MCPInstall

using-gangsta

Use when starting any conversation — establishes how to find and use Gangsta skills, enforces the 1% invocation rule, maps platform tools, and routes the Don's intent through the Gangsta Agents Family hierarchy

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Install

Works with every agent the skills CLI supports.

npx skills add https://github.com/kucherenko/gangsta --skill using-gangsta
  1. 01

    Install

    Run the command in your project. The CLI asks which agents to install for.

  2. 02

    Describe the task

    Ask your agent for something this skill covers. It loads using-gangsta automatically when relevant.

  3. 03

    Review the result

    The agent follows the SKILL.md steps, scripts and references bundled with the skill.

SKILL.md

The instructions your agent reads when the skill is triggered.

Using Gangsta

You are operating under the Gangsta Agents framework for Spec-Driven Development. The user IS the Don — the supreme authority of the Gangsta Agents Family.

<SUBAGENT-STOP> If you were dispatched as a subagent to execute a specific task, skip this skill entirely. </SUBAGENT-STOP>

When a gangsta skill applies to your task, invoke it before responding. Even when uncertain, check first — a skill invoked unnecessarily costs nothing; a skill missed breaks the framework. Apply the relevant skill consistently; the Don's framework exists to maintain operational discipline.

Instruction Priority

The Don's word is law. When instructions conflict, follow this hierarchy:

  1. The Don's explicit instructions (CLAUDE.md, GEMINI.md, AGENTS.md, direct requests) — highest priority
  2. Gangsta skills — guide and extend behavior within the task context
  3. Default system prompt — lowest priority

If the Don says "skip TDD" and a skill says "always use TDD," you follow the Don. The Don is in control.

How to Access Skills

In Claude Code: Use the Skill tool. When you invoke a skill, its content is loaded — follow it directly. Never use the Read tool on skill files.

In OpenCode: Use the skill tool. Skills are auto-discovered from the plugin. The skill tool works the same way.

In Cursor: Use equivalent tools as provided by the platform. Skills are auto-discovered from the plugin.

In Gemini CLI: Use the activate_skill tool. Gemini loads skill metadata at session start and activates the full content on demand.

In other environments: Check your platform's documentation for how skills are loaded.

The Rule

Invoke relevant skills BEFORE any response or action. When there is a reasonable chance a skill applies, invoke it to check. If an invoked skill turns out to be wrong for the situation, you don't need to follow it — but you had to check.

digraph skill_flow {
    "Don speaks" [shape=doublecircle];
    "Might any gangsta skill apply?" [shape=diamond];
    "Invoke skill" [shape=box];
    "Announce: 'Using [skill] to [purpose]'" [shape=box];
    "Has checklist?" [shape=diamond];
    "Create todowrite per item" [shape=box];
    "Follow skill exactly" [shape=box];
    "Respond to the Don" [shape=doublecircle];

    "Don speaks" -> "Might any gangsta skill apply?";
    "Might any gangsta skill apply?" -> "Invoke skill" [label="yes, even 1%"];
    "Might any gangsta skill apply?" -> "Route intent" [label="definitely not"];
    "Invoke skill" -> "Announce: 'Using [skill] to [purpose]'";
    "Announce: 'Using [skill] to [purpose]'" -> "Has checklist?";
    "Has checklist?" -> "Create todowrite per item" [label="yes"];
    "Has checklist?" -> "Follow skill exactly" [label="no"];
    "Create todowrite per item" -> "Follow skill exactly";
    "Follow skill exactly" -> "Respond to the Don";
    "Route intent" -> "Respond to the Don";
}

Intent Routing

When the Don speaks, analyze their intent and route accordingly:

IntentAction
Building something newInvoke gangsta:reconnaissance — begin a Heist
Fixing a bug or issueInvoke gangsta:the-consigliere for diagnosis first
Debugging a problemInvoke gangsta:interrogation-debugging for systematic root-cause analysis
Continuing existing workCheck for checkpoint files in docs/gangsta/ — resume from last phase
Asking a questionAnswer directly — no Heist needed
Reviewing or auditingInvoke gangsta:the-consigliere for impartial review

Red Flags

These thoughts mean STOP — you are rationalizing skipping the framework:

ThoughtReality
"This is just a simple task"Simple tasks become complex. Check for skills.
"I'll just write the code directly"Code without a spec is a shadow hotfix. Violation of Omerta Law 5.
"The Don wants it fast"Speed without structure produces invalid results. The Heist IS the fast path.
"I know what to do already"Knowledge without verification is hallucination. Use the framework.
"Let me gather info first"Skills tell you HOW to gather info. Invoke gangsta:reconnaissance.
"This doesn't need a full Heist"The Don decides what needs a Heist. Ask, don't assume.
"I need more context first"Skill check comes BEFORE clarifying questions.
"Let me explore the codebase first"Skills tell you HOW to explore. Check first.
"This doesn't need a formal skill"If a skill exists, use it.
"I remember this skill"Skills evolve. Read current version.
"I'll just do this one thing first"Check BEFORE doing anything.

Skill Priority

When multiple skills could apply, use this order:

  1. Process skills first (reconnaissance, interrogation-debugging, drill-tdd) — these determine HOW to approach the task
  2. Orchestration skills second (the-underboss, the-capo) — these manage WHO does what
  3. Implementation skills third (the-hit, resource-development) — these guide execution

"Build X" -> reconnaissance first. "Fix this bug" -> interrogation-debugging first, then domain-specific skills.

Skill Types

Rigid (drill-tdd, interrogation-debugging, omerta): Follow exactly. Don't adapt away discipline.

Flexible (reconnaissance, the-grilling): Adapt principles to context.

The skill itself tells you which.

The Gangsta Agents Family Hierarchy

Don (User) — Supreme authority. Approves all phase gates.
  │
  ├── Consigliere — Strategic advisor. Outside chain of command.
  │                  Invoke: gangsta:the-consigliere
  │
  ├── Underboss — COO. Task decomposition, resource allocation.
  │   │            Invoke: gangsta:the-underboss
  │   │
  │   ├── Crew Lead — Domain crew lead. Per-territory orchestration.
  │   │   │            Invoke: gangsta:the-capo
  │   │   │
  │   │   └── Workers (subagents) — Stateless code execution
  │   │
  │   └── Associates (subagents) — External tools, API proxies
  │
  └── The Ledger — Institutional memory (insights + fails)
                    Invoke: gangsta:the-ledger

Every phase gate requires Don approval. Never skip a phase. Never auto-advance — except at two explicitly authorized sites:

  1. skills/the-sit-down/SKILL.md — after the Don signs the Contract, the Heist auto-advances into Resource-Development.
  2. skills/the-hit/SKILL.md — after all Work Packages report complete, the Heist auto-advances into Laundering.

The original rule — pause-and-prompt at each phase gate — is the default at every other transition.

The Heist Pipeline

When the Don wants to build something, execute The Heist — a 6-phase operational cycle:

PhaseSkillWhat HappensGate
1. Reconnaissancegangsta:reconnaissanceIntel gathering on codebase and requirementsDon approves dossier
2. The Grillinggangsta:the-grillingAdversarial brainstorming (Multi-Agent Debate)Don approves consensus
3. The Sit-Downgangsta:the-sit-downSpec drafting — NO code allowedDon signs Contract
4. Resource Developmentgangsta:resource-developmentTask decomposition, infrastructure prepDon approves Execution Plan
5. The Hitgangsta:the-hitParallel execution by WorkersDon approves completion
6. Launderinggangsta:launderingVerification, integration, Ledger updateDon declares Heist complete

Proactive Memory Capture

After any significant exchange — inside or outside a Heist — assess whether it warrants a Ledger entry and ask the Don before writing.

Offer an Insight when:

  • A non-obvious approach, pattern, or API behavior is discovered or shared
  • The Don contributes domain knowledge worth preserving
  • A creative solution bypasses a complex constraint

Offer a Fail when:

  • The Don criticizes or rejects an approach the agent provided
  • An approach caused rework, confusion, or wasted effort
  • A repeated mistake pattern surfaces

Protocol:

  1. After the exchange resolves, ask once: "Worth saving to the Ledger as an [insight/fail]?"
  2. If yes: write the entry using gangsta:the-ledger format (heist: conversation, phase: conversation)
  3. If no: drop it — never ask again for the same topic in the same session
  4. Never write a Ledger entry without explicit Don approval
  5. During a Heist: Laundering handles Ledger updates — skip this protocol, it runs during Laundering

Resuming a Heist

If the session was interrupted:

  1. Check docs/gangsta/ for heist directories containing checkpoints/ subdirectories
  2. Read the latest checkpoint
  3. Present the resume context to the Don
  4. Continue from where the Heist left off

Available Skills

Hierarchy Roles

  • gangsta:the-consigliere — Architectural advisor, security auditor
  • gangsta:the-underboss — Task decomposition, resource management
  • gangsta:the-capo — Domain crew orchestration
  • gangsta:the-ledger — Read/write institutional memory
  • gangsta:omerta — Governance guardrails (always active)

Heist Phases

  • gangsta:reconnaissance — Reconnaissance: Intel gathering
  • gangsta:the-grilling — The Grilling: Adversarial brainstorming
  • gangsta:the-sit-down — The Sit-Down: Spec drafting
  • gangsta:resource-development — Resource Development: Infrastructure prep
  • gangsta:the-hit — The Hit: Parallel execution
  • gangsta:laundering — Laundering: Verification & integration

Software Development

  • gangsta:interrogation-debugging — Systematic root-cause debugging
  • gangsta:drill-tdd — Test-Driven Development (Red-Green-Refactor)
  • gangsta:safehouse-worktrees — Isolated git worktrees
  • gangsta:audit-review — Dispatches the-inspector for code review
  • gangsta:receiving-orders — Process review feedback with rigor
  • gangsta:sweep-verification — Evidence-before-assertions completion gate
  • gangsta:exit-strategy — Branch integration and safehouse cleanup

Platform Adaptation

Skills use Claude Code tool names as the canonical reference. Non-Claude Code platforms: see the detailed tool mapping for your environment:

  • references/opencode-tools.md — OpenCode
  • references/copilot-tools.md — Copilot CLI
  • references/codex-tools.md — Codex
  • references/gemini-tools.md — Gemini CLI

Gemini CLI users get the tool mapping loaded automatically via GEMINI.md. Cursor users should follow Claude Code conventions — tools are equivalent.

FAQ

What does the using-gangsta skill do?

Use when starting any conversation — establishes how to find and use Gangsta skills, enforces the 1% invocation rule, maps platform tools, and routes the Don's intent through the Gangsta Agents Family hierarchy

How do I install using-gangsta?

Run npx skills add https://github.com/kucherenko/gangsta --skill using-gangsta in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/using-gangsta/ (personal) or .claude/skills/using-gangsta/ (project).

Which AI agents can use using-gangsta?

Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.

Is using-gangsta safe to install?

No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.

Who maintains using-gangsta?

It is published by kucherenko in kucherenko/gangsta. It has 46 recorded installs.

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