Robot brain inference cost fell 84% in two months, from $2.36 to $0.38 per task

victor_explore · x · 2026-10-19

Citing Peter Diamandis and Emad Mostaque: the cost for an AI model to run a robot through a task dropped from $2.36 in July to $0.38 in September — an 84% fall. At a halving every 3 weeks, robot "brains" approach free, leaving hardware as the only major bill. The poster's takeaway: stop waiting for smarter models, hardware is the bottleneck left.

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