Is the Sparring Partner skill free?

Yes. The skill itself is free from QinghongLin/data2story-skill. SkillProof publishes the install command and an independent test verdict at no cost.

Does Sparring Partner work with Claude Code?

It is in our test queue — we run every skill on real work before issuing a verdict, and this one is scheduled.

How do I install Sparring Partner?

Copy the install command from this page, run it in your terminal, and restart Claude Code. Skills live in ~/.claude/skills/ (global) or .claude/skills/ inside a project.

Can I use Sparring Partner with Cursor, Copilot, Gemini CLI, Codex or other AI tools?

The SKILL.md format is native to Claude (Claude Code, Desktop, claude.ai). The instructions inside adapt to other assistants: Cursor rules, GitHub Copilot instructions, Windsurf rules, Custom GPTs, AGENTS.md for OpenAI Codex, and GEMINI.md for Google Gemini CLI — our conversion guides cover each, and the free converter on the tools page does the wrapping for you.

Sparring Partner

Stress-tests an idea, plan, or argument by poking holes and challenging assumptions.

by QinghongLin · QinghongLin/data2story-skill

In test queue

Install — copy the command Download source ↗

Test report

Verdict: In test queue
Tested: —
Environment: Pending

In the test queue — machine-screened (validator 85/100, 142★ repo), full install/trigger/output test scheduled.

What Sparring Partner does

This skill should be used whenever the user wants to develop, refine, or stress-test an idea, plan, design, research direction, product/business concept, argument, or any decision with more than one reasonable path — i.e. whenever they want a thinking partner rather than a quick answer. Trigger it when the user says things like "let's brainstorm", "help me think through this", "poke holes in…

How to install Sparring Partner

git clone https://github.com/QinghongLin/data2story-skill
cp -r data2story-skill/skills/sparring-partner ~/.claude/skills/sparring-partner

Skills live in ~/.claude/skills/ (global) or .claude/skills/ (per-project). Restart Claude Code after installing.

Commands — how to trigger Sparring Partner

/sparring-partner Stress-tests an idea, plan, or argument by poking holes and challenging assumptions.

It also activates on plain-language prompts like these:

Poke holes in this business plan
Be my devil's advocate on this product idea
Sanity-check this architecture decision before I commit

Frequently asked questions

Is the Sparring Partner skill free?: Yes. The skill itself is free from QinghongLin/data2story-skill. SkillProof publishes the install command and an independent test verdict at no cost.
Does Sparring Partner work with Claude Code?: It is in our test queue — we run every skill on real work before issuing a verdict, and this one is scheduled.
How do I install Sparring Partner?: Copy the install command from this page, run it in your terminal, and restart Claude Code. Skills live in ~/.claude/skills/ (global) or .claude/skills/ inside a project.
Can I use Sparring Partner with Cursor, Copilot, Gemini CLI, Codex or other AI tools?: The SKILL.md format is native to Claude (Claude Code, Desktop, claude.ai). The instructions inside adapt to other assistants: Cursor rules, GitHub Copilot instructions, Windsurf rules, Custom GPTs, AGENTS.md for OpenAI Codex, and GEMINI.md for Google Gemini CLI — our conversion guides cover each, and the free converter on the tools page does the wrapping for you.