Fugu Ultra (Sakana AI): live API pricing, context window and the best open-source alternatives, tracked daily by olud.ai.
Prices update automatically — checked hourly against provider list prices.
Fugu Ultra is a commercial AI model by Sakana AI. The specifications below are tracked automatically: pricing is refreshed hourly from public list prices, so the numbers on this page reflect the current cost of using the model through its API.
Fugu Ultra is an AI language model from Sakana AI. It is a proprietary model, available through an API.
Fugu Ultra is not free: it costs $5 per million input tokens and $30 per million output tokens. Open-weight alternatives can be self-hosted at no per-token cost.