ChatGPT
AI assistantsGeneral-purpose chat, quick answers, images, custom GPTs
- Price
- Plus $20/mo ✓ checked
- Free tier
- Yes: Unlimited everyday text chats (abuse limits apply); limited image creation, voice and deep research; 3 file uploads/day
Visit ChatGPT →Claude
AI assistantsLong-form writing, long documents, careful reasoning, coding
- Price
- Pro $20/mo ($17/mo billed yearly) ✓ verified
- Free tier
- Yes: Chat on web, desktop and mobile with web search, file creation and Artifacts; usage caps not published (Pro gets 'more usage')
Visit Claude →Gemini
AI assistantsGoogle Workspace users, research, generous free tier
- Price
- Google AI Pro $19.99/mo ✓ checked
- Free tier
- Yes: Flash-Lite model only, 32K-token context; compute-based limit that refreshes every 5 hours up to a weekly cap
Visit Gemini →Microsoft Copilot
AI assistantsWindows and Microsoft Office users
- Price
- See vendor pricing
- Free tier
- Yes: Free Copilot app: chat, image creation, file uploads; Microsoft does not publish exact limits
Visit Microsoft Copilot →Grok
AI assistantsReal-time answers drawing on X posts
- Price
- X Subscription Premium $30/mo (includes SuperGrok benefits) ✓ verified
- Free tier
- Yes: Daily access to Grok with limited usage; caps not published
Visit Grok →DeepSeek
AI assistantsFree reasoning and math chat
- Price
- See vendor pricing
- Free tier
- Free
Visit DeepSeek →