QuillBot starts at $13/mo, 35% cheaper than Claude's $20/mo. QuillBot is rated higher at 4.7/5 vs Claude's 4.5/5.

AI assistant by Anthropic — known for long context windows, nuanced reasoning, and safety.

All-in-one AI writing toolkit with paraphrasing, grammar checking, plagiarism detection, and citation generation.


Independent analysis based on features, pricing, and user ratings
Claude uniquely offers Long context (200K tokens), Document analysis, Code generation. QuillBot uniquely offers Paraphrasing tool, Grammar checker, Plagiarism checker. Both share 0 features.
QuillBot starts at $13/mo, 35% cheaper than Claude's $20/mo.

Free tier available

Free tier available