Released V4-Pro and V4-Flash open-weight models with up to 1.6 trillion parameters

Released DeepSeek-V4 with 1M-token context at 10% KV cache cost

Initiates first external fundraising round, targeting at least $300M at a $10B+ valuation to set a benchmark for employee stock options.

Delays to DeepSeek-V4 model due to Huawei Ascend chip compatibility work

Lost core researchers Luo Fuli to Xiaomi and Guo Daya to ByteDance

Seeking first external funding round of $300M+ at $10B+ valuation

Announced the release of the GLM-5.1 large language model, claiming significant performance gains over GLM-5.0.

Zhipu AI's GLM-5.1 model is reported to achieve autonomous self-improvement capability, evaluating and refining its own outputs without human metrics.

Released GLM-5.1 series of large language models, including flagship GLM-5.1-9B/1M with 1M token context.

Announced GLM-5.1 model series with 1M token context window and 128K output tokens