Gemini 2.5 Flash Preview (thinking)vsGrok Code Fast 1
Gemini 2.5 Flash Preview (thinking) is cheaper than Grok Code Fast 1 at $0.175/M vs $0.2/M input tokens.
| Spec | Gemini 2.5 Flash Preview (thinking) | Grok Code Fast 1 |
|---|---|---|
| Input price | $0.175/M tokens | $0.2/M tokens |
| Output price | $3.5/M tokens | $1.5/M tokens |
| Context window | 1.0M tokens | 256K tokens |
| Released | Apr 2025 | Aug 2025 |
Our Verdict
Gemini 2.5 Flash Preview (thinking)
Grok Code Fast 1
Not enough votes to call it. On the specs, nothing separates them.
Pick Gemini 2.5 Flash Preview (thinking) for Image Generation. Pick Grok Code Fast 1 for Web Design.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Flash Preview (thinking)
Input
$0.17
1.1× cheaper
Output
$3.50
Grok Code Fast 1
Input
$0.20
Output
$1.50
2.3× cheaper
Gemini 2.5 Flash Preview (thinking) wins input (1.1× cheaper)·Grok Code Fast 1 wins output (2.3× cheaper)
Writing DNA
Style Comparison
Similarity
48%
Grok Code Fast 1 uses 6.0x more emoji
Gemini 2.5 Flash Preview (thinking)
Grok Code Fast 1
53%Vocabulary60%
14wSentence Length17w
0.38Hedging0.97
4.4Bold2.8
4.1Lists2.5
0.00Emoji0.06
0.00Headings0.89
0.24Transitions0.11
Based on 7 + 23 text responses
Research
What we learned reading every model
FAQ
Common questions
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