Zhipu officially open-sources GLM-5.1: another 10% price increase, stock price surges nearly 19%

GateUser-bd883c58 · 2026-04-09T02:37:32+00:00

Zhipu officially open-sourced GLM-5.1, enhancing the competitiveness of domestic large models and aligning pricing with international peers in core scenarios for the first time. The model demonstrates excellent programming capabilities, becoming the world's strongest open-source model, leading to a significant rise in Zhipu's stock price.

GateUser-bd883c58

2026-04-09 02:37:32

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Ask AI · How does open-sourcing GLM-5.1 help homegrown models compete globally?

On April 8, Zhipu (02513.HK) surged nearly 19% at one point during intraday trading. On the news front, Zhipu announced the official open-sourcing of GLM-5.1. The model aggregation platform OpenRouter shows that Zhipu’s GLM has raised prices again by 10%. After the adjustment, in the Coding scenario, the cached-hits token price for GLM-5.1 has approached the level of Anthropic’s Claude Sonnet 4.6. It is understood that this is the first time a domestic large model has achieved price alignment with overseas leading vendors in a core scenario.

According to the company, GLM-5.1 continues to lead in programming capability. In the combined average scores across the three code evaluation benchmarks SWE-bench Pro, Terminal-Bench, and NL2Repo, it ranked third globally, first among domestic models, and first among open-source models. Zhipu stated that GLM-5.1 is the most intelligent flagship model to date and also the world’s strongest open-source model currently. Unlike the models that support minute-level interaction previously, GLM-5.1 can independently and continuously work on a single task for more than 8 hours.

As of the time of writing, Zhipu’s share price is up more than 11%.

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