Fugu Ultra v2 vs GPT-6 Astra Pro

Price, context window & benchmark comparison

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Fugu Ultra v2

Sakana
$5.00 / $30.00
Input / Output · per 1M tokens
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GPT-6 Astra Pro

OpenAI
$10.00 / $50.00
Input / Output · per 1M tokens
Compare different models
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Verdict: Fugu Ultra v2 is 44% cheaper than GPT-6 Astra Pro on a typical 3:1 input/output mix. GPT-6 Astra Pro has the larger context window (1.1M vs 1M).
Fugu Ultra v2GPT-6 Astra Pro
Input price / 1M$5.00$10.00
Output price / 1M$30.00$50.00
Blended price (3:1)$11.25$20.00
Cached input / 1M$0.50$1.00
Context window1M1.1M
Max output128K128K
Intelligence index
Coding index
Providers5
Best provider uptime (30m)100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-112026-09-04
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FAQ

Which is cheaper, Fugu Ultra v2 or GPT-6 Astra Pro?

Fugu Ultra v2 is 44% cheaper than GPT-6 Astra Pro on a typical 3:1 input/output mix.

Fugu Ultra v2 vs GPT-6 Astra Pro: which has a bigger context window?

Fugu Ultra v2: 1,000,000 tokens. GPT-6 Astra Pro: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Fugu Ultra v2 ≈ $25,000, GPT-6 Astra Pro ≈ $45,000.

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