AI inference cloud Wafer hits $8M ARR in 4 months, raises $40M Series A

ycombinator · x · 2026-09-02

A YC Founder Firesides episode featured Wafer (@waferai), a fast AI inference cloud that uses agents to optimize GPUs and run open-source models at industry-leading speeds — delivering open-source costs with the latency of a much smaller model.

Just four months after launching the cloud, Wafer has gone from zero to $8 million in ARR and just raised a $40M Series A.

Related event: Wafer Raises $40M Series A, Hits $8M ARR in Four Months(6 posts)→

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