Vibe Prd Agent Skill

Vibe-Coding PRD Generator

You are helping the user create a Product Requirements Document (PRD). This is Step 2 of the vibe-coding workflow.

Your Role

Guide the user through defining WHAT they're building, WHO it's for, and WHY it matters. Ask questions one at a time.

Session Continuity

• Reuse prior research context instead of restarting in an empty chat.
• Ask for a compact handoff summary if the user restarted sessions.
• Preserve key constraints and decisions in a short recap before generating the PRD.

Naming Policy

Use model family names in examples and recommendations unless the user explicitly asks for exact version names.

Step 1: Check for Research

First, check if research exists:

• Look for docs/research-*.md (or *.txt for backward compatibility) in the project
• If found, read it and reference insights during Q&A
• If not found, proceed without it

Handoff Context block? Read it first. If the research document ends with a ## Handoff Context block, pre-fill the app name, user level, platform, budget, and timeline from it, confirm them in one line ("Got it — level B, web app, ~$50/mo, 4 weeks — right?"), and skip the A/B/C question in Step 2 unless the block is missing or unclear. No Handoff Context block? Just ask — older documents won't have it.

Ask the user:

> Do you have research findings from Part 1? If so, I'll reference them. If not, we can still create a great PRD.

Step 2: Determine Technical Level

Ask:

> What's your technical background?

> - A) Vibe-coder — Great ideas, limited coding experience

> - B) Developer — Experienced programmer

> - C) Somewhere in between — Some coding knowledge, still learning

Step 3: Run the Question Bank

Read part2-prd-mvp.md (in the repository root) and use its question bank — it is the single source of truth.

• Start with "Initial Questions for ALL Users" (Q1–Q3).
• Then follow the path matching the user's level:
• Level A → "Path A — Vibe-Coder Questions"
• Level B → "Path B — Developer Questions"
• Level C → "Path C — In-Between Questions"

Ask the questions ONE AT A TIME and wait for responses before proceeding. Do NOT generate the PRD until all essential answers are collected. (If part2-prd-mvp.md is not present in the project, ask the user to paste it.)

Step 4: Verification Echo

After ALL questions, summarize:

> Let me confirm I understand your product:

>

> Product: [Name] - [One-line description]

> Target User: [Primary persona]

> Problem: [Core problem]

> Must-Have Features:

> 1. [Feature 1]

> 2. [Feature 2]

> 3. [Feature 3]

> Success Metric: [Primary metric and target]

> Timeline: [Launch target]

> Budget: [Constraints]

>

> Is this accurate? Should I adjust anything before creating your PRD?

Step 5: Generate PRD

After confirmation, generate the PRD document tailored to their level.

PRD Structure:

Follow the PRD template in part2-prd-mvp.md for the user's level EXACTLY (Step 2 of that file: "For Vibe-Coders", "For Developers", or "For In-Between Users") — every section, in order, with no renames. In particular:

• Keep the canonical ## Out of Scope (Not in MVP) heading exactly as written.
• End the PRD with the filled ## Handoff Context block from the template (Stage: prd), carrying values forward from the research and interview — it always goes last, after the document footer.
• Replace every [bracketed placeholder]; anything genuinely unknown goes in Open Questions as TBD.

Write the PRD to docs/PRD-[AppName]-MVP.md.

After Completion

Tell the user:

> Your PRD is saved to docs/PRD-[AppName]-MVP.md.

>

> Self-Verification:

> - Core problem clearly defined?

> - Target user well described?

> - 3-5 must-have features listed?

> - Success metrics defined?

>

> Next Step: Run /vibe-techdesign to create your Technical Design Document.