Y Combinator
Y Combinator
April 22, 2026

How Stripe Built Their New Website

YouTube · ypzNhwpmOD4

Quick Read

Stripe's Head of Design, Katie Dill, details the strategic redesign of their homepage, emphasizing how business evolution, user experience, and thoughtful integration of AI shaped a sophisticated, engaging, and high-performing website.
A website is a company's manifesto, requiring intentional design to reflect business evolution.
Stripe's new site uses a 'bento box' and interactive modals for progressive product disclosure.
AI accelerates design exploration and prototyping, but human craft and taste remain essential for exceptional results.

Summary

Katie Dill, Stripe's Head of Design, discusses the redesign of Stripe's homepage, replacing a six-year-old site that, while visually durable, no longer accurately reflected the company's expanded business and product suite. The redesign focused on clearly articulating Stripe's current offerings—beyond just payments to include subscriptions, AI billing, and platform solutions—and evolving its brand sophistication. Key elements of the new site include a dynamic GDP counter to establish trust and scale, an innovative 'bento box' layout with interactive modals for progressive disclosure of products, and subtle, intentional animations to convey care and presence. Dill highlights the extensive iteration process, including a custom 'wave' tool for visual experimentation and user research on different layouts. She also explains how AI accelerated prototyping and exploration but stressed that human craft, taste, and attention to detail remain indispensable for achieving truly exceptional design, rather than settling for 'good enough.'
This episode offers a masterclass in strategic web design and product development for companies facing rapid growth and evolving product portfolios. It demonstrates how a website serves as a company's 'manifesto,' requiring deep intentionality in every visual and interactive element. The discussion on leveraging AI for efficiency while maintaining high standards of craft provides critical guidance for designers and product leaders navigating new technological capabilities. Furthermore, Stripe's 'walking the store' culture underscores the importance of continuous user empathy and holistic product experience, offering a practical model for any organization aiming for excellence.

Takeaways

  • Stripe's website redesign was driven by the business's evolution beyond core payments, necessitating a clearer articulation of its diverse product suite.
  • The new site employs innovative UI patterns like the 'bento box' and interactive modals to provide progressive disclosure of complex offerings without overwhelming users.
  • AI tools significantly enhance design exploration and prototyping speed, but human judgment, taste, and a relentless pursuit of quality are crucial to avoid 'slop' and achieve truly differentiated experiences.

Insights

1Business Evolution Drove Website Redesign

Stripe's previous website, launched in 2020, had aged gracefully but no longer accurately represented the company's expanded product suite. What started primarily with payments had evolved to serve multi-national enterprises with solutions for subscriptions, AI usage-based billing, tax, and platform businesses like Shopify. The old site's narrative struggled to convey this breadth, leading to a fragmented user experience.

The business had just evolved beyond the point of what this story was being told on this site. We now today serve you in multi-national enterprises in many categories including helping them with subscriptions, helping AI companies with usage based billing, tax revenue recognition platforms like Shopify and helping them move money for the businesses in their um on their platform. And so these stories were coming through here, but you were kind of only getting a glimpse of the product offering that Stripe provided. And so this was probably the biggest thing that we realized that we needed to change.

2A Website is a Company's Manifesto

Stripe views its website as more than just an information portal; it's a manifesto that demonstrates who the company is, what it does, and why it does it. This perspective influences every design decision, from color and typography to the level of detail and care invested, indirectly communicating the company's values and commitment to quality.

What is the point of a website anyways? I think one part of it is it's your manifesto whether you explicitly call it that or not because you're demonstrating who you are, what you are doing and why you do it and in some indirect ways right it's just like the nature of the way that you build your site how you present yourself what colors you choose what typography you choose the details that you choose to care and the ones you don't and then of course how you articulate what you're doing and what you offer.

3Innovative 'Bento Box' Design for Progressive Disclosure

To address the challenge of showcasing a vast product suite without overwhelming users, Stripe implemented a 'bento box' layout. This design uses a grid of visual tiles, each representing a solution area (e.g., Payments, Billing, AI), with minimal text. Clicking a tile triggers a modal overlay that provides more information, allowing users to explore details without leaving the homepage, fostering a 'browse' experience.

This next section is what we call our bento. And so this is probably the big area that's seeking to solve some of the problems I talked about earlier about really expressing kind of like the scale of the product offering... what we're really trying to do is show rather than tell. So, hence the imagery. And then the quick way that you can gain more insight is we do this kind of overlay, this larger modal, so you don't actually have to go off your course.

4Intentional Animation and Interactivity Convey Care

The new website incorporates subtle animations and interactive elements, such as dynamic data visualizations and responsive cards. These are not for aesthetic appeal alone but are carefully tuned to express the care Stripe puts into its work, making the site feel 'alive' and trustworthy. The team meticulously prototyped and refined these animations to avoid distraction, ensuring they enhance the user experience and communicate underlying messages like global scale or uptime.

One of the things that we are trying to express is the care that we put into the work that we do because if you see the care that goes here, then you you're right to assume that we also put that care behind the scenes in the way that we move money and the way that we protect a company's information... If you go too far with it, it becomes distracting. It becomes annoying. Nobody really wants to engage with that. And so, it's just delicate movements and really just like trying to fine-tune it.

5AI Accelerates Exploration but Doesn't Replace Craft

Stripe leveraged AI tools to speed up the design process, particularly for generating image variations and prototyping interactions. AI allowed the team to explore 20 ideas in the time it would traditionally take for two. However, Dill emphasizes that AI does not replace human craft, taste, or attention to detail. Designers must still meticulously refine AI-generated outputs to ensure they meet high-quality standards and align with the brand's specific nuances, like perfectly rendered bubbles or shadows in an image.

We're like great, we're gonna use AI and it's going to be awesome and we're gonna get these done in a, you know, a day. Now, of course, like the reality is, you know, building with AI is actually also, you know, something that is u it requires the love and care and attention of the makers... I think what AI is helping us do is it's helping us speed up our process and certainly helping us explore more... However, the it doesn't replace craft. It doesn't replace taste. it doesn't replace, you know, the attention to detail to ensure that you're getting each of those things right.

Bottom Line

AI's impact on design systems will shift from static component libraries to dynamic, AI-managed systems that can expand and customize components based on designer input, enabling faster iteration and growth.

So What?

This evolution means design systems will become more adaptive and powerful, allowing designers to push beyond existing components more easily while maintaining brand consistency. It democratizes design system expansion, but requires designers to actively guide the AI to ensure quality and intentionality.

Impact

Develop AI-powered design system tools that can interpret natural language or sketches to generate new, on-brand components or modify existing ones, facilitating rapid prototyping and system evolution. This could also lead to 'smart' design systems that proactively suggest component variations based on context or user needs.

The rise of AI tools for rapid content and design generation creates a new imperative for designers to focus on 'new paradigms of interaction' and 'agent experiences,' rather than just optimizing traditional UI.

So What?

As AI handles more baseline design tasks, designers gain time to explore how users will interact with products through AI agents and other novel interfaces. This shifts the design focus from pixel-pushing to strategic thinking about future user behaviors and system interactions.

Impact

Invest in research and development for designing 'agent-first' experiences and conversational UIs. Companies should train designers not just on traditional UI/UX but also on prompt engineering, AI interaction design, and how to build experiences for users interacting with AI agents.

Key Concepts

Website as a Manifesto

A company's website implicitly and explicitly communicates its identity, values, and offerings. Every design choice, from typography to interactivity, contributes to this overarching statement, demonstrating who the company is, what it does, and why it matters.

Progressive Disclosure

A design principle where information is revealed gradually, allowing users to absorb high-level concepts before diving into details. This prevents cognitive overload and encourages exploration, as seen in Stripe's 'bento box' with pop-up modals.

Fighting the Gravitational Pull to Mediocrity

The inherent tendency for teams and products to settle for 'good enough.' Overcoming this requires intentionality, a high bar for quality, and a willingness to iterate and refine, even if it means delaying a launch, to achieve exceptional results.

Walking the Store

A company culture practice where all employees regularly use and experience their own products from the perspective of a user. This fosters empathy, identifies pain points, and ensures a cohesive, high-quality end-to-end user experience across different product areas.

Lessons

  • Define your website's purpose as a 'manifesto' to guide all design decisions, ensuring every element reflects your company's identity, values, and offerings.
  • Implement 'progressive disclosure' techniques, like Stripe's 'bento box' with interactive modals, to present complex product suites without overwhelming users, allowing them to explore at their own pace.
  • Leverage AI tools for rapid prototyping and design exploration to accelerate your process, but always prioritize human craft, taste, and meticulous attention to detail to elevate AI-generated outputs beyond 'good enough' to truly exceptional.
  • Cultivate a 'walking the store' culture where all team members regularly use and test your products from a user's perspective, fostering empathy and identifying areas for improvement across the entire user journey.
  • Actively 'fight the gravitational pull to mediocrity' by setting a high bar for quality, being willing to iterate extensively, and making decisions that prioritize exceptional user experience over simply shipping quickly.

Stripe's Website Redesign Playbook

1

**Assess Business Evolution:** Evaluate if your current website accurately reflects your expanded product suite and brand sophistication. Identify gaps in narrative and user experience.

2

**Define Website as Manifesto:** Articulate the core message and values your website should convey. Use this 'manifesto' to guide all subsequent design and content decisions.

3

**Prioritize 'Showing, Not Telling':** Opt for visual storytelling and interactive elements over heavy text to communicate complex offerings. Use imagery and subtle animations to convey brand care and presence.

4

**Implement Progressive Disclosure:** Design layouts (e.g., 'bento box' with modals) that allow users to browse high-level product categories and then dive into details without leaving the main page, preventing information overload.

5

**Leverage AI for Exploration & Prototyping:** Use AI tools to rapidly generate design variations, experiment with visual styles (like the 'wave' tool), and mock up interactions, significantly accelerating the initial design phases.

6

**Insist on Human Craft & Iteration:** Critically review AI-generated outputs. Dedicate significant time to human refinement, fine-tuning details, animations, and visual nuances to ensure the final product meets high standards of taste and quality, even if it means delaying launch.

7

**Practice 'Walking the Store':** Establish a company-wide culture of regularly testing your products from a user's perspective. Encourage cross-functional teams to identify dead ends and ensure a cohesive, end-to-end user experience.

Notable Moments

Patrick Collison questioned the fundamental purpose of a website during the redesign process, leading the team to define it as a 'manifesto.'

This moment highlights the importance of re-evaluating core assumptions, even for established elements like a company website, to ensure strategic alignment and intentional design.

The Stripe team delayed the website launch by a week over the holidays to perfect the smoothness and intentionality of animations in a specific metrics section.

This demonstrates Stripe's commitment to fighting mediocrity and prioritizing exceptional user experience, even at the cost of a delayed release, reinforcing the idea that 'doing it right' matters in the long run.

The design team's detailed critique of AI-generated images, pointing out subtle flaws in bubbles, shadows, and human anatomy, despite the images appearing 'real' at first glance.

This vividly illustrates that while AI can generate plausible outputs, human expertise is indispensable for identifying and correcting nuanced imperfections that differentiate 'good enough' from truly polished and trustworthy design.

Quotes

"

"The business had just evolved beyond the point of what this story was was being told on this site."

Katie Dill
"

"What is the point of a website anyways? I think one part of it is it's your manifesto whether you explicitly call it that or not."

Katie Dill
"

"One of the things that we are trying to express is the care that we put into the work that we do because if you see the care that goes here, then you you're right to assume that we also put that care behind the scenes."

Katie Dill
"

"I'm a AI hopeful that the creation of these tools that can help us move so much faster and basically get to like get to good almost like instantaneously and almost for free. And now great, we can take that time to then push it that next level and to create something that is really interesting and playful and, you know, beautiful."

Katie Dill
"

"AI is helping us do is it's helping us speed up our process and certainly helping us explore more... However, the it doesn't replace craft. It doesn't replace taste."

Katie Dill
"

"The gravitational pull is to mediocrity. Like, it is just so easy to accept good enough."

Katie Dill
"

"Don't be wooed by you know just how easy that was to achieve but instead ask yourself like but is this really is this really great? Is this like have I really hit the mark?"

Katie Dill

Q&A

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