Earlier quoted context omitted.
You're overestimating the extent to which individual developers have a choice here. My employer signed up for a Claude Code membership, I use Claude Code. I cannot use Codex. Anecdotally I hear of folks with workplace Claude Code subscriptions all the time. I'm not sure I've ever heard someone talk about their workplace Codex subscription. Anthropic clearly did a far better job chasing corporate customers while OpenA…
I think the marketing campaign came first. Anthropic captured developer mindshare first, then they brought it to their companies.
This was a push of the technical frontier, not a marketing achievement.