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Opus 5vsKimi K3

2 prompts where both models ran the exact same instructions. Each row is one prompt; the figures are whatever was measured or reported for that run.

Opus 5 and Kimi K3 ran the same prompt on 2 tasks, side by side. Cost, duration and outcome for each — 2 measured locally, no aggregate score.

Shared prompts
2
Compared
models
Measured runs
2

No winner is declared. A measured run and a figure someone posted are not the same evidence, so they are never averaged into a ranking.

Call of Duty in the browser — Claude Code vs Codex CLI on one prompt
GamesReplayable pack
Opus 5
$18.61h 29mInterruptedmeasured
Kimi K3
$3.681h 14mCompletedmeasured
3D destruction physics — tornado, wrecking ball, truss bridge
FrontendReferenced
Opus 5
$1.40not measuredCompletedreported
Kimi K3
$0.55not measuredCompletedreported