AI provider

Sakana AI

Sakana AI is a Tokyo research company founded by David Ha, Ren Ito and Llion Jones. Its work includes model merging, distillation and new neural architectures. Namazu is its Japanese business model; many earlier experiments have downloadable research weights.

Explore models

Sources

Sakana AI current corporate information
Sakana Series B updated disclosure
Sakana API access and distinction between Namazu and Fugu
Sakana AI and NVIDIA sparse-language-model research
Fast-weight Product Key Memory paper, February 2026 revision
Sakana Namazu alpha announcement, 24 March 2026