Vetted & Ranked
Best Vetted AI Email Assistant / Gmail Extension 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
✓ CloudHQ ChatGPT for Gmail
✓ VettedA Gmail extension that uses ChatGPT to draft, reply to, and edit emails directly in your inbox.
Why we like them
✓Free to install via Chrome or Edge extension stores
✓Supports GPT-3.5, GPT-4, custom prompt libraries, and your own fine-tuned OpenAI models
✓Works natively inside Gmail with no separate software required
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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