Overview
Fugu is sakana-ai’s multi-agent model-orchestration system launched June 22, 2026. Japanese for pufferfish — reflects swarm intelligence thesis. Single OpenAI-compatible API abstracting dynamic routing to frontier LLM agent pool.
Variants
| Variant | Use Case | Model ID |
|---|---|---|
| Fugu | Low latency, everyday tasks | fugu |
| Fugu Ultra | Complex/cybersecurity, max quality | fugu-ultra-20260615 |
Benchmark Claims (Vendor-Reported)
Benchmark comparisons are Sakana-reported; cross-check before citing as definitive.
- LiveCodeBench: 93.2 vs Fable 5’s 89.8
- GPQA-D: 95.5
- SWE-Bench Pro: 73.7 vs Fable 5’s 80.0 (trails restricted model)
Pricing & Availability
- From 5/$30 per million tokens
- Global except EU/EEA (GDPR alignment pending)
- Console: console.sakana.ai
Context
Launched in response to June 12, 2026 US export controls revoking claude-mythos/Fable 5 global access. Technical report: arXiv 2606.21228.