GLM 5.3 Flash now available on AI Gateway
2 months agoOriginal notes
GLM 5.3 Flash from Z.ai is now available on AI Gateway as zai/glm-5.3-flash.
GLM 5.3 Flash is a multimodal coding model with a 1M-token context window. It accepts both text and image inputs and supports function calling, structured output, and streaming.
To include images, pass them with text in a message. A request can include multiple images using URLs, Base64 data URLs, or binary data:
To use GLM 5.3 Flash with a coding agent, run vercel ai-gateway coding-agents setup, then select zai/glm-5.3-flash as your agent's model.
Try GLM 5.3 Flash in the model playground, or browse all language models.