Z.ai: GLM 5.3 Prime launched — 2026-09-23 22:15:21 UTC
OpenRouter · Detected 2026-09-23T22:15:21.122Z
Original source: https://openrouter.ai/api/v1/modelsLAUNCHED
Before: Not present
After: Z.ai: GLM 5.3 Prime
These values are captured from the named source, confirmed on consecutive observations, and held for six hours to screen rapid reversals. OpenRouter-listed changes describe its catalog, not necessarily a direct provider price change.
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