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ChatGPTvsGemini

Two general assistant tools, the same questions. Every answer comes from the official pages, with the date we checked. Nothing here is ranked.

last check 2026-10-11

ChatGPT

by OpenAI

ChatGPT is OpenAI's chat assistant on the web, desktop and mobile; a beginner might try it for drafting text, asking questions with web search, or asking about an uploaded document or image.

Good for: Writing, Learning, Office work, Research

All ChatGPT facts

Gemini

by Google

Gemini is Google's AI assistant on the web, desktop and mobile; a beginner might try it for everyday questions, summarising an uploaded document, or a Deep Research report built from Google Search results.

Good for: Writing, Learning, Office work, Research

All Gemini facts

Where they differ

  • AI modelsChatGPT: GPT-6, GPT-6 Pro, GPT-6 Astra, GPT-5.6 Sol, GPT-5.6 Sol Pro, GPT-5.6 LunaGemini: 3.5 Flash-Lite, 3.6 Flash, 3.8 Flash, 3.1 Pro
  • File uploadChatGPT: Supported, LimitedGemini: Supported
  • Web searchChatGPT: SupportedGemini: Limited
  • AccountChatGPT: Some use possible without signing in (e.g. web search); signing in is needed for other functions, such as changing the language settingGemini: Basic text chat in the web app works without signing in; a Google Account is needed for file upload, image generation, chat history and other features
  • Where it is availableChatGPT: Available in the countries and territories listed on the official ChatGPT Supported Countries pageGemini: Web app available in over 230 countries and territories listed on the official page; mainland China is listed as Workspace only; mobile app availability may differ
  • Usage limitsChatGPT: Unlimited everyday text chats (abuse safeguards apply); separate limits on file uploads, image generation, voice, data analysis and other tools, May include message caps, especially during high demand, Included usage rises by tier: Pro 200 more than Pro 100, Pro 500 the most. Per-model allowances; a model can be unavailable until its allowance resets. Both Pro models draw from one weekly allowance. 15 Pro-model messages per month, shared across GPT-6 Pro and GPT-5.6 Sol Pro. 50 Pro-model messages per week, shared across the two Pro models. 5x the usage of Standard seats and no 5-hour usage limitGemini: Limit refreshes every 5 hours until the weekly limit is reached, Standard limits, 2x the standard limits, 4x the standard limits, 5x or 20x the AI Pro limits, depending on subscription
  • Used to train AIChatGPT: Used to improve models unless you turn it off, Not used to train models by defaultGemini: Used to improve services, including training generative AI models, while Keep Activity is on
  • How long data is keptChatGPT: Deleted chats are permanently deleted within 30 days, unless de-identified or kept longer for security or legal obligations. Temporary chats may be kept up to 30 days for safetyGemini: 18 months by default; auto-delete can be set to 3 months, 36 months or indefinite. Chats reviewed by humans are kept up to three years, even after you delete your activity. 72 hours for temporary chats and chats with Keep Activity off
  • Custom assistantsChatGPT: Limited, SupportedGemini: Supported
  • Connects toChatGPT: Google Drive, Slack, Gmail, GitHub, OneDrive, SharePointGemini: Gmail, Google Calendar, Google Drive, Google Docs, Google Sheets, Google Slides, Google Keep, Google Tasks, Google Chat, Google Meet, Contacts, Messages, Phone, WhatsApp, Adobe, Canva, Picsart, Squarespace, Webflow, Wix, Device assistance (formerly Utilities), Google Home, Experian, Peloton, Zocdoc, Apartment List, Apartments.com, Find Hub, Google Play, Instacart, OpenTable, Zillow, Angi, Homh, Thumbtack, Urban Company, Google Photos, iHeartRadio, Pandora, Samsung Gallery, Spotify, YouTube Music, Airtable, Dropbox, Gemini Notebook, GitHub, Google Ads, Google Business Profile, Google Classroom, Google Workspace, Granola, HONOR Calendar, HONOR Notes, Hootsuite, Lenovo Notes, Linear, Mind Space, Miro, Monday.com, OnePlus Notes, OPPO Calendar, OPPO Notes, Otter.ai, PandaDoc, RD Station CRM, RD Station Marketing, Samsung Calendar, Samsung Notes, Samsung Reminder, Shopify, TECNO Calendar, TECNO Notepad, vivo Notes, Wispr AI, Xiaomi Calendar, Xiaomi Notes, Zoho Bigin, Zoho CRM, Zoho Desk, Zoho Mail, Zoho Projects, Bandsintown, Fever, GetYourGuide, Localiza, SeatGeek, Ticketmaster, Viator

Same answer, but for different plans or with different conditions: image input, agent mode. The table below shows the conditions.

Confirmed for only one of the two so far: context window. The table below shows which.

Same answer for both: free plan, platforms, can switch off training, memory, projects, voice conversation, runs code and analyses data, deep research.

Plans and prices

As listed on each official pricing page, in the currency we were shown. No conversion, no rounding.

ChatGPT

  • Free Free plan$0.00 / monthshown for United States
  • Go Paid, individual$8.00 / monthshown for United States
  • Plus Paid, individual$20.00 / monthshown for United States
  • Pro Paid, individual$100.00 / monthshown for United States
  • Business TeamPrice not confirmed

Through the API: about $0.16 – $52 a month for 30 short chat messages a day, across 8 models. Each model is in the full comparison below.

Plan details and sources for ChatGPT

Gemini

  • Free Free plan$0.00 / month
  • Google AI Plus Paid, individual$4.99 / month
  • Google AI Pro Paid, individual$19.99 / month
  • Google AI Ultra Paid, individual$99.99 / month

Through the API: about $0.14 – $3.48 a month for 30 short chat messages a day, across 7 models. Each model is in the full comparison below.

Plan details and sources for Gemini

Full comparison with sources

ChatGPTGemini

What it is for

What it is for

ChatGPT:

ChatGPT is OpenAI's chat assistant on the web, desktop and mobile; a beginner might try it for drafting text, asking questions with web search, or asking about an uploaded document or image.

Gemini:

Gemini is Google's AI assistant on the web, desktop and mobile; a beginner might try it for everyday questions, summarising an uploaded document, or a Deep Research report built from Google Search results.

Editor's suggestion

ChatGPT:

  • Editor's suggestion: Try summarising a document you are allowed to share, then check the summary against the original.
  • Editor's suggestion: Try a question about something recent, and open the linked sources before relying on the answer.

Gemini:

  • Editor's suggestion: Try summarising a document you are allowed to share, then check the summary against the original.
  • Editor's suggestion: Try a question about something recent, and open the linked sources before relying on the answer.

Cost

Free plan

A free plan that is not time-limited. Trials are listed separately.

ChatGPT:

  • Supportedchatgpt.comchecked 2026-10-10

    Free plan

Gemini:

  • Supportedgemini.googlechecked 2026-10-10

    Free plan

Plans and prices

ChatGPT:

  • Free (Free plan)$0.00 / month (shown for United States)
  • Go (Paid, individual)$8.00 / month (shown for United States)
  • Plus (Paid, individual)$20.00 / month (shown for United States)
  • Pro (Paid, individual)$100.00 / month (shown for United States)
  • Business (Team)Price not confirmed
  • All plan details and sources

Gemini:

  • Free (Free plan)$0.00 / month
  • Google AI Plus (Paid, individual)$4.99 / month
  • Google AI Pro (Paid, individual)$19.99 / month
  • Google AI Ultra (Paid, individual)$99.99 / month
  • All plan details and sources

Through the API

Per 1 million tokens, and about what 30 short chat messages a day cost a month.

ChatGPT:

  • GPT-6 Luna$0.10 in · $0.50 out · about $0.16 a month
  • GPT-5.6 Luna$0.20 in · $1.20 out · about $0.35 a month
  • GPT-6.1 Sol$2.00 in · $10.00 out · about $3.12 a month
  • GPT-6 Sol$2.00 in · $10.00 out · about $3.12 a month
  • GPT-5.6 Terra$2.00 in · $12.00 out · about $3.48 a month
  • GPT-5.6 Sol$4.00 in · $20.00 out · about $6.24 a month
  • GPT-6 Astra$10.00 in · $50.00 out · about $16 a month
  • GPT-5.5 Pro$30.00 in · $180.00 out · about $52 a month
  • Official price pageHow we count

Gemini:

  • Gemini 2.5 Flash-Lite$0.10 in · $0.40 out · about $0.14 a month
  • Gemini 3.5 Flash-Lite$0.30 in · $2.50 out · about $0.65 a month
  • Gemini 2.5 Flash$0.30 in · $2.50 out · about $0.65 a month
  • Gemini 3.8 Flash$0.75 in · $3.75 out · about $1.17 a month
  • Gemini 3.6 Flash$0.75 in · $3.75 out · about $1.17 a month
  • Gemini 2.5 Pro$1.25 in · $10.00 out · about $2.63 a month
  • Gemini 3.1 Pro Preview$2.00 in · $12.00 out · about $3.48 a month
  • Official price pageHow we count

AI models

AI models

The AI models the official pages name for this product. Line-ups change often, so check the date.

ChatGPT:

  • GPT-6, GPT-6 Pro, GPT-6 Astra, GPT-5.6 Sol, GPT-5.6 Sol Pro, GPT-5.6 Lunahelp.openai.comchecked 2026-10-10

Gemini:

  • 3.5 Flash-Lite, 3.6 Flash, 3.8 Flash, 3.1 Progemini.googlechecked 2026-10-10

Input and output

File upload

You can give it files such as PDFs or documents.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-10

    Plans: Go, Plus, Pro, Business · On: Web, Mobile app

  • Limitedhelp.openai.comchecked 2026-10-10

    Free plan

    Free plan: 3 file uploads per day. Audio uploads are not available on Free.

Gemini:

  • Supportedsupport.google.comchecked 2026-10-10

    Plan not specified

Image input

You can give it an image to describe or analyse.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-10

    Plans: Free, Go, Plus, Pro, Business

Gemini:

  • Supportedsupport.google.comchecked 2026-10-10

    Plan not specified

Voice conversation

Talk to it out loud and hear it answer.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-11

    Plan not specified

Gemini:

  • Supportedgemini.googlechecked 2026-10-11

    Plan not specified

Runs code and analyses data

Runs code to work with numbers, spreadsheets or charts, not only text.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-11

    Plan not specified

Gemini:

  • Supportedsupport.google.comchecked 2026-10-11

    Plan not specified

Checking facts

Web search

It can search the web while answering.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-10

    Plans: Free, Go, Plus, Pro, Business

Gemini:

  • Limitedsupport.google.comchecked 2026-10-10

    Plan not specified

    Confirmed for Deep Research, which uses Google Search as a source by default. Not confirmed for ordinary chats.

Deep research

A mode that searches many sources step by step and writes a report with citations.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-11

    Plan not specified

Gemini:

  • Supportedgemini.googlechecked 2026-10-11

    Plan not specified

Workflow

Platforms

Where the product is offered: web, desktop app, mobile app, or editor extension.

ChatGPT:

  • Web, Desktop app, Mobile apphelp.openai.comchecked 2026-10-10

Gemini:

  • Web, Desktop app, Mobile appgemini.googlechecked 2026-10-10

Memory

Remembers things you told it in earlier chats.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-11

    Plan not specified

Gemini:

  • Supportedsupport.google.comchecked 2026-10-11

    Plan not specified

Projects

Group chats and files for one piece of work, with their own instructions.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-11

    Plan not specified

Gemini:

  • Supportedsupport.google.comchecked 2026-10-11

    Plan not specified

Custom assistants

Make your own assistant with fixed instructions and files, such as GPTs or Gems.

ChatGPT:

  • Limitedhelp.openai.comchecked 2026-10-11

    Plans: Free, Go, Plus, Pro

    Existing GPTs can still be used; the same page says OpenAI plans to retire custom GPTs and recommends Plugins instead.

  • Supportedhelp.openai.comchecked 2026-10-11

    Business plan

Gemini:

  • Supportedsupport.google.comchecked 2026-10-11

    Plan not specified

Agent mode

Can take actions for you in a browser or on a computer, such as filling in forms.

ChatGPT:

  • Supportedhelp.openai.comchecked 2026-10-11

    Plans: Plus, Pro, Business

Gemini:

  • Supportedgemini.googlechecked 2026-10-11

    Plans: Google AI Pro, Google AI Ultra · Region: United States

Connects to

Apps and services it can read from or work in, as the official pages name them.

ChatGPT:

  • Google Drive, Slack, Gmail, GitHub, OneDrive, SharePointhelp.openai.com +1checked 2026-10-11

Gemini:

  • Gmail, Google Calendar, Google Drive, Google Docs, Google Sheets, Google Slides, Google Keep, Google Tasks, Google Chat, Google Meet, Contacts, Messages, Phone, WhatsApp, Adobe, Canva, Picsart, Squarespace, Webflow, Wix, Device assistance (formerly Utilities), Google Home, Experian, Peloton, Zocdoc, Apartment List, Apartments.com, Find Hub, Google Play, Instacart, OpenTable, Zillow, Angi, Homh, Thumbtack, Urban Company, Google Photos, iHeartRadio, Pandora, Samsung Gallery, Spotify, YouTube Music, Airtable, Dropbox, Gemini Notebook, GitHub, Google Ads, Google Business Profile, Google Classroom, Google Workspace, Granola, HONOR Calendar, HONOR Notes, Hootsuite, Lenovo Notes, Linear, Mind Space, Miro, Monday.com, OnePlus Notes, OPPO Calendar, OPPO Notes, Otter.ai, PandaDoc, RD Station CRM, RD Station Marketing, Samsung Calendar, Samsung Notes, Samsung Reminder, Shopify, TECNO Calendar, TECNO Notepad, vivo Notes, Wispr AI, Xiaomi Calendar, Xiaomi Notes, Zoho Bigin, Zoho CRM, Zoho Desk, Zoho Mail, Zoho Projects, Bandsintown, Fever, GetYourGuide, Localiza, SeatGeek, Ticketmaster, Viatorsupport.google.comchecked 2026-10-11

Requirements

Account

Whether you need to sign up before using it.

ChatGPT:

  • Some use possible without signing in (e.g. web search); signing in is needed for other functions, such as changing the language settinghelp.openai.comchecked 2026-10-10

Gemini:

  • Basic text chat in the web app works without signing in; a Google Account is needed for file upload, image generation, chat history and other featuressupport.google.comchecked 2026-10-10

    On: Web

Where it is available

Countries or regions where the provider says it can be used.

ChatGPT:

  • Available in the countries and territories listed on the official ChatGPT Supported Countries pagehelp.openai.comchecked 2026-10-10

Gemini:

  • Web app available in over 230 countries and territories listed on the official page; mainland China is listed as Workspace only; mobile app availability may differsupport.google.comchecked 2026-10-10

    On: Web

Sources and confidence

Confidence

ChatGPT:

Last checked 2026-10-11

Not yet confirmed: Context window

Gemini:

Last checked 2026-10-11

All compared fields have a confirmed value.

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