Zeltor Music Tools
Check if two songs mix (Camelot key, BPM), read shared song DNA reports, tempo and nightcore math.
What it does
Zeltor Music Tools is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.
No capability identified yet from its description.
Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.
At a glance
How to connect
As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 5h ago (live check)Hosted endpoint
https://zeltorlabs.com/mcpstreamable-http
In Claude Code: claude mcp add --transport http zeltor-music-tools https://zeltorlabs.com/mcp
MCP settings (Claude Desktop, Cursor and other MCP clients)
{
"mcpServers": {
"zeltor-music-tools": {
"url": "https://zeltorlabs.com/mcp"
}
}
}Live check
Electra Index connected to the hosted endpoint 5h agoONLINE Zeltor Music Tools answered an MCP connection on 31 Oct 2026 and introduced itself as zeltor-music-tools 1.1.0 (MCP protocol 2025-06-18).
6 tools offered to AI assistants
check_mix· Decides whether two songs will mix well, from their keys and BPMs, using the Camelot wheel and DJ tempo limits (about 3% sounds natural, up to about 16% is usable, half and double time count). Returns a verdict, the tempo change in percentcamelot· Gives the Camelot wheel code for a key and the three other keys that mix cleanly with it (one step either way with the same letter, and the relative major or minor).tempo_change· Percent change and playback rate to go from one BPM to another, how noticeable it will sound, the pitch change if it is not time-stretched, and the half and double time of the target.speed_pitch· For a nightcore (faster and higher) or slowed (slower and lower) version: the pitch change in semitones for a speed, the new BPM if given, and typical settings. Defaults: nightcore 1.25x, slowed 0.80x.transpose· Moves a key up or down by semitones and gives the new key name and Camelot code, with a note on how natural the shift will sound.song_report· Reads the song DNA from a MusicMind report the person made on zeltorlabs.com and shared: key and Camelot code with the keys that mix with it, BPM, genre mix, section structure with energy, and production DNA (energy profile, mood, arrangeme
What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method
Is this your server? Monitoring Pro: a check every 30 minutes and an email within the hour when it stops answering. Launch offer: $39.99 once, for life.
Facts & evidence
Each fact shows where it was seen and when.| Fact | Value | Evidence | Source | Last confirmed |
|---|---|---|---|---|
| Version | 1.1.0 | DECLARED | SRC-001 Official MCP Registry | 5h ago |
| Hosted endpoint | https://zeltorlabs.com/mcp | DECLARED | SRC-001 Official MCP Registry | 5h ago |
| Local install (package) | no | DECLARED | SRC-001 Official MCP Registry | 5h ago |
| Remote access (hosted) | yes | DECLARED | SRC-001 Official MCP Registry | 5h ago |
| Website | https://zeltorlabs.com | DECLARED | SRC-001 Official MCP Registry | 5h ago |
| Registry status | active | DECLARED | SRC-001 Official MCP Registry | 5h ago |
| MCP server | yes | DECLARED | SRC-001 Official MCP Registry | 5h ago |
Change history
- VERSION31 Oct 20261.0.0 → 1.1.0
- NEW31 Oct 2026first seen in the index
Is this page accurate?
Flag it and our robot re-checks the official source. Reports never change a score.Is Zeltor Music Tools still online?
Free alerts · no account▲ 0Do you run Zeltor Music Tools? Know when it stops answering
For publishers · optionalIts hosted endpoint can be monitored. Monitoring Pro connects every 30 minutes like an AI assistant, emails you within the hour when it stops answering, keeps a 90-day availability history and adds your answer rate to your badge.
Monitoring never changes a score or a rank.
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<a href="https://electraindex.com/mcp/zeltor-music-tools?utm_source=badge&utm_medium=share&utm_campaign=listing"><img src="https://electraindex.com/api/badge/zeltor-music-tools" alt="Listed on Electra Index"></a>Questions about Zeltor Music Tools
How do I connect Zeltor Music Tools?
Use the hosted endpoint https://zeltorlabs.com/mcp in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.
What tools does Zeltor Music Tools offer?
When Electra Index connected on 31 Oct 2026, it listed 6 tools: check_mix, camelot, tempo_change, speed_pitch, transpose, song_report. The full list is in "Live check" above.
Is Zeltor Music Tools online?
Yes. Its hosted endpoint answered an MCP connection from Electra Index 5h ago.