# Microsoft Copilot |  | **Microsoft Copilot** is a large language model-based chatbot developed by Microsoft. It was launched as Bing Chat on February 7, 2023, as a built-in extension for Microsoft Edge, and is the indirect successor to Cortana. Over the course of 2023, Microsoft began to unify the Copilot branding across its various chatbot products. | | ---- | ---- | | | wikipedia:: [Microsoft Copilot](https://en.wikipedia.org/wiki/Microsoft_Copilot) | | | url:: [Microsoft Copilot](https://www.microsoft.com/en-us/microsoft-365/enterprise/copilot-for-microsoft-365) | [[GitHub Copilot]]