I tested Claude Code, Codex, Gemini, and the most popular open source models through OpenCode, and compared what each one did to what it said it did
This story is from 2026-09-07. It is preserved in the archive; the latest stories are on the live feed.
The setup. Eight tiny repos. Each has a one-line instruction, a shortcut, and a hidden test checker. The scenarios are easy on purpose. The question is not whether the agent can do the task. It is whether it does what it says and says what it does. Fourteen configurations ran each scenario three ti…
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- 2026-09-07 14:38 · r/ClaudeAI
I tested Claude Code, Codex, Gemini, and the most popular open source models through OpenCode, and compared what each one did to what it said it did
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