Which AI is worth paying for

How to tell whether paying for ChatGPT, Claude or Gemini is worth it: measuring real use, comparing what changes, total cost and when to stay on the free plan.

Text drafted with artificial intelligence. The topic, the angle and the final review are Ibrahin's. How AI is used here

What has happened

ChatGPT, Claude and Gemini all have free plans and several paid ones, and all three change features, limits and prices often. Every paid plan promises more usage, newer models or extra features, and it’s easy to end up paying out of enthusiasm rather than need. This is what each paid plan adds, according to its official page:

What each paid plan adds, without prices

Plan

What changes most

ChatGPT GoMore messages with tools, more uploads, images, voice chats and memory. Like the free plan, it may show adsMore usage

ChatGPT PlusEverything in Go, plus advanced reasoning models, advanced research, which is limited on Free and Go, more memory than Go, and no adsNo ads

ChatGPT ProEverything in Plus, plus three usage levels to choose from and much more use of the most powerful models, which are limited on PlusMore usage

Claude ProAt least five times the usage of the free plan, scheduled tasks and Claude Code, its programming tool5× or more vs free

Claude MaxFive or twenty times the usage of Pro, your choice, and priority access when demand is high5× or 20× vs Pro

Google AI PlusTwice the usage of the free plan and 400 GB across Gmail, Drive and Photos400 GB

Google AI ProFour times the usage of the free plan, 5 TB and YouTube Premium Lite5 TB

Google AI UltraFive or twenty times the usage of AI Pro, depending on the tier, and from 20 TB20 TB or more

Checked on 18 October 2026 on each plan’s official page. All three companies change them often: check the official page before paying. All three have a free plan, and Google’s already includes 15 GB; unless stated otherwise, “more” is compared with it. Prices are in the prices guide.

Why it matters to you

A monthly fee you don’t use is money leaving every month without you noticing. And paying doesn’t buy “more intelligence” in the abstract: it buys specific features, limits and terms. Also, paying doesn’t automatically make your data private: that depends on each service’s terms and settings.

What you can do

1. Measure the problem for a week

Note which tasks you want to improve (a draft, summarising documents, translating, analysing data), how long they take now and how many times the free plan has cut you off. A tool you’ll use twice a month hardly justifies a recurring payment.

2. Compare exactly what changes when you pay

The table above is the starting point. Before paying, check it on each plan’s official page: models, amount of usage, files, images, memory, integrations, storage and support. Note the date you looked, because it changes. If a feature is essential, check it’s included in your country and in that exact plan.

3. Count the total cost, not just the fee

Final price including tax, billing frequency, automatic renewal, when you can cancel and what happens to your access when it ends. And the time spent checking answers: if checking each one takes almost as long as doing it yourself, the saving is smaller than it looks.

4. Test with your own tasks and with test data

Use made-up or already public material, never passwords, client data or medical documents. Judge whether it gets things right, whether it’s easy to correct and whether it keeps track. Don’t rely only on the provider’s demo.

5. Don’t let your work get locked in

Check whether you can download your chats and files, and keep important documents and final versions outside the service. The tool should help you work, not be the only place your work exists.

6. Set a renewal reminder

The day you sign up, note the billing date and review the subscription before the period you wanted to try runs out.

The recommendation

Only pay when you hit a limit that keeps coming up and can say what paying unlocks for you. Don’t upgrade out of fear of missing an offer, for a feature you haven’t tried or because others recommend it. If you can’t explain what problem it solves, stay on the free plan.

This guide is about deciding whether to pay. What each one costs, with the official euro prices and the date they were checked, is in AI prices, what each one costs.

Sources

ChatGPT plans — OpenAI, Spanish version
Claude plans — Anthropic, Spanish version
Google AI plans — Google, Spanish version, with Spain selected
AI plans on Google One — Google, Spanish version, with Spain selected
Ads in ChatGPT — OpenAI, Spanish version

Review

Responsible for publication: Ibrahin. Date: 2026-09-02. Last checked: 2026-10-18. What each plan adds, taken from the official OpenAI, Anthropic and Google pages, in their Spanish versions, with Spain selected, because prices and plans vary by country.