# Character Counter

> Use this tool when you need to validate the length of text inputs, such as tweets or form submissions, to ensure they meet character limits. It takes a text input and returns an instant character count, helping you compare drafts and avoid overages. Ideal for use cases like social media posting, SMS messaging, or coding, where character limits are crucial.

Canonical page: https://skillsregistry.net/skills/guanqun-yang-mcp-server-char-counter  
JSON: https://api.skillsregistry.net/v1/skills/guanqun-yang-mcp-server-char-counter

## Description

Count characters in any text to quickly check length and meet limits. Validate inputs for tweets, SMS, forms, or code. Get instant counts to compare drafts and avoid overages.

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** other
- **Updated:** 2026-06-11

## Source

- **Source listing:** [Smithery](https://smithery.ai/server/guanqun-yang/mcp-server-char-counter)
- **Repository:** <https://github.com/guanqun-yang/mcp-server-char-counter>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "guanqun-yang-mcp-server-char-counter"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/guanqun-yang-mcp-server-char-counter` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/guanqun-yang-mcp-server-char-counter/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt