mac-vendor

name	mac_vendor
description	Lookup hardware vendor from MAC address. Use when user ask "what vendor is MAC X", "who made this device".

MAC Vendor

Lookup hardware vendor from MAC address.

APIs

macvendors.com

• Endpoint: https://api.macvendors.com/v1/{mac}
• Method: GET
• Auth: None (1000 requests/day free)
• Docs: https://app.macvendors.com/

macaddress.io

• Endpoint: https://api.macaddress.io/v1
• Method: GET
• Auth: API key required (free tier: 100/day)
• Docs: https://macaddress.io/api

Example Queries

• "What vendor is MAC address 00:1A:2B:3C:4D:5E"
• "Who made this network device"
• "Find vendor for AA:BB:CC:DD:EE:FF"

Response

{
  "vendor": "Apple, Inc.",
  "company": "Apple Computer, Inc.",
  "address": "1 Infinite Loop, Cupertino, CA"
}

Use Cases

• Network device identification
• Security monitoring
• Device inventory management
• Virtual machine detection

Token Savings

15-25x vs LLM reasoning for hardware vendor lookup.