Nicolas Sitter
All connectors
D

Devil's Advocate

Claudecommunity

Systematic adversarial analysis for better decision making. Transform defensive thinking into proactive vulnerability discovery.

Reasoning.services

Open in Claude

The Devil's Advocate MCP transforms defensive thinking into proactive vulnerability discovery using proven red team and devil's advocate methodologies. This tool helps you: * **Challenge assumptions** before they become blind spots. * **Run premortems** to prevent failures before they happen. * **Build attack trees** to map systematic vulnerabilities. * **Think adversarially** from multiple perspectives simultaneously. **6 Built-in Adversarial Perspectives:** * **Attacker**: Finds ways to exploit weaknesses. * **Competitor**: Identifies competitive threats. * **Skeptic**: Questions assumptions and value propositions. * **Pessimist**: Expects worst-case scenarios. * **Contrarian**: Challenges conventional wisdom. * **Auditor**: Finds process gaps and compliance issues. Additionally, the connector includes transformer-based argument analysis to detect logical fallacies, contradictions, overgeneralizations, and hidden assumptions.

11,661
Popularity
35,891
Trending
1001
Directory rank

Anthropic’s own published signals, snapshot of September 20, 2026; units undocumented — treat as ordinal.

Over time

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Trending
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Details

First addedAugust 13, 2026
Categoriesdeveloper-tools, productivity, data-analytics, creative, other
Authenticationauth_required
Transportstreamable-http
Works withclaude, claude-api, claude-code, claude-desktop
Tools8

Tools(8)

  • add_perspective
  • analyze_argument_structure
  • attack_tree_analysis
  • challenge_assumptions
  • generate_targeted_challenges
  • run_premortem
  • start_adversarial_analysis
  • synthesize_challenges

Data from Claude’s public directory API, snapshotted daily by the MCP App Tracker. A listing describes what the directory publishes — not an endorsement.