Do I Need a Web Agency? What an AI Builder Can Do Instead

The answer to do I need a web agency is usually no for a business that needs a clear, standard website: services, about, contact, a store or bookings. An AI website builder covers that, and you keep control. An agency earns its fee when the project needs custom design, complex integrations or someone else to run everything.

This article is part of our complete guide: Best Tools to Build a Website.

• Google says no one can guarantee a number 1 ranking, and lists questions to ask any SEO or agency before hiring (Google Search Central).
• Google's Core Web Vitals call a page good when its main content loads within 2.5 seconds, whoever built it (web.dev).
• About 220,100 people worked as web developers and digital designers in the US in 2025, according to the Bureau of Labor Statistics (US Bureau of Labor Statistics).
• ICANN lists 5 registrant responsibilities, including keeping contact data accurate and replying to registrar enquiries within 15 days (ICANN).

What does a web agency actually do?

A web agency takes your brief, assigns a team and runs the whole project: planning, design, writing, building, launch and, often, ongoing updates under a retainer.

A typical project begins with discovery meetings about your business, customers and goals. Designers then produce layouts for approval, writers or your own team supply the words, and developers build and test the site. Each stage usually has review rounds, which is where much of the time goes.

After launch, many agencies offer a monthly retainer for hosting, updates, security and search work. That suits a business that wants nothing to do with its website, because someone else handles every change. The cost of that convenience is dependency: a new phone number or a fresh photo becomes a request, a wait and sometimes an invoice.

What you pay an agency is driven by scope. The number of pages, the amount of custom design, the integrations with other systems, the content the agency writes and the rounds of revisions all add time, and time is what an agency bills. Ongoing retainers add a further recurring cost for as long as the arrangement lasts.

When does a business genuinely need a web agency?

When the site needs something a builder cannot provide: bespoke design work, complex integrations, unusual functionality or a team to manage it entirely on your behalf.

Some projects really do call for specialists. A business that must connect its website to stock control, accounting or booking systems it already runs may need custom development. So may a site with members on different access levels, a large catalogue with unusual pricing rules, or strict accessibility and legal requirements that need expert review.

Brand-led projects are another case. A company launching a new identity across print, packaging and digital may want designers who create the whole visual language, not a site within an existing design system. Agencies are also a sensible choice for organisations with budget but no one in house who can spend time on the website.

There is a large, skilled profession to draw on. The US Bureau of Labor Statistics counted about 220,100 web developers and digital designers in 2025 and projects 5% growth from 2025 to 2035 (US Bureau of Labor Statistics). If your project fits one of these cases, hiring that expertise is money well spent.

What can an AI website builder do instead?

An AI website builder creates a complete site from a description of your business, which you then edit yourself, with hosting and publishing in the same place.

With AI Web Maker, you describe the business and it builds a website with pages, sections, text and photos. You change anything by hand or ask the AI to rewrite a section, and AI work uses credits at about $0.65 a credit. Building and previewing costs nothing, so you can see the whole site before deciding anything.

The builder also covers features many owners assume need an agency. A Store Manager gives a site products, a cart and checkout for guests or logged in customers, orders, and online payment through your own Stripe or PayPal account. A Booking Manager lets visitors request bookings that you then confirm, and the AI SEO tools help pages appear in search.

Going live is $119 a year of hosting, and the domain is paid separately. Because you hold the editor, a new service or a changed opening time goes live when you save it. That control is the main practical difference from an agency arrangement.

What are the trade-offs of building it yourself?

You become the person in charge: the builder handles the technical work, but you supply the direction, the facts, the photos and the time to check everything.

A builder cannot know your prices, your service area or what makes you different unless you tell it. A vague description produces a general first draft, so spend time on a clear one: what you do, for whom, where and why customers choose you. The more specific the input, the less editing afterwards.

Design freedom works within the builder's system. You choose sections, colours, fonts and photos, but you do not get unlimited pixel-level control. For most service businesses, shops and consultants that range is enough; for a brand that needs a unique interaction or layout, it may not be.

You also own the upkeep. Someone has to update prices, add new work and reply to enquiries, and that someone is you or a person you choose. The upside is that changes happen when you want them, without waiting on anyone else's schedule.

How do the costs compare?

An agency bills for its team's time, so cost rises with scope, revisions and retainers, while a builder charges for hosting and the AI work you use.

Agency pricing is driven by how many pages you need, how much is designed from scratch, how many revision rounds you go through and whether the agency writes the words. A retainer adds a recurring charge for updates and hosting. Asking two or three agencies to quote the same written brief is the most reliable way to see what your project costs in your market.

With AI Web Maker, building and previewing costs nothing, going live is $119 a year of hosting, the domain is paid separately and AI edits use credits at about $0.65 each. The main extra cost is your own time to provide content and check the site. For many owners that time is the deciding factor, so count it honestly.

Hidden costs exist on both sides. An agency site may need paid changes for every update, while a do it yourself site may need a freelancer for a specific task such as a custom integration. Compare the total over two or three years, not only the launch figure.

Who should own the domain and the site?

You should, whichever route you choose: register the domain in your own name and keep the login details, so you never depend on a supplier to reach your own website.

ICANN, the body that coordinates domain names, says the registrant accepts sole responsibility for registering and using a domain, must keep contact details accurate and must respond to registrar enquiries within 15 days (ICANN). If an agency registers the domain in its own name, those rights and duties sit with the agency, not you. That can make leaving the agency slow and awkward.

Ask any agency to register the domain in your business's name and to hand over all logins at launch. Put ownership of the design, content and code in the contract. With a builder, register the domain yourself with a registrar you choose and connect it, so the address stays yours if you ever move.

How should you choose and brief an agency if you need one?

Write a clear brief, ask each agency the same questions and walk away from anyone who guarantees rankings or will not explain what they plan to do.

A written brief keeps quotes comparable. Describe your business, your customers, the pages and features you need, any systems the site must connect to, who will write the content and your deadline. Agencies can then price the same scope, and you can see where their proposals differ.

Google publishes questions to ask before hiring an SEO, and they apply to any web agency that promises search results. They include asking for examples of previous work, how results will be measured and in what timeframe, and whether the agency will share every change it makes (Google Search Central). Google also warns that no one can guarantee a number 1 ranking, so treat any such promise as a reason to look elsewhere.

Check what happens after launch. Ask what a small change costs, how quickly it is made and whether you can edit content yourself. Agree how you would leave, including handover of the domain, files and accounts.

Does a web agency get you better search rankings?

Not automatically: rankings depend on useful content, accurate details, a fast site and time, which you can provide with a builder as well as with an agency.

Google's SEO starter guide says Google finds most sites without any action beyond publishing them, and that some changes take effect in hours while others could take several months (Google Search Central). Neither an agency nor a builder can skip that wait. What matters is that the pages answer what your customers search for, clearly and accurately.

Speed and mobile performance matter too, and most builders handle the technical side by default. Google's Core Web Vitals treat a largest contentful paint within 2.5 seconds as good, measured at the 75th percentile of page loads (web.dev). For local businesses, a complete Google Business Profile linked to the website often does as much as any on-page work. An agency can add value with research and content, but it cannot buy a ranking.

Is there a middle path between an agency and doing everything yourself?

Yes: build the site with an AI builder, then hire a freelancer or specialist only for the parts that need expertise, such as photography, branding or one custom feature.

Many owners start with a builder to get online, test their message and learn what customers ask. Once the business has revenue and clearer needs, they bring in help for specific tasks. That keeps spending tied to proven needs rather than guesses.

The same choice comes up in particular trades. A separate page in this series looks at the contractor website question, agency or AI builder, for plumbers, electricians, roofers and other trades who depend on local calls. Its points about service areas, quote requests and getting found locally apply to most service businesses.

Questions business owners ask about web agencies

Is an AI-built site as professional as an agency site?

For a standard business website it can be, once you replace sample details with your own photos and facts. The finish depends on the content you put in. A bespoke agency design still wins where a unique visual identity is the goal.

Can I move from a builder to an agency later?

Yes. If you own the domain and keep copies of your text and photos, an agency can build a new site and point the domain to it. Starting with a builder does not lock you into it.

Will an agency write my content for me?

Many do, often at extra cost. Even then, they need your facts, prices and experience to write accurately. Expect to spend time on content whichever route you choose.

What should a web agency contract include?

Scope, timeline, revision rounds, payment terms, ownership of the domain, design and content, and what happens after launch. Ask for the handover of all logins in writing. Clear terms protect both sides.

Can I use AI Web Maker for an online shop?

Yes. The Store Manager adds products, a cart, checkout for guests or logged in customers, orders, and payment through your own Stripe or PayPal account. Very large catalogues with custom inventory rules may still justify specialist development.

How to decide

Decide on three things: how complex your site really is, how much time you can give it and how much control you want over changes.

If you need a standard business site, want to make changes yourself and can spend some time on content, an AI website builder is usually enough. If you need custom functionality, a bespoke brand or someone to run everything, brief two or three agencies and compare. You can describe your business and preview a site first, at no cost, to see which side of that line your business falls on.