Builder.ai (formerly Engineer.ai Corporation) was a smartphone application development company that claimed to use AI to massively speed up app development. The company was based mostly in the United Kingdom and the United States, with smaller subsidiaries in Singapore and India. After years of allegations that it had exaggerated its AI capabilities (instead relying on outsourced human contractors) and misreported its financials, the company entered insolvency proceedings in 2025.
Builder.ai (formerly Engineer.ai Corporation) was a smartphone application development company that claimed to use AI to massively speed up app development. The company was based mostly in the United Kingdom and the United States, with smaller subsidiaries in Singapore and India. After years of allegations that it had exaggerated its AI capabilities (instead relying on outsourced human contractors) and misreported its financials, the company entered insolvency proceedings in 2025.
== History == The company was founded in 2016 by Sachin Dev Duggal after splitting from an earlier company. Although his friend Saurabh Dhoot was initially listed as a co-founder, the company later stated that he was not involved in its founding. Both Dhoot and Duggal have faced criminal probes relating to their previous business venture under Videocon. Dhoot served as a board member of Builder.ai from 2018 to 2022. It advertised itself as making website or app creation “as easy as ordering pizza”, which attracted investors.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).