Chinese AI Model 'GLM-5.1' Released for Free, Surpassing Claude Opus 4.6 in Tests

product #llm 📝 Blog|Analyzed: Apr 8, 2026 02:16•

Published: Apr 8, 2026 02:12

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1 min read

Analysis

This release marks an exciting leap in open-source AI, offering powerful agent capabilities that can handle tasks lasting several hours. It is thrilling to see such competitive performance from a free model, potentially democratizing access to state-of-the-art Large Language Models (LLM) for developers worldwide.

Key Takeaways

•GLM-5.1 is available completely free of charge
•It outperforms Claude Opus 4.6 in specific benchmark tests
•The model excels at long-duration, complex agent workflows

Reference / Citation

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"The Chinese-made AI model 'GLM-5.1' has been released for free, beating Claude Opus 4.6 in some tests and demonstrating its power in agent tasks lasting several hours."

GigazineApr 8, 2026 02:12

* Cited for critical analysis under Article 32.

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