cozytab/fable5-mode

117 stars · Last commit 2026-07-15

Make Opus 4.8 (or any Claude model) work like Claude Fable 5 — a Claude Code skill + guard hooks (plan gate, model ceiling, per-task enforcement) for Fable-5-grade discipline: plan, self-verify, and route sub-agents, without Fable 5.

README preview

# fable5-mode

**English** | [简体中文](README.zh-CN.md)

**Make Opus 4.8 — or any Claude model — work like Claude Fable 5.** A
[Claude Code](https://claude.com/claude-code) skill plus guard hooks that give a
non-frontier model Fable-5-grade work discipline: plan-gate, self-verification,
and sub-agent routing, enforced mechanically.

The skill is invoked as `fable-mode`; its premise:

> **output quality = model capability × work discipline**

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## Quickstart

```bash
# 1. Install the skill (honors CLAUDE_CONFIG_DIR; falls back to ~/.claude)
git clone https://github.com/cozytab/fable5-mode \

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