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GeminivsGrok

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

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

Grok

by SpaceXAI

Grok is an AI chat assistant from SpaceXAI on the web and in iOS and Android apps; a beginner might try it for questions that need current web and X information or for summarizing an uploaded file.

Good for: Writing, Learning, Office work, Research

All Grok facts

Where they differ

  • AI modelsGemini: 3.5 Flash-Lite, 3.6 Flash, 3.8 Flash, 3.1 ProGrok: Grok 4.6, Grok 4.7, Grok 4.5
  • Web searchGemini: LimitedGrok: Limited, Supported
  • PlatformsGemini: Web, Desktop app, Mobile appGrok: Web, Mobile app
  • AccountGemini: 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 featuresGrok: Use without logging in is offered where available; otherwise an account is required
  • Usage limitsGemini: 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 subscriptionGrok: Free use within limits (amount not stated), One shared weekly usage pool across Chat, Imagine, Voice and Build, Increased limits at regular speed, Significantly higher usage than SuperGrok, Highest usage
  • Context windowGemini: 32k tokens, 128k tokens, 1 million tokensGrok: 2x longer conversations than Free, 5x longer conversations than Free
  • Used to train AIGemini: Used to improve services, including training generative AI models, while Keep Activity is onGrok: Used to improve models unless you turn it off, Not used to train models by default
  • How long data is keptGemini: 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 offGrok: Kept until you delete it; deleted chats removed within 30 days. Deletion takes up to 30 days
  • Custom assistantsGemini: SupportedGrok: Limited
  • Connects toGemini: 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, ViatorGrok: Gmail & Google Calendar, Google Drive, OneDrive, Outlook Mail & Calendar, Microsoft Teams, SharePoint, Salesforce, Box, Canva, Gamma, GitHub, Linear, Meltwater, Notion, S&P Global, Vercel

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

Confirmed for only one of the two so far: where it is available, deep research. The table below shows which.

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

Plans and prices

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

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

Grok

  • Free Free plan$0.00 / month
  • SuperGrok Lite Paid, individualPrice not confirmed
  • SuperGrok Paid, individual$30.00 / month
  • SuperGrok Plus Paid, individual$100.00 / month
  • SuperGrok Heavy Paid, individualPrice not confirmed
  • Business TeamPrice not confirmed

Through the API: about $1.02 – $2.40 a month for 30 short chat messages a day, across 6 models. Each model is in the full comparison below.

Plan details and sources for Grok

Full comparison with sources

GeminiGrok

What it is for

What it is for

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.

Grok:

Grok is an AI chat assistant from SpaceXAI on the web and in iOS and Android apps; a beginner might try it for questions that need current web and X information or for summarizing an uploaded file.

Editor's suggestion

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.

Grok:

  • 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.

Gemini:

  • Supportedgemini.googlechecked 2026-10-10

    Free plan

Grok:

  • Supportedx.aichecked 2026-10-10

    Free plan

Plans and prices

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

Grok:

  • Free (Free plan)$0.00 / month
  • SuperGrok Lite (Paid, individual)Price not confirmed
  • SuperGrok (Paid, individual)$30.00 / month
  • SuperGrok Plus (Paid, individual)$100.00 / month
  • SuperGrok Heavy (Paid, individual)Price not confirmed
  • Business (Team)Price not confirmed
  • All plan details and sources

Through the API

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

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

Grok:

  • Grok Build 0.1$1.00 in · $2.00 out · about $1.02 a month
  • Grok 4.3$1.25 in · $2.50 out · about $1.28 a month
  • Grok 4.20$1.25 in · $2.50 out · about $1.28 a month
  • Grok 4.7$2.00 in · $6.00 out · about $2.40 a month
  • Grok 4.6$2.00 in · $6.00 out · about $2.40 a month
  • Grok 4.5$2.00 in · $6.00 out · about $2.40 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.

Gemini:

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

Grok:

  • Grok 4.6, Grok 4.7, Grok 4.5x.ai +2checked 2026-10-10

Input and output

File upload

You can give it files such as PDFs or documents.

Gemini:

  • Supportedsupport.google.comchecked 2026-10-10

    Plan not specified

Grok:

  • Supporteddocs.x.aichecked 2026-10-10

    Plan not specified · On: Web, Mobile app

Image input

You can give it an image to describe or analyse.

Gemini:

  • Supportedsupport.google.comchecked 2026-10-10

    Plan not specified

Grok:

  • Supporteddocs.x.aichecked 2026-10-10

    Plan not specified · On: Web, Mobile app

Voice conversation

Talk to it out loud and hear it answer.

Gemini:

  • Supportedgemini.googlechecked 2026-10-11

    Plan not specified

Grok:

  • Supportedx.aichecked 2026-10-11

    Plan not specified

Runs code and analyses data

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

Gemini:

  • Supportedsupport.google.comchecked 2026-10-11

    Plan not specified

Grok:

  • Supporteddocs.x.aichecked 2026-10-11

    Plan not specified

Checking facts

Web search

It can search the web while answering.

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.

Grok:

  • Limitedx.aichecked 2026-10-10

    Free plan

    Free plan: real-time web and X search is limited.

  • Supportedx.aichecked 2026-10-10

    Plan not specified

Deep research

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

Gemini:

  • Supportedgemini.googlechecked 2026-10-11

    Plan not specified

Grok:

  • Not yet confirmed
Information incomplete

Workflow

Platforms

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

Gemini:

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

Grok:

  • Web, Mobile appdocs.x.aichecked 2026-10-10

Memory

Remembers things you told it in earlier chats.

Gemini:

  • Supportedsupport.google.comchecked 2026-10-11

    Plan not specified

Grok:

  • Supportedx.aichecked 2026-10-11

    Plan not specified

Projects

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

Gemini:

  • Supportedsupport.google.comchecked 2026-10-11

    Plan not specified

Grok:

  • Supporteddocs.x.aichecked 2026-10-11

    Plan not specified

Custom assistants

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

Gemini:

  • Supportedsupport.google.comchecked 2026-10-11

    Plan not specified

Grok:

  • Limitedx.aichecked 2026-10-11

    Plan not specified

    Custom Skills (reusable instructions), not standalone assistants.

Agent mode

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

Gemini:

  • Supportedgemini.googlechecked 2026-10-11

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

Grok:

  • Supportedx.aichecked 2026-10-11

    Plans: SuperGrok, SuperGrok Plus, SuperGrok Heavy

Connects to

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

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

Grok:

  • Gmail & Google Calendar, Google Drive, OneDrive, Outlook Mail & Calendar, Microsoft Teams, SharePoint, Salesforce, Box, Canva, Gamma, GitHub, Linear, Meltwater, Notion, S&P Global, Verceldocs.x.aichecked 2026-10-11

Requirements

Account

Whether you need to sign up before using it.

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

Grok:

  • Use without logging in is offered where available; otherwise an account is requiredx.aichecked 2026-10-10

Where it is available

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

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

Grok:

  • Not yet confirmed
Information incomplete

Sources and confidence

Confidence

Gemini:

Last checked 2026-10-11

All compared fields have a confirmed value.

Grok:

Last checked 2026-10-11

Not yet confirmed: Where it is available, Deep research

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