The Beginning of Scarcity in AI | Tomasz Tunguz

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The Beginning of Scarcity in AI

April 13, 2026

AI infrastructure

For the first time since the 2000s, technology companies are confronting the limits of their supply chain.

GPU rental prices for Nvidia’s Blackwell chips hit $4.08 per hour this week, up 48% from $2.75 just two months ago.1 CoreWeave raised prices 20% & extended minimum contracts from one year to three.1

“We’re making some very tough trades at the moment on things we’re not pursuing because we don’t have enough compute.” - Sarah Friar, OpenAI CFO1

This scarcity is already reshaping access. Anthropic has limited its newest model to roughly forty organizations.2 Access to the bleeding edge is becoming a gated privilege, for both capacity & security.

B200 GPU Prices March 2026

If the largest AI companies are having problems, startups face a tougher proposition. Five hallmarks define this era :

The age of abundant AI is over, & it will remain so for years.3 1. Wall Street Journal, “AI Is Using So Much Energy That Computing Firepower Is Running Out,” April 2026. ↩︎ ↩︎ ↩︎

  1. tomtunguz.com/mythos ↩︎

  2. tomtunguz.com/what-if-we-run-out-of-capacity ↩︎