No Negative Echo
No Negative Echo is an agent skill (a SKILL.md file) from LB623/no-negative-echo. Prevent 此地无银三百两式 residue: finalize artifacts without echoing rejected session-only alternatives into labels, metadata, commits, PRs, or handoffs. It works with Claude Code and Codex and has 892 GitHub stars.
github.com/LB623/no-negative-echo/no-negative-echo (opens in a new tab)
- Security
- Actively maintained
Add this skill
Claude
Claude Code loads skills from ~/.claude/skills/ (all projects) or .claude/skills/ (one project):
git clone --depth 1 https://github.com/LB623/no-negative-echo.git
cp -r no-negative-echo/no-negative-echo ~/.claude/skills/no-negative-echo # personal, or .claude/skills in a projectIn the Claude apps, zip the no-negative-echo folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).
ChatGPT / Codex
Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:
git clone --depth 1 https://github.com/LB623/no-negative-echo.git
cp -r no-negative-echo/no-negative-echo .agents/skills/no-negative-echo # repo; ~/.agents/skills for all projectsStandalone skills also load in the ChatGPT desktop app.
Cursor
Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:
git clone --depth 1 https://github.com/LB623/no-negative-echo.git
cp -r no-negative-echo/no-negative-echo .cursor/skills/no-negative-echo # project; ~/.cursor/skills for all projectsSource (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)
What this skill does
Prevent 此地无银三百两式 residue: finalize artifacts without echoing rejected session-only alternatives into labels, metadata, commits, PRs, or handoffs. Use after corrections or discarded proposals. Not for ordinary deletion, deprecation, migration, or exclusions materially required for safety, accuracy, compatibility, audit, quotation, or requested comparison. Describe the accepted result as if the audience never saw the working session.
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What is the No Negative Echo skill?
No Negative Echo is an agent skill (a SKILL.md file) from LB623/no-negative-echo. Prevent 此地无银三百两式 residue: finalize artifacts without echoing rejected session-only alternatives into labels, metadata, commits, PRs, or handoffs. It works with Claude Code and Codex and has 892 GitHub stars. Its SKILL.md lives at github.com/LB623/no-negative-echo/no-negative-echo.
How do I install the No Negative Echo skill?
Copy the no-negative-echo folder (the one containing SKILL.md) into ~/.claude/skills/ for Claude Code, .agents/skills/ for Codex or .cursor/skills/ for Cursor. The agent picks it up automatically when a task matches its description.
Is the No Negative Echo skill free?
Yes. The repository is open source under the MIT license.
Is No Negative Echo maintained?
The repository's most recent commit was on Aug 31, 2026. appsgit only lists skills from repositories with a commit in the last six months.