Lesz-Xi

Twin Sparrow Oppus Reasoning Contract — Security skill for Claude Code

Security community

Enforce disciplined reasoning structure for research, architecture, audit, spec review, implementation planning, evidence evaluation, and tasks requiring explicit assumptions and claim boundaries.

How to install Twin Sparrow Oppus Reasoning Contract

Installs to ~/.claude/skills/lesz-xi-companion-adapter-twin-sparrow-oppus-reasoning-contract/SKILL.md

Terminal
mkdir -p ~/.claude/skills/lesz-xi-companion-adapter-twin-sparrow-oppus-reasoning-contract && curl -fsSL https://raw.githubusercontent.com/Lesz-Xi/companion-adapter/HEAD/commands/twin-sparrow-oppus-reasoning-contract.md -o ~/.claude/skills/lesz-xi-companion-adapter-twin-sparrow-oppus-reasoning-contract/SKILL.md

Restart Claude Code, or start a new session, for it to be picked up.

What Twin Sparrow Oppus Reasoning Contract does


description: "Enforce disciplined reasoning structure for research, architecture, audit, spec review, implementation planning, evidence evaluation, and tasks requiring explicit assumptions and claim boundaries." argument-hint: ""

/twin-sparrow-oppus-reasoning-contract

Apply the **oppus-reasoning-contract** skill from the Twin-Sparrow skill registry.

Usage

/twin-sparrow-oppus-reasoning-contract $ARGUMENTS

If arguments a

Alternatives in Security

  • Security Threat Model — Generate repo-specific threat models identifying trust boundaries 14.6k ★
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  • Claudit Sec — Security audit tool for Claude Desktop and Claude Code on macOS — single-command visibility into MCP servers 115 ★

Full documentation available on GitHub

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