That's still including margins of cloud vendors. OpenAI had Microsoft providing resources which could do that at much lower cost. It still won't be cheap but yo

That's still including margins of cloud vendors. OpenAI had Microsoft providing resources which could do that at much lower cost. It still won't be cheap but you'll be way below $5m if you buy hardware yourself, given that you're able to utilize it long enough. Especially if you set it up in a region with low electricity prices, latency doesn't matter anyway.