GLM 5.3 Flash

GLM 5.3 Flash

Developer	Z.ai
Release date	August 26, 2026
Family	GLM
Generation	GLM 5.3
Level
Architecture	glm5_next
Context window	1M tokens
Max output	131K tokens
Input	Text, image, video
Output	Text
Weights	Open weights
Predecessor	GLM 4.7 Flash
Website	z.ai
Links	Model card Hugging Face

Part of a series on

input: $0.0399
cached: $0.03
output: $0.0784
Context: 1Mtokens
Released: 2mo ago
Size: 321Bparameters

Specifications

Model

Developer: Z.ai
Family: GLM GLM 5.3
Type: Language model
Released: August 26, 2026
Model ID: z-ai/glm-5.3-flash

Capabilities

Input → output: Text, image, video → Text
Native context: 1M tokens
Max output: 131K tokens
Tokenizer: Other

Weights

Openness: Open weights
Size: 321B
Architecture: glm5_next
Families: glm5_next
Hugging Face: zai-org/GLM-5.3-Flash

Sources:models.devOpenRouter

Metadata synced Nov 3, 2026, 11:17 PM UTC

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