# mcp-isbn

> Use this tool when you need to validate and convert ISBN numbers between ISBN-10 and ISBN-13 formats, solving problems with incorrect check digits and format inconsistencies. It takes ISBN numbers as input and outputs validated and converted numbers, supporting offline use. Ideal for publishing, cataloging, and data management tasks that require accurate ISBN handling.

Canonical page: https://skillsregistry.net/skills/pipeworx-io-mcp-isbn  
JSON: https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-isbn

## Description

Validates and converts ISBN-10 and ISBN-13 numbers offline, checking check digits and supporting conversion between formats.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** verified
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/ou13rx1cel)
- **Repository:** <https://github.com/pipeworx-io/mcp-isbn>

## 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": "pipeworx-io-mcp-isbn"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-isbn` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-isbn/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