Zhipu releases new flagship model GLM-5.1 with a 10% price increase

On April 8th, Zhipu released the new generation flagship model GLM-5.1 with a 10% price increase. It is reported that GLM-5.1 is the only open-source model that achieves 8-hour continuous work. In the SWE bench Pro benchmark test, which is closest to real software development, GLM-5.1 achieved the first domestic model to surpass Opus 4.6. OpenRouter shows that with this release, the Zhipu GLM has once again raised its price by 10%. After the price adjustment, the cache hit token price of GLM-5.1 in the Coding scenario has approached the level of Claude Sonnet 4.6 under Anthropic. This is the first time that domestic large models have achieved price alignment with top overseas manufacturers in core scenarios.