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Edition #19

The Middle of the AI Stack Is Vanishing

Dan Toma·August 18, 2026·4 min read
Key Takeaway

Three unrelated stories on the same day describe one movement: the independent middle layer of the AI stack is being absorbed upward into platforms or downward into infrastructure, and what remains in the middle is largely unaccounted for.


FAQ

Why did Relay shut down after building AI workflow automation?

Its founder Jacob Bank is rejoining Google as VP of Product for Chrome, with plans to build AI-assisted task completion into the browser. Free access ended on 15 August 2026 and paying customers lose access on 14 September 2026.

What does Groq’s pivot from chips to cloud tell us about AI hardware?

That competing with Nvidia on silicon is extremely difficult to sustain. Groq raised 350 million at a 3.5 billion valuation, down from 6.9 billion in September 2025, and now runs Nvidia GPUs as a neocloud rather than shipping its own LPU chips.

Why is tracking open model provenance important for enterprises?

Because most deployments run community conversions rather than official releases, and the conversion recipe is usually unrecorded. Hugging Face carries 28,531 community GGUF conversions of Qwen against 54 official ones, so a model name alone does not identify what is actually running.

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