AI BriefingGLM 5.3 Flash Launches on AI Gateway
Key point
Z.ai's GLM 5.3 Flash has launched on Vercel AI Gateway, enabling its use for coding and agentic tasks.
Details
Z.ai's GLM 5.3 Flash model has launched on Vercel's AI Gateway. This model is a faster and more affordable version of GLM 5.3, optimized for multi-step coding and agentic tasks.
GLM-5.3 Flash is a multimodal model supporting text and vision, offering a 1M token context window and up to 128K token output. It also supports function calling, structured output, and streaming.
To use this model with coding agents (such as Claude Code, Codex, and Cursor), run the vercel ai-gateway coding-agents setup command and then select zai/glm-5.3-flash. AI Gateway provides a unified API for model invocation, usage tracking, cost management, and retry and failover configuration, offering the service with no markup on provider prices and no platform fees.
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