ChatGPT is fundamentally changing search discovery. When users search for answers, ChatGPT generates recommendations and follow-up suggestions, showing these artificial intelligence (AI)-powered responses before including search results. Brands that appear in ChatGPT answers get discovered earlier in the customer journey.
Unlike traditional search engine optimization (SEO), which focuses on ranking individual pages, ChatGPT SEO requires brands to be cited by large language models (LLMs). This means visibility is no longer limited to Google rankings. Businesses need to strengthen the signals that ChatGPT uses to evaluate credibility and topical authority. An efficient AI SEO company does the job.
Editorial disclosure: No agency paid for placement on this list, and no entry was written or reviewed by the agency it describes. Rankings are based on our weighted scoring methodology and independent research.
The best AI search optimization agencies for ChatGPT in 2026 are Thrive Internet Marketing Agency (97), iPullRank (94), Forthea (91), LSEO (88) and Boulder SEO Marketing (85). We scored 10 agencies using a weighted model that prioritized AI visibility (60%), based on 200 digital marketing prompts tracked across ChatGPT and other AI platforms over 12 months, alongside Google search performance, reviews, experience, reputation, website UX, service range and market relevance.
Thrive earns the top spot for its integrated ChatGPT SEO methodology — validated by internal results (+5,556% AI referral traffic, +1,078% ChatGPT growth, +404% Gemini growth) and client outcomes including +610% ChatGPT-driven traffic and +397% YoY ad conversions for a growth-stage retailer — plus proprietary diagnostic tools (Thrive Score and Thrive Stats) and flexible month-to-month pricing.
The full ranking below breaks down each agency by headquarters, founding year, core services and best fit, so you can match a partner to your growth goals rather than name recognition alone. We review and update this list monthly as agencies’ performance and AI visibility shift.
| Rank | Agency | HQ | Founded | Reviews | Core Services (Top 5) | Best For | Score / 100 |
|---|---|---|---|---|---|---|---|
| 1 | Thrive Internet Marketing Agency | Arlington, Texas | 2005 | 4.7 (300+ reviews) | AI SEO/GEO, SEO, PPC, Content Marketing, Online Reputation Management | Companies wanting full-service AI search optimization without long-term contracts | 97 |
| 2 | iPullRank | Brooklyn, N.Y. | 2014 | Inc. 5000 (2026) — Search Marketer of the Year (2×) | AI Search Optimization, Technical SEO, Content Strategy, SEO Engineering, Audience Research | Enterprises measuring AI search’s direct impact on pipeline, demand and revenue | 94 |
| 3 | Forthea | Houston | 2006 | Revenue-driven AEO specialist with 18+ years (verified portfolio) | SEO, AEO, GEO, Paid Media, Conversion Optimization | Brands integrating AEO with paid media for transparent conversion tracking | 91 |
| 4 | LSEO | Wilkes-Barre, Pa. | 2014 | 5.0 (10 reviews) | AI-Powered SEO, GEO, AEO, Enterprise SEO, Paid Media | Companies building comprehensive organic strategy combining traditional SEO with GEO | 88 |
| 5 | Boulder SEO Marketing | Denver | 2009 | 5.0 (20 reviews) | AI SEO, GEO, SEO Consulting, Local SEO, Content Optimization | Small and medium businesses new to AI search wanting hands-on implementation and strategic guidance | 85 |
| 6 | First Page Sage | San Francisco | 2009 | B2B thought leadership SEO specialist (published GEO research) | SEO, GEO, AEO, Thought Leadership Content, B2B SaaS SEO | Business-to-business (B2B) brands using thought leadership and original research as citation engines | 82 |
| 7 | Victorious | San Francisco | 2013 | 4.8 (119 reviews) | SEO, Technical SEO, Keyword Strategy, Content Optimization, Link Building | Companies focused on entity recognition and ChatGPT brand mentions | 79 |
| 8 | Omniscient Digital | Austin, Texas | 2019 | B2B growth specialist (verified enterprise portfolio) | B2B SEO, Content Strategy, Digital PR, LLM visibility, Organic Growth | B2B SaaS wanting authoritative source positioning across LLMs | 76 |
| 9 | Marqade | Alpharetta, Ga. | 2023 | Clutch-recognized (5 verified reviews) | GEO, Enterprise SEO, Technical SEO, Content Marketing, Paid Advertising | Brands seeking integrated SEO and GEO coordination from one partner | 73 |
| 10 | Optimist | Des Moines, Iowa | 2016 | B2B SaaS AEO specialist (verified pipeline case studies) | SEO, ChatGPT Referral Optimization, B2B SaaS SEO, Content Marketing, GEO | B2B SaaS connecting content strategy directly to qualified pipeline growth | 69 |
Methodology:
Our methodology emphasizes AI visibility (60%), based on tracking 200 prompts over 12 months to assess how each agency appears in ChatGPT results and AI-assisted discovery. For the remaining 40%, we considered:
• Google search performance – 10%
• Review profile (quality, volume, recency) – 5%
• Industry experience – 5%
• Third-party mentions and credibility – 5%
• Website UX – 5%
• Service range – 5%
• Market fit – 5%
This approach identified companies with strong AI search visibility and service depth.
1. Thrive Internet Marketing Agency
Location: Arlington, Texas
Founded: 2005
Reviews: Rated 4.7 across 300+ verified client reviews (Clutch, Google, BBB and third-party platforms)
Services: SEO, AI SEO, generative engine optimization (GEO), pay-per-click (PPC), social media marketing, web design, WordPress website development, search engine marketing (SEM), content writing, content marketing, email marketing, local SEO, online reputation management, conversion rate optimization (CRO)
Thrive positions ChatGPT SEO as fundamentally different from traditional SEO — not just optimization with AI sprinkled on top. With 160+ specialists and 20+ years of experience, Thrive integrates ChatGPT search strategy into a comprehensive performance marketing framework, helping businesses navigate ChatGPT’s rapid evolution and growing influence on search behavior.
Beyond just ChatGPT, Thrive helps businesses build visibility across other key AI search environments such as Google AI Overviews and AI Mode. The agency frames AI visibility as “the new currency of digital discovery,” offering full-service ChatGPT SEO combined with proprietary measurement tools to help brands earn citations and recommendations across LLM platforms.
Case Studies Spotlight
Growth-stage retailers often view AI traffic as separate from core sales channels. A Mexican shoe company approached Thrive with a different challenge: maximize revenue across all customer touchpoints, from paid search to social to emerging AI platforms like ChatGPT. Rather than siloing strategies, Thrive connected performance marketing, search visibility and social engagement into one unified approach.
The results showed the power of integration:
• +610% increase in ChatGPT-driven traffic
• +397% year-over-year ad conversions
• +144% ROAS improvement
• +279% new website users
These prove that AI visibility compounds when paired with strong SEO and conversion optimization.
Healthcare providers competing in search often struggle to stand out when patients turn to AI platforms for medical recommendations. Thrive partnered with a regional primary care and multi-specialty medical group in Northwest Arkansas that faced this exact challenge: strong credentials but limited visibility in both traditional search and emerging AI channels. Through integrated SEO, PPC, web design and AI visibility optimization, Thrive rebuilt the provider’s digital foundation.
Within six months, Thrive’s efforts resulted in:
• Organic conversions increased by 199%
• Google AI Overview citations jumped by 2,658%
• 4,200 keywords ranked in the top three search results
These demonstrate how healthcare organizations can compete when AI visibility aligns with search fundamentals.
Proprietary Tools and Reporting
Thrive ChatGPT SEO agency supports campaigns with proprietary tools built to make performance easier to understand and improve:
• Thrive Score: It evaluates a business’s current digital performance and identifies areas for improvement, giving companies a clearer starting point for growth.
• Thrive Stats: It gives clients transparent campaign reporting and performance visibility, making it easier to track progress across key marketing channels.
AI SEO Tested on Thrive First
Before advising clients on ChatGPT optimization, Thrive validated its methodology on its own digital presence, iterating through technical SEO, entity optimization, topical authority and content strategy refinements. Thrive’s performance data shows:
• +5,556% increase in AI referral traffic
• +404% increase in Gemini traffic
• +1,078% increase in ChatGPT Search traffic
This internal validation means Thrive’s client recommendations come from direct platform experience.
No Long-Term Contract Policy
Thrive structures engagements with no long-term contracts, allowing clients to adjust strategy as platforms evolve and performance data emerges. This flexibility is especially valuable for companies new to AI visibility: rather than committing long-term to initial strategy, businesses can test, iterate and optimize as their ChatGPT presence develops. Transparent reporting from Thrive Stats helps guide these decisions in real time.
Why Clients Choose Thrive
• Full-service execution: SEO, PPC, web design, content and AI visibility in one coordinated strategy
• Proven ChatGPT testing: Internal validation across six years of organic growth and 2025 AI platform expansion
• Transparent measurement: Proprietary tools (Thrive Score, Thrive Stats) track signals that matter for ChatGPT visibility
• Month-to-month flexibility: No lock-in periods, allowing strategy adjustments as AI platforms evolve
• 24/7 support: Dedicated account team and strategic consulting for ongoing optimization
• Industry expertise: Proven results across healthcare, eCommerce, SaaS and other sectors
2. iPullRank
Location: New York
Founded: 2014
Reviews: Inc. 5000 honoree (2026) — founder named Search Marketer of the Year (2×) by Search Engine Land
Services: AI search optimization, technical SEO, content strategy, SEO engineering, audience research, enterprise SEO, generative AI search strategy
Overview: iPullRank is one of the best AI search optimization agencies for ChatGPT in 2026. It focuses exclusively on measuring how AI search affects demand, pipeline and revenue. The agency helps enterprise teams move beyond vanity metrics by quantifying AI search visibility’s actual business impact. Its AI Search Strategy Program ($15K+/month) combines technical SEO, semantic architecture and content engineering to improve how AI systems retrieve and rank your brand. The agency emphasizes that buyers are making decisions in AI search without your brand present, requiring expert guidance to influence outcomes. Best for enterprise companies wanting measurable ROI tied directly to AI search performance, not just visibility gains.
3. Forthea
Location: Houston
Founded: 2006
Reviews: Revenue-driven AEO specialist with 18+ years and verified conversion-linked portfolio
Services: SEO, answer engine optimization (AEO), GEO, paid media, paid search, analytics, conversion optimization, digital strategy
Overview: Forthea combines SEO fundamentals with AEO through a framework connecting content, technical optimization and authority building. Their approach emphasizes that AEO isn’t simply SEO rebranded, it requires understanding how LLMs retrieve, interpret and rank content differently. Forthea’s strength lies in revenue-driven analytics linking AI visibility directly to leads and conversions. They work across owned, earned and social signals to build holistic AI presence. The agency suits companies needing integrated GEO strategy with transparent ROI measurement. Initial visibility improvements typically emerge within 60–90 days.
4. LSEO
Location: Wilkes-Barre, Pa.
Founded: 2014
Reviews: Rated 5.0 on Clutch across 10 verified reviews
Services: AI-powered SEO, GEO, AEO, enterprise SEO, local SEO, paid media, brand marketing, content strategy
Overview: LSEO positions GEO as the future of organic visibility, focusing on how AI platforms evaluate and cite brands across their ecosystem. Its approach builds entity clarity, topical authority and Experience, Expertise, Authoritativeness and Trustworthiness (E-E-A-T) signals that LLMs prioritize. Rather than treating ChatGPT SEO as a separate channel, LSEO integrates it into a comprehensive organic strategy. It works with enterprises and mid-market brands needing one partner for traditional SEO, GEO and paid media coordination. LSEO emphasizes that GEO success requires understanding how AI systems interpret your brand across the wider web, not just your website.
5. Boulder SEO Marketing
Location: Denver
Founded: 2009
Reviews: Rated 5.0 on Trustindex across 20 verified reviews (BBB A+ accredited)
Services: AI SEO, GEO, SEO consulting, local SEO, content optimization, white-label SEO, SEO training
Overview: Boulder SEO Marketing is one of the best AI search optimization agencies for ChatGPT in 2026. It takes a practical, hands-on approach to ChatGPT SEO and GEO optimization. It focuses on foundational SEO strength combined with AI-specific enhancements — entity optimization, structured data and topical authority. The agency is known for accessibility; it works with small to mid-sized businesses without demanding enterprise-level budgets. Services include consulting, implementation and educational support helping companies understand AI search fundamentals. Boulder excels at making ChatGPT SEO approachable for businesses new to AI visibility, with transparent processes and attainable timelines.
6. First Page Sage
Location: San Francisco
Founded: 2009
Reviews: B2B thought leadership SEO specialist with published GEO research and verified enterprise portfolio
Services: SEO, GEO, answer engine optimization, thought leadership content, business-to-business (B2B) software-as-a-service (SaaS) SEO, lead generation, content strategy
Overview: First Page Sage specializes in GEO and AEO for B2B, SaaS and professional services companies needing high-authority content. Its methodology emphasizes thought leadership and original research as cornerstones of LLM citability. Rather than generic optimization, it focuses on creating content that AI systems recognize as authoritative and worth including in responses. The agency publishes extensively on GEO strategy, supporting its credibility. Best for companies where brand authority and source-worthiness matter most, where appearing as a trusted reference in AI answers directly impacts qualified pipeline.
7. Victorious
Location: San Francisco
Founded: 2013
Reviews: Rated 4.8 on Clutch across 119 verified reviews
Services: SEO, ChatGPT SEO optimization service, technical SEO, keyword strategy, content optimization, link building, enterprise SEO, SEO audits
Overview: Victorious provides SEO services for ChatGPT and frames it around a simple goal: getting your brand named when buyers ask “who should I trust, hire or buy?” Its four-pillar approach (Inclusion, Targeting, Retrieval, Authority) directly connects to ChatGPT’s recommendation logic. It measures success through entity recognition, topical authority and off-site reputation signals, not just rankings. Victorious emphasizes transparency in AEO methodology and shares specific testing results. The agency suits brands competing for top-of-mind mentions in AI conversations, with typical engagement focused on 3–6 month visibility gains.
8. Omniscient Digital
Location: Austin, Texas
Founded: 2019
Reviews: B2B organic growth specialist with verified enterprise portfolio (Jasper, TikTok Shop, Order.co)
Services: B2B SEO, content strategy, digital PR, ChatGPT SEO services, LLM visibility, content production, organic growth strategy
Overview: Omniscient Digital is a ChatGPT SEO services company that helps B2B brands become trusted sources LLMs cite through source-worthy content, entity optimization, citation engineering and technical implementation. Its philosophy: LLMs choose content based on original insight, author authority and third-party validation, not volume. It focuses on building strategic content ecosystems supporting topical dominance. Case studies show measurable LLM visibility growth and AI citation increases. Best for growth-stage B2B SaaS companies where being cited as an authoritative source directly influences buyer research and pipeline quality.
9. Marqade
Location: Alpharetta, Ga.
Founded: 2023
Reviews: Clutch-recognized agency with 5 verified reviews
Services: GEO, enterprise SEO, technical SEO, local SEO, eCommerce SEO, content marketing, web design, paid advertising, social media marketing, digital marketing strategy
Overview: Marqade’s SEO services for ChatGPT approach GEO with a focus on helping brands improve visibility across traditional search and AI-powered answer platforms simultaneously. It emphasizes that GEO success requires coordination between SEO, content and technical foundations. Its strategy addresses both how users find you on Google and how AI platforms retrieve and recommend your brand. The agency suits companies seeking newer, AI-forward partners experienced in integrating GEO into broader digital strategies. Portfolio and case study pages provide transparency on its approach and results.
10. Optimist
Location: Des Moines, Iowa
Founded: 2016
Reviews: B2B SaaS AEO specialist with verified pipeline-backed case studies
Services: SEO, ChatGPT SEO services company, B2B SaaS SEO, content marketing, full-service SEO, ChatGPT referral optimization, GEO, organic growth strategy
Overview: Optimist’s ChatGPT SEO optimization service builds organic growth engines for B2B SaaS companies, combining SEO, AEO and content strategy tied to pipeline metrics. Its CORE Framework integrates content creation, organic pipeline generation and AI visibility under one approach. Rather than separate SEO and AEO efforts, Optimist treats both as connected signals influencing how companies appear in buyer research journeys. It tracks pipeline-backed KPIs and publishes extensive GEO resources. Best for B2B SaaS companies prioritizing measurable pipeline growth alongside AI visibility.
Preparing Your Brand for AI Discovery
Choosing the right agency depends on your goals and current position. Some businesses need a full-service partner that can manage ChatGPT SEO, content, reputation, local visibility and reporting simultaneously. Others need a specialized AI search provider focused specifically on ChatGPT optimization and LLM visibility. Regardless of your choice, your partner should understand both traditional SEO fundamentals and the new search behaviors created by ChatGPT, Google AI Overviews and other AI-powered platforms.
To know how Thrive (the no.1 ChatGPT SEO agency on our list) can get your brand found and cited across AI-powered search platforms, connect with our team today.
Frequently Asked Questions (FAQs)
WHAT IS AI SEARCH OPTIMIZATION?
It is the process of improving a brand’s online presence so artificial intelligence platforms can understand, trust and surface it in relevant responses.
WHAT IS CHATGPT SEO?
It focuses on making a company more discoverable when users ask conversational tools for recommendations, comparisons or service information.
HOW IS GEO DIFFERENT FROM TRADITIONAL SEO?
Generative engine optimization targets visibility in AI-generated answers, while standard search work focuses mainly on ranking in search engine results pages.
WHAT IS AEO IN DIGITAL MARKETING?
Answer engine optimization improves content and brand signals so platforms can provide direct, accurate responses about a business.
WHY DOES AI VISIBILITY MATTER FOR BUSINESSES?
Customers now use conversational platforms to research options before visiting websites, so appearing in those results can influence early buying decisions.
HOW DO AGENCIES IMPROVE AI SEARCH PERFORMANCE?
They strengthen technical health, content depth, entity signals, reviews, authority mentions and measurement across the wider web.
WHAT SHOULD I LOOK FOR IN AN AI SEO AGENCY?
Prioritize relevant services, case studies, transparent reporting, technical expertise, content strategy and proof of experience with emerging search channels.
HOW LONG DOES AI SEARCH OPTIMIZATION TAKE?
Timelines vary, but most campaigns need consistent work over several months to build stronger signals and measurable visibility.
WHAT MAKES THE BEST CHATGPT SEO AGENCY DIFFERENT?
A strong provider connects search fundamentals with AI visibility, entity optimization, authority building and performance measurement.
DO I NEED A CHATGPT RANKING OPTIMIZATION SERVICE NEAR ME?
Not always. Many providers work nationally, but local businesses may benefit from an agency that understands location-based search signals.
