Issue No. 001·March 21, 2026·Seoul Edition
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Undisk MCP

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An edge MCP file system with a 50ms undo button for AI agents

otherApril 15, 2026
ProductivityDeveloper ToolsAI
What It Does

Details

Undisk MCP provides a file system with an undo function that restores any file in under 50 milliseconds. It creates an immutable version every time a file is written, and includes policy guardrails, secret detection, and tamper-evident audit trails.

Who It's For

Best fit users

  • AI agents
  • Developers
  • Enterprise
Why It Matters

Why this one made the cut

The ability to undo changes to any file in under 50 milliseconds helps prevent data loss and enables quick recovery from errors. The immutable versioning system prevents accidental or intentional data manipulation.

Differentiator

What makes it different

The sub-50ms file restoration time and immutable versioning make Undisk MCP unique. It offers a 'surgical undo' feature that quickly restores specific files without affecting the entire system.

Sources

Where we found it

Sources

GLOBAL · Hacker NewsENApr 15, 2026Visit

First discovered Apr 15, 2026 · Hacker News