{ "data": null, "kind": "anchor.page", "links": { "api": "https://www.anchorterminal.com/api/v1/index.json", "html": "https://www.anchorterminal.com/people/darrel-miller/", "json": "https://www.anchorterminal.com/people/darrel-miller/index.json", "llms": "https://www.anchorterminal.com/llms.txt", "markdown": "https://www.anchorterminal.com/people/darrel-miller/index.md", "mcp": "https://www.anchorterminal.com/mcp", "slim": "https://www.anchorterminal.com/people/darrel-miller/index.min.md" }, "markdown": "Partner API Architect.\n\n- LinkedIn: https://www.linkedin.com/in/darrelmiller/\n\n## What Darrel builds\n\n- [Microsoft Excel (Microsoft Graph workbook API)](https://www.anchorterminal.com/tools/microsoft-excel-graph.md), graded C, 58.6/100, in Spreadsheets \u0026 operational tables. Workbook endpoints of Microsoft Graph for Excel files stored in OneDrive for work or school and SharePoint. Calls read and write ranges, tables, charts and named items, and run Excel worksheet functions on a file in place. Partner API Architect, researched 2026-10-26.\n- [Microsoft Graph Calendar API](https://www.anchorterminal.com/tools/microsoft-graph-calendar.md), graded B, 65.2/100, in Calendars \u0026 scheduling. Calendar endpoints of Microsoft Graph for Outlook, Microsoft 365 and Exchange Online. Partner API Architect, researched 2026-10-26.\n- [Microsoft Graph People and Contacts API](https://www.anchorterminal.com/tools/microsoft-graph-people.md), graded B, 64.7/100, in Contacts \u0026 address books. Microsoft Graph endpoints for a user's Outlook personal contacts and contact folders, with delta sync, and the people API, which ranks the people most relevant to a user and supports fuzzy search. Partner API Architect, researched 2026-10-26.\n- [Microsoft Teams (Microsoft Graph)](https://www.anchorterminal.com/tools/microsoft-teams.md), graded B, 62.3/100, in Work \u0026 productivity. Microsoft Graph endpoints for Microsoft Teams. An app lists teams, channels and chats, reads and sends messages, manages members and receives change notifications over REST, with OAuth tokens from Microsoft Entra ID for work or school accounts. Partner API Architect, researched 2026-10-26.\n- [OneDrive and SharePoint files (Microsoft Graph)](https://www.anchorterminal.com/tools/onedrive-sharepoint.md), graded B, 65.4/100, in File storage \u0026 sharing. Drive and driveItem endpoints of Microsoft Graph for files in OneDrive, OneDrive for work or school and SharePoint document libraries. Calls upload, download, list, search, share by link or invitation, and delete files and folders. Partner API Architect, researched 2026-10-26.\n- [Outlook Mail (Microsoft Graph)](https://www.anchorterminal.com/tools/outlook-mail-graph.md), graded B, 66.4/100, in Mailbox access. Mail endpoints of Microsoft Graph for Outlook, Microsoft 365 and Exchange Online mailboxes. An app reads, searches, drafts, sends and files messages over REST with OAuth tokens from Microsoft Entra ID. Partner API Architect, researched 2026-10-26.\n\n## Works with\n\n- [Achint Srivastava](https://www.anchorterminal.com/people/achint-srivastava/), VP of Software Engineering, Office of the CTO; Decision-1 launch author\n- [Bill Gates](https://www.anchorterminal.com/people/bill-gates/), Co-founder, Microsoft\n- [Brandon Werner](https://www.anchorterminal.com/people/brandon-werner/), Principal Product Architect; Agent ID creator\n- [Dan Hellem](https://www.anchorterminal.com/people/dan-hellem/), Principal Product Manager, Azure DevOps\n- [Dong Li](https://www.anchorterminal.com/people/dong-li/), Partner Director; Head of Product, Azure Speech and Voice Agents\n- [Eric Imasogie](https://www.anchorterminal.com/people/eric-imasogie/), Senior Product Manager; Microsoft Learn MCP server owner\n- [Faraz Siddiqui](https://www.anchorterminal.com/people/faraz-siddiqui/), Senior Technical Program Manager; Product Manager for Azure Maps Geospatial APIs\n- [Gary Pretty](https://www.anchorterminal.com/people/gary-pretty/), Principal Product Manager, Microsoft Copilot Studio\n- [Julie Strauss](https://www.anchorterminal.com/people/julie-strauss/), Vice President, AI Sales, Marketing and Incubations\n- [Paul Allen](https://www.anchorterminal.com/people/paul-allen/), Co-founder, Microsoft\n- [Pieter de Bruin](https://www.anchorterminal.com/people/pieter-de-bruin/), Technical Program Manager; Learn partnerships and MCP integrations\n- [Sandeep K Sen](https://www.anchorterminal.com/people/sandeep-k-sen/), Product Manager, Azure MCP and CoreAI\n- [Shawn Henry](https://www.anchorterminal.com/people/shawn-henry/), Principal Group Product Manager; Product Lead, Microsoft Agent Framework\n- [Tianqi Zhang](https://www.anchorterminal.com/people/tianqi-zhang/), Principal Software Engineering Manager; Learn knowledge-discovery and MCP team\n- [Vamshidhar Kommineni](https://www.anchorterminal.com/people/vamshidhar-kommineni/), Group Product Manager, Azure Storage\n- [Yury Semikhatsky](https://www.anchorterminal.com/people/yury-semikhatsky/), Principal Software Engineer; active Playwright MCP maintainer\n\n## Questions\n\n### Who is Darrel Miller?\n\nDarrel Miller is partner API Architect.\n\n### What does Microsoft make?\n\nAnchor Terminal lists Microsoft Excel (Microsoft Graph workbook API), Microsoft Graph Calendar API, Microsoft Graph People and Contacts API, Microsoft Teams (Microsoft Graph), OneDrive and SharePoint files (Microsoft Graph) and Outlook Mail (Microsoft Graph) from Microsoft. Workbook endpoints of Microsoft Graph for Excel files stored in OneDrive for work or school and SharePoint. Calls read and write ranges, tables, charts and named items, and run Excel worksheet functions on a file in place.\n\n### How are Darrel's tools graded?\n\nMicrosoft Excel (Microsoft Graph workbook API) is graded C, 58.6 out of 100; Microsoft Graph Calendar API is graded B, 65.2 out of 100; Microsoft Graph People and Contacts API is graded B, 64.7 out of 100; Microsoft Teams (Microsoft Graph) is graded B, 62.3 out of 100; OneDrive and SharePoint files (Microsoft Graph) is graded B, 65.4 out of 100; Outlook Mail (Microsoft Graph) is graded B, 66.4 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.\n\n## Sources\n\n- https://www.linkedin.com/in/darrelmiller/\n- https://www.gatesfoundation.org/about/leadership/bill-gates\n- https://www.gatesfoundation.org/about/verified-accounts\n- https://www.linkedin.com/company/microsoft/\n- https://x.com/Microsoft/with_replies\n- https://support.microsoft.com/en-us\n\nThese are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. 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