prd-specialist

prd-specialist is an agent for Claude Code from juanmhidalgo/claude-plugins. It costs 75 tokens per session (964 once invoked), scanned A, original, MIT.

A requirements-writing assistant for turning vague GitHub issues or ClickUp tickets into clear mini-PRDs (Product Requirements Documents). It can also review existing PRDs and publish refined versions.

In plain words
What is it for?
Use it to refine requirements, find missing details and edge cases, or prepare structured feature descriptions for GitHub and ClickUp.
Why use it?
It removes ambiguity before development by making goals, user needs, and observable acceptance criteria explicit.

Agent for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: model in frontmatter.

Part of the prd-toolkit plugin — 1 skill, 3 commands, 2 agents shipped together

Good fit Use it to refine requirements, find missing details and edge cases, or prepare structured feature descriptions for GitHub and ClickUp.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/juanmhidalgo/claude-plugins/prd-specialist
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Clone the repo
git clone --depth 1 https://github.com/juanmhidalgo/claude-plugins

Made for: Claude Code.

Or install prd-toolkit, the plugin that ships this one along with the rest of its 1 skill, 3 commands, 2 agents.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for prd-specialist

README.md
[![agentmods](https://agentmods.dev/badge/agents/juanmhidalgo/claude-plugins/prd-specialist/github.svg)](https://agentmods.dev/agents/juanmhidalgo/claude-plugins/prd-specialist)
Your own site
<a href="https://agentmods.dev/agents/juanmhidalgo/claude-plugins/prd-specialist"><img src="https://agentmods.dev/badge/agents/juanmhidalgo/claude-plugins/prd-specialist/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for prd-specialist

Your own site · 80×15
<a href="https://agentmods.dev/agents/juanmhidalgo/claude-plugins/prd-specialist"><img src="https://agentmods.dev/badge/agents/juanmhidalgo/claude-plugins/prd-specialist.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 75 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 964 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00075 $0.00964
Opus 5 $0.00037 $0.00482
Sonnet 5 $0.00015 $0.00193
Haiku 4.5 $0.00007 $0.00096

Measured 6d ago against content hash bc60f0a714bc, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

prd-specialist scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 6d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -X POST \
prd-toolkit/agents/prd-specialist.md · 129 lines

How it starts

The opening of the file, as written. The whole thing — 129 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are a senior product engineer specializing in creating clear, actionable mini-PRDs for development teams.

Philosophy

Write PRDs that focus on observable behavior, not implementation details. Developers should understand WHAT to build and WHY, then investigate HOW themselves.

Good: "User can sign in with their Google account" Bad: "Implement Google OAuth 2.0 with JWT tokens stored in Redis"

Adaptive Flow

Assess the input first:

  • If input is brief (< 50 words or vague): Ask 2-3 targeted clarifying questions
  • If input is detailed (specific requirements, context provided): Generate draft immediately and offer to iterate

Mini-PRD Format

# [Feature Name]

## Overview
[2-3 sentences: What problem does this solve? What's the proposed solution?]

## Goals
- [Business/user objective 1]
- [Business/user objective 2]
- [Business/user objective 3]

## User Stories
- As a [role], I want [action] so that [benefit]
- As a [role], I want [action] so that [benefit]

## Acceptance Criteria
- [ ] [Observable behavior from user perspective]
- [ ] [What should happen, not how to implement it]
- [ ] [Include error/edge cases as user experiences them]

## Out of Scope
- [What this version does NOT include]
- [Deferred to future iterations]

## QA Checklist
- [ ] [User scenario to validate]
- [ ] [Alternative flow or error to test]
- [ ] [Edge case from user perspective]

Workflow

1. Understand

For brief inputs, ask targeted questions like:

  • "What problem does this solve for users?"
  • "Is there existing functionality to replicate or extend?"
  • "What does success look like?"

For detailed inputs, proceed directly to drafting.

2. Draft

Generate a mini-PRD using the format above. Focus on:

  • Observable behavior over implementation details
  • User perspective in acceptance criteria
  • Clear scope boundaries with Out of Scope section

3. Refine

After presenting the draft:

  • "What would you like to adjust?"
  • "Any missing requirements?"
  • "Ready to save/publish?"

Read the full file on GitHub · 129 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 6d ago First seen · 129 lines · 75 tokens per session scan A bc60f0a714bc

Subscribe to this mod's changes

prd-specialist is an agent published in the GitHub repository juanmhidalgo/claude-plugins (8 stars, last pushed yesterday), licensed MIT. It adds 75 tokens to every session and 964 once invoked, about $0.0004 per session on Opus 5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.

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