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BUILDERS · EDITED DIGEST

Builders’ Picks | 2026-04-25

2026-04-25 · Historical edition

X / Twitter

Sam Altman, OpenAI CEO

Altman self-deprecatingly assessed GPT-5.5 against competitors: its frontend interfaces may lag (“gets looksmaxxed”), but its reasoning intelligence dominates (“IQmog hard”), and he promised to address the frontend issue. He also reposted amazement at how a competing product could code so quickly, showing interest in code-generation speed competition. The post received 2574 likes.

Ryo Lu, Cursor Designer

Lu announced he had fully switched to GPT-5.5 plus Composer 2, calling it a perfect combination of intelligence, speed, and cost. He stressed that the configuration is exclusive to Cursor and currently available only there. The post received 629 likes, indicating resonance among developers.

Peter Yang, Roblox Product Manager

Yang demonstrated GPT-5.5 with Codex by building a Star Fox game after 15 minutes of prompting. He observed the AI spontaneously testing its own game, an interesting instance of AI self-playtesting. He also admitted frequently asking Codex to repair his OpenClaw configuration, humorously portraying everyday AI-toolchain use.

Peter Steinberger, OpenClaw Founder

Steinberger praised GPT-5.5’s role-playing “character game,” calling it a clear capability leap. He also cheerfully said OpenClaw was overwhelming GitHub’s servers and thanked the GitHub team for cooperating, showing its scale creating infrastructure challenges.

Nan Yu, Linear Product Lead

Yu offered counterintuitive adoption advice: users at the technical frontier suffer most because tools and practices change rapidly, continually disrupting workflows. The best position is “one or two steps behind,” adopting at scale after tools and paradigms stabilize so proven methods can solve real business problems.

Zara Zhang

Zhang described writing’s essence: sitting down to type is the last step, not the beginning. Real writing happens mentally and constitutes 80% of the process. Writing therefore is not equivalent to generating words, and even powerful AI text generation cannot replace that thinking. This further explains why she does not write with AI.

Dan Shipper, Every CEO

Shipper shared an epistemological insight: we never observe a model itself, only its behavior under our way of asking. This matters for evaluation because different questions can produce radically different conclusions about capabilities.

Swyx

Swyx previewed an ongoing project with @hhua_, to be released after ICML in Seoul, suggesting followers reserve calendar time. He also shared a discussion of why “code is not cheap” and an interesting comparison of PM and engineer thinking on the same problem.

Nikunj Kothari, FPV Ventures Partner

Kothari shared recently followed X accounts spanning texture, harness, aura, design, AI, and other areas, encouraging others to follow them. He also observed that concision and clarity are what most writing lacks. Good writing distills complex ideas into a form readers need to think about, rather than dumping vague thoughts on them.