Vibe coding phenomenon lifts AI startup Supabase to $10.5 billion valuation

(Left to right) Supabase's Paul Copplestone, CEO and co-founder, and Ant Wilson, CTO and co-founder Courtesy: Supabase Inc. Vibe coding needs infrastructure. Supabase is trying to provide it. The startup, which makes backend tools for building artificial intelligence apps, said on Thursday that it raised $500 million at a valuation of $10.5 billion, the latest sign that venture investors are seeking to pour money into all corners of the AI market that are showing signs of growth. Supabase's valuation has roughly doubled since its last funding round in October, riding the wave of AI-assisted coding , which allows developers and people without technical skills to quickly build apps and programs through simple text prompts. Co-founded by CEO Paul Copplestone, Supabase has been a major beneficiary of the surging popularity of Anthropic's Claude Code and OpenAI's Codex. Those types of tools are now responsible for the majority of databases on Supabase's platform, with Claude Code being the largest contributor in 2026, he said. Supabase uses the popular open-source database Postgres for developers to store data, authenticate users' sign-ups and logins, and to build and more easily scale their apps on the same platform. Copplestone said the idea fell flat when he first pitched it to an investor in 2014. He tried again six years later, after dealing with scaling limits with databases he was using at another startup. …