What is the Vossify skill for Claude Code?

Vossify is a specialized plugin that reframes your messages using the negotiation principles found in Chris Voss's 'Never Split the Difference' to improve professional outcomes.

What kind of negotiation tactics does it apply?

It utilizes a full toolkit including tactical empathy, labeling emotions, accusation audits, calibrated questions, mirroring, and 'no'-oriented questions.

Does Vossify work for Slack and Email?

Yes. It defaults to a concise Slack tone but can be configured for emails, presentations, and formal documents to match the appropriate communication channel.

Will it help me learn negotiation or just write for me?

Vossify is designed to teach. Every rewrite includes a tactic breakdown that explains the psychological reasoning behind each specific word choice and strategy.

How do I trigger the Vossify skill?

You can invoke it in Claude Code using triggers like 'vossify', 'voss', 'nstd', or natural language phrases like 'how should I say this' or 'help me phrase'.

Vossify Communication Coach

Name: Vossify Communication Coach
Author: lgrossi

bylgrossi

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Collaboration Tools

Reframes professional communications using Chris Voss's 'Never Split the Difference' negotiation principles to improve clarity and influence.

Vossify is a specialized Claude Code skill designed to elevate your professional communication by applying high-stakes negotiation tactics. It analyzes your message drafts, extracts hidden risks and power dynamics, and provides tight, authoritative rewrites that prioritize tactical empathy and calibrated questions. Beyond just editing, it breaks down the psychological strategy behind each change—teaching you how to use labels, mirrors, and accusation audits to de-escalate conflicts and achieve your objectives in Slack, email, or code reviews. The goal is to make every tactic explicit so you become a more effective communicator independently.

Key Features

01Strategic Message Reframing: Transforms reactive or defensive drafts into composed, authoritative professional messages.

02Tone Optimization: Automatically adjusts formatting and language for specific channels like Slack, email, or PR comments.

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04Intent & Risk Analysis: Identifies real intent while flagging potential political, status, or territorial risks before you hit send.

05Psychological Tactic Breakdown: Explains the use of labels, mirroring, and accusation audits to build your negotiation skills.

06Calibrated Question Generation: Crafts 'How' and 'What' questions that move recipients toward collaborative problem-solving.

Use Cases

01De-escalating tense technical disagreements in Pull Request comments or team Slack channels.

02Reframing feedback to peers to ensure alignment and progress without triggering defensiveness.

03Negotiating project scope, deadlines, or resource allocation with stakeholders and management.

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add lgrossi/claude-scaffold vossify

For use in Claude.ai and ChatGPT