---
name: Fugu Ultra
slug: fugu-ultra
type: Multimodal
providers:
  - llmgateway
  - openrouter
description: 'Quality-first multi-agent model for hard research, analysis, and competitions'
tags:
  - reasoning
  - multimodal
  - tool-use
is_open_source: false
context_window: 1000000
max_output: 1000000
pricing:
  - image: 0
    input: 5
    output: 30
    provider: llmgateway
  - image: 0
    input: 5
    output: 30
    provider: openrouter
release_date: '2026-06-22'
openrouter_id: sakana/fugu-ultra
capabilities:
  audio: false
  vision: true
  tool_use: true
  citations: false
  reasoning: true
---
Fugu Ultra is a Multimodal model.
Quality-first multi-agent model for hard research, analysis, and competitions