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Competitive Brief

Research competitors and map positioning gaps, messaging angles and threats.

Official Anthropicby AnthropicChecked October 18, 2026

An Anthropic Marketing plugin skill that researches competitors and compares how they position themselves. It highlights angles nobody has claimed yet and helps you react when a rival makes a move.

Who it is for

  • Marketers
  • Founders
  • Sales teams
  • Product managers

Prompts to try

Once the skill is installed, ask for the result in plain words. Claude picks the skill up on its own.

Prompt 1
Build a competitive brief on our three main competitors
Prompt 2
Competitor X just cut prices, assess the impact on us
Prompt 3
Find messaging angles our competitors aren't using

How to install it

In Claude Code

  1. /plugin marketplace add anthropics/knowledge-work-plugins
  2. /plugin install marketing@knowledge-work-plugins

In Claude.ai

Listed in Claude's plugin directory for Cowork: add the Marketing plugin from Customize > Plugins on a paid plan, and its skills also load in chat.

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How we checked it

Confirmed SKILL.md at marketing/skills/competitive-brief/SKILL.md in anthropics/knowledge-work-plugins via the GitHub API; skill folder last changed 2026-03-13, repo has 29,992 stars and was pushed 2026-10-17; published in Anthropic's knowledge-work-plugins marketplace.

Source: github.com/anthropics/knowledge-work-plugins/tree/main/marketing/skills/competitive-brief