SummaBar - Free YouTube Summarizer by SynapSolutions

Free YouTube video and comment summaries with ChatGPT, Claude, Gemini ecc. and custom LLM providers.

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About this extension

SummaBar seamlessly integrates into YouTube to deliver instant, high-quality video and comment summaries using your favorite AI providers (ChatGPT, Claude, Gemini, AI Studio, Mistral, Grok, DeepSeek, Perplexity, and Custom endpoints).

✨ Key Features:
YouTube-Native Design: Fits seamlessly into YouTube's action bar with 3 customizable positions (Sidebar, Inline with Likes, or Below Video).
1-Click Video Summaries: Extracts subtitles and constructs structured prompts with key takeaways, timestamps, and customizable summary styles.
Comment Sentiment & Insights: Analyzes video comments to extract community consensus, top questions, and overall sentiment.
100% Client-Side Privacy: Zero data collection, zero middleman servers. Prompts are constructed locally and dispatched directly to your chosen LLM.
Multi-Language Support: Available in English, Italian, Spanish, French, German, and Portuguese.
Custom Prompts & Sponsor Removal: Choose your summary style, filter out sponsored sections, or supply your own custom instructions.

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Permissions and data

Required permissions:

Input data to the clipboard
Access your data for sites in the youtube.com domain
Access your data for sites in the chatgpt.com domain
Access your data for gemini.google.com
Access your data for aistudio.google.com
Access your data for claude.ai
Access your data for chat.mistral.ai
Access your data for grok.com
Access your data for x.ai
Access your data for chat.deepseek.com
Access your data for chatgpt.com
Access your data for www.perplexity.ai
Access your data for perplexity.ai

Optional permissions:

Access your data for sites in the youtube.com domain
Access your data for sites in the googlevideo.com domain
Access your data for sites in the chatgpt.com domain
Access your data for gemini.google.com
Access your data for aistudio.google.com
Access your data for claude.ai
Access your data for chat.mistral.ai
Access your data for grok.com
Access your data for x.ai
Access your data for chat.deepseek.com
Access your data for chatgpt.com
Access your data for www.perplexity.ai
Access your data for perplexity.ai

Data collection:

The developer says this extension doesn't require data collection.