01
2.6M/mo
AI sidebar and browser agent for reading, writing and research
AI AssistantEditorial score: 4.5Freemium64% direct
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Status Archive & Working Alternatives
SearchWithin Extension has been officially discontinued and removed from the Chrome Web Store.
Direct outbound link disabled because chromewebstore.google.com was unavailable or returning server errors during verification.
Verified active tools in AI Summarizer, ranked by current traffic and editorial score.
AI sidebar and browser agent for reading, writing and research
#1Chat with any PDF, video, or website and get cited answers in seconds
#2One-click AI assistant for browsing, writing and research
A free, AI-powered PDF editor for every device
Free / Open-sourceSummarize YouTube, Google, and any page with AI — free in your browser
Highlight the web, learn in public, and build your AI clone
SearchWithin Extension was a popular Chrome browser utility leveraging OpenAI models to help users instantly summarize web pages, query complex PDF documents, and perform OCR extraction directly inside their browser.
Browse the AI Summarizer and AI Reader categories on OpenAITools.app to find reliable browser extensions currently in active development.
AI sidebar and browser agent for reading, writing and research
One-click AI assistant for browsing, writing and research
Free / Open-sourceSummarize YouTube, Google, and any page with AI — free in your browser
Highlight the web, learn in public, and build your AI clone
