AI spend falls in latest Ramp AI Index as frontier price cuts bite; open source under 5%

PaulYacoubian · x · 2026-10-02

The latest Ramp AI Index shows enterprise AI spend falling — a possible 'reverse Jevons paradox.' Frontier price cuts plus cheaper, more efficient standard/lite-tier models are pushing down the cost of using AI. Open source models remain under 5% of business spend, and the decline is driven almost entirely by OpenAI vs. Anthropic competition.

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