Vetted & Ranked
Best Vetted Browser Extensions for AI Summarization Companies in 2026
✓ Independently vetted by the WhatiseBrokering team · Last updated July 21, 2026
Every company below passed our vetting checklist — try before you buy or a real money-back guarantee, no fine-print returns, and a human you can reach. TrustScores reflect what we actually verified, not what companies claim.
🏆 Best Choice in 2026
Open-source Chrome extension to select and summarize any part of a webpage with ChatGPT.
Why we like them
✓Open-source Chrome extension, free to install
✓Works with ChatGPT webapp or your own OpenAI API key/custom host
✓Supports model selection and Chain of Density summarization
What we verified
—Money-back guarantee verified
—Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
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