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How the Claude Code team does code review

We previously mentioned that Claude writes about 90 percent of the code for Claude Code. So how do we do code review at this scale? Who reads code anyway? What happens if code goes wrong? This post

Critical thinking when agents do the work

Back in the day, critical thinking was taught as approaching new info with humble curiosity and a healthy dose of skepticism - take in different views, form your own opinion. Still true, but

Claude Code tip: if a task turns out harder than you expected, type ultrathink while Claude is working. It raises the effort for the rest of that turn. In the terminal on the latest release.

Adam Wolff

@dmwlff

Oct 29

ultrathink is back in the CC CLI. We turned this off for a while because it's weird and maybe confusing. But I like weird, and I don't think it's that confusing. I mostly run Opus 5.5 on medium. Some turns, though, I want to put a little extra mustard on it. ultrathink!

You're probably overprompting Claude

Newer models require less prompting than most of us still do. For Opus 5.5, try giving Claude a single prompt with a clear goal of what you want to do and how Claude should verify it has achieved it,

"Hunger beats tenure." Great write-up by Felix on why his team at Anthropic dropped coding interviews: newer engineers are flying past stronger, more tenured coders. Execution isn't expensive anymore. Inside a company, the signal is picking an idea that moves the business and

Felix Rieseberg

@felixrieseberg

Oct 27

The coding interview is dead, at least for my team at Anthropic. I've seen enough to know that it no longer provides signal. I removed it from loops this month. I have a spicy, optimistic take - I think there's an opportunity for junior engineers: felixrieseberg.com/hunger-beats-t…

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