O
OpenAIOpenAI is the maker of ChatGPT and the GPT model family, serving roughly 900M weekly active users with 50M+ paid subscribers — it filed its S-1 on June 8, 2026 ahead of a planned IPO.
224 Pulse stories
ZA
Zhipu AIChinese foundation model developer building the GLM family of large language models, offering them via API and cloud/on-prem enterprise deployments.
2 Pulse stories
Total Raised
$180B
OpenAIZhipu AI
Last Valuation
$852B
OpenAIZhipu AI
AI infra
Sector
AI infra
2015
Founded
2019
San Francisco, California, USA
HQ
Beijing, China
Private
Status
Public (2513.HK)
OpenAI investors
MicrosoftSoftBankNvidiaAmazonThrive CapitalSequoia CapitalKhosla Ventures
Zhipu AI investors
No investors on record.
Data from Value Add Pulse coverage and company research — see the full threads for OpenAI and Zhipu AI.