Uncommon Ear

Working Security A

com.uncommonear/free-music-sound-effectsv1.0.0 Domain verified

Search free music and sound effects (SFX), mostly CC0, with license terms and credit lines.

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Registry entry

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{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-11-14T18:03:04.669231Z",
      "publishedAt": "2026-11-14T18:03:04.669231Z",
      "statusChangedAt": "2026-11-14T18:03:04.669231Z"
    }
  },
  "server": {
    "name": "com.uncommonear/free-music-sound-effects",
    "icons": [
      {
        "src": "https://uncommonear.com/brand/waveform-favicon-v1.svg",
        "mimeType": "image/svg+xml"
      },
      {
        "src": "https://uncommonear.com/brand/waveform-touch-v1.png",
        "sizes": [
          "180x180"
        ],
        "mimeType": "image/png"
      }
    ],
    "title": "Uncommon Ear",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "remotes": [
      {
        "url": "https://uncommonear.com/mcp",
        "type": "streamable-http"
      }
    ],
    "version": "1.0.0",
    "websiteUrl": "https://uncommonear.com/docs/mcp",
    "description": "Search free music and sound effects (SFX), mostly CC0, with license terms and credit lines."
  }
}

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Call this server's tools from your browser. Nothing to install.

https://uncommonear.com/mcp

Requests go through mcptry because browsers can't call most MCP servers directly. Header values are sent to the server for that request only and are never stored or logged.

Tool list from our last check. Connect live to refresh it.

add_many_to_collection

Add 1 to 25 tracks atomically. Existing tracks are reported as already present; no new track is added if the 500-item cap or the CC BY-NC commercial rule would fail.

tracksarray, required

collection_idstring, required

revisioninteger

This tool isn't marked read-only, so it may change something on the server or in an account you connected.

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Argument	Type	Description
kind	string	collection (the default) or board, a collection the website plays as a grid of pads.
name*	string	Collection name, 1 to 80 characters.
commercial	boolean	Whether the collection is for commercial use. Defaults to true.

Argument	Type	Description
confirm*	boolean	true, confirming the deletion, which cannot be undone.
collection_id*	string

Argument	Type	Description
id*	string
end*	number
mode	string
speed	number
start*	number
fade_ms	integer
gain_db	number
reverse	boolean

Argument	Type	Description
format	string
collection_id*	string

Argument	Type	Description
id*	string	The track id to use as the starting point.
limit	integer	Number of neighbors to return, from 1 to 50.
credit	string
cursor	string
max_bpm	number
min_bpm	number
commercial	boolean
loops_only	boolean
max_seconds	number
min_seconds	number

Uncommon Ear

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add_many_to_collection

Uncommon Ear

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add_many_to_collection

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Tools (18)

Security checkA100/100

Argument	Type	Description
note	string
revision	integer	Current collection revision when coordinating concurrent edits.
track_id*	string
collection_id*	string

Argument	Type	Description
kind	string	Which kind to list. Defaults to collection; use board for sound boards or all for both.
include_archived	boolean	Also list archived collections. They are hidden by default but still count toward the cap.

Argument	Type	Description
query*	string	Words to find. The last word also matches as a prefix.
cursor	string	Pass the cursor from the previous page.
include_archived	boolean	Also search archived collections.

Argument	Type	Description
sfx	array	Sound-effect type tag ids from list_filter_values. A track matches if it has any of them; every facet set must match.
use	array	Intended-use tag ids from list_filter_values. A track matches if it has any of them; every facet set must match.
kind	string	music (the default) or sfx for Effects & samples. Music takes min_bpm, max_bpm, energy, genre and mood; sfx takes category and sfx; instrument applies to both. A filter for the other kind is an invalid_filter_for_kind error.
mood	array	Mood tag ids from list_filter_values. A track matches if it has any of them; every facet set must match.
sort	string	Order of results. "best" lists the cleanest recordings first (good, then ok, rough, then unscored). "quality" lists the highest score first and unscored tracks last, with ties broken by id. Default: relevance when query is set, otherwise shuffle.

Argument	Type	Description
limit	integer
seeds	array
credit	string
cursor	string
max_bpm	number
min_bpm	number
commercial	boolean
loops_only	boolean
max_seconds	number
min_seconds	number
collection_id

Argument	Type	Description
name	string
archived	boolean	true archives, false unarchives. Needs no revision when sent alone.
revision	integer
commercial	boolean
description	string	One line of plain text, up to 200 characters. An empty string clears it.
collection_id*	string
credits_heading	string	The heading of the credits block, up to 120 characters. An empty string goes back to the default.

Argument	Type	Description
note	string
position	integer
revision	integer
track_id*	string
collection_id*	string
modifications	any