Video by OmedTheVibeCoder (@OmedVibeCodes) · originally posted on XView original post on X
Claude Code vs OpenAI Codex
3D scene with characters
OmedTheVibeCoder@OmedVibeCodesHarness comparison45 likes3,924 views
GPT-5.6 Sol at xHigh effort builds the same 3D scene in Claude Code and in Codex. The author says that over several tests Claude Code consistently gave the better result: visible characters and a more complete scene.
Same model in every harness: GPT-5.6 Sol. More Claude Code vs OpenAI Codex. All harness comparisons.
Harnesses and models
| Harness | Model | Effort |
|---|---|---|
| Claude Code | GPT-5.6 SolOpenAI | xHigh |
| OpenAI Codex | GPT-5.6 SolOpenAI | xHigh |
Details
| Kind | Side-by-side (same post, same prompt) |
|---|---|
| Task | 3D scene with characters |
| Author’s verdict | Claude Code consistently produces the better result, which looks like a Codex harness problem. — @OmedVibeCodes’s view (paraphrased) |
| Category | 3D & Shaders |
| Mode | Not stated |
| Posted | |
| Video length | 14.6 s |
| Likes / views | 45 / 3,924 · as of Oct 18, 2026 |
| Bookmarks | 20 |
| Notes | The post doesn't say which side of the video is which harness. |
| Sponsored | No |
| Original post | x.com/OmedVibeCodes/status/2081467088128884840 |
Related
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