this is f*cking gold. product building is completely useless without harness engineering
This is a vibe coding post classified by AGK Intelligence as Agent infra & costs (a workflow), kept by the Vibe Coding Radar because it carries real work, not commentary.
this is f*cking gold. product building is completely useless without harness engineering Anthropic proved it. same model. same one-sentence prompt: "create a 2D retro game maker with a level editor, sprite editor, entity behaviors and a playable test mode" → solo agent: 20 min, $9. looked fine until you pressed play. nothing responded to input, the game was broken → full harness: 6 hours, $200. the game actually played same Opus. the only difference was the harness around it. here's the system they built: → planner: turns 1–4 sentences into a full product spec. the game maker became 16 f
Posted by NO1ennn (9.5k followers) 1 days ago · 149 likes · 9.5k views · view the original post on X. Kept by the Vibe Coding Radar as Agent infra & costs. Tools mentioned: anthropic.com.
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