Quick picks
The best choice for each typical need.
Full comparison
Monthly USD price, billed monthly. Pick a need to filter the list.
| Assistant | Free plan | Cheapest paid | Standard plan | Top plan | Best for |
|---|
💡 You probably do not need the top plan
The $100–$500 plans are made for professionals who hit usage limits every day. For most people the free plan or a ~$20 plan is plenty. Try the free version first.
How to choose
1. Start free
Every assistant here has a free option. Use it for a week before paying.
2. Match your tools
Gmail & Google Docs → Gemini. Word, Excel & Outlook → Copilot.
3. Need sources?
Perplexity shows a citation for every answer – handy for research and fact checking.
4. Long texts or code
Claude and ChatGPT handle long documents and programming well.
FAQ
Which AI chatbot is best in 2026?
There is no single winner. ChatGPT is the most versatile all-rounder, Claude is strong at long writing and coding, Gemini fits Google users and Perplexity is best for research with sources.
Is there a good free AI chatbot?
Yes. ChatGPT, Claude, Gemini, Copilot, Perplexity, Meta AI and Grok all have free plans with daily limits.
How much does ChatGPT Plus cost?
ChatGPT Plus costs about $20 per month. A cheaper Go plan and Pro plans from $100 to $500 per month are also offered.
Which AI chatbot is the cheapest paid option?
Grok Plus and ChatGPT Go are around $8 per month, and Poe starts from $4.99.