Discover / music.openverbs.com
music.openverbs.com
Build a chord from a root note and quality (major, minor, dim, aug, maj7, min7, dom7, dim7, half-dim7, sus2, sus4, maj6, min6). Notes are spelled by stacked thirds (C dom7 → C E G Bb). Returns the note names, MIDI numbers and semitone intervals.
music.openverbs.com is listed as payable by AI agents over X402 on base in USDC. It answered a valid payment challenge when we last probed it at Tue, 08 Sep 2026 05:02:21 GMT.
Endpoint
https://music.openverbs.com/v1/chord
Status■ Live
Facilitatorcdp
Listed in
x402-bazaar
First indexedSat, 05 Sep 2026 15:21:44 GMT
Probe history
last 1 probes| When | Result | HTTP | Method | Latency |
|---|---|---|---|---|
| Tue, 08 Sep 2026 05:02:21 | challenge | 402 | http-402 | 185ms |
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