Reasoning Tools JSON

Japanese-specialized reasoning model based on Kimi K2.6 and tuned for Japanese language, culture, and business workflows

sakana/sakana-namazu 2026-08-03 262.144K context $0.95/M input $4/M output
4 providers
Reasoning Tools JSON

Quality-first multi-agent model for hard research, analysis, and competitions

sakana/fugu-ultra 2026-06-15 1M context $5/M input $30/M output
11 providers
Reasoning Tools JSON

Multi-agent model for routing expert agents across complex analytical tasks

sakana/fugu 2026-06-15 1M context Input not listed Output not listed
1 provider

Sakana Namazu is a Japanese-specialized reasoning model from Sakana AI, based on Kimi K2.6 with additional training for Japanese language and business contexts. It is suited for Japanese instruction following,...

sakana/namazu 262.144K context $0.95/M input $4/M output

Fugu Max is the cost-performance model in Sakana AI's Fugu family. Rather than a single monolithic model, Fugu is a learned multi-agent orchestration system: a language model trained to route...

sakana/fugu-max 1M context $2/M input $6/M output

Fugu Ultra v2 is the higher-performance model in Sakana AI's Fugu family. Rather than a single monolithic model, Fugu is a learned multi-agent orchestration system: a language model trained to...

sakana/fugu-ultra-v2 1M context $5/M input $30/M output