AI chatbot compared fact by fact
As of , the lowest annual price is Microsoft Copilot (Microsoft 365 for home) Microsoft 365 Personal at $8.33/month billed annually, and 7 of 8 services have a free tier (ChatGPT, Claude, Gemini (Google AI plans), Microsoft Copilot (Microsoft 365 for home), Perplexity, Grok and Mistral Vibe (formerly Le Chat)).
Prices are from each vendor's official pricing page, checked on . This page has no affiliate links.
Each table is sorted by one fact only. We do not rate or rank services. Services without a confirmed value are left out of that table.
AI chatbot by lowest annual price
| Service | Lowest annual price | Same plan billed monthly | Included usage |
|---|---|---|---|
| Microsoft Copilot (Microsoft 365 for home)Microsoft 365 Personal | $8.33/mo | $9.99/mo | 1 user. Advanced Copilot chat with higher limits than free, Copilot in Word and Excel, 1 TB storage. $99.99/year. |
| ClaudePro | $16.67/mo | $20/mo | At least 5x Free usage per 5 hours. Opus, Claude Code, Research. Annual billing is $200/year (shown as $17/month). |
| PerplexityPro | $16.67/mo | $20/mo | Weekly Pro search limit, monthly Research limit (average use), choice of AI models. $200/year. |
AI chatbot with a free tier
| Service | Free tier | Lowest monthly price |
|---|---|---|
| ChatGPT | Unlimited GPT-6 text chat (abuse safeguards apply). Limits on uploads, image creation, voice, Deep Research and Codex. | — |
| Claude | Chat, web search, file creation and memory on web, desktop and mobile. Up to 5 projects. No Opus or Claude Code. Usage limit resets every 5 hours. | $20/mo |
| Gemini (Google AI plans) | Flash-Lite model, image generation and editing, Deep Research, Gemini Live, Canvas, Gems. 15 GB storage. | $4.99/mo |
| Microsoft Copilot (Microsoft 365 for home) | Limited Copilot use with a free Microsoft account. No numeric limit published. | $9.99/mo |
| Perplexity | 3 Pro searches per day, 1 Research query per month, limited file uploads. | $20/mo |
| Grok | Free to try on web and in the app. No numeric limit published. | — |
| Mistral Vibe (formerly Le Chat) | Limited messages and web search. Limited coding sessions. Basic image generation. | $14.99/mo |
AI chatbot side-by-side comparisons
- Claude vs Gemini (Google AI plans)
- Claude vs Microsoft Copilot (Microsoft 365 for home)
- Claude vs Perplexity
- Claude vs Mistral Vibe (formerly Le Chat)
- Gemini (Google AI plans) vs Microsoft Copilot (Microsoft 365 for home)
- Gemini (Google AI plans) vs Perplexity
- Gemini (Google AI plans) vs Mistral Vibe (formerly Le Chat)
- Microsoft Copilot (Microsoft 365 for home) vs Perplexity
- Microsoft Copilot (Microsoft 365 for home) vs Mistral Vibe (formerly Le Chat)
- Perplexity vs Mistral Vibe (formerly Le Chat)
Compare all plans on the AI chatbot pricing table.
Pricing tables for other AI tools
- AI Voice Generator Pricing
- AI Video Generator Pricing
- AI Transcription Pricing
- AI Writing Tool Pricing
- AI Image Generator Pricing
- LLM API Pricing
- AI Coding Assistant Pricing
- AI Translation Pricing
- AI Presentation Maker Pricing
- AI Search & Research Tool Pricing
Links marked "Affiliate link" pay us a commission if you subscribe. They do not change the order of the tables, which is sorted by price. Prices are as published by each vendor (most exclude sales tax and VAT). Check the vendor's page before you buy.
How this data is collected: Prices are read by hand from each vendor's official pricing page and stored with the date and source URL. Values we could not confirm there are left blank. Last checked .