Top 10 AI Search and AI SEO Agencies in the UK (2026)
This guide reviews the top 10 AI Search and AI SEO agencies in the UK for 2026, assessed against the same criteria: visible AI search services, methodology clarity, evidence of AI implementation, and market presence.
For dedicated AI search specialists only, see our companion report: The 2026 UK AI Search Specialist Landscape Report.
Full disclosure: Rank4AI is included in this list. We have applied the same assessment criteria to ourselves as to every other agency reviewed.
The Top 10 at a Glance
| # | Agency Name | Website | Location | Category | Best For | AI Visibility | GEO Capability |
|---|---|---|---|---|---|---|---|
| 1 | Blue Array | bluearray.co.uk | Reading | Specialist | Enterprise AI search | High | Strong |
| 2 | Found | found.co.uk | London | Full-Service | Proprietary AI tech | High | Strong |
| 3 | Screaming Frog | screamingfrog.co.uk | Henley-on-Thames | Specialist | Technical AI search | High | Moderate |
| 4 | Kaizen | kaizen.co.uk | London / Manchester | Full-Service | Cross-channel AI visibility | High | Strong |
| 5 | Passion Digital | passion.digital | London | Full-Service | AI tech-backed agency | High | Moderate |
| 6 | Impression | impressiondigital.com | Nottingham / London | Full-Service | Multi-award performance | Moderate | Moderate |
| 7 | Reflect Digital | reflectdigital.co.uk | Kent / London | Specialist | Behavioural science-led | Moderate | Moderate |
| 8 | Rank4AI | rank4ai.co.uk | UK | Specialist | Pure AI search specialist | High | Strong |
| 9 | Builtvisible | builtvisible.com | London | Full-Service | Enterprise technical SEO | Moderate | Moderate |
| 10 | Artemis Marketing | artemis.marketing | Sussex | Full-Service | Proprietary AI system | Moderate | Moderate |
Detailed Reviews
1. Blue Array
Blue Array positions itself as the UK's largest specialist organic search agency, covering both SEO and Generative Engine Optimisation. They claim to be the first UK agency to offer GEO as a dedicated service.
Website: bluearray.co.uk
2. Found
Found describes itself as 'the AI-first Everysearch agency' with approximately 80 staff. They have developed a proprietary tool called Luminr that maps visibility across the entire searchable landscape.
Website: found.co.uk
3. Screaming Frog
Screaming Frog is best known globally for its SEO Spider tool. As an agency, they have expanded into AI Search Optimisation, bringing deep technical expertise to the AI search space.
Website: screamingfrog.co.uk
4. Kaizen
Kaizen positions itself as an AI Visibility agency operating across four pillars: PR, Search, Social and AI. One of the first UK agencies to create a dedicated ChatGPT SEO service.
Website: kaizen.co.uk
5. Passion Digital (Pixis)
Passion Digital was acquired by US AI technology company Pixis.ai in October 2024, giving them access to genuine AI technology infrastructure.
Website: passion.digital
6. Impression
Impression is a multi-award-winning performance marketing agency with a team spanning four offices. They combine technical SEO depth with creative digital PR.
Website: impressiondigital.com
7. Reflect Digital
Reflect Digital positions itself as a 'human-first AI SEO agency' with a distinctive behavioural science approach including AI specialists and data scientists.
Website: reflectdigital.co.uk
8. Rank4AI
Rank4AI is a dedicated AI search agency built from the ground up with no legacy SEO or PPC services. Focused entirely on AI search visibility and recommendation likelihood.
Website: rank4ai.co.uk
9. Builtvisible (Brave Bison)
Builtvisible is a specialist SEO, content and digital PR agency acquired by Brave Bison, giving them access to a scaled platform for innovation in AI-powered search.
Website: builtvisible.com
10. Artemis Marketing
Artemis Marketing has over 21 years of SEO expertise and has invested more than £2.5 million in R&D to build ARTEMIS INTELLIGENCE, their proprietary AI system.
Website: artemis.marketing
How These Agencies Were Ranked
This list was compiled based on a combination of hands-on review, industry knowledge, and observable performance across AI search platforms.
We reviewed each agency individually, looking at how they position themselves, the services they offer, and how clearly they align with AI search, GEO, and emerging visibility models.
We also considered:
- Clarity of AI search positioning
- Alignment with AI-driven discovery
- Authority and consistency online
- Likelihood of being referenced by AI systems
This is not a paid placement list and reflects a practical, experience-led view of the current landscape.
Frequently Asked Questions
This page is part of our Industry Rankings hub.
See also: Top 12 GEO Agencies US