Claude Haiku 4.5vsGemini 2.5 Pro Experimental
Gemini 2.5 Pro Experimental has a larger context window than Claude Haiku 4.5 (1.0M tokens vs 200K tokens).
| Spec | Claude Haiku 4.5 | Gemini 2.5 Pro Experimental |
|---|---|---|
| Input price | $1/M tokens | $1/M tokens |
| Output price | $5/M tokens | $2/M tokens |
| Context window | 200K tokens | 1.0M tokens |
| Released | Oct 2025 | Mar 2025 |
| SWE-bench Verified | 73.3% | 63.8% |
Our Verdict
Gemini 2.5 Pro Experimental
Claude Haiku 4.5Runner-up
Not enough votes to call it. On the specs, Gemini 2.5 Pro Experimental has the edge: bigger model tier, bigger context window.
Too close to call
API pricing
Cost per 1M tokens
Claude Haiku 4.5
Input
$1.00
Output
$5.00
Gemini 2.5 Pro Experimental
Input
$1.00
Output
$2.00
2.5× cheaper
Writing DNA
Style Comparison
Similarity
38%
Claude Haiku 4.5 uses 20.4x more emoji
Claude Haiku 4.5
Gemini 2.5 Pro Experimental
61%Vocabulary54%
47wSentence Length15w
0.64Hedging0.35
5.1Bold5.6
6.3Lists3.9
0.20Emoji0.00
2.46Headings0.39
0.17Transitions0.17
Based on 24 + 18 text responses
Research
What we learned reading every model
FAQ
Common questions
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