API pricing
Z.ai
z-ai/glm-5.3-flashx
Input / output
$0.37/M
$1.25/M out
Input
$0.37/M
Output
$1.25/M
Context
1M
Updated
2026-10-18
GLM 5.3 FlashX API pricing via OpenRouter: $0.37/M input, $1.25/M output, 1M context. Estimate workload cost in the calculator or side-by-side compare.