API pricing

GLM 5.3 API pricing

Z.ai

z-ai/glm-5.3

tools

Input / output

$0.079/M

$2.5/M out

Input

$0.079/M

Output

$2.5/M

Context

1M

Updated

2026-10-18

GLM 5.3 API pricing via OpenRouter: $0.079/M input, $2.5/M output, 1M context. Estimate workload cost in the calculator or side-by-side compare.