Sakana AI Ships Fugu-Ultra v1.1
Company upgrades its agent system by dynamically routing frontier models.
Entities: Fugu-Ultra v1.1, hardmaru
Sakana AI, the Tokyo-based firm, announced the release of Fugu-Ultra v1.1. The update is described as an agent system that dynamically orchestrates the latest frontier models. Retweets from the company account and investors highlight gains of up to 7.9 points on multiple benchmarks, including ProgramBenc, and note higher personal reliability than alternatives such as Fable 5 or GPT-5.6 Sol. The launch is presented as a completed internal ship with no further rollout details supplied in the packet.
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最近はコード監査をFuguに任せてるけど個人的にFable 5やGPT-5.6 Solより信頼度高い
Announcing Fugu-Ultra v1.1 🐡 We’ve been thrilled by the reception to the Fugu model family. Thanks to everyone who tried it, shared feedback, and trusted Fugu with real work. Today, we’re releasing Fugu-Ultra v1.1 → https://sakana.ai/fugu Upgraded to incorporate the latest frontier models, resulting in stronger performance across every benchmark shown, including gains of up to 7.9 points over v1.0, with particularly strong results on ProgramBench and Terminal Bench 2.1. Fugu-Ultra v1.1 is more capable across coding, agentic tasks, and advanced reasoning, and available at the same price as Fugu-Ultra v1.0 The frontier keeps moving, and Fugu keeps getting better.
Our team just shipped Fugu-Ultra v1.1! 🐡 By dynamically orchestrating the latest frontier models, we pushed performance up by 7.9 points. We are now beating Fable 5 in complex coding and reasoning tasks without even having Fable 5 in our agent pool. Collective intelligence is the future.
Announcing Fugu-Ultra v1.1 🐡 We’ve been thrilled by the reception to the Fugu model family. Thanks to everyone who tried it, shared feedback, and trusted Fugu with real work. Today, we’re releasing Fugu-Ultra v1.1 → https://sakana.ai/fugu Upgraded to incorporate the latest frontier models, resulting in stronger performance across every benchmark shown, including gains of up to 7.9 points over v1.0, with particularly strong results on ProgramBench and Terminal Bench 2.1. Fugu-Ultra v1.1 is more capable across coding, agentic tasks, and advanced reasoning, and available at the same price as Fugu-Ultra v1.0 The frontier keeps moving, and Fugu keeps getting better.