How the Monthly Price Is Read
The price dimension uses the lowest published monthly price of each entry paid plan, in US dollars, read from the official pricing page on the access date. Annual billing counts at its monthly equivalent where the official page offers it.
currency USD source official page run 2026.10
Prices read on 2026-10-13
| Product | Plan | Monthly price (USD) | Billing basis |
|---|---|---|---|
| GlobalGPT | Basic | $5.80 | billed yearly (pricing page); $11.90 billed monthly |
| Google AI Plus | Google AI Plus | $4.99 | monthly (US list price) |
| ChatGPT Plus | Plus | $20.00 | billed monthly (OpenAI Help Center) |
| Claude Pro | Pro | $17.00 | billed yearly (claude.com pricing); $20 billed monthly |
| Perplexity Pro | Pro | $17.00 | billed yearly (perplexity.ai/pro); monthly price not shown on the official page |
What is not counted
- Taxes, local currency conversion and regional offers.
- Credit allowances and usage caps, whose units differ across products.
- Promotional discounts shown as banners rather than as plan prices.
FAQ
Which price is used when a plan has both monthly and yearly billing?
The lowest published monthly equivalent on the official pricing page. For GlobalGPT Basic that is $5.80 billed yearly; the monthly price is $11.90.
Are taxes, currency conversion or regional prices included?
No. Prices are US-dollar list prices read from the official pages on 2026-10-13. Taxes, local currencies and regional offers are not converted.
Why are credits and usage limits not part of the price score?
Credit units and usage caps differ between products, so they cannot be converted into one comparable figure. They are recorded where a page states them and are not scored.