Chat—Copilot can summarize up to 30 days of the chat content before the last message in a chat. Copilot uses only the single chat thread as source content for responses. It can't reference other chats or data types, like meeting transcripts, emails, and files. Users can select prewritten prompts or write their own questions. Responses include clickable citations that direct users to the relevant source content that was used. Conversations with Copilot take place in a side panel and allows users to copy and paste. Copilot conversations close when the side panel closes. Meetings—Users can invoke Copilot in meetings or calls within the same tenant. Copilot uses the transcript in real-time to answer questions from the user. It only uses the transcript and knows the name of the user typing the question. Users can type any question or use predetermined prompts. Copilot answers questions only related to the meeting conversation from the transcript. The user can copy/paste an answer and access Copilot after the meeting ends. Copilot—Users access data across their Microsoft 365 Graph and use LLM functionality. Calls—Automates important administrative tasks of a call, like capturing key points, task owners, and next steps. It supports voice over Internet Protocol (VoIP) and public switched telephone network (PSTN) calls., Microsoft Copilot is your companion to inform, entertain, and inspire. Get advice, feedback, and straightforward answers. Try Copilot now., Microsoft 365 Copilot is an AI assistant for work that’s built to support organizations and businesses. Copilot combines advanced language models with your business data and your everyday productivity apps—such as Word, Excel, PowerPoint, Outlook, and Teams..