Z.ai: GLM 5.3 Flash (z-ai/glm-5.3-flash) is a chat model from openrouter with a 1.3M-token context window; capabilities tools, vision, reasoning; input image, text, video; output text.
1.3MContext
943.7KMax output
$0.045$ / 1M in
Pricing
Input
$0.045 / 1M tokens
Output
$0.14 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: litellm. Last verified 2026-09-26.