Z.ai prices GLM-5.3 API access at $1.40 per million input tokens and $4.40 per million output tokens, unchanged from GLM-5.2 (Carl Franzen/VentureBeat)

GLM-5.3 keeps GLM-5.2’s API price while undercutting Kimi K3 on listed token costs.

Z.ai set GLM-5.3 at $1.40 per million input tokens and $4.40 per million output tokens. Techmeme’s note says that is unchanged from GLM-5.2. It also cites Kimi K3 at $3 per million input tokens and $15 per million output tokens. Techmeme's note