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  "markdown": "Co-author of TokenEconomizer, Microsoft Research.\n\n## What Weijia builds\n\n- [TokenEconomizer](https://www.anchorterminal.com/tools/tokeneconomizer.md), graded B, 62.6/100, in Code \u0026 developer platforms. TokenEconomizer is an Apache-2.0 plugin from Microsoft Research and UC Berkeley that cuts repeat coding-agent cost in a repository by injecting learned facts, pruning unused tools and redirecting stuck turns. It runs in Claude Code, Codex, Copilot CLI and Pi. Co-author of TokenEconomizer, Microsoft Research, researched 2026-10-30.\n\n## Works with\n\n- [Aaron J. Li](https://www.anchorterminal.com/people/aaron-j-li/), First author of TokenEconomizer, UC Berkeley\n- [Acar Tamersoy](https://www.anchorterminal.com/people/acar-tamersoy/), Co-author of TokenEconomizer, Microsoft Security\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 and technical adviser, Microsoft\n- [Bin Yu](https://www.anchorterminal.com/people/bin-yu/), Co-author of TokenEconomizer, UC Berkeley\n- [Chandan Singh](https://www.anchorterminal.com/people/chandan-singh/), Co-author of TokenEconomizer, Microsoft Research\n- [Charlotte Siska](https://www.anchorterminal.com/people/charlotte-siska/), Co-author of TokenEconomizer, Microsoft Security\n- [Dan Hellem](https://www.anchorterminal.com/people/dan-hellem/), Principal Product Manager, Azure DevOps\n- [Darrel Miller](https://www.anchorterminal.com/people/darrel-miller/), Partner API Architect\n- [Eric Imasogie](https://www.anchorterminal.com/people/eric-imasogie/), Senior Product Manager; Microsoft Learn MCP server owner\n- [Ion Stoica](https://www.anchorterminal.com/people/ion-stoica/), Co-author of TokenEconomizer, UC Berkeley\n- [Jeevana Priya Inala](https://www.anchorterminal.com/people/jeevana-priya-inala/), Co-author of TokenEconomizer, Microsoft Research\n- [Jianfeng Gao](https://www.anchorterminal.com/people/jianfeng-gao/), Co-author of TokenEconomizer, Microsoft Research\n- [Julie Strauss](https://www.anchorterminal.com/people/julie-strauss/), Vice President, AI Sales, Marketing and Incubations\n- [Kevin Scott](https://www.anchorterminal.com/people/kevin-scott/), Chief Technology Officer, Microsoft\n- [Michel Galley](https://www.anchorterminal.com/people/michel-galley/), Co-author of TokenEconomizer, Microsoft Research\n- [Paul Allen](https://www.anchorterminal.com/people/paul-allen/), Co-founder, Microsoft, left day-to-day work there in 1983\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- [Satya Nadella](https://www.anchorterminal.com/people/satya-nadella/), Chairman and CEO, Microsoft\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- [Xiaoyi Zhang](https://www.anchorterminal.com/people/xiaoyi-zhang/), Microsoft Mage Team; first author of the Mage-VL-Cowork technical report\n- [Yury Semikhatsky](https://www.anchorterminal.com/people/yury-semikhatsky/), Principal Software Engineer; active Playwright MCP maintainer\n\n## Questions\n\n### Who is Weijia Xu?\n\nWeijia Xu is co-author of TokenEconomizer at Microsoft Research.\n\n### What does Microsoft make?\n\nAnchor Terminal lists TokenEconomizer from Microsoft. TokenEconomizer is an Apache-2.0 plugin from Microsoft Research and UC Berkeley that cuts repeat coding-agent cost in a repository by injecting learned facts, pruning unused tools and redirecting stuck turns. It runs in Claude Code, Codex, Copilot CLI and Pi.\n\n### How are Weijia's tools graded?\n\nTokenEconomizer is graded B, 62.6 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.\n\n## Sources\n\n- https://raw.githubusercontent.com/microsoft/TokenEconomizer/main/README.md\n- https://tokeneconomizer.github.io/\n- https://arxiv.org/abs/2610.22732\n- https://raw.githubusercontent.com/microsoft/TokenEconomizer/main/SECURITY.md\n- https://www.microsoft.com/.well-known/security.txt\n- https://web.archive.org/web/20261030105749/https://github.com/microsoft/TokenEconomizer\n- https://www.gatesfoundation.org/about/leadership/bill-gates\n- https://en.wikipedia.org/wiki/Paul_Allen\n- https://news.microsoft.com/source/exec/satya-nadella/\n- https://news.microsoft.com/source/exec/kevin-scott/\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. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.\n",
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