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Evidence receipt / belief

Published · transcript-backed

Reiner Pope: belief

29 Apr 2026 Dwarkesh Podcast Reiner Pope – The math behind how LLMs are trained and served

“I think that’s a pretty good assumption. If you look at the numbers, it might also turn out that it’s one tier down, and it’s DDR versus flash.”

— Reiner Pope

Source trail

Everything needed to verify it.

Speaker
Reiner Pope
Attribution
Verified speaker
Claim type
belief
Recorded
29 Apr 2026
Publisher
Dwarkesh Podcast

Transcript context

…Interestingly, they have different prices to write for. Do you specify this in the API for five minutes versus an hour? Which suggests that the five minutes is HBM and the hour is DDR. I think that’s a pretty good assumption. If you look at the numbers, it might also turn out that it’s one tier down, and it’s DDR versus flash. Interesting. I’ll look up the price difference. The base input tokens is $5 per million tokens.…

Stored transcript either side of the excerpt. The highlighted words are the published quote; the surrounding text is unedited source, never generated.

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