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CogView4-6B

Z.ai · GLM-Image & CogView line · image · open weights

Released March 4, 2025Replaced by GLM-Image

CogView4-6B was released by Z.ai on March 4, 2025, as an open-weights image model in the GLM-Image & CogView line.

No detailed card for this model: we only add numbers published by the maker or by independent benchmarks. Sources: GitHub · Hugging Face

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Where the GLM-Image & CogView line stands

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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GLM-Image

Z.ai · GLM-Image & CogView line · image · open weights
Too early to call269 days since the last release — only 2 gaps on record

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.

Released Jan 14, 2026 · what changed →
Days since last release
GLM-Image · Jan 14, 2026
269
days
Recent gaps
GLM-Image · Jan 2026
316
CogView4-6B · Mar 2025
156

Every GLM-Image & CogView release

Newest first. See the full line with every card →

  1. Jan 14, 2026GLM-Image
  2. Mar 4, 2025CogView4-6B · this page
  3. Sep 29, 2024CogView3-Plus-3B