Claude Haiku 4.5
Nothing here. The model returned empty. We stared at it for a while.
Claude Haiku 4.5 vs Mistral Devstral Medium
Compare Claude Haiku 4.5 by Anthropic against Mistral Devstral Medium by Mistral AI, tested across 54 shared challenges. Updated April 2026.
Which is better, Claude Haiku 4.5 or Mistral Devstral Medium?
Claude Haiku 4.5 and Mistral Devstral Medium are both competitive models. Claude Haiku 4.5 costs $1/M input tokens vs $0.4/M for Mistral Devstral Medium. Compare their real outputs side by side below.
Key Differences Between Claude Haiku 4.5 and Mistral Devstral Medium
Claude Haiku 4.5 is made by anthropic while Mistral Devstral Medium is from mistral. On pricing, Claude Haiku 4.5 costs $1/M input tokens vs $0.4/M for Mistral Devstral Medium.
Our Verdict
Claude Haiku 4.5
Mistral Devstral MediumRunner-up
No community votes yet. On paper, Claude Haiku 4.5 has the edge — bigger model tier, newer, bigger context window, major provider backing.
Slight edge
Writing DNA
Style Comparison
Similarity
92%
Claude Haiku 4.5 uses 20.4x more emoji
Claude Haiku 4.5
Mistral Devstral Medium
61%Vocabulary50%
47wSentence Length17w
0.64Hedging0.56
5.1Bold4.5
6.3Lists5.3
0.20Emoji0.00
2.46Headings0.19
0.17Transitions0.32
Based on 24 + 21 text responses
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279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.
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