SMRTR ProgrammingJun 28, 2026Dev.to

A Guide to AI Cold Starts on Cloud Run

SMRTR summary

Cloud Run AI cold starts can hit 20 seconds, driving developers back to GKE. Breaking the startup into four phases — GPU provisioning, image streaming, engine initialization, and VRAM transfer — reveals clear optimization points: quantized models, CPU boost, Direct VPC egress, smart concurrency tuning, and proactive wake-up calls. Elastic serves millions of daily requests across 17+ model variants using these exact patterns.

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