Fugu Ultra

Name: Fugu Ultra
Author: Sakana AI

Quality-first multi-agent model for hard research, analysis, and competitions

Live

Open / InstallLast updated August 5, 2026

Description

Quality-first multi-agent model for hard research, analysis, and competitions. Supports a context window of 1,000,000 tokens. Supports extended reasoning. Supports tool calling. Input priced at $5 per million tokens. Weights are not publicly released; access is via the provider API.

Author

Sakana AI

Platform

api

Pricing model

paid

Capabilities

Text generation
1,000,000 token context
Extended reasoning
Tool calling
File attachments
Image input

Benchmarks

No benchmark results have been added yet.