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The real cost of ownership for AI tools is the yearly bill plus credits, add-on apps and price changes, not the monthly sticker price. At the standard tier, most of the tools on this list cost $20 a month. The yearly totals, though, range from $199.99 to a reported $360. Our page on combining AI tools covers when a second assistant earns its cost.
Every figure below comes from each company’s pricing pages, read on September 30 and October 1, 2026. Where a plan has no yearly option, we multiply the monthly price by 12 and say so.
AI Tools’ Real Cost of Ownership: The Short Answer
Paying yearly saves money only where a yearly plan exists. Claude Pro and Perplexity Pro cost $200 a year against $240 monthly. Microsoft 365 Premium costs $199.99 a year against $239.88. ChatGPT Plus and every Google AI plan bill monthly only, so a year costs $240 and $239.88.
The extras matter more at the top. Claude’s Fable models, Perplexity’s Computer agent and heavy Codex use can all add credit charges on top of a plan. SEO apps such as Semrush and Ahrefs need their own subscriptions.
Standard Plans: What a Year Costs
| Tool and plan | Per year | How it bills | Cheapest paid plan, per year |
|---|---|---|---|
| Microsoft 365 Premium | $199.99 | Yearly, or $239.88 paid monthly | $99.99 (Microsoft 365 Personal) |
| Claude Pro | $200 | Yearly, or $240 paid monthly | $200 (no plan below Pro) |
| Perplexity Pro | $200 | Yearly, or $240 paid monthly | $120 (Education Pro, students) |
| Google AI Pro | $239.88 | Monthly only (computed) | $59.88 (Google AI Plus) |
| ChatGPT Plus | $240 | Monthly only (computed) | $96 (Go, US) |
| SuperGrok | $360 | Monthly price x 12, reported | $120 (SuperGrok Lite, reported) |
| DeepSeek app | $0 | No paid consumer plan | API from $0.15 per 1M input tokens |
From each company’s pricing pages, read on September 30 and October 1, 2026. Computed figures multiply the monthly price by 12. Grok prices come from third-party readings of its plan pages.
What the money buys differs. Microsoft 365 Premium includes the Office apps and storage. Google AI Pro includes 5 TB of storage and YouTube Premium Lite. Claude Pro, Perplexity Pro and ChatGPT Plus include the assistant only. Our ChatGPT vs Claude comparison sets the two $20 assistants side by side.
Cheapest Paid Plans
At the entry level, a year of Google AI Plus costs $59.88, with 400 GB of storage. ChatGPT Go costs $96 a year and may include ads. Microsoft 365 Personal costs $99.99 a year with the Office apps. SuperGrok Lite is reported at $10 a month, or $120 over a year. Our ChatGPT vs Gemini comparison covers what ChatGPT Go and Google AI Plus include.
Claude and Perplexity have no plan below Pro for most buyers. Perplexity’s Education Pro costs $10 a month for verified students and educators.
Top Individual Plans
At the top, the spread is wide. ChatGPT Pro 500 costs $6,000 a year, and SuperGrok Heavy is reported at $3,000 a year. Claude Max 20x costs $2,400 over a year and Google AI Ultra at its top tier $2,399.88, both monthly only. Perplexity Max costs $2,000 a year, and Microsoft 365 Pro costs $1,199.88 over a year, monthly only.
How the Real Cost of Ownership of AI Tools Adds Up
Extras are where the real cost of ownership of AI tools moves furthest from the sticker price. Credits. On Claude Pro, Fable models run on usage credits, and on Max they take up to half the weekly limit before credits apply. Perplexity Pro includes no monthly credits for its Computer agent, only a one-time 4,000. Max includes 10,000 a month, with a default extra-spending cap of $200 that can rise to $5,000.
ChatGPT Plus users can buy credits for Codex beyond the plan allowance, including for heavier GPT-6 Astra use, as our guide to ChatGPT for coding explains. Google offers AI credits once a paid Gemini plan hits its limit. Microsoft has said consumer plans will add usage-based billing for Cowork and Code later this year, GeekWire reported.
Add-on apps. Semrush and Ahrefs connect to ChatGPT and Claude, but each needs its own subscription, as our guide to ChatGPT for SEO covers. Budget for them separately if your work depends on their data.
Prices and Allowances That Changed in 2026
Plans move often, so a price read today may not last the year. Google AI Plus fell to $4.99 from $7.99 around June 2026. Google AI Ultra at its top tier now costs $199.99, against $249.99 at its 2025 launch. OpenAI reopened Pro 200 on September 29, 2026 with a smaller allowance for new subscribers.
Bloomberg reported on September 30, 2026 that SpaceXAI is weighing a single Grok and X subscription. It would have four tiers, up to a $100 Ultra tier. Check each plan page on the day you buy.
What Free Plans Cost You
The real cost of ownership of AI tools on free plans is paid in ads and data rather than money. ChatGPT’s Free and Go plans show ads in OpenAI’s test regions. Microsoft’s Copilot app shows ads without a Microsoft 365 subscription. Most consumer plans, free or paid, also train on your chats by default until you opt out. Perplexity shows no ads on any plan, as our ChatGPT vs Perplexity comparison notes. Our guide to AI free trials worth using also sorts trials by risk of surprise charges.
Team Plans
For teams, ChatGPT Business Standard and Claude Team Standard each cost $25 a seat monthly, or $20 on yearly billing. Gemini Enterprise Business starts at $21 a seat a month. Perplexity Enterprise Pro costs $40 a seat monthly or $400 a year. Business plans from OpenAI, Anthropic, Google and Perplexity skip training on your data by default.
Refunds and Canceling
Refund terms change the cost of a wrong choice. OpenAI may refund within 7 days if a plan is unused. It also offers prorated refunds within 14 days in the EU, UK and Turkey. Anthropic’s subscriptions are generally non-refundable outside local law, and Google gives no refunds for partial billing periods except where law requires. We found no refund policy in SpaceXAI’s consumer FAQ. Our page on the cheapest useful AI tools covers the lowest documented price for each job.
How We Research
This page collects prices from each company’s own pricing pages, such as chatgpt.com/pricing, claude.com/pricing and gemini.google/subscriptions, read on September 30 and October 1, 2026. Yearly figures for monthly-only plans are our arithmetic, marked as computed. Grok’s prices come from third-party readings, because its plan pages do not render fully for automated reading.
We do not take payment from any company for placement. Our scoring criteria for each tool live on our about page, and our list of the best AI tools ranks them.
AI Tools Cost FAQ
The yearly bill plus credits, add-on apps and price changes. At the standard tier, a year costs between $199.99 and a reported $360 across the tools on this list.
Google AI Plus at $59.88 a year is the cheapest paid plan on this list. At the standard tier, Microsoft 365 Premium costs $199.99 a year.
No. Plus bills monthly only, so a year costs $240. Claude Pro and Perplexity Pro offer $200 a year.
Credits for heavier models or agents, such as Claude’s Fable models, Perplexity’s Computer and extra Codex use, plus separate subscriptions for apps such as Semrush.
They cost no money, but ChatGPT’s Free and Go plans and Copilot’s free app show ads, and most consumer plans train on your chats by default.
The Verdict
On the real cost of ownership, AI tools with a yearly option save about $40 a year at the standard tier. Microsoft 365 Premium, Claude Pro and Perplexity Pro cost about $200 a year. ChatGPT Plus and Google AI Pro cost about $240, because they bill monthly only. Our page on the best AI tools for writers covers how each tool treats a manuscript, from training opt-outs to ads.
Before you buy, add the credits and apps your work needs, and recheck the plan page on the day, since prices moved several times in 2026. For which tool to pick, start with our list of the best ChatGPT alternatives.