Peter Steinberger on building OpenClaw, the open-source AI agent that took over tech, plus the future of agentic engineering.

Peter Steinberger — Creator of OpenClaw, the viral open-source AI agent (formerly named WA-Relay, Claude's, and MoldBot). He previously spent 13 years building PSPDFKit, software used on a billion devices, before selling it and later returning to programming.
Peter Steinberger tells the story of how a one-hour prototype hooking WhatsApp up to Claude Code grew into OpenClaw, the fastest-growing repository in GitHub history with over 175,000 stars. He recounts the chaotic name-change saga forced by Anthropic and exploited by crypto squatters, the viral MoltBook social network of bickering agents, and the AI psychosis it triggered in the public. Much of the conversation is a deep dive into his agentic engineering workflow: running 4-10 agents at once, coding by voice, never reverting, committing to main, and treating agents with empathy. They also discuss model comparisons (Opus vs Codex), why MCPs are losing to CLIs and skills, how agents may kill 80% of apps, and Peter weighing offers from Meta and OpenAI.
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Peter Steinberger
“for the longest time, the only way to install it was git clone, pnpm build, pnpm gateway. Like, you clone it, you build it, you run it.” — guest 00:22:18Find it on Amazon
Peter Steinberger
“this led to the development of PS PDF kit that's used on a billion devices. So, the... It turns out that it's pretty useful to be able to open a PDF.” — host 00:08:28Find it on Amazon
Peter Steinberger
“I built one I call Trimmy, that's specifically for agentic use. When you select text that goes over multiple lines it would remove the new line” — guest 01:54:30Find it on Amazon
Anthropic
“as a general purpose model, Opus is the best. Like, for OpenClaw, Opus is extremely good in terms of role play.” — guest 01:39:24Find it on Amazon
OpenAI
“I like Codex more because it doesn't require so much charade. It will just read a lot of code by default.” — guest 01:41:30Find it on Amazon