Artificial Analysis lists GLM-5.3 release with 1 million-token context window

Artificial Analysis lists Z AI's GLM-5.3 Max as released on August 18 with a 1 million-token context window and text-only input and output. The evaluator assigned it a score of 60 on its Intelligence Index, compared with a median of 35 for comparable reasoning models in the stated price tier. It lists Z AI API pricing of $1.40 per million input tokens and $4.40 per million output tokens.