a 1M-token context window, configurable reasoning effort, and pricing of $5 per 1M input tokens and $30 per 1M output tokens.

September 11, 2026 · 6:05 AM2 min read

Sakana AI Fugu Ultra v2 multi-agent systems