Claude Fable 5.2 vs Magnum v4 72B

Price, context window & benchmark comparison

Anthropic

Claude Fable 5.2

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

Magnum v4 72B

Anthracite Org
$2.50 / $5.00
Input / Output · per 1M tokens
Compare different models
Anthropic
Anthracite Org
Verdict: Magnum v4 72B is 5.1× 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 33K).
Claude Fable 5.2Magnum v4 72B
Input price / 1M$8.00$2.50
Output price / 1M$40.00$5.00
Blended price (3:1)$16.00$3.13
Cached input / 1M$0.20$2.50
Context window1M33K
Max output128K4K
Intelligence index64.6—
Coding index——
Providers5—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesNo
Tool callingYesNo
Released2026-11-072024-10-22
Retirement——

Cost calculator

FAQ

Which is cheaper, Claude Fable 5.2 or Magnum v4 72B?

Magnum v4 72B is 5.1× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix.

Claude Fable 5.2 vs Magnum v4 72B: which has a bigger context window?

Claude Fable 5.2: 1,000,000 tokens. Magnum v4 72B: 32,768 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Fable 5.2 ≈ $36,000, Magnum v4 72B ≈ $7,500.

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