What is the main difference between Grok and ChatGPT?

The primary difference is that Grok has real-time access to information via X (Twitter) integration and emphasizes an edgy, humorous personality, while ChatGPT operates with a knowledge cutoff and maintains a professional tone. ChatGPT is more widely available across platforms, while Grok is exclusive to X Premium subscribers.

How many users does each AI chatbot have in 2026?

As of April 2026, ChatGPT has over 200 million monthly active users, while Grok has 30.1 million monthly active users. ChatGPT maintains significantly larger market penetration, though Grok has been growing rapidly since its 2023 launch.

Which AI is better for real-time information?

Grok is superior for real-time information because it integrates directly with X/Twitter's data feed, providing current events and live updates. ChatGPT relies on training data with a knowledge cutoff, making it less suitable for recent news and evolving information.

Is Grok or ChatGPT more cost-effective?

Grok is slightly more cost-effective at $168/year (X Premium) compared to ChatGPT Plus at $240/year. However, ChatGPT offers a free tier with basic functionality, while Grok requires X Premium membership for any access.

Which AI performs better on reasoning and complex tasks?

ChatGPT with GPT-4o outperforms Grok on complex reasoning, coding, mathematics, and academic tasks according to 2026 benchmarks. Grok-3 is strong but slightly behind, making ChatGPT the better choice for professional and technical work.

Grok vs ChatGPT

Updated April 25, 2026

Grok

xAI's AI chatbot with real-time X integration and edgy personality, launched 2023 for X Premium subscribers.

Users seeking real-time information, X/Twitter integration, edgy AI personality, and social media engagement

ChatGPT

OpenAI's advanced AI assistant available in free and premium tiers with multimodal capabilities.

Professionals, students, researchers, and general users needing reliable, versatile AI across multiple platforms

Short Answer

Grok and ChatGPT are both leading AI chatbots, but differ significantly in their origins, philosophies, and user bases. Grok, created by Elon Musk's xAI, emphasizes real-time information access via X integration, while ChatGPT focuses on conversational excellence and broader accessibility. The choice depends on your priorities: real-time data and edgy humor (Grok) versus refined conversation and widespread platform support (ChatGPT).

Our Verdict

Both Grok and ChatGPT excel in different domains: ChatGPT maintains superiority in reasoning tasks, user base scale, and multi-platform accessibility, making it ideal for professional and academic use. Grok offers real-time information, integration with X's social ecosystem, and a distinctive personality that appeals to younger users seeking timely, edgy AI interaction. Choose ChatGPT for reliability and broad functionality, or Grok for real-time insights and social media integration.

Grok6.7

8.3ChatGPT

Choose Grok if

Users seeking real-time information, X/Twitter integration, edgy AI personality, and social media engagement

Key Differences at a Glance

🔹

Creator & Origin: xAI (Elon Musk) vs OpenAI

🔹

Real-Time Information Access: Grok wins (Yes, via X integration vs Limited (knowledge cutoff))

🔹

Monthly Active Users (2026): ChatGPT wins (200+ million vs 30.1 million)

See all 8 differences

Key Facts & Figures

Metric	Grok	ChatGPT	Diff
Monthly Active Users(millions)	30.1	200+	-85%
Monthly Website Visits(millions)	234.4	1,500+	-84%
Primary User Age Demographic(% under 35)	50.87	Mixed

Key Differences

Grok

Attribute

ChatGPT

xAI (Elon Musk)

Creator & Origin

OpenAI

Yes, via X integration🏆

Real-Time Information Access

Limited (knowledge cutoff)

30.1 million

Monthly Active Users (2026)

200+ million🏆

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Last updated: April 25, 2026AI generated

Creator & Origin

Grok

xAI (Elon Musk)

ChatGPT

OpenAI

Real-Time Information Access

Grok

Yes, via X integration🏆

ChatGPT

Limited (knowledge cutoff)

Monthly Active Users (2026)

Grok

30.1 million

ChatGPT

200+ million🏆

Primary Platform

Grok

X (Twitter) Premium

ChatGPT

Web, Apps, API🏆

Tone & Personality

Grok

Edgy, humorous, irreverent

ChatGPT

Professional, neutral, helpful

Reasoning Capabilities

Grok

Strong (Grok-3)

ChatGPT

Very Strong (GPT-4o)🏆

User Base Demographics

Grok

50.87% under 35 years old

ChatGPT

Diverse, global

Cost Model

Grok

Included with X Premium ($168/year)🏆

ChatGPT

Free & Paid ($20/month)

Full Comparison

Attribute	Grok	ChatGPT

Monthly Active Users(millions)	30.1	200+
Monthly Active Users(users)	200M+	—

Monthly Website Visits(millions)	234.4	1,500+

Launch Date	November 2023	November 2022

Real-Time Data Access	Yes (via X integration)	No (knowledge cutoff)
Real-Time Web Search	Paid ($20+/mo)	—
Web Search	Yes	—
Free Tier Web Access	Limited or subscription-only	—
Image Generation	Native (DALL-E 3)	—
Show 6 more attributes Real-Time Web Access (Free Tier) No — Screen/Visual Analysis Yes, via GPT-4 Vision in Plus/Pro tiers — Multimodal Support Text, image, voice, video — Multimodal Capability Score(capability level) Advanced (image, video, text, document analysis) — Platform Integration Points(platforms) 1 (standalone web/app) — Native Microsoft 365 Integration Manual copy-paste only —

Platform Availability	X Premium only	Web, iOS, Android, API

Primary User Age Demographic(% under 35)	50.87	Mixed

Subscription Cost (Annual)(USD)	$168 (X Premium)	$240 (ChatGPT Plus)
Pro Tier Monthly Cost(USD)	$20	—
Plus Subscription Price(USD/month)	$20	—
Minimum Monthly Cost for Advanced Features(USD)	$20 (Plus tier)	—
API Cost (Input Tokens)($ per million tokens)	$0.05-3.00 (varies by model)	—
Show 3 more attributes Minimum Monthly Cost (Consumer)($) $5 (ChatGPT Go) — Premium Monthly Cost(USD) $20/month — Free Tier Availability Free basic features —

Reasoning Task Performance	Strong (Grok-3)	Very Strong (GPT-4o)
Long Document Handling	Moderate	—
Context Window (Paid Tier)(tokens)	128,000	—
Context Window Size(tokens)	Up to 200,000 tokens (o1 models)	—
Complex Reasoning Accuracy(performance rating)	GPT-4o: Superior accuracy on technical/logic problems	—
Show 1 more attribute Creative Writing Instruction Adherence(quality rating) Excellent - follows detailed creative prompts precisely —

Free Tier Quality	GPT-3.5 (basic)	—

Coding Blind Test Winner	Not favored	—

Execution Speed	Faster	—
Reasoning Benchmark Score(percentile)	Strong (GPT-4o/5.4 capable)	—
M365 Task Accuracy Rate(%)	82%	—

Market Adoption 2026	Broader ecosystem	—

Primary Use Case	Conversational assistance & content generation	—
Research Organization Features	Projects feature	—

Reasoning Model Capability	o1/o3 advanced reasoning series	—

Third-Party Integration Ecosystem	Hundreds of plugins and integrations	—

Real-Time Information Access	Knowledge cutoff with occasional browsing	—
Real-Time Information Advantage(hours)	Web access in Plus tier	—

Source Citation System	Available but not primary focus	—

Model Customization Options	Custom GPTs with established ecosystem	—

Parallel Model Processing	Single model per session	—

Memory & Context Window(tokens)	GPT-5.2 advanced context	—

Information Synthesis Quality(rating)	Superior synthesis and judgment	—

SWE-bench Verified Score(%)	~70%	—

Base AI Model	GPT-4, GPT-4o, o1, and newer models	—
Base Model Version	GPT-5.2	—

Custom GPT/Agent Creation	Yes; extensive custom GPT ecosystem	—

Third-Party App Integrations(count)	Thousands via Zapier and API	—

Enterprise SLA & Compliance	Yes (ChatGPT Enterprise custom terms)	—

Context Window(tokens)	200K+ tokens	—

On-Premise Deployment	Limited (enterprise only)	—

Third-Party Integrations(integrations)	Extensive (1000+ integrations)	—

User Interface Rating(category)	Consumer-friendly, polished	—

Free Tier Message Limit(messages/month)	40 messages/month (ChatGPT Go)	—
Monthly Premium Cost(USD)	$20 (Plus) / $200 (Pro)	—
Cost for Annual Pro Usage(USD/year)	$240 (Plus annually)	—

Setup Time(minutes)	5-10 (account creation, app download)	—

Third-Party App Connections(apps)	Thousands via Zapier	—

Windows OS Integration	Separate application	—

Data Privacy Model	Processes public web data only	—

Grok

ChatGPT

Monthly Active Users(millions)

30.1

200+

Monthly Active Users(users)

200M+

—

Monthly Website Visits(millions)

234.4

1,500+

Launch Date

November 2023

November 2022

Real-Time Data Access

Yes (via X integration)

No (knowledge cutoff)

Real-Time Web Search

Paid ($20+/mo)

—

Web Search

Yes

—

Free Tier Web Access

Limited or subscription-only

—

Image Generation

Native (DALL-E 3)

—

Show 6 more attributes

Real-Time Web Access (Free Tier)

—

Screen/Visual Analysis

Yes, via GPT-4 Vision in Plus/Pro tiers

—

Multimodal Support

Text, image, voice, video

—

Multimodal Capability Score(capability level)

Advanced (image, video, text, document analysis)

—

Platform Integration Points(platforms)

1 (standalone web/app)

—

Native Microsoft 365 Integration

Manual copy-paste only

—

Platform Availability

X Premium only

Web, iOS, Android, API

Primary User Age Demographic(% under 35)

50.87

Mixed

Subscription Cost (Annual)(USD)

$168 (X Premium)

$240 (ChatGPT Plus)

Pro Tier Monthly Cost(USD)

$20

—

Plus Subscription Price(USD/month)

$20

—

Minimum Monthly Cost for Advanced Features(USD)

$20 (Plus tier)

—

API Cost (Input Tokens)($ per million tokens)

$0.05-3.00 (varies by model)

—

Show 3 more attributes

Minimum Monthly Cost (Consumer)($)

$5 (ChatGPT Go)

—

Premium Monthly Cost(USD)

$20/month

—

Free Tier Availability

Free basic features

—

Reasoning Task Performance

Strong (Grok-3)

Very Strong (GPT-4o)

Long Document Handling

Moderate

—

Context Window (Paid Tier)(tokens)

128,000

—

Context Window Size(tokens)

Up to 200,000 tokens (o1 models)

—

Complex Reasoning Accuracy(performance rating)

GPT-4o: Superior accuracy on technical/logic problems

—

Show 1 more attribute

Creative Writing Instruction Adherence(quality rating)

Excellent - follows detailed creative prompts precisely

—

Free Tier Quality

GPT-3.5 (basic)

—

Coding Blind Test Winner

Not favored

—

Execution Speed

Faster

—

Reasoning Benchmark Score(percentile)

Strong (GPT-4o/5.4 capable)

—

M365 Task Accuracy Rate(%)

82%

—

Market Adoption 2026

Broader ecosystem

—

Primary Use Case

Conversational assistance & content generation

—

Research Organization Features

Projects feature

—

Reasoning Model Capability

o1/o3 advanced reasoning series

—

Third-Party Integration Ecosystem

Hundreds of plugins and integrations

—

Real-Time Information Access

Knowledge cutoff with occasional browsing

—

Real-Time Information Advantage(hours)

Web access in Plus tier

—

Source Citation System

Available but not primary focus

—

Model Customization Options

Custom GPTs with established ecosystem

—

Parallel Model Processing

Single model per session

—

Memory & Context Window(tokens)

GPT-5.2 advanced context

—

Information Synthesis Quality(rating)

Superior synthesis and judgment

—

SWE-bench Verified Score(%)

~70%

—

Base AI Model

GPT-4, GPT-4o, o1, and newer models

—

Base Model Version

GPT-5.2

—

Custom GPT/Agent Creation

Yes; extensive custom GPT ecosystem

—

Third-Party App Integrations(count)

Thousands via Zapier and API

—

Enterprise SLA & Compliance

Yes (ChatGPT Enterprise custom terms)

—

Context Window(tokens)

200K+ tokens

—

On-Premise Deployment

Limited (enterprise only)

—

Third-Party Integrations(integrations)

Extensive (1000+ integrations)

—

User Interface Rating(category)

Consumer-friendly, polished

—

Free Tier Message Limit(messages/month)

40 messages/month (ChatGPT Go)

—

Monthly Premium Cost(USD)

$20 (Plus) / $200 (Pro)

—

Cost for Annual Pro Usage(USD/year)

$240 (Plus annually)

—

Setup Time(minutes)

5-10 (account creation, app download)

—

Third-Party App Connections(apps)

Thousands via Zapier

—

Windows OS Integration

Separate application

—

Data Privacy Model

Processes public web data only

—

Full Comparison

Attribute	Grok	ChatGPT

Monthly Active Users(millions)	30.1	200+
Monthly Active Users(users)	200M+	—

Monthly Website Visits(millions)	234.4	1,500+

Launch Date	November 2023	November 2022

Real-Time Data Access	Yes (via X integration)	No (knowledge cutoff)
Real-Time Web Search	Paid ($20+/mo)	—
Web Search	Yes	—
Free Tier Web Access	Limited or subscription-only	—
Image Generation	Native (DALL-E 3)	—
Show 6 more attributes Real-Time Web Access (Free Tier) No — Screen/Visual Analysis Yes, via GPT-4 Vision in Plus/Pro tiers — Multimodal Support Text, image, voice, video — Multimodal Capability Score(capability level) Advanced (image, video, text, document analysis) — Platform Integration Points(platforms) 1 (standalone web/app) — Native Microsoft 365 Integration Manual copy-paste only —

Platform Availability	X Premium only	Web, iOS, Android, API

Primary User Age Demographic(% under 35)	50.87	Mixed

Subscription Cost (Annual)(USD)	$168 (X Premium)	$240 (ChatGPT Plus)
Pro Tier Monthly Cost(USD)	$20	—
Plus Subscription Price(USD/month)	$20	—
Minimum Monthly Cost for Advanced Features(USD)	$20 (Plus tier)	—
API Cost (Input Tokens)($ per million tokens)	$0.05-3.00 (varies by model)	—
Show 3 more attributes Minimum Monthly Cost (Consumer)($) $5 (ChatGPT Go) — Premium Monthly Cost(USD) $20/month — Free Tier Availability Free basic features —

Reasoning Task Performance	Strong (Grok-3)	Very Strong (GPT-4o)
Long Document Handling	Moderate	—
Context Window (Paid Tier)(tokens)	128,000	—
Context Window Size(tokens)	Up to 200,000 tokens (o1 models)	—
Complex Reasoning Accuracy(performance rating)	GPT-4o: Superior accuracy on technical/logic problems	—
Show 1 more attribute Creative Writing Instruction Adherence(quality rating) Excellent - follows detailed creative prompts precisely —

Free Tier Quality	GPT-3.5 (basic)	—

Coding Blind Test Winner	Not favored	—

Execution Speed	Faster	—
Reasoning Benchmark Score(percentile)	Strong (GPT-4o/5.4 capable)	—
M365 Task Accuracy Rate(%)	82%	—

Market Adoption 2026	Broader ecosystem	—

Primary Use Case	Conversational assistance & content generation	—
Research Organization Features	Projects feature	—

Reasoning Model Capability	o1/o3 advanced reasoning series	—

Third-Party Integration Ecosystem	Hundreds of plugins and integrations	—

Real-Time Information Access	Knowledge cutoff with occasional browsing	—
Real-Time Information Advantage(hours)	Web access in Plus tier	—

Source Citation System	Available but not primary focus	—

Model Customization Options	Custom GPTs with established ecosystem	—

Parallel Model Processing	Single model per session	—

Memory & Context Window(tokens)	GPT-5.2 advanced context	—

Information Synthesis Quality(rating)	Superior synthesis and judgment	—

SWE-bench Verified Score(%)	~70%	—

Base AI Model	GPT-4, GPT-4o, o1, and newer models	—
Base Model Version	GPT-5.2	—

Custom GPT/Agent Creation	Yes; extensive custom GPT ecosystem	—

Third-Party App Integrations(count)	Thousands via Zapier and API	—

Enterprise SLA & Compliance	Yes (ChatGPT Enterprise custom terms)	—

Context Window(tokens)	200K+ tokens	—

On-Premise Deployment	Limited (enterprise only)	—

Third-Party Integrations(integrations)	Extensive (1000+ integrations)	—

User Interface Rating(category)	Consumer-friendly, polished	—

Free Tier Message Limit(messages/month)	40 messages/month (ChatGPT Go)	—
Monthly Premium Cost(USD)	$20 (Plus) / $200 (Pro)	—
Cost for Annual Pro Usage(USD/year)	$240 (Plus annually)	—

Setup Time(minutes)	5-10 (account creation, app download)	—

Third-Party App Connections(apps)	Thousands via Zapier	—

Windows OS Integration	Separate application	—

Data Privacy Model	Processes public web data only	—

Grok

ChatGPT

Monthly Active Users(millions)

30.1

200+

Monthly Active Users(users)

200M+

—

Monthly Website Visits(millions)

234.4

1,500+

Launch Date

November 2023

November 2022

Real-Time Data Access

Yes (via X integration)

No (knowledge cutoff)

Real-Time Web Search

Paid ($20+/mo)

—

Web Search

Yes

—

Free Tier Web Access

Limited or subscription-only

—

Image Generation

Native (DALL-E 3)

—

Show 6 more attributes

Real-Time Web Access (Free Tier)

—

Screen/Visual Analysis

Yes, via GPT-4 Vision in Plus/Pro tiers

—

Multimodal Support

Text, image, voice, video

—

Multimodal Capability Score(capability level)

Advanced (image, video, text, document analysis)

—

Platform Integration Points(platforms)

1 (standalone web/app)

—

Native Microsoft 365 Integration

Manual copy-paste only

—

Platform Availability

X Premium only

Web, iOS, Android, API

Primary User Age Demographic(% under 35)

50.87

Mixed

Subscription Cost (Annual)(USD)

$168 (X Premium)

$240 (ChatGPT Plus)

Pro Tier Monthly Cost(USD)

$20

—

Plus Subscription Price(USD/month)

$20

—

Minimum Monthly Cost for Advanced Features(USD)

$20 (Plus tier)

—

API Cost (Input Tokens)($ per million tokens)

$0.05-3.00 (varies by model)

—

Show 3 more attributes

Minimum Monthly Cost (Consumer)($)

$5 (ChatGPT Go)

—

Premium Monthly Cost(USD)

$20/month

—

Free Tier Availability

Free basic features

—

Reasoning Task Performance

Strong (Grok-3)

Very Strong (GPT-4o)

Long Document Handling

Moderate

—

Context Window (Paid Tier)(tokens)

128,000

—

Context Window Size(tokens)

Up to 200,000 tokens (o1 models)

—

Complex Reasoning Accuracy(performance rating)

GPT-4o: Superior accuracy on technical/logic problems

—

Show 1 more attribute

Creative Writing Instruction Adherence(quality rating)

Excellent - follows detailed creative prompts precisely

—

Free Tier Quality

GPT-3.5 (basic)

—

Coding Blind Test Winner

Not favored

—

Execution Speed

Faster

—

Reasoning Benchmark Score(percentile)

Strong (GPT-4o/5.4 capable)

—

M365 Task Accuracy Rate(%)

82%

—

Market Adoption 2026

Broader ecosystem

—

Primary Use Case

Conversational assistance & content generation

—

Research Organization Features

Projects feature

—

Reasoning Model Capability

o1/o3 advanced reasoning series

—

Third-Party Integration Ecosystem

Hundreds of plugins and integrations

—

Real-Time Information Access

Knowledge cutoff with occasional browsing

—

Real-Time Information Advantage(hours)

Web access in Plus tier

—

Source Citation System

Available but not primary focus

—

Model Customization Options

Custom GPTs with established ecosystem

—

Parallel Model Processing

Single model per session

—

Memory & Context Window(tokens)

GPT-5.2 advanced context

—

Information Synthesis Quality(rating)

Superior synthesis and judgment

—

SWE-bench Verified Score(%)

~70%

—

Base AI Model

GPT-4, GPT-4o, o1, and newer models

—

Base Model Version

GPT-5.2

—

Custom GPT/Agent Creation

Yes; extensive custom GPT ecosystem

—

Third-Party App Integrations(count)

Thousands via Zapier and API

—

Enterprise SLA & Compliance

Yes (ChatGPT Enterprise custom terms)

—

Context Window(tokens)

200K+ tokens

—

On-Premise Deployment

Limited (enterprise only)

—

Third-Party Integrations(integrations)

Extensive (1000+ integrations)

—

User Interface Rating(category)

Consumer-friendly, polished

—

Free Tier Message Limit(messages/month)

40 messages/month (ChatGPT Go)

—

Monthly Premium Cost(USD)

$20 (Plus) / $200 (Pro)

—

Cost for Annual Pro Usage(USD/year)

$240 (Plus annually)

—

Setup Time(minutes)

5-10 (account creation, app download)

—

Third-Party App Connections(apps)

Thousands via Zapier

—

Windows OS Integration

Separate application

—

Data Privacy Model

Processes public web data only

—

Grok vs ChatGPT

Grok

ChatGPT

Short Answer

Our Verdict

Key Differences at a Glance

Key Facts & Figures

Key Differences

Related Comparisons

Related Articles

Explore Entities

More Technology

People Also Compare

Full Comparison

Visual Comparison

Pros & Cons

Grok

Pros

Cons

ChatGPT

Pros

Frequently Asked Questions

Resources & Learn More

Wikipedia

Videos

SmartReview Ratings

Full Comparison

Visual Comparison

Cons