Mistral Large 2 vs Horizon Beta

Compare Mistral Large 2 by Mistral AI against Horizon Beta by OpenRouter, context windows of 128K vs 256K, tested across 12 shared challenges. Updated April 2026.

Which is better, Mistral Large 2 or Horizon Beta?

Mistral Large 2 and Horizon Beta are both competitive models. Mistral Large 2 costs $8/M input tokens vs $0/M for Horizon Beta. Context windows: 128K vs 256K tokens. Compare their real outputs side by side below.

Key Differences Between Mistral Large 2 and Horizon Beta

Mistral Large 2 is made by mistral while Horizon Beta is from openrouter. Mistral Large 2 has a 128K token context window compared to Horizon Beta's 256K. On pricing, Mistral Large 2 costs $8/M input tokens vs $0/M for Horizon Beta.

Our Verdict
Horizon Beta
Horizon Beta
Mistral Large 2
Mistral Large 2Runner-up

No community votes yet. On paper, Horizon Beta has the edge — newer, bigger context window.

Too close to call
Writing DNA

Style Comparison

Similarity
94%

Mistral Large 2 uses 1437.6x more bold

Mistral Large 2
Horizon Beta
43%Vocabulary62%
21wSentence Length15w
0.39Hedging0.24
14.4Bold0.0
7.4Lists2.2
0.80Emoji0.00
1.41Headings0.00
0.01Transitions0.18
Based on 10 + 16 text responses
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Mistral Large 2Horizon Beta

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
Free preview13 of 58 slides
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