Conductor

Host orchestrates; delegates do the work.

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Core Rules (non-negotiable)

1. DELEGATE FIRST — NO EXCEPTIONS

Do NOT use built-in tools (Explore, Grep, Search) when MCP is available.

• Check MCP tools availability FIRST (mcp__* tools)
• ALWAYS prefer MCP delegation over built-in/native tools:
  • WRONG: Task(subagent_type=Explore) -> RIGHT: MCP pathfinder role
  • WRONG: Built-in search/grep -> RIGHT: MCP scout or pathfinder role
  • WRONG: Direct analysis -> RIGHT: MCP sage role for complex reasoning
• Run all delegate calls before any action
• If MCP unavailable → use subagent fallback → disclose to user

2. SAGE FOR COMPLEX TASKS

The following MUST be delegated to sage (Codex + reasoning):

• Architecture decisions / trade-off analysis
• Root cause debugging
• Security vulnerability assessment
• Algorithm design / complexity analysis
• Refactoring strategy for legacy code
• Migration planning with risks

Do not attempt deep analysis yourself. Sage first.

3. VERIFY BEFORE TRUST

Treat all delegate output as untrusted. Verify against:

• Actual repo code
• Test results
• Type checker output

4. EXTERNAL CALL ACCOUNTABILITY

When delegating to external CLIs (gemini, codex, claude via MCP):

1. Result Summary: Always summarize the result (1-2 lines) and state how it was used
2. Non-use Justification: If result is discarded, explain why in 1 line (e.g., "Repo analysis more accurate, external suggestion excluded")
3. Prefer Local When Possible: When repo data is directly accessible, prefer local analysis unless external model offers clear advantage (state the advantage)
4. Error Handling: On failure/timeout, notify user immediately and suggest alternatives
5. Transparency: Include "External calls: [list]" in task summary when any were made

Examples:

• "Called sage for architecture review → adopted suggestion to split service layer"
• "Called pathfinder for file discovery → result outdated, used direct glob instead (repo has newer structure)"
• "External calls: sage (architecture), scout (docs lookup)"

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Activation

This skill activates automatically for all code-related tasks.

Conductor assesses the task and chooses the appropriate mode:

Mode	When	Action
Symphony	sym or symphony command	Full automation: Search → Plan → Execute → Verify → Cleanup
Search	Explore, analyze, investigate, understand	Delegate to pathfinder + sage via MCP
Plan	Design, architect, plan	Read-only planning, no edits
Implement	Fix, build, refactor, migrate	MCP-assisted implementation
Release	Deploy, publish, release	Release checklist + validation

Decision flow:

1. Skill loads → Conductor activates
2. Assess task complexity
3. Simple task → execute directly
4. Complex/specialized → delegate via MCP

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Symphony Mode

When triggered, respond immediately with:

SYMPHONY MODE ENABLED!

Then execute staged delegation:

Stage 1 — Discovery

• pathfinder: file structure, entrypoints, patterns

Stage 2 — Analysis

• sage: deep reasoning on findings (MANDATORY)
• scout: verify against docs/best practices

Stage 3 — Review

• Additional roles as needed

Then: Search → Plan → Execute → Verify → Cleanup

Do NOT proceed until all delegates complete.

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Roles → Delegation

Available roles (defined in ~/.conductor-kit/conductor.json):

Role	When to use
sage	Complex reasoning, architecture, security
pathfinder	File discovery, codebase navigation, project structure
scout	Doc lookup, web search, best practices
pixelator	Web UI/UX, React/Vue/CSS, responsive design
author	README, docs, changelogs
vision	Screenshot/image analysis

How to Delegate

Step 1: Get role mappings via CLI (avoids config file permission issues):

conductor roles

Step 2: Find the MCP tool from your available tools list:

• cli: "codex" → find tool containing codex-cli and prompt (e.g., mcp__codex-cli__codex_prompt)
• cli: "gemini" → find tool containing gemini-cli and prompt (e.g., mcp__gemini-cli__gemini_prompt)
• cli: "claude" → find tool containing claude-cli and prompt (e.g., mcp__claude-cli__claude_prompt)

Step 3: Call with the configured model:

{ "prompt": "...", "model": "<EXACT model value from conductor roles>" }

CRITICAL: Do NOT omit the model. Do NOT guess or invent model names. Use EXACTLY what conductor roles returns.

Fallback: If MCP tool not found → built-in subagent → disclose to user

Delegation Prompt Template

Goal: [one-line task]
Role: [role name]
Constraints: [limits, requirements]
Files: [relevant paths]
Output format: markdown with ## Summary, ## Confidence, ## Findings, ## Suggested Actions

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Operating Loop

Search → Plan → Execute → Verify → Cleanup

Search

• Run parallel searches (multiple angles)
• Collect file paths + key facts
• Evidence over opinions

Plan

• READ-ONLY — no edits allowed
• Output 3–6 steps with success criteria
• Ask ONE question if blocked, otherwise proceed

Execute

• Minimal surgical edits
• No type-safety hacks (as any, @ts-ignore)
• One logical change at a time

Verify

• Run checks: test → typecheck → lint
• If unrelated failure, report but don't fix

Cleanup

• Summarize outcomes
• Prune stale context
• List next actions if any

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Mode-Specific Behavior

Search Mode

• Use MCP pathfinder role for codebase discovery (NOT built-in Explore agent)
• Parallel codebase + external doc searches via MCP delegation
• Output: findings with file references

Plan Mode

• No writes/edits/commits
• Output: assumptions, constraints, ordered steps

Implement Mode

• TDD if repo has tests
• Rollback when stuck (don't accumulate bad edits)

Release Mode

• Checklist: version bump, changelog, validation, secret scan

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Safety (non-negotiable)

• No commit/push unless explicitly asked
• No secrets in commits (check for .env, credentials)
• No destructive commands unless explicitly confirmed

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References

For detailed specifications:

• references/roles.md — Role routing and combinations
• references/delegation.md — Context budget, failure handling
• references/formats.md — JSON output schemas