Understanding Billing Usage

Q: What is a Claude Code skill and how does the Understanding Billing Usage skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Understanding Billing Usage is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Product category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Product · Sub-category: product-misc · Last updated: 2026-09-28

Explains PostHog billing usage and spend from the customer's visible Billing MCP tools. Use when the user asks why usage or spend is high, which product or project is driving usage, what a usage type means, how to reduce usage, what changed over time, why they got a usage change alert, or whether a spike/drop alert was real or noisy. Also use before product-specific analytics skills when the user names a billable PostHog product metric such as events, recordings, feature flag requests, exceptions, survey responses, synced rows, logs, AI events, AI credits, or Inbox credits. Starts from Billing usage/spend tools, then routes to customer-visible product MCP surfaces for deeper investigation.

Security AStatic scan found no risk patternsHow grading works ›

From the source SKILL.md

Use this skill for customer-facing "what am I using and why?" Billing usage workflows. The question may come from the Billing usage dashboard, a usage alert email, an AI chat prompt, or a user who noticed high usage, spend, a spike, or a drop.

What this skill does

Understanding Billing Usage is a community-contributed Claude Code skill in the product-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/understanding-billing-usage/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when the user asks why usage or spend is high, which product or project is driving usage, what a usage type means, how to reduce usage, what changed over time, why they got a usage change alert, or whether a spike/drop alert was real or noisy. Also use before product-specific analytics skills when the user names a billable PostHog product metric such as events, recordings, feature flag requests, exceptions, survey responses, synced rows, logs, AI events, AI credits, or Inbox credits.

Who uses this skill

The Understanding Billing Usage Claude Code skill is built for product managers, product designers, and cross-functional teams planning, shipping, and measuring product features. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 196,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/understanding-billing-usage
curl -L https://claudskills.com/skills/understanding-billing-usage/SKILL.md \
  -o ~/.claude/skills/understanding-billing-usage/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/understanding-billing-usage/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/understanding-billing-usage/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\understanding-billing-usage\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Understanding Billing Usage Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/understanding-billing-usage/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Understanding Billing Usage skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Understanding Billing Usage skill?

Use Understanding Billing Usage when your Claude Code task falls under the Product category — specifically in the product misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Understanding Billing Usage" or describe the task and let Claude pick). Browse related skills at /category/product/.

What is a Claude Code skill and how does the Understanding Billing Usage skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Understanding Billing Usage is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Product category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/PostHog/skills/blob/HEAD/skills/omnibus/understanding-billing-usage/SKILL.md
License: MIT
Author: PostHog

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

PostHog. (2026). Understanding Billing Usage [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/understanding-billing-usage/

BibTeX

@misc{understanding-billing-usage-2026,
  author    = {PostHog},
  title     = {Understanding Billing Usage [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/understanding-billing-usage/}
}

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Badge

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Security scan

Grade A · scanned 2026-09-28 — free static scan against the OWASP Agentic Skills Top 10.

No risk patterns were found in any of the ten OWASP-aligned categories. How grading works ›

✓ Prompt injection
✓ Data exfiltration
✓ Supply chain
✓ Reverse shell
✓ Credentials
✓ Execution
✓ Filesystem
✓ Persistence
✓ Obfuscation
✓ Network

Show this grade on your repo (click to copy):

[![Security: A](https://img.shields.io/badge/Security-A-2e7d32)](https://claudskills.com/skills/understanding-billing-usage/#security)

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Part of ClaudSkills — the open registry for Claude Skills & Claude Code Skills. · What's New · Install guide · About · llms.txt

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