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GLM-5.3 Prime vs GLM-5.3: 16% Faster Tokens, the Same Wait, 2 the Bill

This story is from 2026-10-21. It is preserved in the archive; the latest stories are on the live feed.

GLM-5.3 Prime is GLM-5.3 served in Alibaba Cloud's faster "Prime mode", sold at about twice the price on the promise of 1.5–2× output speed. We sent the same coding prompt to both models through AIHubMix , alternating between them, and timed every streamed token. The short version: Decoding: Prime…

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  1. 2026-10-21 08:12 · DEV Community — AI
    GLM-5.3 Prime vs GLM-5.3: 16% Faster Tokens, the Same Wait, 2 the Bill

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