Claude Opus 5.5 vs Gemma 4 31B

Price, context window & benchmark comparison

A

Claude Opus 5.5

Anthropic
$4.00 / $20.00
Input / Output · per 1M tokens
VS
G

Gemma 4 31B

Google
$0.09 / $0.34
Input / Output · per 1M tokens
Compare different models
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G
Verdict: Gemma 4 31B is 52.5× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix. Claude Opus 5.5 has the larger context window (1M vs 262K).
Claude Opus 5.5Gemma 4 31B
Input price / 1M$4.00$0.09
Output price / 1M$20.00$0.34
Blended price (3:1)$8.00$0.15
Cached input / 1M$0.20$0.05
Context window1M262K
Max output128K16K
Intelligence index57.6
Coding index43.4
Providers11
Best provider uptime (30m)100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-222026-04-02
Retirement

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FAQ

Which is cheaper, Claude Opus 5.5 or Gemma 4 31B?

Gemma 4 31B is 52.5× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix.

Claude Opus 5.5 vs Gemma 4 31B: which has a bigger context window?

Claude Opus 5.5: 1,000,000 tokens. Gemma 4 31B: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Opus 5.5 ≈ $18,000, Gemma 4 31B ≈ $350.00.

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