Claude Sonnet 4 vs Nano Banana 2.1

Price, context window & benchmark comparison

Anthropic

Claude Sonnet 4

Anthropic
$3.00 / $15.00
Input / Output · per 1M tokens
VS
Google

Nano Banana 2.1

Google
$1.50 / $7.50
Input / Output · per 1M tokens
Compare different models
Anthropic
Google
Verdict: Nano Banana 2.1 is 2.0× cheaper than Claude Sonnet 4 on a typical 3:1 input/output mix. Claude Sonnet 4 has the larger context window (200K vs 66K).
Claude Sonnet 4Nano Banana 2.1
Input price / 1M$3.00$1.50
Output price / 1M$15.00$7.50
Blended price (3:1)$6.00$3.00
Cached input / 1M$0.30—
Context window200K66K
Max output64K59K
Intelligence index18.9—
Coding index37.6—
Providers—1
Best provider uptime (30m)—100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2025-05-222026-10-06
Retirement2026-10-15—

Cost calculator

FAQ

Which is cheaper, Claude Sonnet 4 or Nano Banana 2.1?

Nano Banana 2.1 is 2.0× cheaper than Claude Sonnet 4 on a typical 3:1 input/output mix.

Claude Sonnet 4 vs Nano Banana 2.1: which has a bigger context window?

Claude Sonnet 4: 200,000 tokens. Nano Banana 2.1: 65,536 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Sonnet 4 ≈ $13,500, Nano Banana 2.1 ≈ $6,750.

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