Mason / MasonFoard:
Which comes first?
Which comes first?
Greg Isenberg:
Claude Opus 4.6 vs GPT-5.3 Codex
Claude Opus 4.6 vs GPT-5.3 Codex
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Claude Opus 4.6 vs GPT-5.3 Codex
I sit down with Morgan Linton, Cofounder/CTO of Bold Metrics, to break down the same-day release of Claude Opus 4.6 and GPT-5.3 Codex. We walk through exactly how to set up Opus 4.6 in Claude Code, explore the philosophical split between autonomous agent…