Keynote Interview: Vercel's Guillermo Rauch on the Agent Era | Azure Cosmos DB Conf 2026

Guillermo Rauch — CEO and founder of Vercel, and creator of Next.js — joins Kirill Gavrylyuk at Azure Cosmos DB Conf 2026 to talk about building a developer cloud for a world where AI agents write and deploy software. Inside this clip from the keynote: • "Agent ergonomics" — ease of use for agents as the new design target • Why serverless compute plus serverless data is the right bet for ephemeral, vibe-coded apps • Fault isolation and avoiding noisy-neighbor problems at Vercel's scale • The economics of a query — what Cosmos DB's RU model means in a token world • Growing Vercel's weekly deployment count 3X in months on Azure Cosmos DB • Why the engineers of the next decade are radically full-stack 👤 Connect with Guillermo Rauch 📝 Guillermo Rauch is CEO of Vercel and creator of Next.js. Originally from Buenos Aires, he is known for open-source work on Socket.IO and Mongoose. 💼 https://www.linkedin.com/in/rauchg/ 𝕏 https://x.com/rauchg 🌐 https://vercel.com/ 🎤 https://developer.azurecosmosdb.com/conf/#speaker/guillermo-rauch 👤 Connect with Kirill Gavrylyuk 📝 Kirill Gavrylyuk is Vice President for Azure Cosmos DB at Microsoft, leading product and engineering since the Cosmos DB launch in 2017. 💼 https://www.linkedin.com/in/kirillgavrylyuk/ 🎤 https://developer.azurecosmosdb.com/conf/#speaker/kirill-gavrylyuk --- Azure Cosmos DB Conf 2026 is a free virtual developer event focused on building modern, scalable applications with Azure Cosmos DB. Sessions feature Microsoft engineers, product teams, and members of the global developer community sharing real-world solutions and best practices. Originally streamed on April 28, 2026 | 9:00 AM – 2:00 PM PT 🔗 Useful Links • Watch the full keynote — https://aka.ms/CosmosConf26Keynote • Explore all sessions on-demand — https://aka.ms/CosmosConf26Playlist • Take the Cosmos Conf Challenge. First 500 to complete gets a voucher for 100% free certificate exam for DP-420 — https://aka.ms/CosmosDBConfChallenge • Azure D