Claude Fable 5.1 vs Mistral Large 4

Price, context window & benchmark comparison

Anthropic

Claude Fable 5.1

Anthropic
$10.00 / $50.00
Input / Output · per 1M tokens
VS
Mistral AI

Mistral Large 4

Mistral AI
$0.70 / $2.10
Input / Output · per 1M tokens
Compare different models
Anthropic
Mistral AI
Verdict: Mistral Large 4 is 19.0× cheaper than Claude Fable 5.1 on a typical 3:1 input/output mix. Claude Fable 5.1 scores higher on the Artificial Analysis Intelligence Index (49.7 vs 26). Mistral Large 4 has the larger context window (1M vs 1M).
Claude Fable 5.1Mistral Large 4
Input price / 1M$10.00$0.70
Output price / 1M$50.00$2.10
Blended price (3:1)$20.00$1.05
Cached input / 1M$0.25$0.07
Context window1M1M
Max output128K262K
Intelligence index49.726
Coding index80.7—
Providers43
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-012026-10-06
Retirement——

Cost calculator

FAQ

Which is cheaper, Claude Fable 5.1 or Mistral Large 4?

Mistral Large 4 is 19.0× cheaper than Claude Fable 5.1 on a typical 3:1 input/output mix.

Claude Fable 5.1 vs Mistral Large 4: which has a bigger context window?

Claude Fable 5.1: 1,000,000 tokens. Mistral Large 4: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Fable 5.1 ≈ $45,000, Mistral Large 4 ≈ $2,450.

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