{
  "data": {
    "tool": {
      "category": "music-generation",
      "endpoint": "https://api.lotsofsounds.com/mcp",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/lotsofsounds-mcp.json",
      "kind": "mcp",
      "listed": "indexed",
      "liveUrl": "https://www.anchorterminal.com/api/v1/live/lotsofsounds-mcp.json",
      "markdownUrl": "https://www.anchorterminal.com/tools/lotsofsounds-mcp.md",
      "mcpTools": {
        "check": {
          "checker": "anchor-check/1.0",
          "totalTokens": 1139,
          "counts": {
            "error": 0,
            "note": 1,
            "warn": 1
          },
          "findings": [
            {
              "rule": "TC11",
              "severity": "warn",
              "tool": "search_sounds",
              "message": "4 parameters without a description: category, order, page, sort",
              "fix": "Describe each one: format, units, an example, and what happens when it's left out."
            },
            {
              "rule": "TC24",
              "severity": "note",
              "message": "4 of 5 tools have no outputSchema",
              "fix": "Declare outputSchema for tools that return structured data, and return structuredContent that matches it."
            }
          ]
        },
        "checkedAt": "2026-10-04T22:23:18Z",
        "count": 5,
        "schemaTokens": 1139,
        "status": "ok",
        "tools": [
          {
            "name": "browse_samples",
            "title": "Browse free sample sounds",
            "description": "Return curated free CC0 sample sounds from the bounded Lots of Sounds catalog. No account is required.",
            "inputSchema": {
              "$schema": "http://json-schema.org/draft-07/schema#",
              "additionalProperties": false,
              "properties": {
                "limit": {
                  "description": "Max 12",
                  "maximum": 12,
                  "minimum": 1,
                  "type": "integer"
                },
                "q": {
                  "description": "Optional keyword filter over the free samples, e.g. 'rain'",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": false,
              "readOnlyHint": true
            }
          },
          {
            "name": "search_sounds",
            "title": "Search sound effects",
            "description": "Search the bounded Lots of Sounds CC0 catalog by keyword, tags, category, and duration. A connected account is required. The query is a case-insensitive substring match on the sound name and description, so use short keywords and narrow the search with tags or max_duration.",
            "inputSchema": {
              "$schema": "http://json-schema.org/draft-07/schema#",
              "additionalProperties": false,
              "properties": {
                "category": {
                  "enum": [
                    "SFX",
                    "MUSIC",
                    "LOFI",
                    "AMBIENT"
                  ],
                  "type": "string"
                },
                "limit": {
                  "description": "Max 100, default 20",
                  "maximum": 100,
                  "minimum": 1,
                  "type": "integer"
                },
                "max_duration": {
                  "description": "Maximum duration in seconds",
                  "type": "number"
                },
                "min_duration": {
                  "description": "Minimum duration in seconds",
                  "type": "number"
                },
                "order": {
                  "enum": [
                    "asc",
                    "desc"
                  ],
                  "type": "string"
                },
                "page": {
                  "minimum": 1,
                  "type": "integer"
                },
                "q": {
                  "description": "Keyword matched against name + description, e.g. 'whoosh'. Use one or two short words, not a sentence.",
                  "type": "string"
                },
                "sort": {
                  "enum": [
                    "downloads",
                    "created_at",
                    "duration",
                    "name"
                  ],
                  "type": "string"
                },
                "tags": {
                  "description": "Tags to match (AND logic)",
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                }
              },
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": false,
              "readOnlyHint": true
            }
          },
          {
            "name": "get_sound",
            "title": "Get sound details",
            "description": "Fetch full metadata for one sound in the bounded Lots of Sounds catalog by ID. A connected account is required.",
            "inputSchema": {
              "$schema": "http://json-schema.org/draft-07/schema#",
              "additionalProperties": false,
              "properties": {
                "id": {
                  "description": "The sound id returned by search_sounds",
                  "type": "string"
                }
              },
              "required": [
                "id"
              ],
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": false,
              "readOnlyHint": true
            }
          },
          {
            "name": "download_sound",
            "title": "Download a sound",
            "description": "Return a time-limited signed download URL that expires in one hour for a sound in the bounded Lots of Sounds catalog. A connected account is required. Use this only when the user is ready to download.",
            "inputSchema": {
              "$schema": "http://json-schema.org/draft-07/schema#",
              "additionalProperties": false,
              "properties": {
                "id": {
                  "description": "The sound id returned by search_sounds",
                  "type": "string"
                }
              },
              "required": [
                "id"
              ],
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": false,
              "openWorldHint": false,
              "readOnlyHint": false
            }
          },
          {
            "name": "get_profile",
            "title": "Get connected profile",
            "description": "Return the stable Lots of Sounds profile connected to this request. Use it only to identify the active plugin account.",
            "inputSchema": {
              "$schema": "http://json-schema.org/draft-07/schema#",
              "properties": {},
              "type": "object"
            },
            "outputSchema": {
              "$schema": "http://json-schema.org/draft-07/schema#",
              "additionalProperties": false,
              "properties": {
                "email": {
                  "description": "Email address for display.",
                  "format": "email",
                  "type": "string"
                },
                "id": {
                  "description": "Opaque profile ID that stays unchanged for this account.",
                  "minLength": 1,
                  "pattern": "\\S",
                  "type": "string"
                },
                "name": {
                  "description": "Display name for the connected profile.",
                  "type": "string"
                },
                "nickname": {
                  "description": "Label for the connected profile.",
                  "type": "string"
                }
              },
              "required": [
                "id"
              ],
              "type": "object"
            },
            "annotations": {
              "destructiveHint": false,
              "idempotentHint": true,
              "openWorldHint": false,
              "readOnlyHint": true
            }
          }
        ]
      },
      "name": "Lots of Sounds",
      "note": "Indexed from the official MCP registry: facts and our own checks, not reviewed, so no score, grade or rank.",
      "packages": null,
      "pageJsonUrl": "https://www.anchorterminal.com/tools/lotsofsounds-mcp.json",
      "popularity": {
        "githubStars": 1
      },
      "registryName": "com.lotsofsounds/mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.lotsofsounds.com/mcp"
        }
      ],
      "repository": "https://github.com/lotsofsounds/free-sound-effects-api",
      "reviewed": false,
      "slug": "lotsofsounds-mcp",
      "source": "the official MCP registry",
      "sourceUrl": "https://registry.modelcontextprotocol.io/v0.1/servers?search=com.lotsofsounds/mcp",
      "summary": "CC0 sound effects API for AI agents — search, preview, and download via MCP.",
      "updatedAt": "2026-09-21T00:22:04Z",
      "url": "https://www.anchorterminal.com/tools/lotsofsounds-mcp",
      "vendor": "lotsofsounds.com",
      "vendorUrl": "https://www.lotsofsounds.com/docs/mcp",
      "version": "1.0.0",
      "websiteUrl": "https://www.lotsofsounds.com/docs/mcp",
      "where": "hosted",
      "why": [
        "vendor"
      ]
    }
  },
  "kind": "anchor.page",
  "links": {
    "api": "https://www.anchorterminal.com/api/v1/index.json",
    "html": "https://www.anchorterminal.com/tools/lotsofsounds-mcp",
    "json": "https://www.anchorterminal.com/tools/lotsofsounds-mcp.json",
    "llms": "https://www.anchorterminal.com/llms.txt",
    "markdown": "https://www.anchorterminal.com/tools/lotsofsounds-mcp.md",
    "slim": "https://www.anchorterminal.com/tools/lotsofsounds-mcp.min.md"
  },
  "markdown": "# Lots of Sounds\n\n\u003e Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/\n\n- Kind: MCP server, by lotsofsounds.com (https://www.lotsofsounds.com/docs/mcp)\n- Category: Music generation (https://www.anchorterminal.com/categories/music-generation.md)\n- Listed because: It's published in the registry under lotsofsounds.com, a namespace the registry only gives to whoever proves they control that domain.\n- What the official MCP registry says: CC0 sound effects API for AI agents — search, preview, and download via MCP.\n\n## Facts\n\n- MCP registry: `com.lotsofsounds/mcp` 1.0.0\n- Endpoint: https://api.lotsofsounds.com/mcp (streamable HTTP)\n- Source: https://github.com/lotsofsounds/free-sound-effects-api\n- Website: https://www.lotsofsounds.com/docs/mcp\n- GitHub stars: 1\n- Registry entry updated: 2026-09-21\n\n## Tools\n\n- Tools it lists (5, about 1,139 tokens of context, `tools/list` without credentials over MCP 2025-11-25, checked 2026-10-04 22:23 UTC):\n  - `browse_samples` (read-only): Return curated free CC0 sample sounds from the bounded Lots of Sounds catalog. No account is required.\n  - `search_sounds` (read-only): Search the bounded Lots of Sounds CC0 catalog by keyword, tags, category, and duration. A connected account is required. The query is a case-insensitive…\n  - `get_sound` (read-only): Fetch full metadata for one sound in the bounded Lots of Sounds catalog by ID. A connected account is required.\n  - `download_sound` (writes): 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…\n  - `get_profile` (read-only): Return the stable Lots of Sounds profile connected to this request. Use it only to identify the active plugin account.\n- How its tools read to an agent (0 errors, 1 warning, 1 note, about 1,139 tokens; rules at https://www.anchorterminal.com/check.md; not part of the score):\n  - warn TC11 search_sounds: 4 parameters without a description: category, order, page, sort\n  - note TC24 server: 4 of 5 tools have no outputSchema\n\n- JSON: https://www.anchorterminal.com/api/v1/tools/lotsofsounds-mcp.json\n- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming\n",
  "meta": {
    "attribution": "Anchor Terminal (https://www.anchorterminal.com)",
    "docs": "https://www.anchorterminal.com/docs/",
    "generatedAt": "2026-10-04",
    "license": "CC-BY-4.0",
    "method": "https://www.anchorterminal.com/benchmark/",
    "methodology": "0.3",
    "openapi": "https://www.anchorterminal.com/openapi.json",
    "preview": false,
    "run": "2026-10-01",
    "runLabel": "October 2026 research run"
  },
  "page": {
    "breadcrumbs": [
      {
        "name": "Home",
        "url": "https://www.anchorterminal.com/"
      },
      {
        "name": "Terminal",
        "url": "https://www.anchorterminal.com/tools/"
      },
      {
        "name": "Indexed",
        "url": "https://www.anchorterminal.com/indexed/"
      },
      {
        "name": "Lots of Sounds",
        "url": ""
      }
    ],
    "description": "Lots of Sounds, an MCP server by lotsofsounds.com, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. CC0 sound effects API for AI agents — search, preview, and download via MCP.",
    "facts": [
      "not reviewed",
      "not ranked",
      "facts only"
    ],
    "h1": "Lots of Sounds",
    "image": "https://www.anchorterminal.com/assets/og/indexed.png",
    "path": "/tools/lotsofsounds-mcp",
    "published": "",
    "section": "indexed",
    "title": "Lots of Sounds: MCP server, indexed from the official MCP registry",
    "toc": null,
    "updated": "2026-10-04",
    "url": "https://www.anchorterminal.com/tools/lotsofsounds-mcp"
  },
  "tokens": {
    "markdown": 800,
    "slim": 730
  },
  "version": 1
}