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OpenAI (OPENAI) partners with Microsoft (MSFT), caps revenue share

Published on 4/27/2026

OpenAI (OPENAI) partners with Microsoft (MSFT), caps revenue share

AI Summary

OpenAI (OPENAI) and Microsoft (MSFT) have announced a new partnership agreement allowing OpenAI to cap revenue share payments at 20%, continuing until 2030. Microsoft, which has invested over $13 billion in OpenAI since 2019, will no longer make revenue share payments to OpenAI as of this agreement. OpenAI can now offer its products across multiple cloud providers, including Amazon and Google, while Microsoft remains its primary cloud provider. Microsoft's investment in OpenAI's for-profit arm is valued at approximately $135 billion, equating to about 27% ownership on an as-converted diluted basis.