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index observed

Ssemble AI Clipping

Create AI-powered short-form video clips from YouTube videos. Supports webhook callbacks.

Should I use this

Quality & Safety

A
Description quality
98%
Schema completeness
86%
Naming quality
100%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~2,772Tokens (tool definitions)
~2.8 KBTypical response size
Significant attention impact (2.17% 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-server": {
      "command": "npx",
      "args": [
        "@ssemble/mcp-server"
      ]
    }
  }
}

Runnable packages

npm@ssemble/mcp-server1.1.14stdio

Remote endpoints

https://mcp.ssemble.com/mcpstreamable-http

What it can do

Tool inventory

Tools (10)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟡create_short(url, fileUrl, start, end, preferredLength, ...)

Create AI-generated short-form video clips from a YouTube video or uploaded file. Returns a request ID instantly. Processing takes 5-30 minutes. Costs 1 credit.

Input Schema

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "YouTube video URL"
    },
    "fileUrl": {
      "type": "string",
      "format": "uri",
      "description": "Public video file URL (alternative to url)"
    },
    "start": {
      "type": "number",
      "minimum": 0,
      "description": "Start time in seconds (>= 0)"
    },
    "end": {
      "type": "number",
      "minimum": 1,
      "description": "End time in seconds (> start, max 1200s window)"
    },
    "preferredLength": {
      "type": "string",
      "enum": [
        "under30sec",
        "under60sec",
        "under90sec",
        "under3min",
        "under5min",
        "under10min"
      ],
      "default": "under60sec",
      "description": "Target clip duration"
    },
    "maxShorts": {
      "type": "integer",
      "minimum": 1,
      "maximum": 12,
      "description": "Maximum number of shorts to create (1-12). Keeps the highest-scoring clips and never pads, so short videos may return fewer. Omit to get up to 12."
    },
    "language": {
      "type": "string",
      "enum": [
        "en",
        "es",
        "fr",
        "de",
        "it",
        "pt",
        "ru",
        "ja",
        "ko",
        "zh",
        "ar",
        "hi",
        "tr",
        "pl",
        "nl",
        "sv",
        "no",
        "da",
        "fi",
        "cs",
        "vi",
        "id",
        "fa",
        "uk",
        "af",
        "ca",
        "et",
        "fo",
        "gl",
        "is",
        "ms",
        "sq",
        "sw",
        "tl",
        "ro",
        "sk",
        "hr",
        "sl",
        "hu",
        "lv",
        "lt",
        "bs",
        "az",
        "bg",
        "mk",
        "sr",
        "mt",
        "el",
        "ne",
        "mr",
        "ka",
        "hy",
        "ur",
        "he"
      ],
      "default": "en",
      "description": "Spoken language (ISO 639-1)"
    },
    "captionLanguage": {
      "type": "string",
      "enum": [
        "en",
        "es",
        "fr",
        "de",
        "it",
        "pt",
        "ru",
        "ja",
        "ko",
        "zh",
        "ar",
        "hi",
        "tr",
        "pl",
        "nl",
        "sv",
        "no",
        "da",
        "fi",
        "cs",
        "vi",
        "id",
        "fa",
        "uk",
        "af",
        "ca",
        "et",
        "fo",
        "gl",
        "is",
        "ms",
        "sq",
        "sw",
        "tl",
        "ro",
        "sk",
        "hr",
        "sl",
        "hu",
        "lv",
        "lt",
        "bs",
        "az",
        "bg",
        "mk",
        "sr",
        "mt",
        "el",
        "ne",
        "mr",
        "ka",
        "hy",
        "ur",
        "he"
      ],
      "description": "Caption language if different from spoken"
    },
    "templateId": {
      "type": "string",
      "pattern": "^[0-9a-fA-F]{24}$",
      "description": "Caption template ID from list_templates (24-char hex)"
    },
    "noClipping": {
      "type": "boolean",
      "default": false,
      "description": "Skip AI clipping, process entire range as one clip"
    },
    "hookTitle": {
      "type": "boolean",
      "default": false,
      "description": "Add animated hook title at start"
    },
    "memeHook": {
      "type": "boolean",
      "default": false,
      "description": "Prepend a meme hook clip (2-5s attention grabber)"
    },
    "memeHookName": {
      "type": "string",
      "description": "Exact meme hook name from list_meme_hooks (case-sensitive)"
    },
    "gameVideo": {
      "type": "boolean",
      "default": false,
      "description": "Add split-screen gameplay overlay"
    },
    "gameVideoName": {
      "type": "string",
      "description": "Exact game video name from list_game_videos (case-sensitive)"
    },
    "ctaEnabled": {
      "type": "boolean",
      "default": false,
      "description": "Show call-to-action text overlay"
    },
    "ctaText": {
      "type": "string",
      "maxLength": 200,
      "description": "CTA text (max 200 chars, required when ctaEnabled=true)"
    },
    "music": {
      "type": "boolean",
      "default": false,
      "description": "Add background music"
    },
    "musicName": {
      "type": "string",
      "description": "Exact track name from list_music (case-sensitive)"
    },
    "musicNames": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "minItems": 1,
      "maxItems": 20,
      "description": "Several exact track names from list_music (case-sensitive); each short uses one of them at random. Use instead of musicName. Requires music=true."
    },
    "musicVolume": {
      "type": "number",
      "minimum": 0,
      "maximum": 100,
      "default": 10,
      "description": "Music volume 0-100"
    },
    "layout": {
      "type": "string",
      "enum": [
        "auto",
        "fill",
        "fit",
        "square"
      ],
      "default": "auto",
      "description": "Video framing layout"
    },
    "captionsEnabled": {
      "type": "boolean",
      "default": true,
      "description": "Burn captions into the clips (default true). Set false for sources that already have captions."
    },
    "outroEnabled": {
      "type": "boolean",
      "default": false,
      "description": "Append an end-screen outro card (bell animation + \"Please subscribe\" text) after each clip. Default false."
    },
    "outroText": {
      "type": "string",
      "maxLength": 80,
      "description": "Custom outro text (max 80 chars). Omit for the localized default (\"Please subscribe\"). Requires outroEnabled=true."
    },
    "outroImageUrl": {
      "type": "string",
      "format": "uri",
      "description": "Public image URL for a custom outro card instead of the stock bell card. Requires outroEnabled=true."
    },
    "outroSeconds": {
      "type": "integer",
      "minimum": 1,
      "maximum": 3,
      "default": 2,
      "description": "Outro duration in seconds (1-3, default 2). Requires outroEnabled=true."
    },
    "outroSting": {
      "type": "boolean",
      "default": true,
      "description": "Play the short bell sound on the outro (default true). Requires outroEnabled=true."
    },
    "outroHandle": {
      "type": "string",
      "maxLength": 40,
      "description": "Channel handle shown on the outro card, e.g. \"@mychannel\" (max 40 chars). Requires outroEnabled=true."
    },
    "blurBackground": {
      "type": "boolean",
      "description": "Background behind the clip when the source does not fill the 9:16 canvas (mainly layout=fit): true = blurred copy of the video, false = solid color (backgroundColor, else the account's saved color, else the template color). Omit to use the account's saved editor preference (default: blurred)."
    },
    "backgroundColor": {
      "type": "string",
      "pattern": "^#[0-9a-fA-F]{6}$",
      "description": "Solid background color as hex, e.g. \"#000000\". Only with blurBackground=false. Omit to use the account's saved background color, else the template color."
    },
    "includeSourceLink": {
      "type": "boolean",
      "description": "When these clips are later scheduled from the Ssemble web app (Share / Calendar), end each caption with \"Source: <link>\": customSourceLink if set, else the original YouTube video. Omit to use the account's last scheduler choice. Does not change the clips."
    },
    "customSourceLink": {
      "type": "string",
      "maxLength": 300,
      "description": "Own link for the Source line, e.g. \"mysite.com/videos\" (https:// added if missing, max 300 chars). Requires includeSourceLink=true."
    },
    "webhookUrl": {
      "type": "string",
      "format": "uri",
      "description": "Optional webhook URL for completion/failure notifications. Receives a POST with results when processing finishes."
    }
  },
  "required": [
    "start",
    "end"
  ],
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢get_status(requestId)

Check processing status of a short creation request. Provide a request ID, or omit it to see your recent requests and pick one.

Input Schema

{
  "type": "object",
  "properties": {
    "requestId": {
      "type": "string",
      "pattern": "^[0-9a-fA-F]{24}$",
      "description": "The request ID from create_short (24-char hex). Omit to see your recent requests."
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢get_shorts(requestId)

Retrieve all generated short clips for a completed request. Provide a request ID, or omit it to see your recent requests and pick one.

Input Schema

{
  "type": "object",
  "properties": {
    "requestId": {
      "type": "string",
      "pattern": "^[0-9a-fA-F]{24}$",
      "description": "The request ID from create_short (24-char hex). Omit to see your recent requests."
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢list_requests(page, limit, status, sortBy, sortOrder)

List all short creation requests with optional status filtering, pagination, and sorting.

Input Schema

{
  "type": "object",
  "properties": {
    "page": {
      "type": "number",
      "minimum": 1,
      "default": 1,
      "description": "Page number"
    },
    "limit": {
      "type": "number",
      "minimum": 1,
      "maximum": 100,
      "default": 20,
      "description": "Items per page (1-100)"
    },
    "status": {
      "type": "string",
      "enum": [
        "queued",
        "processing",
        "completed",
        "failed",
        "cancelled"
      ],
      "description": "Filter by status"
    },
    "sortBy": {
      "type": "string",
      "enum": [
        "createdAt",
        "updatedAt"
      ],
      "default": "createdAt",
      "description": "Sort field"
    },
    "sortOrder": {
      "type": "string",
      "enum": [
        "asc",
        "desc"
      ],
      "default": "desc",
      "description": "Sort direction"
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🔴delete_request(requestId)

Permanently delete a short creation request and all generated videos. Credits are NOT refunded. This action is irreversible.

Input Schema

{
  "type": "object",
  "properties": {
    "requestId": {
      "type": "string",
      "pattern": "^[0-9a-fA-F]{24}$",
      "description": "The request ID to delete (24-char hex). This action is irreversible and credits are NOT refunded."
    }
  },
  "required": [
    "requestId"
  ],
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢list_templates

List all available caption style templates with preview thumbnails, names, and IDs. Use the templateId when creating shorts.

Input Schema

{
  "type": "object",
  "properties": {}
}
🟢list_music(page, limit)

List available background music tracks with names and durations. Use the exact musicName when creating shorts.

Input Schema

{
  "type": "object",
  "properties": {
    "page": {
      "type": "number",
      "minimum": 1,
      "default": 1,
      "description": "Page number"
    },
    "limit": {
      "type": "number",
      "minimum": 1,
      "maximum": 100,
      "default": 20,
      "description": "Items per page (1-100)"
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢list_game_videos(page, limit)

List available gameplay videos for split-screen overlays (content top, game bottom). Use the exact gameVideoName when creating shorts.

Input Schema

{
  "type": "object",
  "properties": {
    "page": {
      "type": "number",
      "minimum": 1,
      "default": 1,
      "description": "Page number"
    },
    "limit": {
      "type": "number",
      "minimum": 1,
      "maximum": 100,
      "default": 20,
      "description": "Items per page (1-100)"
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟢list_meme_hooks(page, limit)

List available meme hook clips (2-5 second attention grabbers prepended to shorts). Use the exact memeHookName when creating shorts.

Input Schema

{
  "type": "object",
  "properties": {
    "page": {
      "type": "number",
      "minimum": 1,
      "default": 1,
      "description": "Page number"
    },
    "limit": {
      "type": "number",
      "minimum": 1,
      "maximum": 100,
      "default": 20,
      "description": "Items per page (1-100)"
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}
🟡list_posts(status, platform, source, requestId, shortId, ...)

List your scheduled and published social posts (YouTube, Instagram, TikTok) with status, public URL and publish time. Filter by status, platform, request, clip or time window; use date=published with since to find posts that went live after a given moment.

Input Schema

{
  "type": "object",
  "properties": {
    "status": {
      "type": "string",
      "enum": [
        "scheduled",
        "processing",
        "published",
        "failed",
        "canceled"
      ],
      "description": "Filter by post status: scheduled (queued), processing (uploading or waiting for the platform), published (live, has url), failed (has error), canceled"
    },
    "platform": {
      "type": "string",
      "enum": [
        "youtube",
        "instagram",
        "tiktok"
      ],
      "description": "Filter by platform"
    },
    "source": {
      "type": "string",
      "enum": [
        "manual",
        "automation"
      ],
      "description": "manual = scheduled by hand from the shorts list; automation = posted by channel automation"
    },
    "requestId": {
      "type": "string",
      "pattern": "^[0-9a-fA-F]{24}$",
      "description": "Only posts made from this request (24-char hex request ID)"
    },
    "shortId": {
      "type": "string",
      "format": "uuid",
      "description": "Only posts made from this clip (short ID)"
    },
    "since": {
      "type": "string",
      "format": "date-time",
      "description": "ISO 8601 lower bound. Applies to scheduledAt, or to publishedAt when date=published"
    },
    "until": {
      "type": "string",
      "format": "date-time",
      "description": "ISO 8601 upper bound (same field as since)"
    },
    "date": {
      "type": "string",
      "enum": [
        "scheduled",
        "published"
      ],
      "description": "Which timestamp since/until filter and sort by. Use \"published\" with since to poll for newly live posts."
    },
    "page": {
      "type": "integer",
      "minimum": 1,
      "default": 1,
      "description": "Page number"
    },
    "limit": {
      "type": "integer",
      "minimum": 1,
      "maximum": 100,
      "default": 50,
      "description": "Items per page (1-100)"
    }
  },
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}

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Evidence

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