LightSeek Foundation(@lightseekorg):GLM 5.3 keeps the same architecture as 5.2 — no changes there, just a post-training weight update. But the jump in capability is huge. Truly impressive. TokenSpeed had day 0 support for GLM 5.3. Big thanks to the GLM team for open-sourcing such a strong model 👇

LightSeek Foundation

@lightseekorg

LightSeek is the creator of TokenSpeed, TorchSpec, and SMG — building next-generation AI infra systems

Joined October 2025

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LightSeek Foundation@lightseekorg

2026.08.28 18:40

GLM 5.3 keeps the same architecture as 5.2 — no changes there, just a post-training weight update. But the jump in capability is huge. Truly impressive. TokenSpeed had day 0 support for GLM 5.3. Big thanks to the GLM team for open-sourcing such a strong model 👇