ONCE is answering right now. Last checked 7 min ago.
Music distribution for agents: upload, AI-check, submit and track releases on ONCE.
Today is the operative word: we check ONCE every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 7 min ago.
claude mcp add mcp --transport http https://beta.once.app/api/mcp
https://beta.once.app/api/mcp
[mcp_servers.mcp]
url = "https://beta.once.app/api/mcp"
{
"mcpServers": {
"mcp": {
"url": "https://beta.once.app/api/mcp"
}
}
}
{
"servers": {
"mcp": {
"type": "http",
"url": "https://beta.once.app/api/mcp"
}
}
}
This endpoint answered with an authorization challenge. The server is running, and it signs you in through your browser: there is no API key to paste.
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://beta.once.app/api/mcp | streamable-http | sign-in | 343 ms | 7 min ago |
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