Codex

also referred to as: codex models

includes Codex 5.3

3 statements across 3 episodes · 1 bullish · 1 bearish · 3 people on the record · first statement Sep 25, 2025 by Mark Chen · said 3 times in 3 episodes since 2023 · across every show →

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brought up most by Owen Jennings (1), Byung Liu (1)

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Everything said about Codex, oldest first

Sep 25, 2025 negative
Assertion Not checkable as stated
Chen: Earlier Codex models spent too little time on hard problems
“What we found is the latest, the previous generation of the codex models, they were spending too little time solving the hardest problems and too much time solving the easy, easy problems. And I think that, that is actually just probably out of the box what yo…”
Mark Chen Sep 25, 2025 ▶ 17:25 From Vibe Coding to Vibe Researching: OpenAI’s Mark Chen and Jakub Pachocki
Nov 28, 2025 positive
Assertion Not checkable as stated
Sherman Wu: OpenAI views ChatGPT and Sora as interfaces for core intelligence
“At the end, like, at the end of the day, OpenAI is like a, an AGI company. It's like an intelligence company. And so, agents are just, like, one way in which this intelligence kind of be manifested. And so, the way that I'd say we actually think about internal…”
Sherman Wu Nov 28, 2025 ▶ 29:40 How OpenAI Builds for 800 Million Weekly Users: Model Specialization and Fine-Tuning
Apr 6, 2026
Disclosure
Peter Yang uses Codex for real coding and Claude Code for vibing
“Codex is when I want to try to do something real, and Cloud Code is when I'm just like vibing.”
Peter Yang Apr 6, 2026 ▶ 9:41 OpenClaw, Claude Code, and the Future of Software | Peter Yang on The a16z Show
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