sakana/fugu-ultraFugu Ultra is Sakana’s AI model, released Jun 24, 2026. It costs $5/M input and $30/M output tokens, and handles a 1M-token context window.
Fugu Ultra is the higher-performance model in Sakana AI's Fugu family.
Scores on standardized evaluations. Higher is better — and rank shows where Fugu Ultra lands among all models tracked on Model Beat.
No standardized benchmark scores from Epoch AI yet — common for very recent, image, or niche models. Scores appear here once published.
Fugu Ultra is the higher-performance model in Sakana AI's Fugu family.
Fugu Ultra is an AI model developed by Sakana, released Jun 24, 2026.
Fugu Ultra's list price from Sakana is $5 per million input tokens and $30 per million output tokens.
Fugu Ultra supports a context window of up to 1M tokens.
Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Aug 20, 2026.