Claude Fable 5.2 vs Gemini 3.1 Pro Preview

Price, context window & benchmark comparison

Anthropic

Claude Fable 5.2

Anthropic
$8.00 / $40.00
Input / Output · per 1M tokens
VS
Google

Gemini 3.1 Pro Preview

Google
$2.00 / $12.00
Input / Output · per 1M tokens
Compare different models
Anthropic
Google
Verdict: Gemini 3.1 Pro Preview is 3.6× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix. Gemini 3.1 Pro Preview has the larger context window (1M vs 1M).
Claude Fable 5.2Gemini 3.1 Pro Preview
Input price / 1M$8.00$2.00
Output price / 1M$40.00$12.00
Blended price (3:1)$16.00$4.50
Cached input / 1M$0.20$0.20
Context window1M1M
Max output128K66K
Intelligence index64.6—
Coding index—68.8
Providers5—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-11-072026-02-19
Retirement——

Cost calculator

FAQ

Which is cheaper, Claude Fable 5.2 or Gemini 3.1 Pro Preview?

Gemini 3.1 Pro Preview is 3.6× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix.

Claude Fable 5.2 vs Gemini 3.1 Pro Preview: which has a bigger context window?

Claude Fable 5.2: 1,000,000 tokens. Gemini 3.1 Pro Preview: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Fable 5.2 ≈ $36,000, Gemini 3.1 Pro Preview ≈ $10,000.

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