Top 12 SEO Agencies for AI (LLM-SEO) in 2026

Generative AI is changing research. Between AI Overviews, assistants built into engines, and direct responses, gaining traffic increasingly depends on the structure of the content, the data that describes it, and the speed of execution. “LLM-SEO” is not a trend: it is the combination of a good editorial background, clear data patterns, a solid network and a steady pace. This guide helps you choose an AI-oriented SEO agency that can produce pages that are understandable by humans and language models.

Summary in 5 points

• Objective 2026 : to be cited and understood by AI engines and assistants. This requires pages that respond quickly, clear FAQs, visible sources, and clean structured data.
• Winning method : a 6 to 8 week pilot with 3 concrete projects: AI-ready page templates, diagrams (FAQ, HowTo, Product, Article) and a simple mesh plan.
• Measure : track non-brand traffic, positions, SEO clicks, rich snippets, the share of queries that trigger AI blocks, and your mentions in those responses.
• Vitesse : aim for 5 to 15 pieces of content per week depending on the size of the team, without sacrificing quality or sources. Better short and clear than long and vague.
• Prompt decision : if your challenge is complex B2B, choose an agency with a strong structure and data. If you need to publish quickly on volumetric requests, choose an editorial partner with real production capacity.

Our selection criteria

• LLM-SEO specialization displayed: IA-friendly templates, FAQ, FAQ, HowTo, glossaries, “People Also Ask” pages.
• Data skills : diagrams Schema.org, product data, knowledge graphs, source quality.
• Editorial capacity : realistic pace, human review, fact-checking, style guide.
• Technique : performance, indexing, networking, management of filters and facets for e-commerce.
• Measure : readable dashboards, monitoring of rich snippets and AI blocks, KPIs of cost per content.
• Transparency : limits, deadlines, responsibilities, ownership of deliverables.

The 12 AI-oriented SEO agencies to consider in 2026

1) Growth Room: LLM-SEO for rapid decision making for SMEs and ETI

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What they do : redesign of “AI-ready” templates, FAQ and structured guides, diagrams, meshing and production plan that lasts over time.

When it helps : you want a 6-week pilot that leads to reusable templates and a clear schedule rather than a 100-page audit.

Ideal for : B2B, services, B2B e-commerce.

2) Eskimoz: editorial volume and brand visibility

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What they do : long format content, networking, optimization and netlinking, with an increase in power on FAQ and comparison pages.

When it helps : you need lots of well-structured content and a team that keeps up.

3) Primelis: performance management and acquisition integration

What they do : SEO strategy with a clear roadmap, close monitoring of KPIs and coordination with paid levers to maximize the non-brand share.

When it helps : you measure everything in the pipeline and want to connect editorial effort and leads.

4) Search Foresight: technique, logs and structured data

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What they do : substantive technical audits, indexing monitoring, schema and performance management.

When it helps : big sites, redesigns, indexing or duplication issues.

5) Peak Ace: international SEO and multilingual production

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What they do : multi-market strategy, thematic hubs, quality location.

When it helps : you publish in several languages and want content consistent country by country.

6) CyberCity: SEO + content + analytics

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What they do : editorial plan, FAQ, comparisons, analytical instrumentation to measure the incremental.

When it helps : you want a measurement framework from the start and pages that are easy to understand.

7) Digimood: e-commerce and product SEO

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What they do : category templates and product sheets, Product diagrams, management of filters and facets.

When it helps : you aim for clean, fast listings, with data that feeds the AI blocks.

8) WAM Referencing: SEO press relations and proof content

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What they do : expertise-oriented content, E-E-A-T consolidation, case and interview pages.

When it helps : needauthority and legitimate quotes.

9) 1st Position: solid fundamentals and pedagogy

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What they do : structure, mesh, tags, basic schema, sustainable content plan.

When it helps : you are starting from scratch or you are redoing your SEO.

10) Seo.fr: accompanied redesigns

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What they do : SEO support in redesign, securing migrations, own templates and FAQ pages.

When it helps : you are changing sites and you want to keep your positions.

11) Open Linking: understandable data and dashboards

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What they do : clear dashboard, monitoring of enriched extracts, management by keyword scope.

When it helps : you want to quickly see what's going on without losing your team in obscure metrics.

12) Semji Studio: supervised production on an editorial platform

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What they do : content guided by a platform, optimized templates, quality and progress monitoring.

When it helps : you are looking for a structured editorial factory, with proofreading and sources.

How to choose your LLM-SEO agency in 2026?

• Si you lack pages “that answer real customer questions in 20 seconds” then choose an agency that is strong in substructure And in templates FAQ, HOWTO, and comparisons.
• Si you need to publish Quickly on hundreds of nearby queries, then Take a partner with a editorial capacity proven and a human review process.
• Si You start a redraft, then Choose an actor technique that secures indexing, performance, and structured data.
• Si you work on several markets, then Ask for multi-lingual templates and a real location method.

Common mistakes : running after an AI that “writes everything” without proofreading, forgetting the sources, ignoring the diagrams, publishing without a mesh, judging by the volume of words alone.

Comparative table of LLM-SEO agencies