Grok Code Fast 1vso1
Grok Code Fast 1 is cheaper than o1 at $0.2/M vs $15/M input tokens.
| Spec | Grok Code Fast 1 | o1 |
|---|---|---|
| Input price | $0.2/M tokens | $15/M tokens |
| Output price | $1.5/M tokens | $60/M tokens |
| Context window | 256K tokens | 128K tokens |
| Released | Aug 2025 | Dec 2024 |
| SWE-bench Verified | 70.8% | 48.9% |
Our Verdict
Grok Code Fast 1
o1Runner-up
Not enough votes to call it. On the specs, Grok Code Fast 1 has the edge: newer, bigger context window.
Grok Code Fast 1 costs 40x less per token.
Too close to call
API pricing
Cost per 1M tokens
Grok Code Fast 1
Input
$0.20
75× cheaper
Output
$1.50
40× cheaper
o1
Input
$15.00
Output
$60.00
Grok Code Fast 1 is cheaper on both — 75× input, 40× output
Writing DNA
Style Comparison
Similarity
58%
Grok Code Fast 1 uses 6.0x more emoji
Grok Code Fast 1
o1
60%Vocabulary64%
17wSentence Length16w
0.97Hedging0.76
2.8Bold5.0
2.5Lists2.6
0.06Emoji0.00
0.89Headings0.44
0.11Transitions0.40
Based on 23 + 13 text responses
Research
What we learned reading every model
FAQ
