Best AI SEO Agencies for Startups in 2026: 20 Compared

The best AI SEO agency for a startup is the one that fits its stage and budget while covering technical SEO, generative engine optimization (GEO) and LLM citations. AUQ leads this 2026 list of 20 agencies, with monthly fees running from about $500 for tool-led GrowthBar to $25,000 for enterprise-focused Brainlabs.

I’ve been doing SEO since 2010, starting as a college intern leaving comments on forums. AUQ is my agency, so read the #1 spot with that in mind and judge the other 19 on the facts below.

Startups have a specific problem with this category. Budgets are thin, the marketing team is often the founder plus one hire, and the gap between the cheapest and the most expensive agency here is 50x.

So I’ve framed every profile around the questions a startup has to answer first: what it costs, how fast it moves, who does the work, and what to fix before anything else.

Key takeaways

• AI SEO is table stakes for startups in 2026: Visibility now depends on Google AI Overviews, ChatGPT, Perplexity and other generative platforms as well as the classic search results.
• Look for one team covering three disciplines: The best AI SEO agency for startups runs technical SEO, GEO and LLMO as a single strategy.
• Google now punishes thin AI content: The December 2025 Core Update rewarded original, experience-driven content, and startups that ignored E-E-A-T signals saw significant ranking drops.
• Citations come mostly from third parties: Brands are far more likely to be cited in AI answers through third-party sources than through their own domains, so mentions deserve the same budget attention as backlinks.
• Fix technical foundations first: Crawlability, structured data and clean information architecture are what AI systems ingest and cite, so GEO work depends on them.
• Fit matters more than price: The right agency for a seed-stage SaaS startup looks very different from the right agency for a Series B company scaling internationally.

Best AI SEO agencies for startups: comparison table

The 20 agencies below are ranked by overall fit for lean, high-growth teams, with approximate monthly costs from $500 to $25,000.

Use it to shortlist by budget first. The profiles further down explain the trade-offs behind each row.

#	Agency	Founded	Best for	Key strengths	Watch-outs	Approx. monthly cost
1	AUQ	2019	B2B SaaS, tech startups	Custom strategies, full implementation, deep technical and LLM expertise	Boutique team size, English-speaking markets only	$3,500 to $10,000
2	WebFX	1996	SaaS, eCommerce	Scalable, transparent reporting, large team	Higher minimums, less personalized	$2,500 to $8,000
3	Victorious	2013	Startups, SaaS	Clear process, strong onboarding, transparent reporting	Less hands-on dev support	$2,000 to $7,000
4	NP Digital	2017	Tech, SaaS, eCommerce	Global scale, advanced AI stack, GEO and LLMO integration	Premium pricing, less founder access	$5,000 to $20,000
5	Siege Media	2012	SaaS, B2B	Content depth, design integration, proven link earning	Less technical SEO focus	$7,500 to $15,000
6	Directive	2014	B2B SaaS	SaaS specialization, AEO, paid plus organic integration	Higher cost, less contract flexibility	$5,000 to $12,000
7	Single Grain	2014	SaaS, startups	Data-driven, growth hacking mindset, technical audits	Less focus on link building	$4,000 to $10,000
8	MarketMind	2018	SaaS, marketplaces	LLMO leadership, advanced keyword clustering	Smaller and newer team	$3,000 to $8,000
9	GrowthBar	2020	Early-stage startups	Affordable, AI-powered tools, scalable content	DIY setup, less custom strategy	$500 to $2,500
10	Sure Oak	2017	SaaS, eCommerce	Link earning, technical depth, transparent process	Less content operations	$2,500 to $7,500
11	ClickGiant	2013	Startups, local	Local SEO, affordable, fast implementation	Smaller scale, limited verticals	$1,500 to $5,000
12	Fractl	2012	SaaS, B2B	PR plus SEO integration, high-authority link earning	Premium pricing	$8,000 to $20,000
13	Brainlabs	2012	Tech, SaaS	Full-funnel automation, GEO expertise, analytics depth	Enterprise focus, higher minimums	$7,000 to $25,000
14	Seer Interactive	2002	SaaS, startups	Analytics depth, technical SEO, data-driven insights	Higher minimums	$5,000 to $15,000
15	Relevance	2017	SaaS, B2B	Topical authority, AEO, link building	Less technical SEO	$3,500 to $9,000
16	Flow SEO	2018	SaaS, B2B	Boutique, technical focus, hands-on support	Smaller team	$3,000 to $7,500
17	Skale	2019	SaaS, marketplaces	SaaS specialization, content ops, scalable strategies	Limited dev support	$4,000 to $10,000
18	Accelerate Agency	2017	SaaS, B2B	Technical depth, content, transparent process	Less link earning	$3,500 to $8,000
19	Growth Machine	2017	SaaS, startups	Content at scale, affordable, link building	Less technical SEO	$3,000 to $7,000
20	Path Digital	2021	SaaS, eCommerce	GEO and LLMO focus, agile team, new tech adoption	Early-stage agency, limited track record	$2,500 to $6,000

Which AI SEO agency fits your startup’s budget and stage

For most startups, the shortlist comes down to monthly budget, how much execution the team can handle in-house, and how quickly results need to show.

Here is how I’d group the 20 agencies using the pricing and trade-offs in their profiles.

• Under $2,500 a month: GrowthBar ($500 to $2,500) is built for pre-revenue and early-stage startups, but your own team does the execution. ClickGiant ($1,500 to $5,000) is the budget pick for local and regional startups.
• $2,000 to $10,000 a month, with implementation: This is where most boutique and mid-size agencies sit, including AUQ, Victorious, WebFX, Sure Oak, Path Digital, Flow SEO, Growth Machine, MarketMind, Accelerate Agency, Relevance, Single Grain and Skale.
• $5,000 to $25,000 a month: NP Digital, Directive, Seer Interactive, Siege Media, Fractl and Brainlabs suit funded startups scaling fast or expanding internationally.
• If speed matters most: ClickGiant reports a top local ranking within 3 months, Victorious is known for strong onboarding, and Path Digital runs an agile team built around GEO.
• If you have no developer: Pick an agency that implements technical fixes itself. Victorious and Skale list limited development support as a watch-out.
• If founder access matters: Flow SEO offers direct access to senior team members. NP Digital and Brainlabs give smaller clients less direct access.

If you’re a later-stage SaaS company with pipeline targets and a larger budget, our list of the best AI SEO agencies for SaaS covers that tier, and if you only need to measure AI visibility first, start with our guide to the best tools for measuring visibility in AI search.

The 20 best AI SEO agencies for startups, reviewed

Each agency was selected for its startup track record, AI SEO capability with its own methodology, transparent pricing, and ability to support lean founding teams.

Results labeled “reported” are the agencies’ own figures and have not been independently verified. Ask for the case study behind any number before you sign.

1. AUQ: best for B2B SaaS and tech startups that want full implementation

AUQ is a full-service AI SEO agency built for SaaS and tech founders. We execute the work ourselves: technical crawl fixes, topical content clusters, optimization for LLM citation, and high-authority backlinks.

We pair technical SEO with Large Language Model Optimization (LLMO) and web development on WordPress and Webflow, so one boutique team handles both the strategic and the engineering layers of search.

• Founded: 2019, working mostly with B2B SaaS and tech startups.
• Strengths: Custom roadmaps matched to each SaaS growth stage, full implementation after the strategy deck, and deep technical SEO and LLM optimization expertise.
• Watch-outs: Our boutique team size limits how many clients we take on, and we focus on English-speaking markets.
• Reported results: An AI startup grew from 0 to 100,000+ organic monthly visits, and a fintech client grew organic leads 5x.
• Published case studies: fraud.net reached 1,230 AI Overview citations and a 5.6% AI share of voice, Vizard.ai added 3,000 page one keywords, and AKOOL reached 70,000 visits in one month. The details are in our case studies.
• Pricing: $3,500 to $10,000 per month.

For a startup, implementation is the part I’d weigh most. An audit only pays off if someone has the hours to act on it, and early teams rarely do. Founders comparing SaaS-focused partners can also see our SaaS SEO agency for challenger brands.

2. WebFX: best for startups that need scalable execution and clear dashboards

WebFX is one of the largest performance-focused agencies in the US, with a mature AI stack for content production, technical SEO and reporting automation.

Its size is a real advantage for startups that need scalable execution and clear dashboards. The cost is the personal attention a boutique agency gives you.

• Founded: 1996, working mostly with SaaS and eCommerce companies.
• Strengths: Scalable solutions with transparent reporting dashboards and a large, experienced team across disciplines.
• Watch-outs: Higher engagement minimums and a less personalized service than a boutique.
• Reported result: A SaaS client achieved 200% organic traffic growth in 12 months.
• Pricing: $2,500 to $8,000 per month.

The entry price overlaps with the boutiques, so for a startup the real trade is headcount and dashboards against direct attention.

3. Victorious: best for startups that want a clear roadmap from day one

Victorious is known for a structured, process-driven approach to AI keyword research and link building. Its onboarding is one of its best-known strengths.

• Founded: 2013, working mostly with startups and SaaS companies.
• Strengths: A clear, repeatable process with strong onboarding, plus transparent reporting and milestone tracking.
• Watch-outs: Less hands-on development support for technical fixes.
• Reported result: A SaaS startup ranked in the top position for 10+ competitive keywords within 6 months.
• Pricing: $2,000 to $7,000 per month.

Its $2,000 floor is the lowest here apart from GrowthBar and ClickGiant. Budget for your own developer to ship the technical fixes it recommends.

4. NP Digital: best for startups with international ambitions

NP Digital operates at global scale with an advanced AI content stack that integrates GEO and LLMO alongside traditional SEO.

That reach suits startups planning to expand internationally. Founder-level access is limited at this scale.

• Founded: 2017, working with tech, SaaS and eCommerce companies.
• Strengths: Global reach with an advanced AI and GEO stack, and integrated LLMO and generative search optimization.
• Watch-outs: A premium pricing tier and less direct access to senior strategists.
• Reported result: A SaaS brand achieved 300% organic growth in 9 months.
• Pricing: $5,000 to $20,000 per month.

I’d look at NP Digital once international expansion is on the roadmap and the budget can carry a $5,000 floor.

5. Siege Media: best for content-led SaaS and B2B startups

Siege Media is a content-first agency that uses AI to scale content operations and earn editorial links for SaaS and B2B companies.

Its integrated design and content model produces assets that rank and convert. Startups with complex technical SEO needs may need a second partner.

• Founded: 2012, working mostly with SaaS and B2B companies.
• Strengths: Deep content production with design integration and proven editorial link earning at scale.
• Watch-outs: Less focus on technical SEO and site architecture.
• Reported result: A SaaS client achieved 10x blog traffic growth in 12 months.
• Pricing: $7,500 to $15,000 per month.

The $7,500 floor is one of the highest on this list, so Siege suits funded startups whose growth plan runs through content.

6. Directive: best for B2B SaaS startups optimizing for pipeline

Directive specializes exclusively in SaaS and tech, blending AI-powered SEO with answer engine optimization (AEO) and paid media.

It understands SaaS growth metrics, pipeline and demo conversion, which suits startups that measure SEO in revenue.

• Founded: 2014, working with B2B SaaS companies.
• Strengths: SaaS and tech specialization with AEO expertise, and an integrated paid plus organic strategy.
• Watch-outs: Higher cost with less contract flexibility.
• Reported result: A B2B SaaS client achieved 5x demo signups in 6 months.
• Pricing: $5,000 to $12,000 per month.

Contract flexibility matters more at a startup, where plans can change quickly. Check the minimum term before signing.

7. Single Grain: best for growth-stage startups that like experimentation

Single Grain delivers AI-powered content strategy, technical audits and GEO for growth-stage startups.

Its data-driven, growth hacking approach appeals to founders who want aggressive experimentation with measurable results.

• Founded: 2014, working mostly with SaaS companies and startups.
• Strengths: A data-driven growth hacking methodology and strong technical audit capabilities.
• Watch-outs: Less emphasis on link building and off-page authority.
• Reported result: A startup achieved a 300% increase in qualified organic leads.
• Pricing: $4,000 to $10,000 per month.

If authority is your bottleneck, plan for a separate link partner.

8. MarketMind: best for SaaS and marketplace startups investing early in LLMO

MarketMind is an LLMO pioneer, using AI-driven content clustering and automation to help SaaS and marketplace startups build durable visibility in generative search.

Its forward-looking approach suits startups that want to invest in AI search now.

• Founded: 2018, working mostly with SaaS companies and marketplaces.
• Strengths: LLMO leadership with advanced keyword clustering, and content automation built for AI-first search.
• Watch-outs: A smaller, newer team with a shorter track record.
• Reported result: A SaaS client achieved 50% more featured snippets in 6 months.
• Pricing: $3,000 to $8,000 per month.

9. GrowthBar: best for pre-revenue and early-stage startups on a tight budget

GrowthBar offers AI SEO tools and scalable content production at a price pre-revenue and early-stage startups can afford.

The trade-off is a more DIY model that needs internal bandwidth to execute.

• Founded: 2020, working mostly with early-stage startups.
• Strengths: An affordable entry point with AI-powered tooling and scalable content production.
• Watch-outs: Less custom strategy and hands-on support, and your team has to be involved in execution.
• Reported result: A startup achieved 5x content output and 2x organic traffic.
• Pricing: $500 to $2,500 per month.

It’s the only option on this list starting under $1,500 a month. It works if someone on the team has time to run it.

10. Sure Oak: best for startups held back by links and technical debt

Sure Oak focuses on AI-driven link building and technical SEO, with a transparent process that makes progress easy for startup teams to track.

Its strength is earning high-quality referring domains and resolving the technical bottlenecks that hold back organic growth.

• Founded: 2017, working mostly with SaaS and eCommerce companies.
• Strengths: High-quality link earning with technical depth, and a transparent, trackable process.
• Watch-outs: Less focus on content operations and production.
• Reported result: A SaaS client achieved a 120% increase in referring domains.
• Pricing: $2,500 to $7,500 per month.

11. ClickGiant: best for local and regional startups that need quick wins

ClickGiant delivers AI-powered keyword research and content for startups with a local or regional focus.

Affordable rates and fast implementation make it a practical choice for lean teams that need early results.

• Founded: 2013, working mostly with startups and local businesses.
• Strengths: Local SEO expertise with affordable pricing, and fast implementation timelines.
• Watch-outs: Smaller scale, limited to certain verticals.
• Reported result: A startup achieved a top local ranking within 3 months.
• Pricing: $1,500 to $5,000 per month.

12. Fractl: best for funded startups that need authority fast through digital PR

Fractl combines AI content creation with digital PR to earn high-authority editorial links and media coverage.

Its campaigns work well for startups that need to build domain authority quickly through third-party credibility signals.

• Founded: 2012, working mostly with SaaS and B2B companies.
• Strengths: PR plus SEO integration for high-authority link earning, and a strong media relationship network.
• Watch-outs: Premium pricing that may not suit early-stage budgets.
• Reported result: A B2B SaaS client earned 100+ editorial links in 6 months.
• Pricing: $8,000 to $20,000 per month.

Digital PR earns brand mentions as well as links, and mentions on third-party sites are where most AI citations come from. It costs more up front, but in my experience it pays more over the long run.

13. Brainlabs: best for fast-scaling startups that need automation and analytics

Brainlabs is an automation-first agency with deep GEO expertise and full-funnel analytics.

That depth suits fast-scaling startups, though its enterprise focus means smaller teams may get less attention.

• Founded: 2012, working mostly with tech and SaaS companies.
• Strengths: Advanced automation and analytics, and GEO expertise across generative platforms.
• Watch-outs: Enterprise-oriented, with higher engagement minimums.
• Reported result: A SaaS client achieved 40% lower customer acquisition cost through automation.
• Pricing: $7,000 to $25,000 per month.

14. Seer Interactive: best for startups with complex sites or large content libraries

Seer Interactive uses AI analytics and technical SEO to surface insights that manual audits tend to miss.

Its data-first approach is most valuable for startups with complex site architectures or large content libraries.

• Founded: 2002, working mostly with SaaS companies and startups.
• Strengths: Deep analytics and data science capabilities, and strong technical SEO execution.
• Watch-outs: Higher engagement minimums.
• Reported result: A SaaS client achieved 3x organic conversions.
• Pricing: $5,000 to $15,000 per month.

15. Relevance: best for startups targeting informational and comparison queries

Relevance combines AI content strategy, AEO and link building to help SaaS and B2B startups build topical authority and win zero-click visibility.

Its answer engine focus suits startups going after informational and comparison queries.

• Founded: 2017, working mostly with SaaS and B2B companies.
• Strengths: Topical authority building with AEO integration, and link building alongside content strategy.
• Watch-outs: Less emphasis on technical SEO foundations.
• Reported result: A B2B client achieved a 5x increase in answer box visibility.
• Pricing: $3,500 to $9,000 per month.

16. Flow SEO: best for founders who want direct access to senior strategists

Flow SEO is a boutique agency offering AI-powered technical audits and link building with a hands-on, high-touch service model.

Founders who want a personal relationship with their SEO team and direct access to senior strategists will find it a strong fit.

• Founded: 2018, working mostly with SaaS and B2B companies.
• Strengths: A boutique, technical focus with hands-on support, and direct access to senior team members.
• Watch-outs: A smaller team limits capacity.
• Reported result: A SaaS client achieved a 200% increase in organic leads.
• Pricing: $3,000 to $7,500 per month.

17. Skale: best for product-led SaaS startups

Skale specializes in AI-driven SaaS SEO and content operations, with a model built for scalable, compounding organic growth.

It understands product-led growth dynamics and aligns SEO strategy with pipeline goals.

• Founded: 2019, working mostly with SaaS companies and marketplaces.
• Strengths: Deep SaaS specialization with content ops infrastructure, and scalable strategies aligned to product-led growth.
• Watch-outs: Limited development support for technical fixes.
• Reported result: A SaaS client achieved 4x new signups through organic search.
• Pricing: $4,000 to $10,000 per month.

18. Accelerate Agency: best for startups that need content scale and site health together

Accelerate Agency combines AI-powered content production with technical SEO to build solid site foundations for SaaS companies.

Its transparent process and technical depth suit startups that need both content scale and site health.

• Founded: 2017, working mostly with SaaS and B2B companies.
• Strengths: Technical depth paired with scalable content production, and a transparent, milestone-driven process.
• Watch-outs: Less focus on link earning and off-page authority.
• Reported result: A SaaS client achieved 2x organic traffic in 6 months.
• Pricing: $3,500 to $8,000 per month.

19. Growth Machine: best for content-driven startups on a moderate budget

Growth Machine delivers AI-powered content operations and link building at scale, with an affordable model that suits content-driven startups.

Its strength is producing high volumes of well-optimized content that earns links and compounds over time.

• Founded: 2017, working mostly with SaaS companies and startups.
• Strengths: Content at scale with link building integration, and affordable pricing for content-heavy strategies.
• Watch-outs: Less focus on technical SEO and site architecture.
• Reported result: A startup achieved 10x monthly blog traffic.
• Pricing: $3,000 to $7,000 per month.

20. Path Digital: best for startups that want GEO and LLMO as the core service

Path Digital is an early-stage agency built around GEO and LLMO, treating generative search optimization as a core discipline from the start.

Its agile team and early adoption of new technology give startups a future-ready edge, though its shorter track record is a consideration.

• Founded: 2021, working mostly with SaaS and eCommerce companies.
• Strengths: GEO and LLMO as core services, and an agile team that adapts quickly to search changes.
• Watch-outs: An early-stage agency with a limited client history.
• Reported result: A startup achieved 30% more featured snippets in 3 months.
• Pricing: $2,500 to $6,000 per month.

A young agency working with young companies carries risk on both sides, so ask for references from clients at your stage.

Why AI SEO is now a baseline requirement for startups

Startups need AI SEO because a growing share of searches now end inside an AI-generated answer, and those answers cite the brands with the strongest authority signals.

Google has built Gemini directly into search, AI Mode has expanded globally, and ChatGPT now accounts for a significant share of search-related traffic worldwide. More searches end without a single click to an external site.

For startups, that is both a threat and an opening.

• The threat: Startups that rely only on traditional ranking tactics are losing visibility to AI answers that cite competitors with stronger authority signals.
• The opening: Startups that invest early in GEO, LLMO and technical SEO foundations can earn citations in AI responses before larger competitors adapt.

Ranking is about where your page appears in a list. Being cited is about whether your content is selected as a source inside an AI-generated answer, and in 2026 that second outcome is increasingly where buying decisions get shaped.

You’ll see three terms across the agency profiles above:

• GEO (generative engine optimization): Optimizing content to appear in AI-generated answers on platforms like Google AI Overviews, ChatGPT and Perplexity.
• LLMO (large language model optimization): Structuring and positioning content so models like GPT, Claude and Gemini can accurately retrieve, understand and cite it.
• AEO (answer engine optimization): Optimizing content to appear as direct answers in AI-generated results, featured snippets and voice search responses.

How Google’s 2025 and 2026 updates affect startup SEO

Google’s recent updates reward original, experience-driven content and penalize thin or mass-produced pages, which raises the bar for startups using AI to publish at speed.

Google launched three core updates and one spam update in 2025, with the December 2025 Core Update completing on December 29. The February 2026 Discover Core Update followed, again prioritizing content quality and user engagement signals.

• E-E-A-T is a core ranking layer: Content that shows real experience, expertise, authority and trust outperforms content that is technically optimized but shallow.
• Mass-produced AI content gets hit: The August 2025 Spam Update targeted mass-generated, low-value AI content and unnatural backlink patterns, and startups publishing AI content without human editorial oversight saw significant ranking drops.
• Clusters rank as units: In the December 2025 update, pages ranked up and down together, which rewards semantically coherent topic clusters over isolated articles.
• Technical SEO comes first: Without clean crawlability, structured data and strong information architecture, GEO and AEO work has nothing reliable for AI systems to ingest and cite.

What a startup should prioritize first in AI SEO

A startup should fix its technical foundations first, then build citations through third-party mentions, publish AI-assisted content with a human editorial layer, and track AI visibility alongside rankings.

That order matters more at a startup than anywhere else, because there’s rarely budget to do all four at once.

1. Fix technical foundations before GEO tactics

Server-side rendering, clean crawlability, schema markup and strong information architecture are what AI systems ingest, understand and cite. Audit them before you layer GEO tactics on top.

2. Build for citations as well as rankings

For top-of-funnel queries, the majority of AI citations come from off-site sources. So earning third-party mentions, building presence on platforms AI engines favor, such as Reddit, G2, LinkedIn and industry publications, and investing in digital PR are now core SEO work.

I give brand mentions the same weight as backlinks. Models learn from how often words appear together, so a brand named repeatedly alongside its category gets treated as part of that set, and assistants summarize the pages they fetch, so a brand named in a cited page lands in the answer whether or not the mention was linked.

Our Reddit program for DeepInfra is a good example: 411 brand mentions, 300,000+ Reddit impressions and 42 buyer communities, with zero callouts and zero account flags.

Listicles are the highest-return format here, because assistants reach for them on comparison questions. List every “best [category]” page that names your competitors and leaves you out, then get into those lists by outreach or paid placement.

3. Use AI to speed up production, with a human editing

AI tools speed up content production, but Google’s 2025 spam updates penalized mass-generated content without human editorial oversight.

The working formula is to draft and structure with AI, then add first-hand experience, original data and expert insight before publishing. For fraud.net, our content automation for GEO produced 400+ pieces of AI content in 6 months, 1,230 AI Overview citations and +85% growth in ranking keywords.

4. Measure AI visibility alongside traditional rankings

Rank tracking alone no longer shows the full picture. Track three AI metrics next to your keyword positions:

• AI Presence Rate: The percentage of target queries where your brand appears in AI responses.
• Citation Authority: How consistently you are cited as a primary source.
• Share of AI Conversation: Your semantic real estate in AI answers compared with competitors.

For a simple benchmark, run your domain through our free AI search visibility tool.

5. Tactics to add once the basics are in place

• Intelligent keyword clustering: Use machine learning platforms like Clearscope or MarketMuse to build topic clusters that signal topical authority to Google and AI engines.
• Schema markup and structured data: Implement FAQ, HowTo and Article schema to improve machine readability and raise the odds of being cited in AI answers.
• Entity mapping: Keep entity signals consistent across your site, third-party profiles and earned media so AI systems can identify and categorize your brand.
• Content architecture for citation: Use clear H2 and H3 headings, concise definitions and a direct answer in the first paragraph. Published research puts 44% of LLM citations in the first 30% of a piece of content.
• Off-site authority building: Earn mentions on the platforms AI engines trust and cite often, including industry publications, review platforms and community forums in your niche.
• Continuous technical auditing: Use tools like Screaming Frog or Sitebulb to monitor crawl health, fix indexation issues and keep the site accessible to both traditional and AI crawlers.

How to choose the right AI SEO agency for your startup

Choose an AI SEO agency for your startup based on four factors: your growth stage, your technical complexity, your content needs and your budget.

I’d generally outsource this at the startup stage. Startups that try to build link and authority work in-house tend to spend years finding a strategy that works, unless the brand is already popular enough to attract links on its own.

If you’re building in the AI category itself, see our page on SEO for generative AI startups.

Questions to ask before signing a contract:

• Stage-matched proof: Does the agency have verifiable case studies with companies at your stage and in your industry?
• GEO depth: Can they explain the difference between core model optimization and retrieval-augmented generation (RAG) optimization, and where the real GEO opportunity lies?
• Attribution: Do they run controlled experiments to attribute results to their work, or do they point to rising visibility without a control group?
• Methodology: Is GEO and LLMO a core service with a dedicated methodology, or rebranded traditional SEO?
• Reporting: Do they track AI visibility metrics alongside traditional rankings?
• Access: Will you work directly with the strategists executing your account, or with account coordinators?

Red flags to watch for:

• Guaranteed outcomes: Promises of specific ranking positions or AI citations within fixed timeframes.
• Vague GEO methods: No ability to explain their GEO methodology in concrete, testable terms.
• No editorial layer: Reliance on AI-generated content without a clear human editing step.
• Missing technical SEO: Technical SEO left out of the core offering.

Final thoughts

A startup’s AI SEO agency has to do three things on a startup budget: fix the technical base, earn mentions and links on the sites AI engines cite, and report on AI visibility as well as rankings.

Shortlist by budget, then by who actually does the work.

Pick the partner that fits the stage you’re at today.