Glarity
Glarity is a free AI browser extension that summarizes and translates YouTube videos, webpages, PDFs and search results using ChatGPT, Claude and other models, enabling faster reading, multilingual access, and account-free privacy.
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Key Features
YouTube Summarizer
Generates concise video summaries so you capture key points quickly.
Webpage Translation
Offers full-page and selected-text side-by-side translations in 90+ languages.
PDF Analysis
Summarizes and chats with PDF content for faster document review.
AI Writer
Produces drafts for emails, articles and social posts to save time.
AI Chat
Accesses 10+ models with a 200k context window for extended conversations.
Search Summaries
Provides AI overviews of Google search results to narrow research faster.
Multi-model Support
Switch models to balance cost, speed and response style.
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Why Choose Glarity
Open-source & free:
Provides core summarization and translation features without accounts or payments.Broad content support:
Handles videos, search results, webpages, PDFs and social posts in 90+ languages.Multi-model flexibility:
Switch between GPT‑4o, Claude 3.5 and Gemini Pro for varied outputs.Productivity boost:
Speeds reading and writing with instant summaries, translations and AI generation.
Pricing
Glarity’s core extension is free. The Plus Plan provides 600 GPT-4 queries per month at no cost; performance may degrade after the cap. Official site lists free/Plus usage; some third-party sources list paid tiers but those are unverified.
About Glarity
Glarity is a free AI browser extension that summarizes and translates YouTube videos, webpages, PDFs and search results using ChatGPT, Claude and other models, enabling faster reading, multilingual access, and account-free privacy.
What Glarity Does
Glarity summarizes online content—YouTube videos, Google search results, webpages, PDFs and social posts—so users read less and understand more. It provides side-by-side translations and quick AI-generated overviews to speed research and content consumption.
The extension offers an AI writer, PDF analysis, a chat interface with a 200k context window, and multi-model switching between GPT‑4o, Claude 3.5 and Gemini Pro. It runs in the browser and supports over 90 languages, with optional user-supplied OpenAI keys for extended access.
Pros & Cons
Free core
Ad-free basic features available without an account.
Wide coverage
Works across YouTube, Google, Twitter, Gmail and PDFs in browsers.
Top models
Supports GPT‑4o and Claude 3.5 with large context capacity.
Privacy-first
Open-source design and optional use without login.
Query limits
Plus Plan caps at 600 GPT‑4 queries monthly; performance may decline after limit.
External keys
Optimal performance often requires providing your own OpenAI key.
Extension-only
Primarily available as a browser extension; limited mobile app presence.
Frequently Asked Questions
Glarity does not require a ChatGPT/OpenAI account for basic summaries, but supplying your own OpenAI key unlocks higher-speed and higher-quality model access.
Glarity supports over 90 languages for summarization and side-by-side translation across webpages, PDFs and video transcripts.
Glarity’s core features are free. The Plus Plan provides 600 GPT‑4 queries monthly; third-party sites list paid tiers but those are not confirmed on the official site.
Glarity integrates multiple models including ChatGPT‑4o, GPT‑4o, Claude 3.5 and Gemini Pro, and lets users switch models per need.
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