MCP MeasureMCP Measure

index observed

Lots of Sounds

CC0 sound effects API for AI agents — search, preview, and download via MCP.

Should I use this

Quality & Safety

A
Description quality
100%
Schema completeness
80%
Naming quality
96%
Poisoning risk
100%
Permission match
90%
Protocol compliance
100%

Findings (1)

  • LOWTool 'browse_samples' suggests web access but openWorldHint=falsein browse_samples

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~907Tokens (tool definitions)
~1.2 KBTypical response size
Moderate attention impact (0.71% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "mcp": {
      "url": "https://api.lotsofsounds.com/mcp"
    }
  }
}

Remote endpoints

https://api.lotsofsounds.com/mcpstreamable-http

What it can do

Tool inventory

Tools (5)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢browse_samples(q, limit)

Return curated free CC0 sample sounds from the bounded Lots of Sounds catalog. No account is required.

Input Schema

{
  "type": "object",
  "properties": {
    "q": {
      "type": "string",
      "description": "Optional keyword filter over the free samples, e.g. 'rain'"
    },
    "limit": {
      "type": "integer",
      "minimum": 1,
      "maximum": 12,
      "description": "Max 12"
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢search_sounds(q, tags, category, min_duration, max_duration, ...)

Search the bounded Lots of Sounds CC0 catalog by keyword, tags, category, and duration. A connected account is required. Each word in the query must match the sound name, description or a tag, so use short keywords and narrow the search with tags or max_duration. Results include timing (onset, peak and tail in milliseconds) and loudness (LUFS and true peak) when the sound has been analysed.

Input Schema

{
  "type": "object",
  "properties": {
    "q": {
      "type": "string",
      "description": "Keywords, e.g. 'card shuffle'. Every word must match the name, description or a tag. Use short words, not a sentence."
    },
    "tags": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Tags to match (AND logic)"
    },
    "category": {
      "type": "string",
      "enum": [
        "SFX",
        "MUSIC",
        "LOFI",
        "AMBIENT"
      ]
    },
    "min_duration": {
      "type": "number",
      "description": "Minimum duration in seconds"
    },
    "max_duration": {
      "type": "number",
      "description": "Maximum duration in seconds"
    },
    "sort": {
      "type": "string",
      "enum": [
        "downloads",
        "created_at",
        "duration",
        "name"
      ]
    },
    "order": {
      "type": "string",
      "enum": [
        "asc",
        "desc"
      ]
    },
    "page": {
      "type": "integer",
      "minimum": 1
    },
    "limit": {
      "type": "integer",
      "minimum": 1,
      "maximum": 100,
      "description": "Max 100, default 20"
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢get_sound(id)

Fetch full metadata for one sound in the bounded Lots of Sounds catalog by ID. A connected account is required.

Input Schema

{
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "The sound id returned by search_sounds"
    }
  },
  "required": [
    "id"
  ],
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢download_sound(id)

Return a time-limited signed download URL that expires in one hour for a sound in the bounded Lots of Sounds catalog. A connected account is required. Use this only when the user is ready to download.

Input Schema

{
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "The sound id returned by search_sounds"
    }
  },
  "required": [
    "id"
  ],
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢get_profile

Return the stable Lots of Sounds profile connected to this request. Use it only to identify the active plugin account.

Input Schema

{
  "type": "object",
  "properties": {},
  "$schema": "http://json-schema.org/draft-07/schema#"
}

Output Schema

{
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "minLength": 1,
      "pattern": "\\S",
      "description": "Opaque profile ID that stays unchanged for this account."
    },
    "name": {
      "type": "string",
      "description": "Display name for the connected profile."
    },
    "email": {
      "type": "string",
      "format": "email",
      "description": "Email address for display."
    },
    "nickname": {
      "type": "string",
      "description": "Label for the connected profile."
    }
  },
  "required": [
    "id"
  ],
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}

Recommended Prompts

retrieve_data
Get details about [item] from Lots of Sounds
Expected tools: get_sound
search_research
Search for information about [topic] using Lots of Sounds
Expected tools: search_sounds
research_workflow
Search for [topic], then get detailed information about the top results using Lots of Sounds
Expected tools: search_soundsget_sound
find_specific
Find [specific item] using Lots of Sounds
Expected tools: search_sounds
fetch_info
Fetch [information type] using Lots of Sounds
Expected tools: get_sound

Community

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Evidence

Recent observations

verifiedversion not recorded5 tools
verifiedversion not recorded4 tools
verifiedversion not recorded4 tools