TL;DR: OpenAI’s reported $3B bid for Windsurf underscores a shift from API monetization to vertically integrated full-stack products as labs race to own distribution, data, and usage. Sacra estimates that Windsurf reached $40M in ARR in February 2025, tripling from $12M at the end of 2024. For more, check out our full report and dataset on Windsurf...