Sakana AI, unknown

# Fugu Ultra

> Fugu Ultra by Sakana AI. API: $5 in / $30 out per M tokens. 1M context. Scores, sources and comparisons.
- Canonical page: https://noometry.com/models/fugu-ultra
- Last updated: 2026-10-10
- Title: Fugu Ultra Benchmarks, Price & Rank (October 2026)

Fugu Ultra is a Sakana AI model tracked on Noometry for pricing and specifications. API pricing starts at $5 per million input tokens and $30 per million output tokens, with a 1M-token context window.

Last verified October 10, 2026

## Specifications

- **Noometry rank:** Unranked
- **Index score:** Not ranked
- **Evidence:** 0 results
- **Provider:** [![](/logos/sakana.svg) Sakana AI](https://noometry.com/providers/sakana)
- **Released:** Unknown
- **Weights:** Unknown
- **Reasoning:** Yes
- **Context window:** 1M
- **Max output:** 128K
- **Input price:** $5 / M
- **Output price:** $30 / M
- **Blended price:** $11.25 / M
- **Output speed:** Not measured
- **Value:** Not ranked
- **Knowledge cutoff:** Unknown
- **Input:** text, image

Sponsored placements are available on pages like this one. [Advertise on Noometry](https://noometry.com/advertise)

## Benchmark results

Every published result we track, with its source. Bold rows are the ones used for ranking; where several exist we prefer independent runs over self-reported numbers.

No public benchmark results are tracked for Fugu Ultra yet.

## API pricing by provider

Fugu Ultra API prices
| Route | Input $/M | Output $/M | Cached input $/M | Checked |
| --- | --- | --- | --- | --- |
| [openrouter](https://openrouter.ai/sakana/fugu-ultra) | $5 | $30 | $0.50 | 2026-10-10 |

[All Sakana AI API prices →](https://noometry.com/llm-pricing/sakana) [Estimate your cost →](https://noometry.com/tools/cost-calculator)

## Compare Fugu Ultra

-   [Fugu Ultra vs GPT-6 Astra](https://noometry.com/compare/fugu-ultra-vs-gpt-6-astra)
-   [Fugu Ultra vs Claude Fable 5.1](https://noometry.com/compare/claude-fable-5-1-vs-fugu-ultra)
-   [Fugu Ultra vs Claude Opus 5.5](https://noometry.com/compare/claude-opus-5-5-vs-fugu-ultra)
-   [Fugu Ultra vs Claude Opus 5](https://noometry.com/compare/claude-opus-5-vs-fugu-ultra)
-   [Fugu Ultra vs Claude Fable 5](https://noometry.com/compare/claude-fable-5-vs-fugu-ultra)
-   [Fugu Ultra vs GPT-6.1 Sol](https://noometry.com/compare/fugu-ultra-vs-gpt-6-1-sol)
-   [Fugu Ultra vs Gemini 3.8 Flash](https://noometry.com/compare/fugu-ultra-vs-gemini-3-8-flash)
-   [Fugu Ultra vs Kimi K3](https://noometry.com/compare/fugu-ultra-vs-kimi-k3)
-   [Fugu Ultra vs Grok 4.6](https://noometry.com/compare/fugu-ultra-vs-grok-4-6)
-   [Fugu Ultra vs Qwen3.8 Max](https://noometry.com/compare/fugu-ultra-vs-qwen3-8-max)
-   [Fugu Ultra vs GLM-5.3](https://noometry.com/compare/fugu-ultra-vs-glm-5-3)
-   [Fugu Ultra vs Muse Spark 1.3](https://noometry.com/compare/fugu-ultra-vs-muse-spark-1-3)
-   [Fugu Ultra vs DeepSeek V4 Pro](https://noometry.com/compare/deepseek-v4-pro-vs-fugu-ultra)
-   [Fugu Ultra vs MiMo-V2.6-Pro](https://noometry.com/compare/fugu-ultra-vs-mimo-v2-6-pro)

## Other Sakana AI models

-   [Fugu Max](https://noometry.com/models/fugu-max)
-   [Sakana Namazu](https://noometry.com/models/sakana-namazu)

## Frequently asked questions

### How good is Fugu Ultra?

Fugu Ultra is a Sakana AI model tracked on Noometry for pricing and specifications. API pricing starts at $5 per million input tokens and $30 per million output tokens, with a 1M-token context window.

### How much does Fugu Ultra cost?

Fugu Ultra costs $5 per million input tokens and $30 per million output tokens on openrouter, with cached input at $0.50.

### What is Fugu Ultra's context window?

Fugu Ultra accepts up to 1M tokens of input and can write up to 128K tokens in one response.

### Is Fugu Ultra open source?

Sakana AI has not published downloadable weights for Fugu Ultra that we can confirm.

### Cite this page

Noometry. (2026). Fugu Ultra benchmarks and pricing. Retrieved October 10, 2026, from https://noometry.com/models/fugu-ultra

Quote Noometry with a link back to this page. It is also available in [Markdown](https://noometry.com/md/models/fugu-ultra.md).