GLM-5.1

Open Weights

754B

Parameters

Benchmarks

About GLM-5.1

GLM-5.1 is an AI model developed by Zhipu AI, released in 2026, made available as an open-weights model with 754B params. GLM-5.1 is Z.AI (Zhipu AI)'s 754B-parameter Mixture-of-Experts foundation model, the largest open-weight model from the .

On this page you'll find GLM-5.1's full specifications, including 6 benchmark results. Review provider pricing and benchmark scores below, or compare GLM-5.1 head-to-head with other AI models.

→ More models by Zhipu AI → AI benchmarks leaderboard

Links

Announcement ↗ Paper ↗ Hugging Face ↗

Community

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GLM-5.1 benchmark scores▶

Compare on the benchmark table →

Benchmark	Category	Score	Variant
Terminal-Bench 2.0	agentic	55.3%
HumanEval	code	93.2%	pass@1
SWE-bench Pro	code	58.4%	agentic
SWE-bench Verified	code	75.6%
MMLU-Pro	general	81.4%
AIME 2025	math	82.7%

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Frequently asked questions

What is GLM-5.1? ▶

GLM-5.1 is Z.AI (Zhipu AI)'s 754B-parameter Mixture-of-Experts foundation model, the largest open-weight model from the It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.

Who created GLM-5.1? ▶

GLM-5.1 was developed by Zhipu AI and released in 2026.

Is GLM-5.1 open source or proprietary? ▶

GLM-5.1 ships as an open-weights model: you can download and self-host the weights, though the licence may place some restrictions on use.

How much does GLM-5.1 cost? ▶

Pricing for GLM-5.1 depends on the provider. See the providers table on this page for the latest API rates.

How does GLM-5.1 perform on benchmarks? ▶

GLM-5.1 is benchmarked across 6 evaluations on GenAIList, including Terminal-Bench 2.0 (55.3%). See the full benchmark table below and compare it with other models.