Gemini 2.5 Flash PreviewvsGrok Code Fast 1
Gemini 2.5 Flash Preview is cheaper than Grok Code Fast 1 at $0.15/M vs $0.2/M input tokens.
| Spec | Gemini 2.5 Flash Preview | Grok Code Fast 1 |
|---|---|---|
| Input price | $0.15/M tokens | $0.2/M tokens |
| Output price | $0.6/M tokens | $1.5/M tokens |
| Context window | 1.0M tokens | 256K tokens |
| Released | Apr 2025 | Aug 2025 |
| SWE-bench Verified | 60.4% | 70.8% |
Our Verdict
Gemini 2.5 Flash Preview
Grok Code Fast 1
Not enough votes to call it. On the specs, nothing separates them.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Flash Preview
Input
$0.15
1.3× cheaper
Output
$0.60
2.5× cheaper
Grok Code Fast 1
Input
$0.20
Output
$1.50
Gemini 2.5 Flash Preview is cheaper on both — 1.3× input, 2.5× output
Writing DNA
Style Comparison
Similarity
56%
Grok Code Fast 1 uses 6.0x more emoji
Gemini 2.5 Flash Preview
Grok Code Fast 1
51%Vocabulary60%
15wSentence Length17w
0.70Hedging0.97
4.1Bold2.8
3.3Lists2.5
0.00Emoji0.06
0.09Headings0.89
0.24Transitions0.11
Based on 12 + 23 text responses
Research
What we learned reading every model
FAQ
Common questions
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