Claude Haiku 4.5
Nothing here. The model returned empty. We stared at it for a while.
Claude Haiku 4.5 vs Inception: Mercury
Compare Claude Haiku 4.5 by Anthropic against Inception: Mercury by Inception, context windows of 200K vs 32K, tested across 51 shared challenges. Updated April 2026.
Which is better, Claude Haiku 4.5 or Inception: Mercury?
Claude Haiku 4.5 and Inception: Mercury are both competitive models. Claude Haiku 4.5 costs $1/M input tokens vs $10/M for Inception: Mercury. Context windows: 200K vs 32K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Haiku 4.5 and Inception: Mercury
Claude Haiku 4.5 is made by anthropic while Inception: Mercury is from inception. Claude Haiku 4.5 has a 200K token context window compared to Inception: Mercury's 32K. On pricing, Claude Haiku 4.5 costs $1/M input tokens vs $10/M for Inception: Mercury.
Our Verdict
Claude Haiku 4.5
Inception: MercuryRunner-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
100%
Claude Haiku 4.5 uses 5.1x more transitions
Claude Haiku 4.5
Inception: Mercury
61%Vocabulary55%
47wSentence Length40w
0.64Hedging0.39
5.1Bold4.9
6.3Lists3.8
0.20Emoji0.04
2.46Headings1.04
0.17Transitions0.03
Based on 24 + 17 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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