OpenAI Codex MinivsGrok Code Fast 1
Grok Code Fast 1 is cheaper than OpenAI Codex Mini at $0.2/M vs $1.5/M input tokens.
| Spec | OpenAI Codex Mini | Grok Code Fast 1 |
|---|---|---|
| Input price | $1.5/M tokens | $0.2/M tokens |
| Output price | $6/M tokens | $1.5/M tokens |
| Context window | 200K tokens | 256K tokens |
| Released | May 2025 | Aug 2025 |
| SWE-bench Verified | 71.3% | 70.8% |
Our Verdict
OpenAI Codex Mini
Grok Code Fast 1
Not enough votes to call it. On the specs, nothing separates them.
OpenAI Codex Mini takes Image Generation. Grok Code Fast 1 costs 4.0x less per token.
Too close to call
API pricing
Cost per 1M tokens
OpenAI Codex Mini
Input
$1.50
Output
$6.00
Grok Code Fast 1
Input
$0.20
7.5× cheaper
Output
$1.50
4.0× cheaper
Grok Code Fast 1 is cheaper on both — 7.5× input, 4.0× output
Research
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FAQ
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