Fugu Ultra v2 vs Nano Banana 2.1

Price, context window & benchmark comparison

Sakana

Fugu Ultra v2

Sakana
$5.00 / $30.00
Input / Output · per 1M tokens
VS
Google

Nano Banana 2.1

Google
$1.50 / $7.50
Input / Output · per 1M tokens
Compare different models
Sakana
Google
Verdict: Nano Banana 2.1 is 3.8× cheaper than Fugu Ultra v2 on a typical 3:1 input/output mix. Fugu Ultra v2 has the larger context window (1M vs 66K).
Fugu Ultra v2Nano Banana 2.1
Input price / 1M$5.00$1.50
Output price / 1M$30.00$7.50
Blended price (3:1)$11.25$3.00
Cached input / 1M$0.50—
Context window1M66K
Max output128K59K
Intelligence index——
Coding index——
Providers—1
Best provider uptime (30m)—100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-112026-10-06
Retirement——

Cost calculator

FAQ

Which is cheaper, Fugu Ultra v2 or Nano Banana 2.1?

Nano Banana 2.1 is 3.8× cheaper than Fugu Ultra v2 on a typical 3:1 input/output mix.

Fugu Ultra v2 vs Nano Banana 2.1: which has a bigger context window?

Fugu Ultra v2: 1,000,000 tokens. Nano Banana 2.1: 65,536 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Fugu Ultra v2 ≈ $25,000, Nano Banana 2.1 ≈ $6,750.

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