Fugu Ultra (fugu-ultra-20260615) API Pricing
Sakana AI · released Jun 15, 2026 · 1M context · API model ID fugu-ultra-20260615
Fugu Ultra (fugu-ultra-20260615) by Sakana AI API pricing: $5.00 per 1M input tokens and $30.00 per 1M output tokens (provider list price via models.dev, Oct 10, 2026).
Prices
| Price | USD per 1M tokens |
|---|---|
| Input | $5.00 |
| Output | $30.00 |
| Cache read | $0.50 |
| Cache write | Not published |
Sakana AI's list price for its own API, as compiled by models.dev and checked Oct 10, 2026, 09:00 UTC. Prices on cloud platforms and resellers can differ. Provider documentation
Estimated monthly cost
$6,000
per month
- per day
- $200.00
- per request
- $0.02
Cannot estimate: a needed price is not published.
Cost = input tokens × input price + output tokens × output price, 30 days a month. Cached input uses the cache read price. Cache write fees are not included.
Long-context prices
Prompts longer than the threshold are billed at a higher rate.
| Prompts over | Input | Output | Cache read | Cache write |
|---|---|---|---|---|
| 272,000 tokens | $10.00 | $45.00 | $1.00 | Not published |
Monthly cost by workload
| Workload | Per month |
|---|---|
| Chatbot1,000 in / 500 out tokens, 10,000 requests a day | $6,000/mo |
| RAG8,000 in / 500 out tokens, 5,000 requests a day | $8,250/mo |
| Coding agent50,000 in / 2,000 out tokens, 1,000 requests a day, 80% cached input | $3,900/mo |
Context and capabilities
- Context
- 1,000,000 tokens
- Max output
- 1,000,000 tokens
- Input
- text, image
- Output
- text
- Knowledge cutoff
- Not published
- Open weights
- No
- Tool calling
- Yes
- Reasoning
- Yes
- Structured outputs
- Yes
Capabilities and limits as listed by models.dev.
Similarly priced models
- Claude Opus 5.5 · $4.00 in / $20.00 out
- GPT-6 Astra · $10.00 in / $50.00 out
- Kimi K3 · $3.00 in / $15.00 out
- Gemini 3.1 Pro Preview · $2.00 in / $12.00 out
Price history
No price changes since we started tracking on Oct 8, 2026.
Questions
- How much does Fugu Ultra (fugu-ultra-20260615) cost per month?
- For a chatbot handling 10,000 requests a day with 1,000 input and 500 output tokens each, Fugu Ultra (fugu-ultra-20260615) costs about $6,000 per month at Sakana AI's list prices ($5.00 per 1M input tokens, $30.00 per 1M output tokens).
- Does Fugu Ultra (fugu-ultra-20260615) support prompt caching?
- Yes. Cached input costs $0.50 per 1M tokens, compared with $5.00 for regular input.
- How long is Fugu Ultra (fugu-ultra-20260615)'s context window?
- Fugu Ultra (fugu-ultra-20260615) accepts up to 1,000,000 tokens (1M) of context and returns up to 1,000,000 tokens per response.