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AI startup web design that makes complex products clear

Quarter Digital designs AI and B2B SaaS websites that turn technical products into polished, investor-ready and enterprise-ready experiences.

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$100M+ raised by our clients after launch.

See AI website designs
See AI website designs
delve.co
Delve homepage: Compliance in days, Security that lasts, over the teal and orange hero with SOC 2, HIPAA, GDPR and ISO 27001 tiles
LiteLLM homepage on a phone: The AI Gateway for platform teams, with Start free and Talk to sales buttons above the gateway routing diagram
phonely.ai
Phonely website: Everything you need in one platform, with integrations, the voice library and call analytics as product cards
joinergo.com
Ergo website: Every revenue conversation, unified into one context layer, beside an isometric grid of data tiles

Designed for AI products selling to technical and enterprise buyers

  • Delve
  • Ergo
  • LiteLLM
  • Phonely
  • 11x
  • Vellum
  • Akave
  • OptimalControls AI
  • Clutch
    Game Changer, UK SEO
  • DesignRush
    Top UI/UX agency in the UK
  • Awwwards
    Agency profile
The first scroll

What an AI website has to communicate in the first scroll

Before a visitor reads a single feature, your homepage has to answer three questions. Get them right and the rest of the page has somewhere to build from.

phonely.ai
Phonely homepage first scroll: the headline Answer every call perfectly with AI, one Book a Demo button, a SOC 2, GDPR, CCPA, HIPAA and PCI compliance line, and a strip of customer logos
1
2
3
Phonely homepage, first scroll
  1. 1

    What does the product actually do?

    The visitor should understand the use case before they have to decode the underlying technology. Lead with the job, not the architecture.

  2. 2

    Why should I believe it works?

    Product UI, customer proof, integrations, results and technical credibility should appear early, not halfway down the page.

  3. 3

    Is this company mature enough to trust?

    The visual system needs to make an early-stage product feel reliable, without pretending it is something it is not.

Every section below exists to answer one of those three questions faster and more convincingly than a technical evaluator expects.

AI case studies

Selected AI
web design work

delve.co
Delve website: the dark Pick, customize, comply section, a three-step builder for frameworks, add-on services and a demo booking

Delve

View project
View project

The site that supported a $32M Series A at a $300M valuation.

Compliance AI
joinergo.com
Ergo homepage: A Pipeline You Can Actually Trust, with the pipe illustration

Ergo

Live site
Live site

Presenting AI revenue infrastructure for sales teams through clear pipeline, reporting and CRM product visuals.

Revenue AI
litellm.ai
LiteLLM website: the Access section, with the Virtual Keys dashboard showing keys, teams, spend and budgets beside the copy

LiteLLM

Live site
Live site

Presenting an open-source AI gateway to platform teams through its virtual keys, budgets, guardrails and deploy terminal.

AI gateway
phonely.ai
Phonely website: the product tab panel, showing the agent builder's voice picker inside the app

Phonely

Live site
Live site

Making voice AI phone agents tangible, with the agent builder, voice library and call analytics shown as product.

Voice AI
View all projects
Let's go!
Delve
$32M
Series A raised
$300M
Series A valuation

Client testimonial

“If you care about speed and taste, you want Attila in your corner. Before we even kicked off, he’d already scoped it out, shared ideas, and started building. Every change we asked for was live within hours. Things that would’ve taken others a week. We wouldn’t be here without the Quarter Digital team.”

Delve raised a $32M Series A at a $300M valuation after the rebuild.

Selin Kocalar, Co-founder and COO of Delve
Selin Kocalar
Co-founder & COO, Delve
See the Delve project
See the Delve project
Product storytelling

Turning a technical AI product into a visual story

The hardest part of AI web design is not making the site look good. It is making a genuinely complex product understandable to two very different readers on the same page. Here is how we translate complexity into something people grasp quickly.

  • joinergo.com
    Ergo website: Siloed Fragmented Data, the problem stated in plain words beside a simple illustration of disconnected data stores, before any talk of the technology

    Product before technology

    We lead with the job the product performs, not a paragraph about models, agents or infrastructure. The technical depth comes after the visitor knows why they should care.

  • phonely.ai
    Phonely agent builder on phonely.ai: a call flow from Start Flow to Identify Caller Type, branching into follow-up questions and the call endings

    Show the workflow

    Diagrams and product sequences explain what happens before, during and after the AI acts, so the product feels like a process a buyer can trust rather than a black box.

  • delve.co
    Delve website: AI helps you complete every requirement, beside the real AWS findings panel with the Delve AI chat fixing a failing check

    Use the real product

    Product UI, screenshots and interactions carry more weight than generic AI illustration. Real interfaces prove the thing exists and works.

  • litellm.ai
    LiteLLM website: a plain-language promise, go live in your stack in an afternoon, beside a terminal running the real deploy commands

    Design for two levels of understanding

    A founder should grasp the page in 30 seconds, while a technical evaluator can go deeper without hitting a wall. We build both paths into the same layout.

Product UI

Product UI is part of the website design

Most AI startup sites get product visuals wrong in one of two ways. They either hide the product completely behind vague promises, or they drop raw, unframed screenshots into the page with no context. Both cost you trust.

Delve product UI on delve.co: an AWS compliance panel with one failing check highlighted and the Delve AI fix beside it
Delve · the one action that matters
Delve product UI on delve.co: an information security questionnaire with the Auto-Fill button and the Delve AI cursor answering the first question
Delve · the next step: one button, Auto-Fill
Phonely product UI on phonely.ai: call analytics with call volume over twelve months, completed tasks, sentiment, outbound calls and minutes
Phonely · call analytics, cleanly framed

We treat the interface as a first-class design element:

  • Clean and frame real product UI so it looks intentional, not pasted in
  • Highlight the one action that matters instead of showing the whole dashboard
  • Build short visual workflows rather than isolated screenshots
  • Use animation only where it makes the product easier to understand
  • Keep product visuals maintainable, so they survive the next interface change

Done well, product visuals do the selling for you. A framed sequence from a tool like Delve or Phonely shows a buyer exactly what they are getting, which is far more persuasive than another line of copy claiming it works.

Credibility

Design that makes an early product look credible

You can have excellent technology and still lose a deal because the marketing site feels like an MVP. Buyers and investors read design as a signal of how serious the company is. We close that perception gap deliberately.

Delve website: the Delve Compliance Report, with SOC 2 Type 2 and HIPAA certifications as the first thing a buyer sees
Delve · security proof up front, where enterprise buyers look first
joinergo.com
Ergo website: Reporting and Intelligence, where the radar, bar and donut charts, the cards and the line illustration share one visual language
Ergo · charts, cards and illustration in one visual language
  • 01

    Typography and hierarchy

    Dense technical information is made to feel deliberate and readable, not overwhelming.

  • 02

    Consistent visual language

    Product UI, diagrams, illustrations and marketing components look like they came from one company, not five contractors.

  • 03

    Enterprise trust signals

    Security, integrations, customers, technical proof and case studies are easy to find, because that is what enterprise buyers scan for first.

  • 04

    Investor-ready polish

    The site looks capable of supporting the next stage of the company, a Series A raise and enterprise sales, rather than the stage it started in.

The result is a website that makes an early product look like a company worth betting on.

Website anatomy

The anatomy of a strong AI startup website

A strong AI or SaaS page is not a stack of sections. It is six components working together:

litellm.ai
LiteLLM homepage, top to bottom: the headline The AI Gateway for platform teams, one blue Talk to sales button, the routing diagram from your AI app through the gateway to LLMs, MCPs and agents, a strip of customer logos, then the Visibility and Control section with the real key-policy form and a checklist ending in model access control and guardrails with an audit log
1
2
3
4
5
6
LiteLLM homepage, top to bottom
  1. 1

    Clear category and value proposition

    The visitor knows what you are and who it is for within seconds.

  2. 2

    Real product proof

    Actual UI and interactions, framed to show the product doing its job.

  3. 3

    Workflow or use-case explanation

    A visual sequence of what the AI does and when.

  4. 4

    Customer and company credibility

    Logos, testimonials and results that a peer would recognise.

  5. 5

    Technical and enterprise trust

    Security, integrations and documentation signals that pass a buyer's checklist.

  6. 6

    One obvious conversion path

    A single, clear next step rather than five competing buttons.

Miss one and the page leaks trust. Get all six right and the site does the qualifying for you.

Design systems

Designed to survive weekly product changes

A good AI website is not a set of one-off pages that break the moment marketing needs something new. It is a design system. AI companies publish constantly, so we design reusable structures for the pages you will keep needing:

  • Product feature pages
  • Use-case pages
  • Integration pages
  • Industry pages
  • Customer stories
  • Launch announcements
  • Comparison pages

Because these are built as modular Webflow components, your team can publish quickly and the pages still look like one coherent company. New pages inherit the system instead of starting from a blank canvas, which is what keeps a fast-moving site from turning into visual chaos six months in.

delve.co
Delve website: The AI compliance stack, one card module repeated for each agent, from screenshot automation to security questionnaires, code and infrastructure
Delve · one card module, repeated for every agent
Design to build

From design system to Webflow

Design only matters once it ships. Here is how we move from visual concept to a production site built to be edited.

  1. 01

    Design in context

    Pages are designed around real content, real product UI and responsive behaviour, not idealised mockups that fall apart with live data.

  2. 02

    Figma when it helps

    For teams with an existing product or brand design system, work can begin in Figma and carry that system straight through.

  3. 03

    Webflow implementation

    Reusable components, CMS architecture and responsive behaviour are built around future iteration, so the site is ready for the pages you have not thought of yet.

  4. 04

    Custom interactions where they matter

    We use custom code or animation when it helps explain the product, not to decorate the page.

See our dedicated Web design, Webflow development and Figma to Webflow service pages for how each part works in detail.

Performance

Performance is part of the design

A beautiful startup site is a failure if animation, video and oversized product visuals make it crawl. On AI sites especially, heavy product imagery is where speed quietly disappears. We treat performance as a design constraint, decided up front, not a cleanup task at the end.

  • Optimised product imagery
  • Controlled, purposeful animation
  • Responsive asset delivery
  • Clean Webflow implementation
  • Core Web Vitals built into the design decisions
  • Mobile-first QA
  • Delve homepage on a phone: Compliance in days, Security that lasts, with one Book a Demo button
  • Ergo homepage on a phone: A Pipeline You Can Actually Trust, with Book a Demo and Sign in buttons
  • Phonely homepage on a phone: Answer every call perfectly with AI, with one Book a Demo button and the compliance line
Delve, Ergo and Phonely, first screen on a phone

The point is simple: speed is designed in from the first layout, so the site that looks great also loads fast for the buyer evaluating you on their phone between meetings.

Services

What we can design and build

  • AI and SaaS web design

    Website strategy, UX and visual design for complex technical products.

  • Webflow development

    Production-ready, scalable builds designed for marketing autonomy.

  • Figma to Webflow

    Turn approved design systems into responsive Webflow websites.

  • SEO and AEO foundations

    Technical, on-page and AI-search foundations built into the finished site.

Looking for an ongoing Webflow partner for your AI startup?
FAQ

AI startup website design

What should an AI startup website include?

At minimum: a clear category and value proposition, real product UI, a workflow that shows what the AI does, customer and technical proof, enterprise trust signals like security and integrations, and one obvious conversion path. The goal is for a visitor to understand the product, believe it works, and trust the company, all within the first scroll.

How do you explain a complex AI product visually?

We lead with the job the product performs, then use diagrams and product sequences to show what happens before, during and after the AI acts. Real product UI does most of the explaining, and the layout is built for two readers: a founder who wants the gist in 30 seconds and a technical evaluator who wants to go deeper.

Should an AI startup show product screenshots on its homepage?

Yes, but framed, not raw. Unstyled screenshots dropped into a page look unfinished and hurt credibility. We clean and frame the UI, highlight the single action that matters instead of the whole dashboard, and build short visual workflows. Showing the real product is far more convincing than describing it, as long as it is presented with intent.

How do you make an early-stage AI startup look enterprise-ready?

Through deliberate typography and hierarchy, a consistent visual language across product and marketing, and trust signals that enterprise buyers look for: security, integrations, customers and technical proof, all easy to find. The site should look capable of supporting the company's next stage without overstating what the product currently does.

How often should an AI startup redesign its website?

Most do not need a full redesign as often as they think. With a proper design system, you extend and update rather than rebuild. A full redesign usually makes sense at a major repositioning, a new funding stage, or when the current site clearly no longer matches the maturity of the product and the buyers you are now selling to.

Can you design around a product that changes every week?

Yes. We build a modular design system with reusable Webflow components, so feature updates, new use cases and fresh positioning slot into existing structures instead of requiring new one-off pages. The site stays visually consistent even when your product and messaging move quickly.

Do you design in Figma or directly in Webflow?

Both, depending on what serves the project. For teams with an existing product or brand system, we can start in Figma and carry it through. In many cases we design in context directly in Webflow, around real content and responsive behaviour, which avoids quality lost in handoff and gets you to a live, editable site faster.

Is Webflow good for a high-performance SaaS website?

Yes, when it is built properly. Webflow produces clean markup and fast load times, but performance on an AI site depends on how product imagery, video and animation are handled. We treat speed as a design constraint from the start: optimised assets, controlled animation and Core Web Vitals built into the design, not repaired at the end.

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Make your AI product easier to believe in

Turn a complex technical product into a clearer, more credible and higher-performing website.

Book a discovery call
Let's go!
See our AI web design work
See our AI web design work
Get an AI website design teardown, covering homepage clarity, product presentation, trust signals, visual hierarchy and performance.
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