Claude Fable 5vsMistral Large 3 2512
Claude Fable 5 is the newer model, released after Mistral Large 3 2512.
| Spec | Claude Fable 5 | Mistral Large 3 2512 |
|---|---|---|
| Input price | $10/M tokens | — |
| Output price | $50/M tokens | — |
| Context window | 1.0M tokens | — |
| Weights | Closed | Open |
| Free API (OpenRouter) | No | No |
| Released | Jun 2026 | Dec 2025 |
Our Verdict
Claude Fable 5
Mistral Large 3 2512Runner-up
Not enough votes to call it. On the specs, Claude Fable 5 has the edge: newer, bigger context window, major provider backing.
Too close to call
API pricing
Cost per 1M tokens
Claude Fable 5
Input
$10.00
Output
$50.00
Mistral Large 3 2512
Input
—
Output
—
Where to run it
5 hosts
Mistral Large 3 25121 host
Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.
Writing DNA
Style Comparison
Similarity
41%
Mistral Large 3 2512 uses 2.7x more bold
Claude Fable 5
Mistral Large 3 2512
60%Vocabulary52%
22wSentence Length20w
0.49Hedging0.51
4.0Bold11.0
3.5Lists5.3
0.58Emoji0.65
1.09Headings1.06
0.05Transitions0.07
Based on 27 + 28 text responses
Research
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