z-ai/glm-5.2GLM-5.2 is Z.ai (Zhipu AI)’s open-weights AI model, released Jun 16, 2026. It costs $1.40/M input and $4.40/M output tokens, and handles a 1M-token context window. Its strongest use case is agentic & tools, where it ranks in the 78th percentile of the models Model Beat tracks.
GLM 5.2 is a large-scale reasoning model from Z.ai.
Scores on standardized evaluations. Higher is better — and rank shows where GLM-5.2 lands among all models tracked on Model Beat.
Abstract visual reasoning
Harder abstract reasoning
Graduate-level scientific reasoning
Frontier of human expert knowledge
Common-sense trick questions
Factual accuracy & hallucination
Novel ML problem-solving
Scientific research coding
Real GitHub issue resolution
Human-rated web development
Olympiad-qualifier math
Multi-step agentic tasks
Tool-agent-user reliability
GLM 5.2 is a large-scale reasoning model from Z.ai.
GLM-5.2 is an AI model developed by Z.ai (Zhipu AI), released Jun 16, 2026.
GLM-5.2's list price from Z.ai (Zhipu AI) is $1.40 per million input tokens and $4.40 per million output tokens. The cheapest credible third-party provider on OpenRouter (Relace) serves it at $0.97/$4 per 1M.
GLM-5.2 supports a context window of up to 1M tokens.
On standardized evaluations tracked by Epoch AI, GLM-5.2 scores 99.1% on τ²-bench, 91.9% on GPQA Diamond, 78.7% on SWE-bench Verified.
GLM-5.2 is released with open weights (Open weights (unrestricted)), so the model can be downloaded and self-hosted.
Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Oct 6, 2026.