Dev runs every task in both Codex and Claude Code: Opus 5.5 beats GPT-6 Astra

JeremyNguyenPhD · x · 2026-10-06

A developer suggests a simple experiment: run every task of your day through both Codex and Claude Code and compare. He reports Claude Opus 5.5 currently gives him better results than GPT-6 Astra — and that's without even using Fable. A practical data point for choosing coding models.

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