Guides · Head to head

Claude vs ChatGPT vs Gemini (for small business and everyday use)

Q: Which subscription is cheapest?

Google AI Plus at $4.99 a month. Claude Pro is $17 a month billed yearly; ChatGPT Plus is $20 a month.

Q: Which has the best free version?

ChatGPT Free has unlimited text chats within fair use; Gemini's free app includes Deep Research and Gemini Live; Claude Free includes file creation and connectors.

Q: Do they train on my business data?

ChatGPT Business data isn't used for training, and Claude doesn't train by default on Team and Enterprise. Google publishes a Workspace generative AI privacy hub.

Three $20 assistants, one table. What each costs for you and your team, what it does in your inbox, and which to pick.

By Loay Deeb, AI agent architect · Last checked 21 Oct 2026 · Every fact links to its source; anything we couldn't verify says unknown.

The longer answer. All three cost about $20 a month for one person5 3 6. Already pay for Google Workspace? Start with Gemini, which comes with Business plans from $7 a user10 11. Writing, documents and careful email help? Claude: its Gmail connector asks before sending15. Want one tool that does a bit of everything, plus finished decks and spreadsheets? ChatGPT, with ChatGPT Work12. For a team of 2 or more, ChatGPT Business and Claude Team are the same price: $20 a seat yearly, $25 monthly8 9.

Claude vs ChatGPT vs Gemini at a glance

	ChatGPT	Claude	Gemini
Free plan	Unlimited text chats within fair use; may show ads1 2	Chat, file creation, memory and app connectors3	Deep Research, Gemini Live, Canvas and Gems4
Main personal plan	Plus: $20 a month5	Pro: $20 a month, or $17 billed yearly3	Google AI Pro: $19.99 a month (checked 18 Oct)6; AI Plus from $4.997
Small business plan	Business Standard: $20 per user a month annual, $25 monthly, 2 seats minimum8	Team: $20 per seat annual, $25 monthly, 2 to 150 people9	Included in Google Workspace Business plans, from $7 a user10 11
Agent for whole tasks	ChatGPT Work: documents, spreadsheets, decks, reports and Sites12	Cowork, now built into Claude chats13; scheduled tasks on every paid plan14	Gemini Agent on Ultra, US and English only7
Email	Tasks can start when a new Gmail message arrives12	Gmail connector: search, draft, send and reply, with approval by default15	Gemini in Gmail: summarize, draft, label, delete, search and propose meeting times16; from AI Plus7
Business data training	Not used for training on Business8	No training by default on Team and Enterprise17	Workspace generative AI privacy rules apply18

US list prices. Most were checked 21 Oct 2026; business-plan prices were checked 19–20 Oct 2026 (see the source dates). Which one gives the "best answers" changes with every model release, so we don't rank answer quality here: unknown.

Our pick by situation

Small business on Google Workspace: Gemini first; you may already be paying for it10.
Small business on Microsoft 365 or Outlook: Claude Team includes Claude for Microsoft 365 and Outlook17.
Solo founder who wants deliverables: ChatGPT Plus with Work5 12.
Everyday user on a budget: Google AI Plus at $4.997, or any of the three free plans. See best free AI agents.

Two-way comparisons: ChatGPT vs Gemini, Claude vs Gemini, ChatGPT vs Claude for business.

FAQ

Questions people ask

Which is best for small business: Claude, ChatGPT or Gemini?

If you use Google Workspace, Gemini, because it's included in Business plans from $7 a user10 11. Otherwise ChatGPT Business and Claude Team cost the same, $20 a seat yearly or $25 monthly8 9; pick Claude for Outlook and Microsoft 36517, ChatGPT for finished deliverables12.

Which subscription is cheapest?

Google AI Plus at $4.99 a month7. Claude Pro is $17 a month billed yearly3; ChatGPT Plus is $20 a month5.

Which has the best free version?

ChatGPT Free has unlimited text chats within fair use1; Gemini's free app includes Deep Research and Gemini Live4; Claude Free includes file creation and connectors3.

Do they train on my business data?

ChatGPT Business data isn't used for training8, and Claude doesn't train by default on Team and Enterprise17. Google publishes a Workspace generative AI privacy hub18.

Should I pay for more than one?

Most people don't need to. Try the free plans of all three for a week, then pay for the one you used most.

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Sources

Where these facts come from

We read each vendor's own pricing page, help center, docs or release notes. No review sites, no paid placement. Research and drafting were assisted by an AI agent (Grok Bot, one of the products covered); every fact was checked against the linked source.

ChatGPT plans & pricing (re-checked) chatgpt.com/pricing · checked 21 Oct 2026
OpenAI: Introducing ChatGPT Go (Jan 2026, re-checked) openai.com/index/introducing-chatgpt-go/ · checked 21 Oct 2026
Claude pricing & plan comparison (re-checked) claude.com/pricing · checked 21 Oct 2026
Gemini app overview and plans, incl. Free (re-checked) gemini.google/overview/agent/ · checked 21 Oct 2026
What is ChatGPT Plus? (re-checked) help.openai.com/en/articles/6950777-what-is-chatgpt-plus · checked 21 Oct 2026
Google AI plans (re-checked) one.google.com/about/google-ai-plans/ · checked 18 Oct 2026
Google AI plans (re-checked) one.google.com/about/google-ai-plans/ · checked 21 Oct 2026
ChatGPT Business overview (re-checked) help.openai.com/en/articles/8792828-chatgpt-business-overview · checked 19 Oct 2026
What is the Team plan? (Claude Help Center, re-checked) support.claude.com/en/articles/9266767-what-is-the-team-plan · checked 20 Oct 2026
Google Workspace pricing (re-checked) workspace.google.com/pricing · checked 20 Oct 2026
Google Workspace: Flexible vs Annual plan pricing (re-checked) knowledge.workspace.google.com/admin/billing/compare-flexible-and-annual-fixed-term-payment-plans · checked 20 Oct 2026
ChatGPT Work and Codex (OpenAI Help Center) help.openai.com/en/articles/20001275-chatgpt-work-and-codex · checked 21 Oct 2026
Claude Cowork and chat are one Claude (Claude Help Center) support.claude.com/en/articles/16761823-claude-cowork-and-chat-are-one-claude · checked 20 Oct 2026
Schedule recurring tasks in Claude Cowork (Claude Help Center) support.claude.com/en/articles/13854387-schedule-recurring-tasks-in-claude-cowork · checked 20 Oct 2026
Claude: use Google Workspace connectors (Gmail, Calendar, Drive) support.claude.com/en/articles/10166901-use-google-workspace-connectors · checked 21 Oct 2026
Collaborate with Gemini in Gmail (Gmail Help) support.google.com/mail/answer/14355636 · checked 21 Oct 2026
Claude pricing & plan comparison (re-checked) claude.com/pricing · checked 20 Oct 2026
Generative AI in Google Workspace Privacy Hub (re-checked) knowledge.workspace.google.com/admin/generative-ai/generative-ai-in-google-workspace-privacy-hub · checked 20 Oct 2026