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id: "74289d5620e771cb0cadab06654fcf389a25b336382660915d05df003d498309"
canonical_url: "https://aidr.today/74289d56?lang=en"
title: "WhiteMatter, which builds \"guardian\" AI agents to oversee file access, software use, decision making, and actions of existing AI agents, raised a $20M Series A (Alice Tecotzky/Business Insider)"
lang: "en"
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published_at: "2026-11-14T06:55:00.000Z"
category: "Funding"
topics: ["funding"]
source_urls: ["https://www.techmeme.com/261114/p5"]
summary: "WhiteMatter builds \"guardian\" AI agents to oversee file access, software use, decision making, and actions of existing AI agents. WhiteMatter raised a $20M Series A."
---

# WhiteMatter, which builds "guardian" AI agents to oversee file access, software use, decision making, and actions of existing AI agents, raised a $20M Series A \(Alice Tecotzky/Business Insider\)

> [Open the canonical story](<https://aidr.today/74289d56?lang=en>)

**Published:** 2026-11-14T06:55:00.000Z
**Category:** Funding
**Topics:** funding

## Summary

WhiteMatter builds "guardian" AI agents to oversee file access, software use, decision making, and actions of existing AI agents\. WhiteMatter raised a $20M Series A\.

## Sources

- [Story source](<https://www.techmeme.com/261114/p5>)