Z.ai: GLM 5.2 (free) reasoning

openrouter
GLM 5.2 is a large-scale reasoning model from Z.ai. It supports text input and output with a 1M-token context window, and is suited for long-horizon agent workflows, project-level software engineering,...

Capabilities

Context Window 128k tokens
Max Output 128k tokens
Inputs
Outputs

Pricing (per 1M tokens)

Input $-
Output $-
Cache Read -
Cache Write -

Supported Parameters

frequency_penaltyinclude_reasoningmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyseedstoptemperaturetop_ktop_p