Claude Fable 5.2 vs Hermes 4 405B

Price, context window & benchmark comparison

Anthropic

Claude Fable 5.2

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

Hermes 4 405B

Nous Research
$1.00 / $3.00
Input / Output · per 1M tokens
Compare different models
Anthropic
Nous Research
Verdict: Hermes 4 405B is 10.7× 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 131K).
Claude Fable 5.2Hermes 4 405B
Input price / 1M$8.00$1.00
Output price / 1M$40.00$3.00
Blended price (3:1)$16.00$1.50
Cached input / 1M$0.20$0.20
Context window1M131K
Max output128K118K
Intelligence index64.6—
Coding index——
Providers5—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesNo
Released2026-11-072025-08-26
Retirement——

Cost calculator

FAQ

Which is cheaper, Claude Fable 5.2 or Hermes 4 405B?

Hermes 4 405B is 10.7× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix.

Claude Fable 5.2 vs Hermes 4 405B: which has a bigger context window?

Claude Fable 5.2: 1,000,000 tokens. Hermes 4 405B: 131,072 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Fable 5.2 ≈ $36,000, Hermes 4 405B ≈ $3,500.

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