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Fable Mode

Engineering leads who want coding agents to show evidence before they change a repository.

  • Recommendedour rating
  • 24gitHub stars
  • MITlicence
  • 23 days agolast update
claude mcp add fable-engine -- uvx --from fable-engine==1.3.9 fable-engine
README.md

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What it does

A control plane for AI coding agents that makes an agent plan, gather evidence and pass an adversarial review before it gets write access to the workspace. The gates are enforced by the software, not by prompt wording. Each run keeps a sealed verification record of what was checked.

Use cases

  1. 01Require evidence before an agent edits a repository
  2. 02Run an adversarial review of a proposed change
  3. 03Keep a sealed record of what was verified

Questions about
Fable Mode.

What is Fable Mode used for?

Engineering leads who want coding agents to show evidence before they change a repository. A control plane for AI coding agents that makes an agent plan, gather evidence and pass an adversarial review before it gets write access to the workspace. The gates are enforced by the software, not by prompt wording. Each run keeps a sealed verification record of what was checked.

How do I install Fable Mode?

Run this in your terminal: claude mcp add fable-engine -- uvx --from fable-engine==1.3.9 fable-engine

Is Fable Mode open source?

Yes. The code is on GitHub (REX-codebase/fable-mode) under the MIT licence.

Is Fable Mode safe to use?

It passed our automatic scan for credential theft, hidden instructions and risky install commands. Third party open source software. Sabemos AI does not maintain it. Check the code and permissions before you connect it to company data.