Grok reached approximately 64 million monthly active users by early 2026, positioning xAI’s chatbot as the third most-used AI assistant in the United States behind ChatGPT and Google Gemini. The company behind Grok raised over $42 billion in total funding before SpaceX acquired xAI in February 2026 at a combined valuation of $1.25 trillion.
These Grok AI statistics cover user growth, app downloads, web traffic, market share, funding rounds, revenue, model benchmarks, Colossus infrastructure, workforce data, and the SpaceX merger through April 2026.
Key Takeaways
Grok’s U.S. chatbot market share grew from approximately 1.9% in January 2025 to approximately 17.8% in January 2026, a ninefold increase in 12 months.
xAI raised over $42 billion in total funding across all rounds, including a $20 billion Series E at a $230 billion valuation.
Grok.com recorded 314 million monthly visits in January 2026, more than doubling in five months.
Grok 4.1 Thinking ranked number 1 on LMArena Text Arena with 1,483 Elo, 31 points ahead of the next non-xAI model.
Colossus expanded to 555,000 NVIDIA GPUs at an estimated $18 billion cost.
All 11 original xAI co-founders departed by March 2026, following the SpaceX acquisition.
SpaceX acquired xAI at a combined entity valuation of $1.25 trillion, the largest merger by valuation in history.
Editor’s Choice
Grok had approximately 64 million monthly active users by early 2026.
The Grok app has been downloaded close to 100 million times since launch.
xAI closed a $20 billion Series E at a $230 billion valuation in January 2026.
The Colossus supercomputer houses 555,000 GPUs with a 2-gigawatt power target.
Grok 4 scored 91.7% on the AIME 2025 mathematics benchmark.
Grok 3’s release drove a more than 10x surge in global app downloads within one week.
Recent Developments
xAI released Grok 4.3 Beta on April 17, 2026, continuing its rapid model iteration cycle.
SpaceX acquired xAI on February 2, 2026, in an all-stock transaction valuing the combined entity at $1.25 trillion.
All 11 original co-founders of xAI departed by March 28, 2026, completing a full leadership transition.
xAI raised $20 billion in its Series E round in January 2026 at a $230 billion valuation.
Colossus expanded to 555,000 NVIDIA GPUs in January 2026, targeting 2 gigawatts of total power capacity.
Grok AI Statistics on Users and Growth
Grok reached approximately 64 million monthly active users by early 2026.
Monthly active users more than doubled from approximately 35 million in mid-2025.
Grok 3’s February 2025 release drove U.S. daily active users up more than 260% in one week.
Global daily active users climbed 5x week-over-week following the Grok 3 launch.
Grok.com had a 53.79% new user ratio in January 2026, indicating continued acquisition.
Grok became the third most-used chatbot in the United States behind ChatGPT and Gemini.
U.S. daily visits to Grok.com grew from approximately 189,000 to over 900,000 following Grok 3’s release.
Worldwide daily visits increased from 627,000 to 4.5 million during the same period.
MetricMid-2025January 2026ChangeMonthly Active Users~35 million~64 million+83%Monthly Web Visits~150 million314 million+109%New User RatioN/A53.79%N/AUS Daily Visits (pre/post Grok 3)~189,000900,000++376%
Source: Similarweb, Sensor Tower
Subscribe To Our Newsletter!
Be the first to get exclusive offers and the latest news.
Grok App Download Statistics
Grok has been downloaded close to 100 million times since launch across all platforms.
The Grok app has over 50 million downloads on Google Play alone.
Sensor Tower estimated approximately 6 million downloads in March 2026.
Monthly app revenue reached approximately $12 million in March 2026, per Sensor Tower.
Worldwide downloads increased more than 10x during the week of Grok 3’s release.
U.S. downloads also grew more than 10x week-over-week during the same period.
The United States accounted for 21.28% of Grok’s traffic, followed by India at 10.52% and Brazil at 4.28%.
Top user personas include crypto traders and peer-to-peer payment users, reflecting overlap with X’s power-user base.
PlatformDownloadsNotesGoogle Play (Android)50+ millionAll-time cumulativeAll Platforms (total)~100 millionSince launchMonthly (March 2026)~6 millionSensor Tower estimateMonthly Revenue~$12 millionMarch 2026
Source: Sensor Tower
Grok Web Traffic Statistics
Grok.com recorded 314 million visits in January 2026.
Traffic more than doubled in five months, from approximately 150 million visits in August 2025.
The United States represented 21.28% of Grok.com visits in January 2026.
India accounted for 10.52% of traffic, the second-largest market.
Brazil contributed 4.28% of visits.
South Korea represented 3.56% of Grok.com traffic.
The site maintained a 53.79% new user ratio in January 2026.
Worldwide daily visits increased from 627,000 to 4.5 million after Grok 3’s launch.
Readers tracking AI in social media statistics can compare Grok’s growth trajectory against broader AI platform adoption trends.
Grok AI Market Share Statistics
Grok’s U.S. chatbot market share reached approximately 17.8% in January 2026.
That share stood at approximately 14% in December 2025 and approximately 1.9% in January 2025.
ChatGPT held approximately 52.9% of the U.S. chatbot market in January 2026.
Google Gemini captured approximately 29.4% of the U.S. chatbot market.
ChatGPT maintains approximately 66% of the global AI chatbot market.
Grok.com ranked as the third most-visited generative AI platform globally behind ChatGPT and Google Gemini.
These Grok AI statistics on market share show a growth rate that outpaced both ChatGPT and Gemini in percentage terms during 2025, though Grok started from a much smaller base.
The U.S. share of Grok’s traffic reached approximately 21% to 22%, higher than ChatGPT’s domestic traffic concentration.
By the numbers: According to Similarweb data reported by Hyperight, Grok’s U.S. chatbot market share surged from approximately 1.9% in January 2025 to approximately 17.8% in January 2026, a ninefold increase that made it the third most-used chatbot in the United States. Our AI benchmark coverage documents a consistent pattern: capability rankings shift every six months, and Grok’s market share trajectory reflects that volatility.
Comparisons with other chatbot platforms provide additional context on where Grok fits in the competitive landscape.
xAI Funding and Valuation History
xAI raised $134.7 million in a Series A round in November 2023 at a $673.4 million valuation.
The company raised $6 billion in a Series B in May 2024 at a $24 billion valuation.
A $6 billion Series C followed in December 2024 at a $50 billion valuation.
xAI raised $10 billion in June 2025, structured as $5 billion in debt and $5 billion in equity.
The Series E round closed at $20 billion in January 2026 at a $230 billion valuation, upsized from an original $15 billion target.
Total funding raised by xAI exceeded $42 billion across all rounds.
Series E investors included Valor Equity Partners, Fidelity, Qatar Investment Authority, Nvidia, and Cisco.
SpaceX acquired xAI at a $250 billion valuation in February 2026.
RoundDateAmountValuationSeries ANovember 2023$134.7 million$673.4 millionSeries BMay 2024$6 billion$24 billionSeries CDecember 2024$6 billion$50 billionDebt + EquityJune 2025$10 billion$120+ billionSeries EJanuary 2026$20 billion$230 billionSpaceX AcquisitionFebruary 2026All-stock deal$250 billion (xAI)
Source: xAI, CNBC
xAI’s valuation growth from $673 million to $250 billion in under 28 months ranks among the fastest value expansions in venture capital history, and these grok ai statistics on funding reflect that pace.
xAI Revenue and Pricing Statistics
xAI generated an estimated $350 million in revenue during 2025.
Sensor Tower estimated approximately $12 million in monthly app revenue for March 2026.
SuperGrok costs approximately $30 per month or $300 per year.
Premium+ access costs $40 per month or $395 per year.
SuperGrok Heavy costs $300 per month for Grok 4 Heavy preview access with 428,000-token memory.
Grok Business is priced at $30 per seat per month.
Grok Model Version Timeline
xAI released the original Grok 1 on November 3, 2023.
Grok 1 was open-sourced under the Apache 2.0 license on March 17, 2024.
Grok 1.5 expanded the context length to 128,000 tokens, announced March 28, 2024.
Grok 2 debuted on August 14, 2024, adding image generation capabilities.
Grok 3 launched on February 17, 2025, trained with 10x the compute of previous models.
Grok 4 was released on July 9, 2025, featuring the Grok Heavy variant.
Grok 4.1 launched on November 17, 2025, with improved emotional intelligence and reduced hallucination rates.
Grok 4.3 Beta was released on April 17, 2026.
VersionRelease DateKey FeatureGrok 1November 3, 2023Initial chatbot releaseGrok 1.5March 28, 2024128,000-token context windowGrok 2August 14, 2024Image generation (Aurora)Grok 3February 17, 202510x compute, Think/DeepSearchGrok 4July 9, 2025Grok Heavy ($300/month tier)Grok 4.1November 17, 20253x fewer hallucinationsGrok 4.3 BetaApril 17, 2026Latest model iteration
Source: xAI
xAI released 7 major model versions in approximately 2.5 years, averaging nearly 3 releases per year. The grok ai statistics on model iteration show a cadence that exceeds most competitors.
Grok AI Benchmark Performance Statistics
Grok 4 scored 91.7% on AIME 2025 (mathematics benchmark).
Grok 4 achieved 90.0% on HMMT25.
Grok 4 reached 87.5% on GPQA (graduate-level science).
Grok 4 scored 79.0% on LiveCodeBench (coding).
Grok 4 achieved 40.0% on Humanity’s Last Exam.
Grok 4.1 reached a 97.0% FActScore (factual accuracy).
Grok 4.1 Thinking achieved 1,483 Elo on LMArena Text Arena, ranking number 1.
Grok 4.1 reduced hallucination rates approximately 3x, from approximately 12% to approximately 4% in production traffic.
Grok 4 scored 92.1% on MMLU (general knowledge).
Grok 3 achieved an Elo score of 1,402 in the Chatbot Arena.
Readers comparing AI model capabilities can review Claude vs ChatGPT statistics for additional benchmark context.
Colossus Supercomputer Statistics
Colossus Phase 1 launched with 100,000 NVIDIA H100 GPUs in mid-2024.
The Phase 1 build was completed in 122 days, setting a new industry benchmark for data center construction speed.
Phase 2 expanded the cluster to 200,000 GPUs by December 2024.
Phase 2 consumed approximately 300 MW of power, enough to supply 300,000 homes.
The facility expanded to 555,000 NVIDIA GPUs as of January 2026.
GPU purchases totaled approximately $18 billion.
Total power capacity targets 2 gigawatts.
xAI has publicly stated plans to expand Colossus to over 1 million GPUs.
The current GPU mix includes NVIDIA H200, Blackwell GB200, and GB300 units.
The facility is located in Memphis, Tennessee, with Tesla batteries providing backup power.
Key finding: According to xAI’s infrastructure disclosures, the Colossus supercomputer houses 555,000 NVIDIA GPUs purchased for approximately $18 billion. That works out to approximately $32,400 per GPU on average, placing xAI’s per-unit infrastructure cost within the typical $25,000 to $40,000 range for high-end AI accelerators but at a scale no other single facility matches.
PhaseGPUsCompletionPowerPhase 1100,000 (H100)Mid-2024 (122 days)~150 MWPhase 2200,000December 2024~300 MWCurrent (Jan 2026)555,000 (H200/GB200/GB300)January 20262 GW targetPlanned1,000,000+TBDTBD
Source: xAI, NVIDIA, Introl
The GPU demand at Colossus underscores broader trends in AI hardware spending. Readers can explore Nvidia workforce data for the supply side of that equation.
xAI Employee and Workforce Statistics
xAI had approximately 1,200 employees as of 2025, including approximately 900 hourly-paid AI tutors.
The Memphis facility workforce grew to nearly 3,000 workers by early 2026.
Total xAI headcount reached approximately 4,000 to 4,900 across all locations in early 2026.
September 2025 layoffs affected 500 data annotation workers.
All 11 original co-founders departed by March 28, 2026.
The founding team was recruited from DeepMind, Google, OpenAI, Microsoft Research, and the University of Toronto.
The final co-founders to depart were Manuel Kroiss and Ross Nordeen in late March 2026.
The SpaceX acquisition on February 2, 2026, triggered the co-founder departures.
Metric2025Early 2026Total Employees~1,200~4,000 to 4,900Memphis WorkforceN/A~3,000AI Tutors~900N/ACo-founders RemainingDeclining0 of 11
Source: Wikipedia, The Next Web, Fast Company
Zero co-founder retention in under three years marks a measurable organizational disruption signal. Readers can track similar workforce shifts in OpenAI employee data.
SpaceX xAI Merger Statistics
SpaceX acquired xAI on February 2, 2026, in an all-stock transaction.
The combined entity was valued at approximately $1.25 trillion.
SpaceX was valued at $1 trillion, and xAI at $250 billion in the deal.
Documents showed xAI shares at $75.46 and SpaceX shares at $526.59.
The conversion ratio was 0.1433 shares of SpaceX per xAI share.
The deal was described as the largest merger by valuation in history.
Elon Musk cited the goal of building “orbital data centers” as the main reason for the merger.
The merger triggered the departure of all 11 remaining xAI co-founders.
Deal ComponentValueSpaceX Valuation$1 trillionxAI Valuation$250 billionCombined Entity$1.25 trillionxAI Share Price$75.46SpaceX Share Price$526.59Conversion Ratio0.1433 SpaceX shares per xAI share
Source: CNBC
Grok AI Feature and Capability Statistics
Grok supports multimodal input, including text, image, and video understanding.
Image generation uses the Aurora model, capable of producing photorealistic images.
Video generation produces 6-second clips via Grok Imagine.
Grok was integrated into Tesla vehicles in July 2025.
xAI secured a $200 million U.S. Department of Defense contract in July 2025.
Grokipedia launched on October 27, 2025, with over 800,000 AI-generated articles.
Grok 3 introduced Think mode and DeepSearch for advanced reasoning tasks.
Grok 4.1 offers both Thinking mode (internal reasoning steps) and Non-Thinking mode (immediate responses).
FeatureLaunch DateDetailsImage Generation (Aurora)August 2024Photorealistic capabilityVideo Generation20256-second clipsTesla IntegrationJuly 2025In-vehicle AI assistantDoD ContractJuly 2025$200 million valueGrokipediaOctober 2025800,000+ articlesThink/DeepSearchFebruary 2025Advanced reasoning modes
Source: xAI, Wikipedia
Readers interested in AI chatbot capabilities can review Character AI statistics for comparison with conversational AI platforms.
Grok API and Developer Statistics
Grok 4.1 Fast API charges $0.20 per million input tokens and $0.50 per million output tokens.
Grok 4 API charges $3.00 per million input tokens and $15.00 per million output tokens.
Grok Business provides team access at $30 per seat per month.
Grok Enterprise includes Custom SSO and Directory Sync (SCIM) for larger organizations.
SuperGrok Heavy offers 428,000-token memory at $300 per month.
xAI recommends grok-4.20 as its most intelligent and fastest model for API callers.
The API supports text, image understanding, real-time search, and voice generation.
Grok 1 was released under an open-source Apache 2.0 license in March 2024, the only Grok model made fully open-source.
Grok vs ChatGPT vs Gemini Comparison Statistics
ChatGPT held approximately 52.9% of the U.S. chatbot market share in January 2026.
Google Gemini captured approximately 29.4% of the U.S. market share.
Grok held approximately 17.8% of the U.S. market share.
ChatGPT maintained approximately 66% of the global chatbot market.
Grok 4 scored 92.1% on MMLU, compared to Gemini 2.5 Pro’s 91.5%.
Grok 4.1 Thinking leads LMArena with 1,483 Elo.
Grok 4.1 Fast API at $0.20 per million input tokens undercuts many competitor pricing tiers.
Grok.com attracted 314 million monthly visits in January 2026, ranking third among AI chatbot platforms.
MetricChatGPTGeminiGrokUS Market Share (Jan 2026)52.9%29.4%17.8%Global Market Share~66%N/A~3-5%MMLU Score (latest model)N/A91.5%92.1%LMArena Elo (top variant)N/AN/A1,483API Price (input, per M tokens)VariesVaries$0.20 (4.1 Fast)
Source: Similarweb, xAI, Artificial Analysis
Our AI benchmark coverage documents a consistent pattern: capability rankings shift every six months. The grok ai statistics on market position show a rapid climb from near-zero share to third place in the U.S., reflecting that volatility. Readers looking at AI job loss statistics can see how the chatbot competition reshapes workforce demand.
Frequently Asked Questions (FAQs)
How many users does Grok AI have?
Grok reached approximately 64 million monthly active users by early 2026, according to Similarweb and Sensor Tower data. The user base more than doubled from approximately 35 million at mid-2025, driven by Grok 3’s February 2025 release and continued model updates.
Who owns Grok AI?
SpaceX owns Grok AI through its February 2026 acquisition of xAI. Elon Musk founded xAI in March 2023, and SpaceX acquired the company in an all-stock deal valuing xAI at $250 billion and the combined entity at $1.25 trillion.
Is Grok AI free to use?
Grok offers a limited free tier with usage restrictions (a small number of prompts per two-hour window). Full access requires a paid subscription: SuperGrok at approximately $30 per month, Premium+ at $40 per month, or SuperGrok Heavy at $300 per month for the most advanced model access.
How does Grok compare to ChatGPT in market share?
ChatGPT held approximately 52.9% of the U.S. chatbot market in January 2026, while Grok captured approximately 17.8%. Globally, ChatGPT maintains approximately 66% market share. Grok’s U.S. share grew ninefold from approximately 1.9% in January 2025, though it remains significantly behind ChatGPT’s installed base.
What is xAI’s Colossus supercomputer?
Colossus is xAI’s AI training supercomputer in Memphis, Tennessee, housing 555,000 NVIDIA GPUs purchased for approximately $18 billion, with a 2-gigawatt power capacity target. Phase 1 was built in a record 122 days, and xAI plans to expand to over 1 million GPUs.
Conclusion
These grok ai statistics capture one of the fastest growth trajectories in the AI chatbot market. Grok AI grew from a niche X platform feature to the third most-used chatbot in the United States, reaching approximately 64 million monthly active users and 314 million monthly web visits by early 2026. xAI raised over $42 billion in funding before SpaceX acquired it at a $250 billion valuation, creating a combined entity worth $1.25 trillion. The Colossus supercomputer expanded to 555,000 GPUs at approximately $18 billion in hardware costs, with plans for over 1 million GPUs. Whether xAI can sustain its growth trajectory following the co-founder exodus and SpaceX integration remains the central question this year’s data will answer.