NameHound

Is a brand name free as a .com/.net/.org/.app domain and as a Bluesky, Mastodon, npm or PyPI handle?

Should I use this

Quality & Safety

A
Description quality
80%
Schema completeness
100%
Naming quality
100%
Poisoning risk
80%
Permission match
100%
Protocol compliance
100%

Findings (3)

  • HIGHTool poisoning patterns detected
  • MEDIUMTool 'check_name_availability' description contains placeholder textin check_name_availability
  • INFOTool description contains placeholder or incomplete textin check_name_availability

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~633Tokens (tool definitions)
~4.2 KBTypical response size
Minimal attention impact (0.49% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "namehound": {
      "url": "https://namehound.app/mcp"
    }
  }
}

Remote endpoints

https://namehound.app/mcpstreamable-http

What it can do

Tool inventory

Tools (1)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢check_name_availability(name)

Use this when someone asks whether one specific brand, business, product or project name is free as a domain name (.com, .net, .org, .app) and as a handle on Bluesky, Mastodon, GitLab, npm and PyPI, and wants the NameHound Brand Name Score (0-100) for it. Send one name per call, for example "Blue Fern Studio". The name is made into a handle (lowercase letters and numbers). Returns up to 4 rows, each with the check time, the official source and a link to the NameHound page for that name. Results are a snapshot: availability can change, the registrar or platform has the final say, and this is not legal or trademark advice (the score leaves out the trademark part until the person runs the free USPTO search themselves). Do not use it to brainstorm names, to check a list of names, for trademark clearance, or for Instagram, X, TikTok, YouTube, GitHub or other platforms it does not check. It has a small daily limit, so call it only for names the person actually cares about.

Input Schema

{
  "type": "object",
  "properties": {
    "name": {
      "type": "string",
      "minLength": 2,
      "maxLength": 40,
      "description": "A specific name, e.g. \"Blue Fern Studio\". 2-40 characters. Wildcards and \"all\" are not accepted."
    }
  },
  "required": [
    "name"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}

Output Schema

{
  "type": "object",
  "properties": {
    "results": {
      "maxItems": 5,
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "title": {
            "type": "string"
          },
          "values": {
            "type": "object",
            "propertyNames": {
              "type": "string"
            },
            "additionalProperties": {
              "type": [
                "string",
                "number",
                "boolean",
                "null"
              ]
            }
          },
          "source": {
            "type": "object",
            "properties": {
              "name": {
                "type": "string"
              },
              "url": {
                "type": "string"
              }
            },
            "required": [
              "name",
              "url"
            ],
            "additionalProperties": false
          },
          "observed": {
            "type": "string",
            "description": "Date the fact was observed or verified (YYYY-MM-DD)."
          },
          "expires": {
            "type": "string"
          },
          "stale": {
            "type": "boolean",
            "const": true
          },
          "stale_note": {
            "type": "string"
          },
          "link": {
            "type": "string",
            "description": "Page on our site with details."
          }
        },
        "required": [
          "title",
          "source",
          "observed",
          "link"
        ],
        "additionalProperties": false
      }
    },
    "result_count": {
      "type": "integer",
      "minimum": -9007199254740991,
      "maximum": 9007199254740991
    },
    "more_available": {
      "type": "boolean"
    },
    "note": {
      "type": "string"
    },
    "more_info": {
      "type": "string"
    },
    "attribution": {
      "type": "string"
    }
  },
  "required": [
    "results",
    "result_count",
    "more_available",
    "more_info",
    "attribution"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false
}

Community

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Evidence

Recent observations

verifiedversion not recorded1 tools