We've started a Revolution in digital advertising.
A Vertical AI Chief Marketing Agent that Buys Digital Ads for Creators & SMBs Like A Fortune 500 or "Big 5" Ad Agency. We want you to be part of it.





A Leadership Team with Experience
Traction
170+ Successful E-commerce Campaigns
Proven track record of delivering impactful digital advertising campaigns for E-commerce businesses.
94% Month-Over-Month Retention Rate
High customer satisfaction and loyalty, demonstrating the value REX provides.
$10M Ad Spend Managed
Significant scale in advertising budgets, showcasing REX's ability to drive results.
9X Return on Ad Spend (3X E-commerce Avg.)
Exceptional performance, generating 3 times the industry average return on ad spend.
10,000-Person Waitlist
Strong market demand and interest in REX's AI-powered advertising platform.
TechStars AI Chicago 2024 Participant
Recognition and validation from a prestigious accelerator program, highlighting REX's technical and innovative capabilities.
Opportunity
Buying Digital Ads is a necessity: but way too complex, expensive, and exclusive.
REX is an AI-native marketing agent that makes running profitable digital ad campaigns easy. You tell REX your goals through text or voice commands, and it handles the complex tasks of creating, managing, and improving your ads, all while aligning with your overall marketing goals and strategy.
- Shopify Ad Spend
- $50B
- $1M+ ARR Shopify Stores
- 100k
- 10% of Ad Spend
- $5B
- REX Shopify ARR Potential
- $1.2B
Go-to-Market Strategy
One Agent to Rule Them All
A platform-agnostic, engaging AI-powered solution that puts SMB business goals first.
The United States is the leading country in E-commerce, with 14 million sites, significantly outpacing the other countries, indicating the highly digitalized nature of its economy.
Creator brands on Shopify with $1M to $10M in annual revenue account for over half of all E-commerce sites worldwide and nearly 53% of all US websites.
Executive Summary
Agentic AI Digital Advertising Solutions for SMBs
The AI-driven digital advertising landscape for SMBs is bifurcating. Traditional marketing agencies are struggling to adapt to AI automation and manage multiple end-point solutions. On the other hand, vertical Agentic AI solutions like REX are emerging, which combine platform-agnostic orchestration with independent campaign enhancement. This evaluation uses data from REX's investor deck and market standards to analyze REX's market position in comparison to conventional agencies, self-serve platforms, horizontal AI tools, and new vertical AI competitors.
Agency Incumbents
Marketing is dead, long live marketing.
Problem: The digital ad market, valued at $740 billion, is primarily served by traditional marketing agencies such as KlientBoost and WebFX. These agencies typically charge 12-70% of ad spend as management fees and require minimum retainers exceeding $10,000 per month. This pricing model excludes 89% of small and medium-sized businesses (SMBs) with monthly budgets under $50,000, creating a structural barrier to serving this market segment. Furthermore, most SMBs surveyed express frustration with the lack of real-time ROI visibility, compounded by a lack of transparency in agency reporting.
Solution: REX's Super Pro tier offers white-glove service for high-budget campaigns that exceed $100,000 per month. It charges only 10% of ad spend, has no minimum spending requirements, and is more cost-effective than similar plans. Additionally, REX provides autonomous cross-channel attribution, which reduces campaign analysis time from 20 hours per week to almost instant results.
Platform Incumbents
Self-Serve Platforms to Complex for SMBs
Problem: The majority of small to medium-sized businesses waste 37% of their advertising budget on non-compliant or misconfigured ad campaigns due to factors such as frequent policy changes. For example, Google removed 5.2 billion ads in 2022, restricted over 4.3 billion ads, and suspended over 6.7 million advertiser accounts. This is due, in part, to the complexity of the self-serve tools provided by Google Ads and Meta, which control 83% and 64% of the search and mobile ad markets, respectively, but require over 75 hours of training to master.
Solution: The Agentic AI architecture used by REX, automatically adapts to over 29 annual policy updates across 32+ digital advertising networks and platforms. This has allowed REX to maintain a 99.8% compliance rate in its management of $10M+ in ad spend across all campaigns in the alpha launch. Compared to manual platform tools, this automation reduces the hands-on management time of SMBs by 94%.
Horizontal AI Tools
Lack of Vertical Expertise
Problem: General-purpose AI platforms like ChatGPT prioritize content creation over performance optimization, resulting in only 12% of their ad scripts being actionable without human refinement. Their generic approach fails to address the specific requirements of different platforms; for example, TikTok Shop's viral ranking algorithms differ significantly from Google Performance Max's intent-based bidding.
Solution: REX...
Vertical AI Competitors
Niche Challengers
Them: Emerging vertical agents Reach and Zeely offer specialized workflows for specific industries, but their reach is limited by their restricted cross-platform capabilities. For instance, Reach only integrates with Facebook, Instagram, and Google Display Network. Furthermore, due to custom development costs, gross margins for vertical specialists typically range between 35% and 45%.
Us: REX offers multi-channel conversion tracking and supports over 32 digital advertising networks and DSPs, along with OTT and TV ad delivery capabilities. This platform-agnostic model allows REX to achieve 68% margins at scale. In contrast, Magellan AI, while focusing on podcast analytics, lacks this multi-channel approach due to its audio-focused attribution.
Market Dynamics and Strategic Positioning
Three Trends Driving REX's Competitive Advantage:
- The Creator Economy The creator economy is characterized by individuals who are building personal brands and businesses, and monetizing content through digital platforms. This trend allows creators to connect directly with their audience and earn revenue, which is disrupting traditional business models.
- Complex Ad Channels The expansion of digital platforms has created a complicated advertising landscape. Companies now have many channels to choose from, each with different characteristics and audience demographics.
- Rising Human Labor Costs Rising labor costs, due to inflation, skill shortages, and other labor market dynamics, are a major challenge for businesses globally.
Conclusion
REX has a 94% month-over-month retention rate among alpha users and a growing waitlist (10,000+) for its private beta launch. These factors strongly indicate that REX will achieve early product-market fit with SMBs.
REX is a leader in the SMB AI digital advertising market, offering enterprise-grade Agentic AI infrastructure at affordable prices for small and medium-sized businesses. This success is due to the founding leadership team's extensive experience in digital marketing, managing hundreds of millions in ad spend and generating billions in profitable revenue. Additionally, REX has a highly specialized and experienced development team with a deep understanding of tech and machine learning, led by a CTO who is a recognized expert in machine learning and agentic AI orchestration, with proven experience in developing generative AI solutions for Fortune 500 companies.
REX's first-mover advantage will likely give it a significant edge in the digital ad market for SMBs, while legacy agencies are still searching for effective AI solutions for Fortune 500 companies and vertical specialists are focused on niche markets.
We've started a (r)evolution in digital advertising. And we want you to be part of it.
Executive Summary
Agentic AI Digital Advertising Solutions
REX's AI-driven advertising platform primarily targets U.S. e-commerce small to medium-sized businesses (SMBs) in competitive verticals like fashion, home goods, and consumer electronics. The platform is designed for digitally native entrepreneurs aged 25–45 who lack the resources for traditional agency partnerships. Demographic data shows that 68% of users are Millennials (28–43) and Gen X (44–59). The three core customer segments are: early-stage startups (1–10 employees), growth-phase SMBs ($1M–$10M revenue), and omnichannel retailers scaling cross-platform campaigns.
Demographic Segmentation
Age and Generational Preferences
- Millennials (ages 28-43) 55% of REX's potential users are millennials who prefer mobile-first campaigns, with 63% of Google ad clicks coming from mobile devices. TikTok and Instagram integrations are key for this demographic. AI-optimized creatives have a 40% higher click-through rate (CTR) with this group compared to manual designs.
- Gen X (ages 44-59) 30% of potential users are gen-x who primarily use Facebook and Google Display Network ads. 58% of this group is influenced by social proof messaging, and they spend 22% more on retargeting campaigns than younger demographics.
- Gen Z (ages 18-27) TikTok Shop integrations among gen-z are experiencing 300% year-over-year growth. This emerging segment represents 15% of potential users, with 73% of them needing guided onboarding.
Behavioral and Psychographic Segmentation
Cost-Sensitive Startups (1–10 Employees)
- Profile Pre-revenue to $500k ARR, using Freemium tier ($0) for basic campaign management
- Behavior 47% self-manage marketing with <$1k/mo ad spend.
- Pain Points 58% struggle with Google Ads policy compliance, wasting 37% of budgets on disapproved ads.
- AI Utilization 68% adopt REX for automated bid adjustments and creative A/B testing, reducing administrative time by 14 hours/week.
Growth-Stage SMBs ($1M–$10M Revenue)
- Profile Super Pro tier users ($1k/mo + 10% of ad spend) managing $5k–$50k/mo ad spend across 3–5 platforms
- Behavior 84% integrate Shopify + Meta ads, with 22% experimenting with Connected TV (CTV)
- Performance Achieve 9x ROAS through REX’s cross-channel budget reallocation, outperforming industry 3x average
- Tech Adoption 74% leverage AI for predictive audience expansion, targeting lookalike segments with 92% accuracy
Omnichannel Retailers (Super Pro Tier)
- Profile Super Pro tier users ($1k/mo + 10% of ad spend) managing $100k+ monthly budgets across 30+ ad channels
- Behavior 94% retention rate driven by white-glove service
- Performance Achieve 9x ROAS through REX’s cross-channel budget reallocation, outperforming industry 3x average
- Tech Adoption 88% use first-party data pools enriched with transactional/behavioral signals for hyper-personalization.
Psychographic Drivers
- Cost Efficiency Companies can choose REX to avoid agency fees consuming 12–70% of ad spend.
- Simplicity 92% of Companies value single-dashboard management versus 5–7 disjointed martech tools.
- Adaptability 68% of Companies prioritize AI’s ability to adjust to platform policy changes (e.g., Google’s 2022 5.2B ad removals)
- Competitive Parity Companies can use REX to access enterprise-grade attribution models previously limited to Fortune 500 budgets.
Market Validation Trends
- Generational Tech Trust 74% of Millennial/Gen Z SMB owners increase AI investments YoY versus 41% of Baby Boomers
- Vertical Growth E-commerce brands using REX show 22% higher customer LTV through AI-driven segmentation of
- Value Seekers 35–54 age bracket with $50–100k income, responsive to dynamic discounting
- Premium Shoppers Urban professionals (25–44) paying 38% more for personalized CTV/retail media ads
- Compliance Needs 61% adoption spike post-GDPR/CCPA regulations as REX automates consent management
The demographic tailwinds from AI adoption rates, which are accelerating 300% faster among SMBs than enterprises, confirm that REX's product-market fit aligns with the $205B SMB martech opportunity.
Executive Summary
Democratizing Digital Advertising for SMBs with Agentic AI
REX's AI-driven, vertically integrated digital advertising approach targets SMBs priced out of traditional agency models. With a 9x ROAS, exceeding the 3x e-commerce average, and a 94% client retention rate, REX's strategy centers on tiered pricing, platform-agnostic AI orchestration, and performance-based scaling. The company has already managed $10M in ad spend across 170 campaigns and is poised to capture a significant share of the $205B SMB digital advertising market, which currently accounts for 43% of global ad spend.
Core Marketing Pillars
Product-Led Growth via Tiered Pricing
REX’s freemium-to-enterprise pricing architecture directly addresses SMB budget constraints:
- Freemium ($0) Captures startups with basic campaign analytics, driving top-of-funnel user acquisition.
- Pro ($100) Targets growth-stage SMBs ($1M–$10M revenue) with cross-channel attribution and Shopify/Meta, Google ads, achieving high adoption among e-commerce brands
- Super Pro ($1k+ 10% spend) Serves omnichannel retailers with white-glove service for Google Performance Max and Amazon DSP, yielding 94% retention.
This model undercuts agency fees (12–70% of spend) and Google’s $10k/month minimums, resonating with 79% of SMBs prioritizing cost efficiency.
Vertical AI Positioning
REX differentiates from horizontal AI tools (e.g., ChatGPT) through specialized Small Language models.
Sales Execution Framework
Performance-Based Scaling
REX employs a “land-and-expand” model:
- Freemium users convert to Pro at 22% rate after averaging $5k/month ad spend
- Super Pro clients scale budgets 10x within 6 months via AI-driven predictive analytics
Strategic Partnerships
REX employs a “land-and-expand” model:
- Platform Integrations Shopify, Meta, and TikTok API access enables closed-loop attribution from ad click to checkout
- Channel Partnerships Collaborations with REX’s 30+ ad channels
Market Validation and Traction
- 10,000+ SMB Waitlist signals demand for AI-native solutions among digitally native entrepreneurs
- $10M+ Managed Ad Spend demonstrates operational scale, blocking 98% of fraud
- 300% YoY Growth in Gen Z users mirrors SMB AI adoption rates accelerating 3x faster than enterprises
Conclusion
REX's strategy leverages the $740B digital ad market's transition to autonomous, performance-based solutions. Its pricing aligns with SMB growth stages. Additionally, its use of proprietary vertical AI positions it to capture 10–15% of the SMB martech sector by 2026.
REX requires continuous LLM training on first-party data—a competitive moat strengthened by its 170+ campaigns experiencing an average 9x ROAS which is an increase from an average 8x ROAS just 6 months ago.
For SMBs, REX represents a paradigm shift, providing enterprise-grade AI with startup agility and an affordable price.
- Chief Marketing Agent
- A proactive "Vertical AI CMA" working 24/7 around-the-clock with one goal in mind: running, analyzing, and monitoring ads for its client.
- Seamless Integrations
- Google, Meta, Amazon, and 30+ platforms integrated with REX, making it one of the most connected ad solutions out-of-the-box.
- Proprietary Marketing SLM
- The world's first uniquely designed and developed Small Language Model built to manage digital marketing for SMBs.
- Cost Savings
- REX is designed to alleviate the overwhelming costs SMBs face with choosing agencies and media buyers to help elevate their marketing.
- Constantly Learning
- REX's complex problem-solving and continuous learning is designed to maximize your overall marketing goals with tangible, actionable, and brilliantly simple insight.
- Simple & Complete
- An easy, scalable, and engaging platform paired with autonomous end-to-end monetization management to help SMBs make money and save money.
The Team
Meet Our Leadership
We’re a dynamic group of individuals who are passionate about what we do and dedicated to delivering the best results for our clients.
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Sean Gilfillan
CEO
Former public company CMO; Former U.S. Diplomat; Previously exited founder; Led 100s of $1B digital ad campaigns.
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Nikhil Vimal
CTO
Top GenAI SME. Built enterprise AI for Microsoft, NFL, and L’Oréal.
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Carl Martin
CMO
Led growth marketing for Stubhub and HotelTonight, $4B+ in revenue, sold to eBay and Airbnb, respectively.
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Anna Pfleghaar
VP, Sales
Former growth team for Charlotte Tilbury, sold to Puig for $1B+.
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Alyson Lord
VP, Sales
Former Head of Strategic Partnerships for IPSY, $1B+ revenue beauty subscription brand.
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Skip Wilson
VP, Advertising
Former VP of Digital for iHeartMedia, built their $1B+ revenue digital AdTech IP.
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Stephen Elias
VP, Product
Former CPO for a CAA venture; Twice exited founder; Former partner of Inc. 5000 L.A. agency.