Z.ai · GLM-Image & CogView line · image · open weights
GLM-Image was released by Z.ai on January 14, 2026, as an open-weights image model in the GLM-Image & CogView line.
GLM-Image replaces CogView4-6B with an open model that pairs a 9B-parameter autoregressive generator with a 7B-parameter diffusion decoder that has a glyph encoder for text inside images, and costs $0.015 per image on the Z.ai API versus $0.01 for CogView-4.
Compared with CogView4-6B · the model it replaces
Costs developers 50% more per image than CogView-4
Price per image — what developers pay on the Z.ai API
$0.015 / image
up from $0.01 per image for CogView-4
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GLM-Image is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.
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