How to integrate Youtube MCP with Atomic Agent

Connect Atomic Agent to Youtube MCP. List your most recent uploaded videos, get subscriber count for your channel, and more using natural language, with authentication handled for you.

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Oauth2

YouTube is a leading video-sharing platform for uploading, streaming, and discovering content. It empowers creators and businesses to reach global audiences and monetize their work.

47 Tools4 Triggers

Introduction

Atomic Agent is an open-source AI agent that runs on your machine and supports local models through llama.cpp. Connect it to 1,500+ apps through Composio, including Youtube.

This guide uses Atomic Agent's built-in Composio integration. You need Atomic Agent v0.5.6 or later, your own Composio API key, and a Youtube account. See the Atomic Agent documentation for installation instructions.

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How Atomic Agent connects to Youtube

Atomic Agent connects to Composio's Tool Router over Streamable HTTP MCP. It discovers the tools needed for your request, and Composio handles account authentication.

Execution and account-connection tools follow Atomic Agent's configured approval policy. Review any approval prompt before allowing an action on your connected account.

Connect Youtube to Atomic Agent

  1. Sign up or sign in to the Composio dashboard. Copy your API key.
  2. In Atomic Agent, open the Integrations tab and select Composio. Select API key, press e, paste the key, and press Enter. The tools become available immediately, without a restart.
  3. Ask Atomic Agent to do something in Youtube. It searches Composio for the right tool.
  4. On first use, open the sign-in link returned in the chat. Connect your Youtube account, then return to Atomic Agent to continue.

Headless setup

Add the following line to ~/.atomic-agent/.env, replacing YOUR_COMPOSIO_API_KEY with your key. Start Atomic Agent after saving the file.

bash
COMPOSIO_API_KEY=YOUR_COMPOSIO_API_KEY

What is the Youtube MCP server, and what's possible with it?

The Youtube MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Youtube account. It provides structured and secure access to your channel data, so your agent can perform actions like searching videos, managing playlists, retrieving channel insights, and handling subscriptions on your behalf.

  • Channel activity monitoring: Let your agent fetch and summarize recent channel activities, including uploads, likes, playlist additions, and more, to keep you up to date at a glance.
  • Automated video and playlist management: Easily list videos from any channel, retrieve your own playlists, and organize your content—all through AI-driven commands.
  • Channel analytics and statistics: Ask your agent to pull detailed channel metrics such as subscriber counts, total views, or video counts for quick reporting and insights.
  • Subscription management: Have your agent list your current subscriptions or even subscribe you to new channels based on your interests or instructions.
  • Search and caption handling: Empower your agent to search YouTube for videos, channels, or playlists, as well as retrieve and download caption tracks for accessible viewing and content repurposing.

Use Youtube from Atomic Agent

With your account connected, ask Atomic Agent to work with Youtube in natural language. You can connect more apps through the same Composio integration as you need them.

Visit the Atomic Agent website or inspect the Atomic Agent source code.

Troubleshooting

Why is my API key rejected?

Copy the key directly from the Composio dashboard. Atomic Agent requires ASCII characters because it sends the key in an HTTP header. Remove any extra characters introduced when copying.

Why are Composio tools unavailable after saving a key?

Check that you use Atomic Agent v0.5.6 or later and that Composio is enabled in your configuration. A "composio": { "enabled": false } setting disables the integration while keeping the saved key on disk.

Does Composio have a free plan?

The Hobby plan includes 100,000 tool calls per month. Composio-managed OAuth apps have a lower included allowance. See Composio pricing for the current limits that apply to your connection.

TOOLS & TRIGGERS

Supported Tools and Triggers

Every Youtube action and event your agent gets out of the box.

Add Video to Playlist

Tool to add a video to a playlist by inserting a playlist item.

Insert Channel Section

Tool to create a new channel section for the authenticated user's YouTube channel.

Insert Comment Reply

Tool to create a reply to an existing YouTube comment.

Create Playlist

Tool to create a new YouTube playlist on the authenticated user's channel.

Delete Channel Section

Tool to delete a YouTube channel section.

Delete Comment

Tool to delete a YouTube comment owned by the authenticated user or channel.

Delete Playlist

Tool to delete a YouTube playlist owned by the authenticated user/channel.

Delete Playlist Item

Tool to delete a playlist item (remove a video from a playlist).

Delete Video

Tool to delete a YouTube video owned by the authenticated user/channel.

Get Channel Activities

Gets recent activities from a YouTube channel including video uploads, playlist additions, likes, and other channel events.

Get channel ID by handle

Retrieves the YouTube Channel ID for a specific YouTube channel handle.

Get Channel Statistics

Gets detailed statistics for YouTube channels including subscriber counts, view counts, and video counts.

Video Details Batch

Retrieves multiple YouTube video resource parts in a single batch call.

Get Video Rating

Retrieves the ratings that the authorized user gave to a list of specified videos.

List captions

Retrieves a list of caption tracks for a YouTube video.

List Channel Sections

Tool to retrieve channel sections from YouTube.

List channel videos

Lists videos from a specified YouTube channel.

List Comments

List individual comments from YouTube videos.

List Comment Threads

Tool to retrieve comment threads from YouTube videos or channels matching API request parameters.

List I18n Languages

Returns a list of application languages that the YouTube website supports.

List I18n Regions

Tool to retrieve a list of content regions that the YouTube website supports.

List Live Chat Messages

Tool to list live chat messages for a specific chat.

List Playlist Images

Tool to retrieve playlist images associated with a specific playlist.

List Playlist Items

Tool to list videos in a playlist, with pagination support.

List Super Chat Events

Lists Super Chat events for a channel, showing supporter purchases during live streams.

List user playlists

Retrieves playlists owned by the authenticated user, implicitly using mine=True.

List user subscriptions

Retrieves the authenticated user's YouTube channel subscriptions, allowing specification of response parts and pagination.

List Video Abuse Report Reasons

Tool to retrieve a list of abuse report reasons that can be used to report abusive videos on YouTube.

List Video Categories

Tool to list YouTube video categories that can be associated with videos.

Download YouTube caption track

Downloads a specific YouTube caption track, which must be owned by the authenticated user, and returns its content as text.

Multipart upload video

Uploads a video to YouTube using multipart upload in a single request.

Post Comment on Video

Tool to post a new top-level comment on a YouTube video.

Rate Video

Tool to add a like or dislike rating to a YouTube video, or remove an existing rating.

Report Video for Abuse

Tool to report a YouTube video for containing abusive content.

Search YouTube

Searches YouTube for videos, channels, or playlists using a query term, returning the raw API response.

Set Comment Moderation Status

Tool to set the moderation status of one or more YouTube comments.

Subscribe to channel

Subscribes the authenticated user to a specified YouTube channel, identified by its unique `channelId` which must be valid and existing.

Unsubscribe from channel

Tool to unsubscribe the authenticated user from a YouTube channel by deleting a subscription.

Update caption track

Updates a YouTube caption track's metadata such as name, language, or draft status.

Update channel

Updates a channel's metadata including branding settings and localizations.

Update Channel Section

Tool to update an existing YouTube channel section by ID.

Update Comment

Tool to modify the text of an existing YouTube comment.

Update Playlist

Tool to modify an existing YouTube playlist's metadata (title, description, privacy status).

Update Playlist Item

Tool to modify a playlist item's properties such as position or note.

Update thumbnail

Sets the custom thumbnail for a YouTube video using an image from a URL.

Update video

Updates metadata for a YouTube video identified by videoId, which must exist; an empty list for tags removes all existing tags.

Upload video

Uploads a video from a local file path to a YouTube channel; the video file must be in a YouTube-supported format.

FAQ

Frequently asked questions

With a standalone Youtube MCP server, the agents and LLMs can only access a fixed set of Youtube tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Youtube and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Atomic Agent fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Youtube tools.

Yes, absolutely. You can configure which Youtube scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Youtube data and credentials are handled as safely as possible.

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