AI Stack
2 analysis reports
The Colossus Handoff
Colossus 1 Lease, Capacity Timing, and Reported Economics
Semiconductors9 May 2026Mixed training cluster leased for inference
A transaction note on the reported SpaceX/Anthropic Colossus 1 lease: Anthropic’s April capacity additions, the technical difference between training and inference on mixed-generation GPUs, and the reported lease economics ahead of a possible SpaceXAI IPO.
Dissecting the AI Supply Chain
Where Value Accrues When Intelligence Gets Cheap
Semiconductors3 May 2026Own chokepoints, not wrappers
A six-layer AI-stack supply-chain deep dive inspired by Chamath/Social Capital: infrastructure, chips, data, models, execution and applications. The article maps bottlenecks across power, cooling, critical minerals, EUV, HBM, CoWoS, proprietary data, agent runtimes and physical actuation, with charts for layer defensibility, bottleneck severity and hyperscaler capex.