25 Aug 2026
Signal Headquarters
Vol. I
No. 237

Anthropic's Claude Code is writing over 90% of Anthropic's own code, and multiple companies are deploying it internally.

The case

Claude Code was used to produce a 90-page PowerPoint deck conducting due diligence on a private company investment by scouring the internet for feedback about the coding market.

“We did a 90page PowerPoint deck where we used Claude Code to scour the internet for all the feedback we could about the coding market.”
Patrick O'Shaughnessy · 9 Jun 2026

Anthropic deliberately focused on coding despite having raised less capital than rivals, and that strategy succeeded.

“Anthropic with having less capital raised said, "No, we're going to focus on coding." And they got coding working.”
Martin Casado · 8 Jun 2026

Over 90% of databases at Databricks Neon are built by agents, not by humans.

“At data bricks neon, which is their superbase competitor, over 90% of the databases are built by agents, not by humans.”
Jason Lemkin · 28 May 2026

SaaS tools will run within AI coding agent surfaces like Codex or Claude Code, rather than AI being embedded into SaaS tools.

“Instead of AI being baked into SaaS tools, what you're predicting here is you will the SaaS tools will run within Codex or Claude code.”
Dan Shipper · 24 May 2026

Over 90% of Anthropic's own code is written by Claude Code.

“90 plus% of our code is actually written by cloud code.”
Krishna Rao · 13 May 2026

Laura Burkhauser uses Claude Code to scan her Notion and Slack activity over the past week and generate clip ideas about her thoughts on the AI space.

“Hey Claude Co-work, look across everything I've done in notion and Slack over the last week and can you come up with like six ideas for clips that I can make about my thoughts on the AI space?”
Laura Burkhauser · 6 May 2026

The pushback

Claude's leaked source code, written by Claude itself, was criticized by professional software architects and engineers as brittle.

“The code leaves and then if you looked at the code anybody who looked at the code who's a real software architect and engineer threw up. They were like, 'It made They're like, 'This stuff is brittle.'”
Tony Fadell · 7 Jun 2026

GPT-5.5 via Forge found high-severity code issues that Claude Opus 4.7 missed.

“Forge GBD55 found things that Opus 4.7 didn't.”
Daniel Miessler · 30 May 2026

Anthropic's Claude desktop app suffers regressions approximately every two weeks and cannot render a TUI at a reasonable frame rate.

“I live in the CLI but a regression like every two weeks of like a thing that was fixed like three weeks before and they still can't render a TUI at I don't know a frame rate that's ex reasonable.”
Max Schoening · 2 May 2026

Anthropic's shipping speed is primarily due to process, not their own models.

“We do use the models internally and I think this has increased our rate of shipping a little bit but I don't think it explains the bulk of the increase.”
Cat Wu · 23 Apr 2026

Topics

AI AdoptionAI Coding AssistantsAI DeploymentAI-Assisted Software Development

Signal Headquarters · compiled from attributed public discussion. Last updated 2026-08-17.