Install
npx skills add hunter-io/claude-plugin --skill check-usage
Runs the open skills CLI and installs the skill for your agent (Claude Code, Codex, Cursor …). Alternatively copy the skill folder into .claude/skills/ or upload it in Claude.ai under Settings → Skills.
As a Claude Code plugin
/plugin marketplace add anthropics/claude-plugins-official
/plugin install hunter@hunter
This skill is part of the plugin “hunter”. In Claude Code the plugin installs it together with the plugin’s other skills, commands and hooks.
What does the check-usage skill do?
Description from the SKILL.md in the source repository.
Questions about check-usage
What does the check-usage skill do?
Reports the Hunter account's plan, remaining credits, and usage. Use when the user asks how many credits they have left, what plan they're on, or how much of their quota they've used.
How do I install check-usage?
In a terminal: npx skills add hunter-io/claude-plugin --skill check-usage. The skills CLI asks which agents to install it for. In Claude.ai you can upload the skill folder as a ZIP under Settings → Skills.
Which agents can use check-usage?
Skills use the open SKILL.md format, which Claude Code, Claude.ai, the Claude API, OpenAI Codex, Cursor, Gemini CLI and other agents support.
Is check-usage safe to use?
Our automatic check found no risky patterns (piped shell scripts, hidden characters, secret access, prompt overrides). It is not a full audit – read the SKILL.md and any scripts before installing.
More skills from hunter-io/claude-plugin
Builds and runs email outreach sequences end to end — create a sequence, add follow-up steps and message templates, add recipients from your leads, then start, pause, resume, or check its stats. …
Retrieves detailed company information including industry, size, location, and description from a domain name. Use when the user asks about a company, wants company details, or says "tell me about [company]".
Saves companies and organizes them into Hunter company lists — save a company, add/remove companies to lists, create and manage lists and folders, and bulk copy/move/delete companies.
Finds companies matching criteria (industry, size, location, technologies), estimates how many contacts exist across them, and manages saved searches.
Finds all publicly available email addresses and contacts at a company domain. Use when the user asks who works at a company, wants to find contacts at a domain, or needs email …
Finds a professional email address from a person's name and company domain. Use when the user asks to find someone's email, look up a contact's email address, or needs to reach a …
Verifies whether an email address is deliverable by checking DNS and SMTP records. Use when the user wants to check if an email is valid, verify an email address, or assess deliverability …
Creates and organizes Hunter leads lists — build a list from contacts or a search, populate it, merge lists, favorite them, and group them into folders.
Related skills in Other
A relentless interview to sharpen a plan or design.
No description in the SKILL.md.
No description in the SKILL.md.
No description in the SKILL.md.
No description in the SKILL.md.
No description in the SKILL.md.
No description in the SKILL.md.
No description in the SKILL.md.