The a16z Podcast
The a16z Podcast

How Whatnot Built a Global Marketplace

a16z General Partner David George is joined by Grant LaFontaine, co-founder of Whatnot, to unpack how a marketplace that started with collectibles evolved into one of the world's leading live shopping platforms. Grant traces the company's origins from selling Pokémon cards online as a kid

Featured Speakers

a16z HostGrant LaFontaine Guest

Topics Discussed

Episode Summary

Executive Summary: Grant LaFontaine traces Whatnot’s origin from childhood Pokémon-card sales to a live-commerce platform built on fun, trust, and human connection. He argues that live shopping expands demand beyond intent-based e-commerce, empowers small businesses, and can scale globally across categories. The conversation emphasizes trust and safety, AI as a seller-enablement tool, and Whatnot’s expansion from collectibles into fashion, food, and more.

Main Topics: Origin story and founder-market fit (Priority: 5/5): LaFontaine explains how selling Pokémon cards online as a child shaped his intuition for marketplace commerce and later influenced Whatnot’s creation with Logan. Whatnot’s product philosophy: commerce as entertainment (Priority: 5/5): The core thesis is that users come for enjoyment, discovery, and community—not just transactions—making Whatnot closer to a shopping mall than a traditional e-commerce site. Market timing and the rise of live commerce (Priority: 5/5): The discussion contrasts U.S. e-commerce with China’s live commerce scale and argues that live shopping is a more efficient, demand-expanding format that will keep growing. Seller empowerment and small-business creation (Priority: 5/5): Whatnot is positioned as a platform that helps one- and two-person operations through large businesses scale, with sellers keeping strong economics and building their own brands. Category expansion beyond collectibles (Priority: 4/5): The company’s expansion into fashion, electronics, food, golf, and future categories like cars shows the format’s flexibility for highly considered and story-rich purchases. Trust, safety, and platform reliability at scale (Priority: 5/5): LaFontaine details the heavy operational investment in moderation, fraud prevention, shipping, and automated enforcement systems to protect buyers and sellers. AI as an assistant, not a replacement (Priority: 4/5): Whatnot is using AI for listing, metadata, analytics, and moderation while preserving the human seller-buyer relationship that makes the platform work.

Key Arguments: Users do not care about the category label or market structure; they care about whether the experience is enjoyable and valuable. Live commerce expands demand because it combines discovery, entertainment, and transaction in one format, unlike intent-driven e-commerce. Whatnot’s early advantage came from building what users were already doing—selling through live video—but fixing the broken payment, shipping, and discovery layers. The platform is fundamentally better for small businesses than highly efficient but opaque marketplaces because it lets sellers build identity, brand, and repeat customers. Live commerce has global applicability: the same model has worked across multiple countries and categories, suggesting durability beyond the U.S. market. Trust and safety are central to the business and require major investment because the platform operates at massive scale and handles high-stakes transactions. AI should improve seller efficiency while preserving the human nature of the platform; avatars and depersonalized experiences are not the goal. Whatnot’s category expansion is a result of the format, not just the vertical—anything that benefits from explanation, trust, and storytelling can work.

Data Points: Live commerce share in China: 30–40% - LaFontaine says live commerce represents roughly 30 to 40% of all commerce in China. Live commerce share in the U.S.: Single digits - He contrasts China with the U.S., where live commerce is still in the single digits. User time on platform: 95 minutes/day - Users reportedly spend about 95 minutes a day on Whatnot. Non-purchase rate on a given day: Greater than 80% - Most people on the platform are watching and chatting rather than buying on any given day. Whatnot sales last year: Over $8 billion - LaFontaine says Whatnot did over $8 billion in sales last year. Whatnot sales so far this year: Over $8 billion - He says the company has already surpassed $8 billion in sales so far this year. Trust and safety workforce: About 40% of employees - A large share of the company is dedicated to trust and safety. Countries live in: 10 countries - Whatnot is live in the U.S., Canada, five European countries, Japan, and Australia. Categories on platform: 100+ categories - The platform has expanded from collectibles into more than 100 categories. First online sale: $10 - His first online sale was a holographic Chancy Pokémon card sold for $10. Domain purchase price: 0.5 Bitcoin / $5,000 - Whatnot’s domain was bought from a seller for half a Bitcoin, around $5,000 at the time. Biggest businesses on Whatnot: Upwards of $100 million in revenue - LaFontaine says top sellers can scale to nine-figure revenue with strong margins. Seller EBITDA margins: 20–40%+ - He claims the biggest businesses can achieve very strong EBITDA margins. Fresh fish pilot sales: $3,000–$4,000 - A seafood distributor sold several thousand dollars of fish in a pilot live session.

Pivotal Quotes: "Users don't give a shit about the market, they care about whether they're going to enjoy the thing, it provides value, and that's the experience that makes it fun and keeps you coming back." — Grant LaFontaine: Explaining Why Whatnot focuses on user experience over market category framing. "If you look at e-commerce today, it's so, you have to know exactly what you're looking for." — Grant LaFontaine: Describing why live commerce expands discovery beyond traditional intent-based shopping. "Whatnot sort of analogous to visiting a store." — Grant LaFontaine: Comparing the platform to browsing a physical retail environment rather than searching a catalog.

Implications: Live commerce appears poised to move from niche to mainstream by making shopping social, trust-rich, and entertaining. For sellers, it can unlock brand-building and global reach; for platforms, the winners will be those that preserve human connection while using AI to scale operations.

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About The a16z Podcast

The a16z Podcast discusses tech and culture trends, news, and the future – especially as ‘software eats the world’. It features industry experts, business leaders, and other interesting thinkers and voices from around the world. This podcast is produced by Andreessen Horowitz (aka “a16z”), a Silicon Valley-based venture capital firm. Multiple episodes are released every week; visit a16z.com for more details and to sign up for our newsletters and other content as well!

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