Quackr
Virtual phone numbers for SMS verification, OTP receipt, and number management.
Connect it
Settings → Connectors → Add custom connector
URL: https://mcp.quackr.io/Settings → Apps & Connectors → Advanced → Developer mode
Create connector with URL: https://mcp.quackr.io/{
"mcpServers": {
"quackr": {
"url": "https://mcp.quackr.io/",
"headers": {
"Authorization": "<YOUR_AUTHORIZATION>"
}
}
}
}claude mcp add --transport http quackr https://mcp.quackr.io/ --header "Authorization: <value>"{
"servers": {
"quackr": {
"type": "http",
"url": "https://mcp.quackr.io/",
"headers": {
"Authorization": "<YOUR_AUTHORIZATION>"
}
}
}
}{
"mcpServers": {
"quackr": {
"command": "npx",
"args": [
"-y",
"quackr-mcp@1.0.1"
],
"env": {
"QUACKR_API_KEY": "<value>"
}
}
}
}claude mcp add quackr -- npx -y quackr-mcp@1.0.1Tools
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