Delighted to collaborate with @OpenRouter Products like OpenRouter Fusion and Sakana Fugu have sparked a serious conversation about dependency and resilience in AI. I believe this is only the beginning of a major architectural change to come in the development of
@hardmaru
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Thanking Deepak for visionary self-assembling multi-agent LLM systems
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Thanks a lot, Deepak!!
— hardmaru (@hardmaru) 23 juin 2026
One day, we'll have self-assembling multi-agent LLM systems like your work:https://t.co/qhi40ctLaaThanks a lot, Deepak!! One day, we'll have self-assembling multi-agent LLM systems like your work:
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Sakana Fugu Technical Report and Release Notes
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Sakana Fugu Technical Report https://
github.com/SakanaAI/fugu/
blob/main/Fugu_technical_report.pdf
… Release Notes: https://
sakana.ai/fugu-release/ -
Comparison of AI Models on a Blindfolded Chess Task
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We tried this One-Shot Blindfold Chess task, between Opus, GPT, Gemini Pro, 2100-Elo Stockfish engine, and Sakana Fugu Ultra:https://t.co/e0k5w3j2fE
— hardmaru (@hardmaru) 22 juin 2026We tried this blindfolded chess task in one move, between Opus, GPT, Gemini Pro, the Stockfish 2100-Elo engine, and Sakana Fugu Ultra.
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Human collective intelligence as a model for future AI systems
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Human intelligence is fundamentally a collective intelligence. We solve complex problems by participating in a vast cultural network that builds upon ideas across generations.
— hardmaru (@hardmaru) 22 juin 2026
I believe the strongest AI systems will become a collective intelligence, too.
Since we started Sakana… https://t.co/yulKqdei2cHuman intelligence is fundamentally a collective intelligence. We solve complex problems by participating in a vast cultural network that builds on ideas across generations. I believe that the most powerful AI systems will also become
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The Foundations of Transformers, Pretraining, Distillation, and World Models in 1991
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In 1991, the foundations of Transformers, pretraining, distillation, and world models were already being built. These have helped shape my own thinking, from my time at Google Brain to our work on Improvement.
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Official launch of Sakana Marlin, autonomous Ultra Deep Research agent
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I am proud to officially launch Sakana Marlin, our first commercial product: an autonomous "Ultra Deep Research" agent designed to act as a virtual CSO. Try Marlin:
https://
sakana.ai/marlin
Blog:
https://
sakana.ai/marlin-release
/#English
… Marlin is not just another -
Sakana AI hiring frontier researchers for RSI core team
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We’ve been laying the foundations for RSI over the last 2 years. Now, I am looking for a select group of distinguished frontier researchers and engineers to join our core RSI team. https://
sakana.ai/careers/member
-of-technical-staff-rsi-lab/
… If you have a proven track record at the frontier, but find yourself -
Sakana AI launches RSI Lab in Tokyo for self-improving AI systems
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Today, we are officially launching the Sakana AI RSI Lab in Tokyo to build open-ended, adaptive AI systems that collectively self-improve. I am incredibly proud of our team’s work over the past 2 years, shipping the breakthrough research that laid the foundations for this moment.
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Hardmaru will discuss Sakana AI’s 1T parameter model on WBS
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On TV Tokyo’s WBS (
@wbs_tvtokyo
) tonight I’ll be discussing Sakana AI’s upcoming 1T parameter model project, supported by METI’s GENIAC initiative. We are scaling up to build Japan’s first 1T parameter agent-native model, specifically optimized for long-horizon deep research and