Alex Getmanearly AI signals
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SightingZ.aiglm-5.3-prime

GLM-5.3 Prime spotted on Alibaba Model Studio API

Confirmed · 2 evidence linksFirst seen Updated Recorded automatically by Signal Forge

GLM-5.3 Prime from Z.ai was first recorded on 21 Sep 2026. Its release date is not established. Catalogues list a 1,000,000 tokens context window. 2 evidence links.

Facts as of

Context window
1,000,000
Max output
131,072
Input
text
Output
text

Alex's take

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Evidence links 2

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