TLDR Dev 2026-10-22

Claude Duet 🤝, ChatGPT’s ad stack 📣, the browser’s untapped power 🌐

Together WithSponsor

Products that matter. Dedicated learning time. Real stability. (Sponsor)

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Articles & Tutorials

How ChatGPT's Ad Stack Works (12 minute read)

Computing Bounding Boxes (6 minute read)

Front-end Observability at Scale with ClickHouse (11 minute read)

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Opinions & Advice

The Web Is More Than Enough (6 minute read)

Asking LLM for Confidence (8 minute read)

Who Holds the Off Switch? (24 minute read)

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Launches & Tools

Claude Duet (Website)

Omnara (GitHub Repo)

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Miscellaneous

Why Hardware Specialization Is Back (11 minute read)

Inside OpenAI's Jalapeño AI Chip (18 minute read)

Evaluating Agents on Highly Subjective Tasks (20 minute read)

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Quick Links

Railway Security Disclosure (2 minute read)