Claude Fable 5.2 vs GPT-5.2-Codex

Price, context window & benchmark comparison

Anthropic

Claude Fable 5.2

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

GPT-5.2-Codex

OpenAI
$1.75 / $14.00
Input / Output · per 1M tokens
Compare different models
Anthropic
OpenAI
Verdict: GPT-5.2-Codex is 3.3× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix. Claude Fable 5.2 has the larger context window (1M vs 400K).
Claude Fable 5.2GPT-5.2-Codex
Input price / 1M$8.00$1.75
Output price / 1M$40.00$14.00
Blended price (3:1)$16.00$4.81
Cached input / 1M$0.20$0.17
Context window1M400K
Max output128K128K
Intelligence index64.6—
Coding index——
Providers5—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-11-072026-01-14
Retirement——

Cost calculator

FAQ

Which is cheaper, Claude Fable 5.2 or GPT-5.2-Codex?

GPT-5.2-Codex is 3.3× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix.

Claude Fable 5.2 vs GPT-5.2-Codex: which has a bigger context window?

Claude Fable 5.2: 1,000,000 tokens. GPT-5.2-Codex: 400,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Fable 5.2 ≈ $36,000, GPT-5.2-Codex ≈ $10,500.

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