Video by Lumina (@LuminaBench) · originally posted on XView original post on X
Claude Opus 5.5 vs Claude Sonnet 5.5 vs GPT-6 Astra vs GPT-6.1 Sol
Mario Kart-style racing game
Lumina@LuminaBench381 likes67,884 views
Four models build the same Mario Kart-style racing game from one prompt. The author picks Claude Sonnet 5.5 as the best-looking result.
Models
| Model | Notes |
|---|---|
| Claude Opus 5.5Anthropic | Written as “Opus 5.5” |
| Claude Sonnet 5.5Anthropic | Written as “Sonnet 5.5” |
| GPT-6 Astramedium confidenceOpenAI | Written as “Astra”The post says only "Astra". The only Astra model in the corpus is GPT-6 Astra, and other posts the same week write "GPT-6 Astra". |
| GPT-6.1 SolOpenAI | Written as “6.1 Sol” |
Cost & time as stated in the post: Not stated per model. The post says Claude Sonnet 5.5 used more than 2× the tokens of Claude Opus 5.5 in the same time.
Details
| Task | Mario Kart-style racing game |
|---|---|
| Author’s verdict | Claude Sonnet 5.5 looks the best of the four. — @LuminaBench’s view (paraphrased) |
| Topic | Mario Kart-style racing game |
| Category | Games |
| Mode | One shot |
| Posted | |
| Video length | 54.8 s |
| Likes / views | 381 / 67,884 · as of Oct 18, 2026 |
| Sponsored | No |
| Original post | x.com/LuminaBench/status/2109326958576480609 |
Related
Compare all 4 modelsClaude Opus 5.5 vs Claude Sonnet 5.5Claude Opus 5.5 vs GPT-6 AstraClaude Opus 5.5 vs GPT-6.1 SolClaude Sonnet 5.5 vs GPT-6 AstraClaude Sonnet 5.5 vs GPT-6.1 SolGPT-6 Astra vs GPT-6.1 Sol
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