Search now happens in two places at once: the classic results page and the AI answers layered on top of it in Google, ChatGPT, Perplexity, Gemini and Copilot. An AI SEO agency works across both, using AI to scale research and production while optimizing for visibility inside AI-generated answers. This list is for marketing leaders comparing AI SEO services in 2026. It covers agencies with a dedicated AI SEO or AI search optimization offering, and it leaves out pure software tools and firms that simply use AI writing tools without changing how they measure or win visibility.
To build it, we reviewed each agency’s own website, its AI SEO service pages, its tracking approach and its published case studies. We looked for a clear method spanning technical readiness, content and off-site authority, plus reporting that shows AI citations and AI-referred revenue, not just rankings. Rankings reflect that review, not payment.
Top AI SEO Agencies In 2026
| Company | Best For | Headquarters | Core Services |
|---|---|---|---|
| WebFX | Mid-market firms wanting software plus service | Harrisburg, PA | GEO and AI SEO, OmniSEO tracking, PPC |
| Brainlabs | Global enterprise brands | Global, five continents | AI visibility, SEO, digital PR, paid media |
| Ignite Visibility | Multi-location and franchise brands | San Diego, CA | AI SEO, GEO, paid media, CRO |
| Terakeet | Enterprise brand reputation in AI answers | Syracuse, NY | Generative AI optimization, owned asset SEO |
| Delante | Ecommerce and SaaS in Europe and the US | Krakow, Poland | AISO, AI SEO audits, AI link building |
| Omnius | B2B SaaS, fintech and AI companies | London, UK | AI SEO, GEO, AEO, programmatic SEO |
| Brafton | Content-heavy B2B marketing teams | US, UK, Australia, Canada | GEO, content marketing, SEO, HubSpot |
| Blue Array | UK brands needing consultancy-style SEO | Reading, UK | SEO and GEO strategy, technical SEO and GEO |
| Exalt Growth | Venture-backed B2B SaaS | Sydney and San Francisco | AI SEO for SaaS, GEO, content |
| RevenueZen | B2B services and SaaS lead generation | Portland, OR | B2B SEO, GEO, LinkedIn content |
1. WebFX
WebFX has operated since 1996 and lists Harrisburg, Pennsylvania first among offices that also include Tampa, Houston, San Francisco and Ann Arbor. The company reports more than 750 staff and over 1,100 client reviews, and its case studies include KOA, Thompson Tractor and O’Reilly Auto Parts.
Its AI SEO services begin with a GEO audit and an SEO audit, followed by a custom AI search strategy and ongoing work on schema, digital PR citations and content built for AI platforms. The differentiator is OmniSEO, WebFX’s own platform that tracks citations across 10 AI platforms, brand mentions, sentiment, competitor share and AI-referred leads and sales. GEO packages start at $3,000 per month and include OmniSEO access. WebFX reports a 586% increase in traffic from generative AI sources for Thompson Tractor and is clear that it does not guarantee AI placements.
Services and expertise: AI powered SEO, generative engine optimization, ChatGPT optimization, AI brand perception, OmniSEO tracking, PPC, web design.
2. Brainlabs
Brainlabs was founded in 2012 by Dan Gilbert, who left Google to start the agency. It describes itself as independent and founder-led, with more than 1,000 people working from hubs across five continents. Brands on its homepage include Netflix, Hilton, AT&T, Klaviyo and Microsoft.
Its AI visibility service aims to get brands mentioned, recommended and trusted in AI-generated answers. The work spans three layers: the brand’s own website, owned channels such as YouTube, and earned third-party presence in communities, forums and publications. Measurement covers mentions, citations, LLM referral traffic and sentiment across ChatGPT, Gemini, Perplexity and Google AI Mode, reported alongside GA4 and SEO metrics, and the first 90 days follow an audit, build and expand sequence. Global enterprises that want AI search woven into large paid and organic programs are the best fit.
Services and expertise: AI search optimization, SEO, digital PR, content strategy, paid search and social, data science.
3. Ignite Visibility
Ignite Visibility is headquartered in San Diego, with offices in Irvine, Orlando and New York. The agency has been in business for 13 years, reports more than 340 staff and is a Google Premier Partner. Client logos include Experian, Dun & Bradstreet, Inspire Brands and Batteries Plus.
Its AI SEO service works in three steps. First it makes content readable by AI through clean semantic HTML, structured data, AI crawler access and Bing crawlability. Next it builds the sources AI relies on, using answer-first formats such as comparison tables and FAQs plus entity consistency across review platforms and knowledge sources. Finally it measures AI share of voice, citations and sentiment and links AI-referred traffic to booked sales in the client’s CRM. Multi-location and franchise brands that need SEO, paid media and AI search under one roof should take a look.
Services and expertise: AI SEO, generative engine optimization, enterprise SEO, paid search and social, CRO, email marketing.
4. Terakeet
Terakeet is an enterprise organic marketing firm based in Syracuse, New York. It is led by co-founder and CEO MacLaren Cummings alongside co-founder Patrick Danial, and its case studies focus on large brands in insurance and financial services.
Its generative AI optimization service is built around brand narrative. The process runs in three stages: an audit that maps a brand’s reputation footprint across AI platforms such as ChatGPT and Gemini, a build stage that creates brand-owned assets designed to be cited, and ongoing monitoring of brand-related AI queries. The aim is to increase brand-owned citations and keep the story AI tells about a company consistent. Enterprise communications and marketing teams concerned with how AI describes their brand are the natural audience.
Services and expertise: generative AI optimization, enterprise SEO, owned asset optimization, AI reputation monitoring, content strategy.
5. Delante
Delante is headquartered in Krakow, Poland, and is led by CEO Mateusz Calik, who says the company got into SEO in 2014. It describes a team of more than 65 specialists, 80% of them SEOs, and its case study logos include Madison Reed, Douglas and Best Western Hotels & Resorts.
Delante has built a full AI search product line under the name AISO, short for AI search optimization. It checks whether a website is technically ready for AI, audits how the brand appears in AI answers, and optimizes Bing visibility because Bing feeds many LLMs. It also creates comparison and ranking content designed to be cited, offers AI authority link building and AI search training, and reports monthly on AI traffic and brand mentions. The agency is explicit that AISO complements SEO rather than replacing it, which makes it a sensible choice for ecommerce and SaaS brands.
Services and expertise: AISO, AI SEO audits, AI visibility monitoring, AI authority link building, AI search training, ecommerce SEO.
6. Omnius
Omnius calls itself an AI-native SEO agency. It is headquartered in London, with offices in Dubai and Belgrade, and works exclusively with SaaS, fintech and AI companies such as ANNA Money, WorldFirst and Zencoder. Its team also built Atomic AGI, an AI-native SEO analytics product.
Its AI SEO service optimizes for Google and for LLM search engines including ChatGPT, Claude, Gemini, Perplexity and DeepSeek. Work moves through four stages: an AI visibility audit, structured data and schema, content restructured for AI extraction, and technical health fixes such as crawlability and Core Web Vitals. A proprietary tracking tool monitors rankings, citations and mentions across those engines. B2B software and fintech teams that want an AI SEO company focused on their sector should shortlist it.
Services and expertise: AI SEO services, generative engine optimization, answer engine optimization, programmatic SEO, B2B SaaS content.
7. Brafton
Brafton has been producing inbound and content marketing since 2008. It is led by co-founder and CEO Tom Agnew, serves clients across the US, UK, Australia, Germany and Canada, and is a HubSpot Platinum Solutions Partner. Its case studies include Preply, Stanford University and Lasko.
Brafton’s generative engine optimization service builds on existing SEO work to get content surfaced, cited or summarized by Google AI Overviews, ChatGPT, Perplexity and Copilot. It covers keyword targeting for AI search, content formatting, schema markup, sentiment analysis of how AI tools portray a brand, and outreach to publications that AI engines cite. Success is measured with AI citation presence, branded query growth and engagement quality rather than rankings alone. Content-heavy B2B teams that need volume and editorial quality together are a strong match.
Services and expertise: generative engine optimization, content marketing, SEO, video and design, HubSpot services, Brafton AI Studio.
8. Blue Array
Blue Array launched in early 2015 and is led by Simon Schnieders, who previously worked on SEO for Zoopla and Mail Online. Its head office is in Reading, with an office in Central London, and it is a certified B Corp. GoCardless is among the clients named on its site.
The agency works in a consultancy style, and it has folded generative engine optimisation into its core SEO and GEO strategy service, alongside technical SEO and GEO, SEO and GEO audits and a Performance SEO offering that uses AI and machine learning. That makes it a good fit for UK brands with in-house teams that want senior strategic direction and technical rigor across both traditional and AI search, rather than an outsourced production line.
Services and expertise: SEO and GEO strategy, technical SEO and GEO, audits, Performance SEO, SEO training and consultancy.
9. Exalt Growth
Exalt Growth is a B2B SaaS SEO agency founded by Jack Boutchard, with locations in Sydney and San Francisco and a remote team. It works with SaaS companies from seed through Series C, and its clients include Dovetail, GoCodes and Sintra AI.
Its AI SEO for SaaS service presents a brand as a structured entity so ChatGPT, Perplexity and Google AI can find and cite it when buyers ask category questions. It builds modular content that covers the full buyer research path, supports it with schema and performance work, and reports on AI citations, non-brand traffic and demo or trial conversions tied to pipeline. The agency reports nearly 900% monthly organic traffic growth for Dovetail and offers a free LLM visibility assessment as a starting point.
Services and expertise: AI SEO for SaaS, generative engine optimization, content strategy, technical SEO, LLM visibility assessments.
10. RevenueZen
RevenueZen is a B2B SEO agency based in Portland, Oregon. It reports more than 300 client partnerships and an average organic traffic growth of 384% across clients, and its testimonials include Skydog Ops, Hiline and Pritchard Industries.
Its generative engine optimization service positions B2B companies to be recommended in ChatGPT, Google AI Overviews, Gemini and Perplexity alongside traditional SEO. It tracks AI referral traffic in GA4, monitors brand mentions and citations, and uses digital PR, original-insight content and Schema.org markup to earn citations, then adds conversion and lead nurture work so AI-referred visitors become buyers. The agency’s interview-led content and LinkedIn programs make it a good fit for B2B service firms where founder expertise is the product.
Services and expertise: B2B SEO, generative engine optimization, interview-led AI content, LinkedIn content marketing, content strategy.
How To Choose An AI SEO Agency
Do They Optimize For AI Answers Or Just Use AI Tools? Many agencies now use AI to write briefs and drafts, but that is not the same as AI SEO. Ask how the agency measures visibility inside Google AI Overviews, AI Mode, ChatGPT and Perplexity, how many prompts it tracks and how it connects citations to leads or revenue. A firm that cannot answer clearly is selling old SEO with a new label.
How Do They Use AI In Content Production? AI powered SEO can speed up research and drafting, but Google is clear that what matters is quality and usefulness, not how content is produced. Its guidance on AI-generated content explains that standard. Ask who edits and fact-checks each piece, how subject matter experts are involved and how the agency avoids thin, repetitive pages.
Will Their Methods Keep You Safe? Mass-producing pages to chase AI or search visibility can backfire. Google’s spam policies specifically describe scaled content abuse, and the same shortcuts tend to fail in AI answers too. Ask for examples of recent work and check that it reads like something a real expert would publish. It is also worth asking how the agency uses automation behind the scenes; our explainer on what AI agents are and how they work is a useful primer for that conversation.
What Tools Will You Get Access To? Several agencies on this list run their own tracking platforms, while others rely on third-party tools. Ask which you will see, whether you keep the data if the engagement ends and how reporting fits with your existing analytics. If you are also weighing tools for your in-house team, our roundup of Ahrefs alternatives can help you compare options.
Is The Agency Built For Your Size And Sector? A global retailer, a Series A SaaS company and a regional franchise need very different AI SEO services. Look for case studies in your industry, confirm who will run the account day to day and agree on timelines and milestones before you sign.
Conclusion
Mid-market and enterprise brands that want proprietary tracking and broad channel coverage should start with WebFX, Brainlabs and Ignite Visibility. Enterprises focused on how AI describes their brand will find a specialist in Terakeet, while Delante and Blue Array bring strong technical and strategic depth for European and UK markets.
B2B software companies should look at Omnius, Exalt Growth and RevenueZen, and content-heavy teams will get scale and editorial quality from Brafton. Whichever AI SEO agency you choose, insist on clear AI visibility reporting and content that would stand on its own without the AI label.
If you want to add your company to this list, drop us a line or submit a form in the Best Choices section. After a thorough review, we’ll decide whether it’s an appropriate addition.
