Cheapest paid AI chat plans right now
As of 2026-10-15, the lowest paid chat plans we track include Gemini Google AI Plus at $4.99, ChatGPT Go at $8, Grok Plus at $8, Mistral Le Chat / Vibe Pro at $14.99, Perplexity Pro at $17.
Ranked by listed monthly price on each vendor's official pricing page. Annual discounts are noted on tool pages when the vendor publishes them.
| Tool | Plan | Price | Main limit |
|---|---|---|---|
| Gemini | Google AI Plus | $4.99 | 2x higher usage limits |
| ChatGPT | Go | $8 | More messages with tools |
| Grok | Plus | $8 | unknown |
| Mistral Le Chat / Vibe | Pro | $14.99 | Fair usage limits |
| Perplexity | Pro | $17 | 4,000 bonus credits |
| Claude | Pro | $20 | At least 5x Free per 5-hour session |
FAQ
What is the cheapest paid ChatGPT plan?
ChatGPT Go is $8 per month as of 2026-10-15.
What is the cheapest paid Claude plan?
Claude Pro is $20 per month (about $17 with annual billing per Anthropic).
Are free plans included?
No. This guide ranks paid plans only. Free tiers are listed on each tool page.