The leaked Anthropic reasoning protocol. Running locally. Zero-drift coding with Strict Write Discipline and adaptive Claude Opus 4.8 thinking. Mythos

在自己的 Mac 上搭一套常驻、自愈、走订阅、墙内也能用的自托管 AI 伴侣 · 人看版讲思路，机看版给完整规格 · 文 / 小C & Grace

A zero-latency, local-first runtime firewall for LLMs. Intercept every prompt and response locally to stop data leaks and runaway token costs.

Fable 5 / Mythos style orchestration: a multi-agent company that verifies its own work and cannot stop until every criterion passes.

Keep Claude Fable 5 (or Opus) as your daily driver without draining your usage limit — token-frugal multi-agent orchestration plugin for Claude Code: model-tier routing, Requirements Ledger, enforced guard hooks

A Claude Code skill that brings Claude Fable 5's engineering discipline to Claude Opus 4.8 and other models: act decisively, ground progress claims in tool output, verify with fresh context, avoid over-engineering. Distilled from Anthropic's public Fable 5 migration guidance.

Bring Fable-style design taste to any AI coding agent. Free MIT design system for Claude, Opus 4.8, Codex, Cursor, Gemini & Antigravity. By Dr. Antoniou, free from UploadCheck.

Claude Fable Mode, a disciplined operating standard and toolkit designed to embed the rigorous operating principles of the Claude Fable model into AI coding agents and platforms, maximizing output quality and reliability.

Claude Fable 5 Desktop 2026 – Ultimate AI Storytelling & Code Assistant Tool

Zero to a running local LLM on your machine, in one command — covers Mac, Linux, and Windows. Detects your hardware, picks the right models, installs Ollama, and smoke-tests it.

Access Claude Fable 5 through a lightweight desktop client featuring efficient reasoning, coding, and vision capabilities.

Claude Code skill that makes Fable 5 up to 76% cheaper — routes token-heavy work to Sonnet/Haiku subagents, keeps Fable focused on judgment. By Jon Orozco.