Using Fugu Ultra on Sakana AI

Implementation guide · Fugu · Sakana AI

Serverless

Quick Start

1
Create an account at Sakana AI and generate an API key.
2
Use the Sakana AI SDK or REST API to call fugu-ultra-20260615 — see the documentation for request format.
3
You'll be billed $5.00/1M input, $30.00/1M output tokens. See full pricing.

API Portal Documentation Pricing Model Card

Code Examples

See Sakana AI documentation for integration details.

About Sakana AI

Sakana AI's own API platform for their Fugu multi-agent orchestration models. OpenAI-SDK compatible. Base URL: https://api.sakana.ai/v1. Console: https://console.sakana.ai. Not available in EU/EEA.

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Pricing on Sakana AI

Type	Price (per 1M)
Input tokens	$5.00
Output tokens	$30.00

Capabilities

VisionMultimodalReasoningFunction CallingTool UseStructured Outputs

About Fugu Ultra

Fugu Ultra is Sakana AI's quality-optimized multi-agent orchestration model. Achieves SWE-Bench Pro 73.7, LiveCodeBench 93.2, GPQA-D 95.5. Supports extended context beyond 272K tokens at higher pricing. Versioned API ID: fugu-ultra-20260615. Supports text and image input, reasoning effort levels (high, xhigh/max), structured outputs, and function calling via OpenAI-compatible API (base_url: https://api.sakana.ai/v1). Not available in EU/EEA.

Full model details →

Model Specs

Released2026-06-22

Context1m

ArchitectureComposition of Experts