CommentMarketer

A bot to automatically comment, like, or dislike YouTube videos based on a search query.

Note: If a video has already been liked or disliked, the script will skip it and will not add a comment.

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YouTube API Quota

YouTube limits the number of comments, likes, dislikes, and queries you can send. A 403 error will be raised when this limit is reached. See the YouTube API quota documentation for more details.

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Setup

1. Create a Google Cloud Console project (free)
2. Create an OAuth 2.0 credential in the project
3. Download the OAuth credentials file into the project folder and rename it secret.json
4. Install Python
5. Install dependencies:

   pip install -r requirements.txt

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Usage

python main.py --query "my query" [--comments "My comment" "My other comment" --rating like --size 50 --sleep 20]

Arguments

Argument	Required	Default	Description
--query	✅ Yes	—	The search query used to find videos
--comments	No	—	One or more comments to randomly post on each video
--rating	No	like	Rate the video: like or dislike
--size	No	50	Number of videos to process (min: 0, no max)
--sleep	No	30	Pause in seconds between each action (helps avoid quota limits)
--region	No	—	Restrict results to a specific country (two-letter code, e.g. US)

Example

python main.py --query "lo-fi music" --comments "Great video!" "Love this" --rating like --size 20 --sleep 15 --region US

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Authentication

When you run the script, it will prompt you to:

1. Open a URL in your browser
2. Grant Google account access
3. Copy the token Google returns
4. Paste it into the console

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Notes

• Comments are selected randomly from the list you provide via --comments
• The --sleep flag is useful for long-running sessions to avoid hitting the API quota
• Please be kind in your comments 🙂

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Documentation

• YouTube Data API v3