Microsoft and OpenAI announced a definitive new agreement that recasts their decade-long alliance: Microsoft will support OpenAI’s formation of a Public Benefit Corporation (PBC) and, after recapitalization, will hold roughly a 27% stake in the OpenAI Group PBC valued at about $135 billion...
Microsoft and OpenAI have moved from a tight, exclusive alliance to a formal — yet deliberately flexible — next phase, signing a non‑binding memorandum that preserves deep commercial ties while granting OpenAI wider options to source compute and capital as it builds out a colossal infrastructure...
The relationship between Microsoft and OpenAI has shifted from near-monogamy to a pragmatic, negotiated partnership — Microsoft is no longer OpenAI’s exclusive cloud provider, but it remains deeply tied to OpenAI through long-term commercial terms and preferred access arrangements. This isn’t a...