Fugu Ultra

Fugu Ultra, developed by Sakana AI, is a pioneering multi-agent AI orchestration model designed as a performance-focused version of the Sakana Fugu system. It functions as a learned orchestrator that intelligently coordinates multiple frontier AI agents through a single, streamlined OpenAI-compatible API. Unlike monolithic models, Fugu Ultra excels at handling complex, multi-step tasks where the highest possible answer quality is paramount, even at the cost of slightly higher latency. Its core innovation lies in its ability to analyze a user's request, decompose it into specialized sub-tasks, route these to the most suitable expert agents (e.g., for coding, reasoning, or verification), and then verify and synthesize their outputs into a cohesive, high-quality final response. This positions it as a premium solution for demanding applications in research, security auditing, legal analysis, and other domains requiring sophisticated reasoning and synthesis, effectively creating a new scaling path for AI capabilities through intelligent coordination rather than simply increasing model size.