# Microsoft Copilot **Microsoft Copilot** is a generative artificial intelligence chatbot and assistant developed by **Microsoft AI**, a division of Microsoft. It serves as a central component of the company’s AI ecosystem and was launched in 2023 as the primary successor to the discontinued virtual assistant, **Cortana**. ### History and Development * **Initial Launch:** The service was first introduced in February 2023 under the name **Bing Chat**. * **Integration:** It originated as a built-in feature for the **Microsoft Bing** search engine and the **Microsoft Edge** web browser. * **Rebranding:** In late 2023, Microsoft unified its chat features under the "Copilot" brand to align with its broader integration across Windows and Microsoft 365. ### Technical Specifications Microsoft Copilot is built upon proprietary technology and large language models (LLMs) developed by **OpenAI**. It leverages the capabilities of the: * **GPT-4** series * **GPT-4o** and advanced iterations ### Functionality As a generative AI tool, Copilot is designed to assist users with a variety of tasks, including: * Natural language conversation and information retrieval. * Content generation (text, code, and imagery). * Integration across Microsoft’s software suite to enhance productivity and workflow automation.