Best AI Search Optimisation Agencies in 2026: UK, EU & U.S.

We’ve rounded up the seven best AI Search Optimisation agencies that are helping businesses like yours get found on AI platforms like ChatGPT, Perplexity, Gemini and Google’s AI Overviews and AI Mode. Whether you’re in the UK, EU or U.S., this list gives you agencies worth considering if you want to outrank your competitors in AI Search.

AI Search Optimisation Agencies Ranked

How We Chose These Agencies

AI Search Optimisation is evolving fast, and not every agency is truly delivering. To make this list, each agency had to show they weren’t just jumping on the AI bandwagon but actually helping clients gain visibility in platforms like Google’s AI Overviews, ChatGPT, Perplexity and more.

We based our evaluation on three key criteria:

AI Search Services

We looked for agencies offering a dedicated AI Search Optimisation or Generative Engine Optimisation (GEO) service, not just a rebranded SEO package. These agencies demonstrated a clear understanding that AI Search is its own discipline, requiring new strategies and skill sets.

Key service features we prioritised included:

• AI-friendly content creation
• Technical SEO for AI engine crawlability
• Review generation and sentiment optimisation
• Digital PR to boost brand mentions and authority
• Clear strategic frameworks tailored to LLM-driven discovery.

Results

AI Search Optimisation is still in its early days, so while we don’t expect loads of case studies, we prioritised businesses already gaining results, like:

• Demonstrated client placements in AI tools like ChatGPT or Google’s AI Overviews
• Quantifiable outcomes, such as increases in AI referral traffic
• Testimonials or client campaigns showing early success in this space.

Agencies with evidence of client visibility across AI platforms were scored higher.

Thought Leadership

Top agencies in this space are educating their clients and audiences on how AI is reshaping search. We looked for those publishing insightful content, producing original research, speaking at industry events or actively sharing ideas on platforms like LinkedIn, YouTube, or their blogs.

Agencies contributing to the wider understanding of AI Search, not just reacting to it, earned their place here.

7 Top AI Search Optimisation Agencies Across the UK, EU & U.S.

1. Exposure Ninja (UK & U.S.)

Exposure Ninja is an award-winning AI SEO agency helping brands across the UK and U.S. turn AI Search visibility into traffic and conversions.

We know we’re a standout choice for your AI Search Optimisation strategy, but don’t just take our word for it. We’ve recently been named Most Innovative SEO & AI Search Specialists at the Midlands Enterprise Awards. This is a proud moment for our team, who have been working hard to lead in this new search era.

We were one of the first agencies to specialise in AI Search Optimisation (formerly called GEO). While many were still playing catch-up, we were already helping clients rank in AI Overviews, Perplexity, AI Mode, and Gemini.

Our approach is fully integrated, combining traditional Search Engine Optimisation (SEO), content marketing and digital PR with a tailored AI Search Strategy. This is what gives our clients the edge in both organic and AI-generated results.

Our AI Search Optimisation service includes:

• AI Search Audit: We find out where your brand is showing up in AI tools like ChatGPT, Perplexity and Google’s AI Overviews (and where it’s not). You’ll get a clear picture of your current visibility, how you stack up against competitors and what needs to happen to start winning space in AI-generated results.
• AI SEO Strategy: This is your roadmap to AI visibility. We combine traditional SEO best practices with AI-specific approaches so your content gets found, trusted and cited by AI tools.
• On-Page and Technical SEO: We make your site easier for AI engines to understand and prioritise. That means faster load speeds, cleaner code, stronger internal linking and the technical signals that tell AI you’re the expert.
• Generative Answer Optimisation: We restructure your content so it’s more likely to be picked up in AI answers. That means aligning with how users prompt, how engines respond and how to get your brand cited directly in conversational search results.
• AI-Friendly Content Creation: We write content designed to rank in both traditional and AI search, from web pages and blog posts to FAQs that hit the signals LLMs are trained to pull from.
• Review Generation: Reviews are a trust signal that AI engines look at. We help you get more high-quality reviews in the right places using smart email automations and ethical tactics, boosting credibility and increasing your chances of being featured.
• Brand Authority and Digital PR: We build your authority across the web with strategic digital PR, E-E-A-T content and brand mentions across trusted sources. These are the signals AI uses when deciding which brands to recommend or cite in AI-generated responses.

AI Search Results: We’ve delivered AI Search visibility and traffic for a range of clients, including:

• ZUGU: We helped ZUGU boost its brand visibility across the web by securing placements in trusted publications like ZDNet and WIRED. These high-authority mentions now contribute to regular citations and recommendations in AI platforms, including Google’s AI Mode and Perplexity.
• Golf Course Lawn Store: We positioned Golf Course Lawn Store as a go-to expert in lawn care by restructuring their content and strengthening on-site authority. This has led to consistently high rankings in traditional search and featured visibility in Google’s AI Overviews and AI Mode.

Thought Leadership: Back in December 2023, we published one of the first guides on Search Generative Engine (SGE) ranking factors, long before most marketers were even using the term AI Search Optimisation. That early research set the tone for our leadership in AI Search.

Today, we’re still at the forefront:

• Our founder, Tim Cameron-Kitchen, regularly shares actionable AI Search insights and strategic breakdowns on our YouTube channel.
• The Digital Marketing Podcast by Exposure Ninja, hosted by our Head of Marketing, Dale Davies, explores real-time developments in AI Search, featuring insights from our in-house specialists.
• Our weekly blogs cover checklists to rank in AI Mode, how to track brand visibility in AI Search and more strategic insights.
• Our CEO, Charlie Marchant, regularly appears in industry webinars and events, speaking on topics like the evolving role of SEO in AI Search.

When to Choose Exposure Ninja: We’re best for lead-gen businesses ready to turn AI Search visibility into real revenue with a strategy that’s tested, tailored and already driving results. Find out more about our AI SEO agency services.

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2. NP Digital (Global)

NP Digital is a performance marketing agency with offices in North America, LATAM, Europe and APAC.

Known for working with large and mid-market brands, NP Digital combines technical SEO, digital PR and content strategy with AI-powered tools to help businesses grow online. While they’ve historically focused on technical SEO and performance marketing, their recent AI Search services are built to help clients increase their visibility across AI Search.

Their AI SEO service features:

• Competitor Research for AI Visibility: Analysing what types of content competitors are getting cited for in AI summaries and adjusting their strategy accordingly.
• On-Site and Off-Site Content Optimisation: Structuring pages for AI inclusion and supporting them with high-authority brand mentions and backlinks.
• E-E-A-T Enhancement: Improving E-E-A-T signals to increase the likelihood of brand mentions and content citation in AI-generated answers.
• AI Visibility Tracking: Monitoring citations and appearances on AI Search platforms.

AI Search Results: NP Digital shares one result example, where they worked with a financial technology provider and saw a 994% increase in AI referral traffic through technical optimisation and digital PR.

Thought Leadership: Neil Patel, NP Digital’s founder, has long been one of SEO’s loudest and most helpful voices. Now, he’s bringing that same insight to AI Search. His blog, YouTube channel and public talks help marketers understand how AI is changing search. Backed by this founder-led visibility, NP Digital publishes guides on AI Search strategies.

When to Choose NP Digital: They’re best suited to larger eCommerce brands seeking a technical approach to AI Search visibility.

3. Spicy Margarita (UK)

Spicy Margarita is a UK-based agency offering GEO services to help B2B and tech brands improve how they’re represented in AI-generated search results.

The agency takes a brand-led approach to AI SEO, aligning content, positioning and authority with how LLMs generate responses. Their focus is on increasing brand visibility across platforms like ChatGPT, Perplexity and Google’s AI search features.

Their GEO services include:

• LLM-Prompt-Aligned Content Creation: Develops content that answers the kinds of prompts users actually input into AI tools.
• Brand Mentions Strategy: Earns high-value mentions and citations in AI-generated content through digital PR and expert content.
• Brand Positioning: Ensures brand voice, messaging and structure are optimised for conversational discovery across AI engines.

AI Search Results: Spicy Margarita helped Eton Venture Services go from zero to 19 closed inbound deals per quarter, directly attributed to LLM visibility using an on-page and off-page GEO strategy.

Thought Leadership: Much of Spicy Margarita’s thought leadership comes directly from founder Ben Goodey, who shares ongoing insights into GEO via LinkedIn. His content covers practical tips and experimentation within AI-driven search, helping marketers adapt their content and SEO strategies for AI Search.

When to Choose Spicy Margarita: They’re best for B2B and tech companies looking to build brand authority and visibility in AI-generated results.

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4. NoGood (U.S.)

NoGood is a New York-based growth marketing agency with a dedicated Answer Engine Optimisation (AEO) service for AI-powered search.

Positioning itself as a non-traditional agency, NoGood focuses on helping brands adapt to new discovery channels like Google’s AIO, Perplexity, Gemini and ChatGPT. Their AEO service is built to increase visibility on these platforms by aligning technical SEO, structured content and performance monitoring with the way LLMs crawl and select information.

NoGood’s AEO offering includes:

• AI Search Performance Analysis: Evaluates your visibility (and your competitors’) across AI-powered search platforms.
• Content Creation and Refreshing: Builds and updates content specifically for AI readability and structured outputs.
• Technical Optimisation: Ensures crawlability and indexing in AI engines by improving schema, load speed and page structure.
• Ongoing Performance Monitoring: Tracks visibility and performance across multiple AI search tools to adjust their strategy in real time.

Why They’re On The List: While NoGood hasn’t yet published case studies or results specific to AEO, they’ve been quick to specialise in AEO and have developed a dedicated service offering around it. Their methodology reflects a strong understanding of how AI engines process and serve content.

Thought Leadership: Since the end of 2024, the agency has been publishing content on AI Search via their blog, offering insights into AI SEO tools and evolving search behaviours. They also explore these topics on their YouTube channel, making their thought leadership accessible to marketers handling the shift toward AI-driven discovery.

When to Choose NoGood: They’re best for startups and app-based businesses (two areas where NoGood already has a strong client base and reputation) looking for an agile approach to AI Search Optimisation.

5. Avenue Z (U.S.)

Avenue Z is a U.S.-based marketing agency focused on growing revenue and reputation through multi-channel strategies, including a dedicated service for AI Search Optimisation.

Their AI Optimisation service is built around increasing a brand’s visibility, influence and authority across AI-powered search environments. Whether it’s improving how products appear in AI-generated shopping recommendations or securing media mentions that boost brand recognition in AI summaries, Avenue Z focuses on helping brands stay discoverable in the age of conversational search.

Avenue Z’s AI Search Optimisation service includes:

• AI Share of Voice Analysis: Tracks how often a brand is mentioned or cited across AI-driven platforms.
• Product Visibility in AI Shopping: Optimises product data and content to influence placement in AI-generated product recommendations.
• AI-Friendly Content Creation: Produces structured, optimised content designed for inclusion in AI platforms.
• Technical Performance Optimisation: Ensures a brand’s content is crawlable and accessible by AI engines.
• Media Placements: Supports strategic PR and media outreach to increase credible mentions across the web, improving brand visibility in AI results.

Why They’re On The List: Avenue Z has developed a service offering tailored specifically to the AI Search landscape. While they haven’t yet published case studies or client results, they’ve been early to acknowledge the changing dynamics of brand discovery and have built tools and processes to help clients adapt to this new era of search.

Thought Leadership: The agency publishes a regularly updated AI Visibility Index, which tracks how frequently brands are referenced in AI-generated responses across various platforms. These reports provide marketers with a practical benchmark for understanding their brand’s presence in AI Search and how they compare to competitors.

When to Choose Avenue Z: They’re best for FinTech brands looking to influence search visibility and brand perception in AI Search.

6. Flow Agency (EU)

Flow Agency is a European search marketing agency focused on helping B2B brands build long-term visibility through SEO and Large Language Model Optimisation (LLMO).

Rather than treating AI Search as a standalone channel, Flow Agency integrates LLMO into broader marketing strategies by aligning content, technical SEO and brand messaging to influence how brands are cited in AI-generated results. Their goal is to help B2B companies earn trusted mentions across platforms like ChatGPT, Perplexity and Google’s AIO through consistent and strategic optimisation.

Flow Agency’s LLMO service includes:

• AI Search Performance Benchmarking: Assesses a brand’s current visibility in AI-generated search results to set a measurable baseline.
• Brand Sentiment Enhancement: Refines brand messaging and content to ensure more positive, accurate citations in AI responses.
• Performance Reporting with a Custom Dashboard: Clients get a bespoke LLMO dashboard with real-time tracking of brand visibility across AI platforms.

Why They’re On The List: Flow Agency has taken a strategic approach to AI Search by embedding LLMO into broader digital campaigns. While they don’t yet publish case studies, their method and positioning suggest a focus on long-term relevance and authority for B2B brands in AI-driven search.

Thought Leadership: Founder Viola Eva is active on LinkedIn, regularly sharing insights into AI Search trends, optimisation techniques and content strategy. Flow Agency also contributes blog content and participates in webinars, with a clear focus on how B2B brands can position themselves for visibility in AI-generated discovery.

When to Choose Flow Agency: They’re best for B2B SaaS brands looking for an integrated approach to SEO and AI Search Optimisation as part of a broader marketing strategy.

7. Position Digital (UK, EU, & U.S.)

Position Digital is a London-based AI Search Optimisation agency for B2B companies looking to get recommended by answer engines and get found by the right customers.

Position Digital focuses on helping clients build a strong brand authority through targeted digital PR campaigns, securing coverage from the likes of Forbes Advisor, The New York Times, and BBC News. They combine strong digital PR with content creation and technical optimisation to drive AI visibility and traffic.

Position Digital’s AI Search Optimisation services include:

• Brand Audit: Measures how your brand is being represented in AI answers and how you stack up against competitors.
• Brand Positioning: Developing a clear and unique brand identity that AI systems recognise, trust, and recommend.
• Prompt Research: Analysing exactly what your target audience is asking AI chatbots to create a targeted content strategy.
• Content Creation and Optimisation: Creating, updating, and optimising content for both search and answer engines.
• Digital PR: Securing mentions and backlinks from high-authority publications in your niche or industry.

AI Search Results: Position Digital shares one case study of helping a recruitment agency get featured in AI Overviews for 17 keywords after improving content structure, depth, and readability. 

Thought Leadership: Sean Begg Flint, the agency founder, regularly shares proven GEO tactics on Position Digital’s blog and his LinkedIn profile. He’s also been featured in leading SEO publications like HubSpot, Ahrefs, and Surfer.

When to Choose Position Digital: They’re best for B2B businesses and recruitment agencies who want to boost brand mentions and visibility in AI Search. 

The Real Test: Who Ranks in AI Search?

To see which agencies are putting their strategies into action, we ran live searches across platforms like ChatGPT, Google’s AI Mode and AI Overviews, using queries such as “Best AI Search Optimisation agencies” and “Best Generative Engine Optimisation services.”

Here’s who showed up:

These placements are proof that these agencies understand how AI engines evaluate content, brand authority and topical relevance. If an agency can rank itself in AI search, it’s in a strong position to help you do the same.

When to Avoid AI Search Optimisation Agencies

They Offer AI Tools, Not AI Search Optimisation

We see a lot of agencies offering AI tools but not AI Search Optimisation services, and there’s a big difference.

AI tools might include AI content generators, keyword and prompt assistants, and AI visibility tracking. While these tools can support certain tasks, they’re not the same as having a structured AI Search strategy.

AI Search Optimisation is about increasing your visibility across AI platforms like Google’s AI Overviews, ChatGPT, Perplexity and Gemini. It requires technical SEO, content structured for LLMs, brand authority signals and ongoing visibility tracking.

If you’re not sure what an agency is really offering, ask:

• Can you help us rank in platforms like ChatGPT, Perplexity and Google’s AI Overviews?
• What does your AI Search strategy include beyond content generation?
• How do you track and improve brand mentions or citations across AI platforms?
• How is this service different from your traditional SEO service?

They Offer AI Content Production, Not AI-Friendly Content

There’s a big difference between producing content with AI tools and creating content that’s optimised for visibility in AI Search results.

We see many agencies offering content creation using AI tools, but AI-generated content alone won’t improve your presence on platforms like Google’s AI Overviews, Perplexity or ChatGPT. To be featured, your content needs to be:

• Strategically structured to match how LLMs extract and display information
• Technically optimised, with schema markup and clear signals for indexing and retrieval
• Credible and trustworthy, backed by strong E-E-A-T signals and brand mentions across the web
• Aligned with AI user behaviour, reflecting real prompt patterns and informational intent.

If an agency’s approach stops at generating blog posts, without addressing how that content is surfaced, cited or trusted by AI systems, then it’s not AI Search Optimisation.

Partner with an Award-Winning AI Search Optimisation Agency

We’ll be upfront: Exposure Ninja isn’t the right fit for every business.

Our clients are typically growth-focused businesses that need a strategic partner to unlock real results and revenue from AI Search alongside their other marketing channels.

But if that sounds like you, request an AI Search and Website Review. We’ll show you how your business is currently performing in AI-powered results like ChatGPT, Perplexity and Google’s AI Overviews and map out what’s holding you back from owning more space in AI Search.

Or, if you’d like to explore our services first, visit our dedicated AI SEO agency page to see exactly what we offer.