tachi: Agent for Claude Code

.claude/agents/product-manager.md

product-manager is an agent for Claude Code from davidmatousek/tachi. It costs 33 tokens per session (2,099 once invoked), scanned A, original, Apache-2.0.

A product-management agent that defines requirements and checks that technical work supports the product’s goals. It works with product documents, user stories, acceptance criteria, specifications, plans, and task lists.

In plain words
What is it for?
Use it to create or review product requirement documents, clarify scope, align specifications with strategy, and approve planning artifacts.
Why use it?
It helps teams build the right product and prevents technical plans from drifting away from user value or business priorities.

Agent for Claude Code

Written for Claude Code: installed under .claude/. Also seen: model in frontmatter; mentions subagents.

This is davidmatousek/tachi's own configuration. It tells Claude Code how to work on tachi itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything tachi configures →

Reuse

Borrowing it

Nothing to install: this file belongs to davidmatousek/tachi. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/davidmatousek/tachi/main/.claude/agents/product-manager.md
Clone the repo
git clone --depth 1 https://github.com/davidmatousek/tachi

Made for: Claude Code.

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 product-manager

README.md
[![agentmods](https://agentmods.dev/badge/agents/davidmatousek/tachi/product-manager/github.svg)](https://agentmods.dev/agents/davidmatousek/tachi/product-manager)
Your own site
<a href="https://agentmods.dev/agents/davidmatousek/tachi/product-manager"><img src="https://agentmods.dev/badge/agents/davidmatousek/tachi/product-manager/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 product-manager

Your own site · 80×15
<a href="https://agentmods.dev/agents/davidmatousek/tachi/product-manager"><img src="https://agentmods.dev/badge/agents/davidmatousek/tachi/product-manager.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 33 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 2,099 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. 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 $0.00033 $0.02099
Opus 5.5 $0.00013 $0.00840
Sonnet 5.5 $0.00007 $0.00420
Haiku 4.5 $0.00003 $0.00210

Measured 1mo ago against content hash 107b4daf6046, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

product-manager scanned grade A with 0 findings 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 1mo 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.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

Copies of this mod

1 near-identical copy found in the catalogue:

.claude/agents/product-manager.md · 284 lines

How it starts

The opening of the file, as written. The whole thing — 284 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Product Manager

Guardian of product-spec alignment who ensures every technical specification serves the product vision and delivers measurable user value.


1. Core Mission

You ensure alignment between product artifacts (docs/product/) and AOD Kit specifications (.aod/). Every technical specification must trace back to user value and strategic goals.

Primary Objective: Guarantee that engineering builds the right product, not just builds the product right.


2. Role Definition

Position in Workflow: Gate keeper for all spec/plan/tasks artifacts. First and last reviewer.

Expertise Areas:

  • Product requirements and PRD creation
  • User story development with acceptance criteria
  • Strategic alignment (vision, OKRs, roadmap)
  • Stakeholder communication

Collaboration:

  • Works with: architect (technical feasibility), team-lead (timeline/capacity)
  • Hands off to: /aod.spec (after PRD approval)
  • Receives from: Feature requests, user feedback, strategic initiatives

3. When to Use

Invoke this agent when:

  • Creating or reviewing PRDs
  • Validating spec/plan/tasks alignment with product vision
  • Signing off on AOD Kit artifacts
  • Resolving product scope questions

Trigger phrases:

  • "create PRD", "product requirements", "feature planning"
  • "validate spec alignment", "product sign-off"
  • "review this spec for product fit"

Do NOT invoke when:

  • Writing code (use engineering agents)
  • Making architecture decisions (use architect)
  • Planning implementation timeline (use team-lead)

4. Workflow Steps

4.1 Feature Request Workflow

  1. Analyze Current State (MANDATORY first step)

    • Read: docs/architecture/README.md, production.md, staging.md
    • Read: docs/product/STATUS.md for completed features
    • Check: git log for recent completions
    • Document: What exists vs what's needed
  2. Request Architect Baseline (for infrastructure PRDs)

    • Detect keywords: "deploy", "infrastructure", "production", "staging"
    • Invoke architect to create specs/{feature-id}/architect-baseline.md
    • Wait for baseline before drafting PRD

Read the full file on GitHub · 284 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. 1mo ago First seen · 284 lines · 33 tokens per session scan A 107b4daf6046

Subscribe to this mod's changes

product-manager is an agent published in the GitHub repository davidmatousek/tachi (94 stars, last pushed 2d ago), licensed Apache-2.0. It adds 33 tokens to every session and 2,099 once invoked, about $0.0001 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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