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ChatGPT vs Gemini.

OpenAI's assistant against Google's: the current models, what each can read and make, where each works, what the plans and the API cost, and which to pick for which job.

Feature by feature.

Models, as of November 2026

FeatureChatGPTGemini
Top modelGPT-6 AstraGemini 4 Carbon
On the free planGPT-6 LunaGemini Flash-Lite, Flash for harder prompts
Paid plans addGPT-6 Sol, GPT-6.1 Sol and GPT-6 AstraGemini Pro and Flash; Argon on AI Pro; Carbon on AI Ultra
App context window, standard plan256,000 tokens (Plus)1 million tokens (Google AI Pro)

Reading & Making

FeatureChatGPTGemini
Reads (API)Text, images and PDFsText, images, audio, video and PDFs
Makes imagesYes, in ChatGPT and the APIYes, with Nano Banana 2
Makes videoNot listedShort clips with sound, on paid plans
VoiceVoice chats, and voice with videoGemini Live, with your camera
Deep researchLimited on Free, more on paid plansOn every plan

Work & Tools

FeatureChatGPTGemini
Office appsExcel, Word, PowerPoint and Google SheetsGmail, Docs and Sheets, on paid plans
Shared assistantsCustom GPTs, Plus and upSkills, which replaced Gems
Memory of past chatsLimited on Free, more on paid plansPersonal Intelligence, optional, in beta

API, per million tokens

FeatureChatGPTGemini
Context window1.05 million tokens1,048,576 tokens
Longest reply128,000 tokens65,536 by default, more with long decode
Top model$10 in, $50 out (GPT-6 Astra)$2 in, $10 out to 30 November, then $4 and $20 (Gemini 4 Carbon)
Mid model$2 in, $10 out (GPT-6.1 Sol)$0.75 in, $3.75 out to 31 December, then $1.50 and $7.50 (Gemini 3.8 Flash)
Smallest model$0.10 in, $0.50 out (GPT-6 Luna)$0.30 in, $2.50 out (Gemini 3.5 Flash-Lite)
Long promptsTwice the input price above 272,000 tokensOne price at any length
Free API tierNot listedOn Flash and Flash-Lite

Privacy

FeatureChatGPTGemini
Consumer chats used for trainingYes, unless you opt outYes, while Keep Activity is on (the default)
Business plansNo training by defaultNo training without your permission
APINot used for training by defaultNot used on the paid tier; used on the free tier

Plans & pricing.

PlanChatGPTGemini
Free$0$0
Entry planGo: $6/month, may include adsGoogle AI Plus: $4.99/month
Standard planPlus: $20/monthGoogle AI Pro: $19.99/month, with 5 TB storage
Heavy usePro: $100, $200 or $500/monthGoogle AI Ultra: $99.99 or $199.99/month
Team seatBusiness: $20/seat billed yearly, $25 monthlyGemini Enterprise Business: from $21/seat/month
EnterpriseCustom pricingGemini Enterprise Standard and Plus: from $30/seat/month

US dollars as of November 2026, from chatgpt.com/pricing, gemini.google's US plans page and each company's API pricing page. Prices can differ by country.

Our conclusion.

Pick Gemini when your team works in Gmail, Docs and Sheets, or your work runs on audio and video, because Gemini sits inside Google Workspace on its paid plans and its models read audio and video directly. Pick ChatGPT when your team works in Excel, Word and PowerPoint, or when you need longer replies from the API or the cheapest small model ($0.10 in, $0.50 out per million tokens).

Both make images and both offer voice chat. Gemini also makes short videos on its paid plans, gives the app a 1 million token context window on Google AI Pro against 256,000 on ChatGPT Plus, and has the cheaper entry plan at $4.99 a month against $6.

Through the API, Google's top model costs $2 in and $10 out per million tokens until 30 November 2026, then $4 and $20; OpenAI's costs $10 and $50. OpenAI's smallest model is cheaper than Google's, and OpenAI allows longer replies by default. On consumer plans both use your chats for training unless you turn it off.

Models change often; we review this page every quarter.

Other comparisons.

  • ChatGPT vs Claude


    Compare ChatGPT and Claude on models, tools, plans, API prices and privacy.

    See ChatGPT vs Claude
  • Claude vs Gemini


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    See Claude vs Gemini

FAQ

Questions,
answered.

Still have a question?

Book a call with our director.

Or email us at info@carrilagency.com

For some jobs. Gemini fits a team that works in Gmail, Docs and Sheets, reads audio and video directly, makes short videos and costs less through the API at the top end. ChatGPT fits a team in Excel, Word and PowerPoint, gives longer replies through the API by default and has the cheapest small model. For writing and research, neither company's published results settle it; try both on your own work.

Yes, the Gemini app has a free plan with Flash-Lite, image making and Deep Research. Paid plans run from Google AI Plus at $4.99 a month to Google AI Ultra at $199.99, as of November 2026.

They cost about the same: ChatGPT Plus is $20 a month and Google AI Pro $19.99, which also includes 5 TB of Google storage. The cheapest paid plans are Google AI Plus at $4.99 and ChatGPT Go at $6.

Yes. Google AI Plus adds Gemini in Gmail, and Google AI Pro adds Docs and Sheets. ChatGPT has extensions for Excel, Word, PowerPoint and Google Sheets.

Gemini makes short clips with sound on its paid plans. ChatGPT's plans page lists no video making, and OpenAI closed its Sora video API in September 2026. Both make images.

OpenAI and Google each publish results for their own models, mostly on different tests run their own way, so the numbers do not line up well enough to rank the two. Each company's own model pages give its results.

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