Harness comparisonAI Coding

Dynasty Warriors stage, Claude Code Opus vs Codex Sol — Claude Code (Claude Opus 5.5) vs OpenAI Codex (GPT-6.1 Sol)

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Posted byBacker@backerd_ceo5 · on X
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Claude Code with Claude Opus 5.5 and Codex with GPT-6.1 Sol each build a full Dynasty Warriors-style stage from two prompts: a framework prompt, then a bug-fix and visuals pass.

Each side pairs a coding harness with its own model, so harness and model differences are mixed. More Claude Code vs OpenAI Codex. All harness comparisons.

The post, itemised

Task
Dynasty Warriors stage, Claude Code Opus vs Codex Sol
Category
Games
Mode
Multi-turn
Posted
Video length
3.6 min (+1 more clip)
Likes
3
Views
85
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Cost & time, as stated in the postAs stated: Opus 5.5 110 min + 280 min (6 h 40 min total, 2 h 33 min API time); GPT-6.1 Sol 32 min + about 7 h 30 min, 5 h 32 min actual work.

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