curl "https://api.runtools.ai/v1/marketplace/search?q=email&limit=10" \
  -H "X-API-Key: rt_live_xxx"

{
  "data": [
    {
      "slug": "gmail",
      "name": "Gmail",
      "description": "Send and read emails via Gmail API",
      "category": "communication",
      "pricing": "free",
      "installs": 15420
    },
    {
      "slug": "sendgrid",
      "name": "SendGrid",
      "description": "Transactional email service",
      "category": "communication",
      "pricing": "free",
      "installs": 8234
    }
  ]
}