The Prompt Index / System Prompts / #64
KinetiNode/claude-fable-5-system-prompt-clean
by KinetiNode · System Prompts · updated 2mo ago
the optimized, token-efficient version of the leaked Claude Fable 5 / Mythos 5 system prompt. Re-engineered into clean Markdown for universal execution on Gemini 3.1 Pro, ChatGPT 5.6, and advanced LLM agents.
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