Marketplace gateway: 100+ services and 1,400+ tools behind one MCP connection with unified auth
Connect Remote server
claude mcp add --transport http danube https://mcp.danubeai.com/mcp --header "danube-api-key: <DANUBE_API_KEY>"
{
"mcpServers": {
"danube": {
"url": "https://mcp.danubeai.com/mcp",
"headers": {
"danube-api-key": "<DANUBE_API_KEY>"
}
}
}
}
{
"servers": {
"danube": {
"type": "http",
"url": "https://mcp.danubeai.com/mcp",
"headers": {
"danube-api-key": "<DANUBE_API_KEY>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://mcp.danubeai.com/mcp
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server asks for a key before it lists its tools. Connect it with your own key to see them.
Headers
| Name | Description |
|---|---|
danube-api-keyOptional, secret | Optional - only for clients without OAuth support. OAuth 2.0 (dynamic client registration) is the primary auth and needs no setup. Get a key at https://danubeai.com/dashboard/api-keys |
Details
| Endpoint | https://mcp.danubeai.com/mcp (Streamable HTTP) |
| First published | 31 Aug 2026 |
| Last updated | 31 Aug 2026 |
| Registry name | com.danubeai/danube |
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