Improved the King Kai planet mission today for my DBZ runner game!
Built w/ my game dev harness usecrayon, threejs and Opus 5!
Claude Opus 5 vs GPT-5.6 Terra for computer use.
Build one self-contained HTML page titled SHADOW SHOW and save it as shadow-show.html. Show a giant red-velvet puppet… Claude Opus 5 won against GPT-5.6 Terra. Go try computer-use agents for free at
The two best coding harnesses are in a dead tie.
The harness is the whole story. this video nails it. agent = model + harness. change only the harness and the result moves more than the model ever would. same benchmark, same sonnet, different harness — different agent. senior
Ending an Opus 5 session.
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