Copilot joined Word's toolbar without replacing Editor
Microsoft's March 2023 announcement and current support page describe what Copilot in Word drafts, rewrites and requires you to verify.
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Inside the tools
Look past
the promise.
Interfaces, documentation and the decisions they leave with you. No invented testing scores, paid rankings or blanket “best AI writer” claims.
The original records are dated. Confirm current features, plans and data terms at the publisher before purchasing. Source visuals are reference-only, not cleared for production.
Grammarly's own plans page draws the free-to-Pro line
Grammarly's current pricing and support pages state what free, Pro and Enterprise tiers include, as retrieved in September 2026.
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Two AI vendors tell users to verify output before use
OpenAI and Notion each instruct users to check generated text against sources before treating it as finished.
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Version history shows who edited, not what kind of edit
Google's and Microsoft's documentation show version history records timing and access, not whether text was AI-generated.
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One writing tool keeps brainstorming apart from full drafting
Sudowrite's staged outline tools and Notion AI's blended prompts show two different vendor answers to where assistance starts.
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Continue the investigation
Every tool record.
A useful comparison begins with your task, the material you can share, the output you need and the checks you will perform yourself.