Z.ai: GLM 5.3

z-ai/glm-5.3

GLM-5.3 is a large-scale reasoning model from Z.ai, built for complex software engineering and long-horizon agent tasks. It supports text input and output with a 1M-token context window, and improves...

Modalities
Text
In / out price
₩2,457 / ₩7,722
1M
Context
1.31M
Released
Aug 19, 2026

Pricing

Prices are quoted in Korean won. Changes to the exchange rate or margin show up immediately.

Input (prompt)₩2,457 / 1M
Output (completion)₩7,722 / 1M
Cache read₩246 / 1M
Cache write

1,000 input tokens plus 1,000 output tokens costs about ₩10.18.