OpenAI
OpenAI GPT-5.5 and DeepSeek V4 Launch in Major AI Model Week
OpenAI released GPT-5.5, reclaiming the performance lead in large language models, while DeepSeek launched V4 with…
Category: Companies
Funding, deals, leadership shifts, and strategy from the companies building the AI stack.
OpenAI
OpenAI Ends Microsoft Exclusive Partnership, Caps Revenue Share
OpenAI and Microsoft ended their exclusive partnership Monday, allowing OpenAI to license models to competing cloud…
OpenAI
Microsoft Reports 20M Paid Copilot Users, Revamps OpenAI Deal
Microsoft reported 20 million paid Copilot enterprise seats with 20% quarter-over-quarter usage growth, while restructuring its…
OpenAI
OpenAI Ends Microsoft Exclusivity as AI Partnerships Reshape
OpenAI and Microsoft ended their exclusive partnership Monday, allowing OpenAI to work with any cloud provider…
OpenAI
Musk vs Altman Trial Begins Over OpenAI’s $134B Future
Elon Musk testified as the first witness in his $134 billion lawsuit against OpenAI CEO Sam…
OpenAI
DeepSeek-V4 and Xiaomi MiMo Lead Open Source AI Surge at 1/6th Cost
DeepSeek-V4 delivers frontier AI performance at one-sixth the cost of proprietary models, while Xiaomi's MiMo and…
OpenAI
Musk vs Altman Trial Begins with $134B OpenAI Lawsuit
Elon Musk and Sam Altman began their jury trial over OpenAI's future, with Musk seeking $134…
OpenAI
Microsoft Ends OpenAI Exclusivity Deal, Opens Azure AI Competition
Microsoft and OpenAI ended their exclusive partnership Monday, allowing OpenAI to sell services on AWS and…
OpenAI
DeepSeek-V4 Sets New Benchmark Records at 1/6th GPT-5.5 Cost
DeepSeek released its V4 model achieving benchmark performance comparable to OpenAI's new GPT-5.5 while costing one-sixth…
OpenAI
Musk vs Altman Trial Begins as $134B OpenAI Lawsuit Goes to Jury
Elon Musk's $134 billion lawsuit against OpenAI and Sam Altman began jury selection April 27th, alleging…
OpenAI
OpenAI Ends Microsoft Exclusive Deal, Opens Cloud Competition
OpenAI and Microsoft ended their exclusive partnership and revenue-sharing arrangement, allowing OpenAI to work with competing…
OpenAI
Musk vs Altman Trial Begins With $134B at Stake for OpenAI
Elon Musk and Sam Altman began their high-stakes trial on April 27, 2025, with Musk seeking…