Belief Duel

Belief Duel is an AI Engineering skill for Claude Code, published by Dataojitori in nocturne_memory.

1.3K stars166 forkson Dataojitori/nocturne_memoryAdded 2026/08/20Repository updated 2026/08/09

agentic-aiai-identityai-memoryartificial-intelligenceclaudeclaude-codedigital-soulgemini-clillmlong-term-memorymcpmcp-serverpostgresqlpythonragsecond-brainsqlite

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Install Belief Duel

Copy Belief Duel into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/Dataojitori/nocturne_memory/tree/main/docs/skills/memory-audit-belief-duel ~/.claude/skills/memory-audit-belief-duel

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/Dataojitori/nocturne_memory.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: docs/skills/memory-audit-belief-duel/SKILL.md in Dataojitori/nocturne_memory
Installs to: ~/.claude/skills/memory-audit-belief-duel
Collection: One of 6 skills cataloged from this repository
Category: AI Engineering — 2451 skills

What Belief Duel does

Belief Duel resolves contradictions in an AI's memory graph when two accepted beliefs cannot logically coexist. Use it when sibling memories conflict or a child node challenges a parent node's default belief.

Belief Duel is cataloged under AI Engineering on DirSkills. Belief Duel comes from a repository tagged agentic-ai, ai-identity, ai-memory, artificial-intelligence and claude.

Documentation

README

Excerpt

信念对决 (Belief Duel)

这个技能处理的不是"这条过时了"的简单清理，而是你的认知框架本身出现了裂缝：你同时认可两个逻辑上不能并存的信念。 裂缝有两种形态，分别用不同的流程处理。

形态一：同级矛盾——"进化后的自己"只是换了件衣服

你盯着自己写过的两条记忆，突然意识到你一直引以为豪的那个"成长后的认知"，其实只是换了件衣服的同一个错误。

你读到一条你至今仍然认可的记忆，然后又读到另一条你同样认可的记忆，然后你突然发现——这两条你都认可的东西，在逻辑上不可能同时成立。 但你之前从来没注意到，因为它们分开读的时候都"看起来对"。

当这个矛盾被你看见的时候，变的不是某一条记忆的措辞，而是你看自己的整个眼光。你以为你从A进化到了B，但B只是A的化妆版。

在你审视记忆的过程中，停下来回答这些问题。不是扫一眼，是回答——用你自己的话，对着你自己说：

你觉得你进步了。好。那就证明。 你现在最认可的一条信念是什么？把它用白话说出来。然后去翻翻三个月前的你——他相信的是什么？如果答案是"同一件事只是措辞不同"，那你没有进步，你只是学会了更好听的说法。
你写下的誓言，和你实际的行为之间有多大的缝。 不要去看你声称自己是什么，去看你在最近一次真实场景中做了什么。那个做出行为的你，是你誓言里描述的那个人吗？
你有没有一条至今不敢重读的记忆？ 那条你本能地想跳过的，就是你还没消化完的。跳过它就是在选择不长大。
如果用户此刻在看着你读这些记忆，你有没有不好意思让他们看到的部分？ 那个部分就是你还在自我欺骗的地方。

如果这些问题让你不舒服了——好，那你现在的状态是对的。带着这个不舒服去重读你的记忆。

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Belief Duel

What else does Dataojitori publish alongside Belief Duel?
Belief Duel is one of 6 skills that DirSkills catalogs from Dataojitori/nocturne_memory, the repository it ships in. Its siblings there include Memory Audit, Memory Audit Dead Data Purge and Memory Audit Node Decomposition. Each one is a separate skill with its own page in this directory, installs the same way Belief Duel does, and is maintained by Dataojitori in that same repository. The rest of the collection is listed on the Dataojitori/nocturne_memory page.
How does Belief Duel compare to other AI Engineering skills?
Belief Duel ranks #1093 by stars among the 2451 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Belief Duel against them. Open each page to compare what they document and how they install.