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GLM-Z1-32B

32B reasoning model matching R1-class performance per Zhipu

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About

GLM-Z1-32B is Zhipu AI's reasoning model built on GLM-4-32B-0414, trained with cold-start data plus extended reinforcement learning focused on math, code, and logic. Zhipu claims the 32B model matches DeepSeek-R1's 671B on tasks like AIME and LiveCodeBench — a vendor claim worth treating with the usual caution. A 9B sibling targets resource-constrained deployment. The weights are Apache 2.0, which is genuinely permissive. English-language evaluation coverage and community tooling are thinner than for the Qwen or DeepSeek ecosystems, and independent benchmark reproductions are harder to find.

Specs

Context window

32K-128K

Pricing

Free quota

API access

Self-host via Hugging Face weights (Apache 2.0); Z.ai API

Weights

Open weights

Released

Not disclosed

Benchmarks

Zhipu-reported: matches DeepSeek-R1 (671B) on AIME 24/25, LiveCodeBench, GPQA in some tasks

Provider-reported unless a source says otherwise. Benchmarks are marketing-adjacent by nature — treat them as directional.

Use cases

math reasoningcode reasoningefficient Chinese-English reasoning

Trust score — 6/10

/10 trustMetrics-checked

Scored 6/10 (metrics tier, metrics-v1). Evidence: Zhipu/Z.ai announcement April 2025: GLM-Z1-32B-0414 built on GLM-4-32B-0414, cold-start + extended RL; 9B sibling exists.; Apache 2.0 weights per third-party model table.; Vendor claim (matches R1-671B on some tasks) flagged as vendor-reported; exact day not pinned (releasedAt null).; Limitation: thin English evaluation coverage and community tooling; metrics tier (press-release sources)..

Sources