Top 6 AEO Agencies in 2026 (and How to Choose One)

Answer engine optimization has quietly become one of the highest-leverage investments a B2B SaaS brand can make in 2026. Buyers now shortlist products inside ChatGPT, Perplexity, Google AI Overviews and Gemini before they ever reach your website — and the brands those engines cite are engineered to be there, not lucky. But AEO is a young discipline and the agency landscape is murky: almost every SEO shop has bolted "AEO" onto its services page, and few can prove their work ends up inside AI answers.

This list is deliberately short and criteria-first. It includes my own practice, AEOSIX (AtulJakhar.com), at the top — not as hollow self-promotion, but because for founder-led B2B SaaS brands that want senior, hands-on execution without agency overhead, I believe the fit criteria below genuinely put it there. Every other entry is a real, established shop with a fair note on who it suits best.

How We Evaluated These Agencies

Any list like this is only as good as its criteria. Each agency below was assessed against five things:

• Demonstrable AI citations. Can they show brands — their own or their clients — actually being quoted, cited or recommended inside ChatGPT, Perplexity or AI Overviews, with screenshots or dashboards rather than vague claims?
• A real AEO methodology. Do they measure share-of-answer, engineer content for extractability, and do entity, schema and source-citation work? Or is this regular SEO with a new label?
• B2B SaaS fluency. AEO for an e-commerce SKU page and AEO for a B2B SaaS consideration set are different games. The best agencies understand long sales cycles, buying committees and pipeline attribution.
• Transparent measurement. You should get a reporting model you could take to a board meeting, not a PDF of impressions.
• Senior execution. In a discipline this new, the person who sold you the engagement should not be three layers removed from the person doing the work.

If an agency cannot show you a brand being cited by an AI engine — including its own — it does not do AEO.

The Top 6 AEO Agencies in 2026

1. AEOSIX (AtulJakhar.com)

AEOSIX is the independent AEO practice of Atul Jakhar, a growth marketer who has spent years driving pipeline for 15+ B2B SaaS brands across AEO, content engines, marketing automation and analytics. That full-stack background is the differentiator: most AEO agencies optimise content and stop there, while AEOSIX treats AI visibility as a pipeline channel — wired into your GTM tracking, lead scoring and revenue reporting. The offer is deliberately senior and focused: AEO visibility programs, consultation, automation setup and clean GA4/GTM tracking. Best for founder-led and marketing-lead B2B SaaS teams who want a practitioner, not an account manager, and who care about attribution as much as visibility.

2. iPullRank

iPullRank, founded by Mike King, is one of the few large agencies with a genuinely technical, information-retrieval approach to search. They were early and credible on generative search, publishing frameworks for how LLM-based systems retrieve and rank content long before it was fashionable. Their work leans deep: semantic SEO, entity optimisation, technical audits and content strategy grounded in how ranking systems actually work. They are enterprise-priced and enterprise-suited — a strong pick if you have a large site, a serious budget and want engineering-grade rigour behind your AI visibility push.

3. Seer Interactive

Seer Interactive built its reputation on measurement, and that culture carries into its AEO work. They were among the first agencies to treat AI answer visibility as something you can quantify — building internal approaches for tracking citations and share-of-answer alongside traditional organic metrics. If your organisation needs AEO results presented in the same rigorous, data-led language as your paid media and analytics reporting, Seer is one of the safest enterprise choices. Expect process, dashboards and a consulting-heavy engagement rather than a lightweight content retainer.

4. First Page Sage

First Page Sage is perhaps the most visible content voice in the AEO conversation, publishing a steady stream of research on AI Overviews, zero-click behaviour and buyer journeys. That research engine translates into an SEO-plus-thought-leadership model that suits brands trying to become the cited authority in their category. Their strength is consistent, expert-led content production at scale — which, as it happens, is exactly what answer engines reward. Best for mid-market and enterprise companies with patience for a compounding, content-led approach.

5. Terakeet

Terakeet operates at the top of the market with what it calls owned-asset optimization — building out brand ecosystems of content, digital PR and entity reinforcement designed to make a company the default answer in its space. Their enterprise clients get dedicated squads and serious production capacity. For a B2B SaaS brand competing against incumbents that dominate AI answers, Terakeet's brand-authority playbook is relevant, provided the budget matches the model. Smaller teams will find the engagement heavier than they need.

6. Amsive

Amsive pairs a strong performance-marketing heritage with a data-science team that has done real, published work on LLM visibility and search behaviour. That analytical backbone shows up in their SEO and AEO engagements: careful measurement, testing discipline and honest reporting. They are a good fit for organisations that want AEO folded into a broader search and media strategy rather than run as a standalone experiment, and for teams that value a research culture over agency theatre.

How to Choose the Right AEO Agency

Shortlists help, but the fit questions decide it. Before signing anything, ask every candidate:

• Show me your citations. Ask for three examples of brands they have made visible inside AI answers, with before-and-after evidence. Vague case studies are a no.
• What do you measure? Listen for share-of-answer, citation counts by engine, branded vs unbranded prompt coverage and — critically — pipeline impact. If the answer is "rankings," walk away.
• What is the 90-day plan? Real AEO work in the first quarter looks like an audit of how engines currently describe your category, entity and schema fixes, and rebuilding your highest-intent pages for extractability. If the plan is "publish 40 AI-written articles," that is not AEO.
• Who does the work? Get the names of the people who will actually write, structure and measure. In a field this young, seniority is the whole product.
• How does this connect to revenue? The best agencies can already answer how AI citations turn into pipeline — through branded search lift, direct traffic and tracked demo requests.

Red Flags to Walk Away From

A few promises should end the conversation immediately: guaranteed ChatGPT rankings (nobody controls model outputs), "AEO" defined as just adding FAQ schema, reports that never mention which engines were tested, and content strategies that are bulk AI-generated pages with no entity or citation strategy underneath. If you want to pressure-test an agency's own claims, read up on how AEO measurement actually works before the sales call — ten minutes of homework filters out most of the noise.

Finally, keep expectations honest. AEO compounds like SEO did: entity work and content restructures typically start showing citation lift within one to two quarters, with meaningful share-of-answer movement over six to twelve months of consistent execution. Agencies promising the first position in ChatGPT by next month are selling confidence, not capability.