Claude Fable 5.2 vs Claude Sonnet 5

Price, context window & benchmark comparison

Anthropic

Claude Fable 5.2

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

Claude Sonnet 5

Anthropic
$2.00 / $10.00
Input / Output · per 1M tokens
Compare different models
Anthropic
Anthropic
Verdict: Claude Sonnet 5 is 4.0× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix.
Claude Fable 5.2Claude Sonnet 5
Input price / 1M$8.00$2.00
Output price / 1M$40.00$10.00
Blended price (3:1)$16.00$4.00
Cached input / 1M$0.20$0.20
Context window1M1M
Max output128K128K
Intelligence index64.6—
Coding index—71.5
Providers510
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-11-072026-06-30
Retirement——

Cost calculator

FAQ

Which is cheaper, Claude Fable 5.2 or Claude Sonnet 5?

Claude Sonnet 5 is 4.0× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix.

Claude Fable 5.2 vs Claude Sonnet 5: which has a bigger context window?

Claude Fable 5.2: 1,000,000 tokens. Claude Sonnet 5: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Fable 5.2 ≈ $36,000, Claude Sonnet 5 ≈ $9,000.

More comparisons