Gpt 5.3 Codex

Gpt 5.3 Codex

Compare
OpenAI

Landing Page

10 variations

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Variation 11 / 10
80/ 100
Generation
File size5.1KB
Lighthouse
Performance92
Accessibility100
Best Practices96
SEO90
Accessibility
Axe Score68
Violations8
Code Quality
Responsiveness80
CSS Complexity65
Semantic HTML100
Interactivity40

SaaS Dashboard

10 variations

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Variation 11 / 10
79/ 100
Generation
File size5.1KB
Lighthouse
Performance100
Accessibility83
Best Practices96
SEO90
Accessibility
Axe Score64
Violations5
Code Quality
Responsiveness80
CSS Complexity65
Semantic HTML100
Interactivity55

Mobile Application

10 variations

Device
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Variation 11 / 10
78/ 100
Generation
File size7.6KB
Lighthouse
Performance100
Accessibility94
Best Practices96
SEO90
Accessibility
Axe Score68
Violations4
Code Quality
Responsiveness70
CSS Complexity60
Semantic HTML100
Interactivity40

Details

Scores summary

Avg overall score80.5
Avg lighthouse93.7
Avg SEO90

Benchmark runs

Avg time1m 42s
Avg output tokens16.5k
Total cost$1.50
Categories covered4