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mcp-youtube-subtitles-extractor

This is an MCP server that extracts subtitles from a given YouTube link

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Install / Use

claude mcp add aliencube -- npx -y github:aliencube/mcp-youtube-subtitles-extractor

If the server publishes to npm under a different name, use that package instead — check the repo README.

About this skill
🔌

MCP Server

Model Context Protocol server

Quality Score

58/100

Supported Platforms

Claude Code
Claude Desktop

Our assessment of mcp-youtube-subtitles-extractor

mcp-youtube-subtitles-extractor scores 58/100 on our quality scale, 3068th of 3,551 Development & Engineering skills we index.

Its MCP Server is 5.4 KB long, well organised into 10 sections and no code examples: a solid amount of guidance for an agent.

It has 3 GitHub stars, so there is little community track record yet; judge it on its content.

Substance
26/30
Structure
13/20
Description
12/15
Adoption
3/20
Freshness
5/15

Maintenance, license and trust

  • The repository was last updated about 18 months ago. Expect some instructions to reference tool versions or APIs that have since changed.
  • Our last check on 2026-09-18 found the source still online.
  • It is released under the MIT license, a permissive license that allows use, modification and commercial use with attribution.
  • Its trust signals score 75/100, with 3 cautions from licensing, adoption, age or documentation. These come from repository metadata, not a code audit — read the skill file before letting an agent act on it.

Safety scan

No issues found

Our scan of the whole file found no instruction hijacking, hidden characters, credential access, data exfiltration or destructive commands. An AI review of the same text found nothing harmful.

AI review by kimi-k2.7-code on 2026-09-24. Automated pattern scan on 2026-09-24. It catches known dangerous patterns, not every risk — read a skill before letting an agent act on it.

mcp-youtube-subtitles-extractor compared with similar skills

All 4 of these similar skills score higher than mcp-youtube-subtitles-extractor; compare them before choosing.

SkillScoreStarsUpdatedFormat
mcp-youtube-subtitles-extractor (this skill)by aliencube58318mo agoMCP Server
Agent-Reachby Panniantong10086.2k14d agoCLAUDE.md
headroomby headroomlabs-ai10074.1ktodayCLAUDE.md
rufloby ruvnet10073.5ktodayCLAUDE.md
CowAgentby zhayujie10047.2ktodayCLAUDE.md

Frequently asked questions

How do I install mcp-youtube-subtitles-extractor?
Run claude mcp add aliencube -- npx -y github:aliencube/mcp-youtube-subtitles-extractor. The install tabs above show the steps for each supported agent.
Which AI agents does mcp-youtube-subtitles-extractor work with?
It is written for Claude Code and Claude Desktop, as a MCP Server file. Other agents that read the same format can often use it too.
Is mcp-youtube-subtitles-extractor safe to use?
Our scan of the whole file found no instruction hijacking, hidden characters, credential access, data exfiltration or destructive commands. An AI review of the same text found nothing harmful. It is MIT-licensed and scores 75/100 on trust signals. Skills are instructions an agent will follow, so read the file before installing it and do not approve commands you do not understand.
Is mcp-youtube-subtitles-extractor still maintained?
The repository was last updated about 18 months ago. Expect some instructions to reference tool versions or APIs that have since changed.

Skill content

View source on GitHub

MCP Server: Youtube Subtitles Extractor

👉👉👉 MOVED TO https://github.com/microsoft/mcp-dotnet-samples 👈👈👈

This is an MCP server that extracts subtitles from a given YouTube link.

Prerequisites

Getting Started

Run Azure Functions MCP server locally

  1. Get the repository root

    # bash/zsh
REPOSITORY_ROOT=$(git rev-parse --show-toplevel)

    # PowerShell
$REPOSITORY_ROOT = git rev-parse --show-toplevel

  2. Run the function app

    cd $REPOSITORY_ROOT/src/McpYouTubeSubtitlesExtractor.FunctionApp
func start

Run Azure Functions MCP server remotely

  1. Login to Azure

    # Login with Azure CLI
az login

# Login with Azure Developer CLI
azd auth login

  2. Deploy the Function app to Azure

    azd up

    While provisioning and deploying, you'll be asked to provide subscription ID, location, environment name and vNet

  3. After the deployment is complete, get the information by running the following commands:

    • function app name:

      azd env get-value AZURE_FUNCTION_NAME

    • MCP server access key:

      # bash/zsh
az functionapp keys list \
    -g rg-$(azd env get-value AZURE_ENV_NAME) \
    -n $(azd env get-value AZURE_FUNCTION_NAME) \
    --query "systemKeys.mcp_extension" -o tsv

      # PowerShell
az functionapp keys list `
    -g rg-$(azd env get-value AZURE_ENV_NAME) `
    -n $(azd env get-value AZURE_FUNCTION_NAME) `
    --query "systemKeys.mcp_extension" -o tsv

Connect MCP server to an MCP host/client

VS Code + Agent Mode + Local MCP server

  1. Open Command Palette by typing F1 or Ctrl+Shift+P on Windows or Cmd+Shift+P on Mac OS, and search MCP: List Servers.

  2. Choose mcp-youtube-subtitles-extractor-function-local then click Start Server.

  3. Enter prompt like:

    Summarise this YouTube video link in 5 bullet points: https://youtu.be/XwnEtZxaokg?si=V39ta45iMni_Uc_m

  4. It will ask you to run get_available_languages followed by get_subtitle. You might be asked to choose language for the subtitle.

  5. Confirm the summary of the video.

MCP Inspector + Local MCP server

  1. Run MCP Inspector

    npx @modelcontextprotocol/inspector node build/index.js

  2. Open a web browser and navigate to the MCP Inspector web app from the URL displayed by the app (e.g. http://0.0.0.0:5173)

  3. Set the transport type to SSE

  4. Set the URL to your running Function app's SSE endpoint and Connect:

    http://0.0.0.0:7071/runtime/webhooks/mcp/sse

  5. Click List Tools.

  6. Click on a tool and Run Tool with a YouTube link and language code like en or ko.

VS Code + Agent Mode + Remote MCP server

  1. Open Command Palette by typing F1 or Ctrl+Shift+P on Windows or Cmd+Shift+P on Mac OS, and search MCP: List Servers.

  2. Choose mcp-youtube-subtitles-extractor-function-remote then click Start Server.

  3. Enter the function app name.

  4. Enter the MCP server access key.

  5. Enter prompt like:

    Summarise this YouTube video link in 5 bullet points: https://youtu.be/XwnEtZxaokg?si=V39ta45iMni_Uc_m

  6. It will ask you to run get_available_languages followed by get_subtitle. You might be asked to choose language for the subtitle.

  7. Confirm the summary of the video.

MCP Inspector + Remote MCP server

  1. Run MCP Inspector

    npx @modelcontextprotocol/inspector node build/index.js

  2. Open a web browser and navigate to the MCP Inspector web app from the URL displayed by the app (e.g. http://0.0.0.0:5173)

  3. Set the transport type to SSE

  4. Set the URL to your running Function app's SSE endpoint and Connect:

    https://<functionapp-name>.azurewebsites.net/runtime/webhooks/mcp/sse?code=<functions-mcp-extension-system-key>

  5. Click List Tools.

  6. Click on a tool and Run Tool with a YouTube link and language code like en or ko.

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aliencube

View profile

View on GitHub
GitHub Stars3
CategoryDevelopment
Updated1y ago
Forks0
aliencube/mcp-youtube-subtitles-extractor

Languages

Bicep

Trust signals

75/100

From repository metadata: license, adoption, age and documentation. Not a code audit — see the Safety scan above for what the skill file itself contains.

1 medium2 low