Builder.ai: sources

🌀 Unhinged #4

The figures, dates and quotations in the Builder.ai story come from these documents and reports, listed in the order the story draws on them.

1. Rest of World: How Builder.ai fell from $1.5B unicorn to bankruptcy (July 29, 2025) · restofworld.org
2. Wikipedia: Builder.ai (company page) · en.wikipedia.org
3. The Next Web: This startup's AI to build your apps is just a bunch of human devs (Aug 15, 2019) · thenextweb.com
4. Entrackr: Engineer.ai responds to claims about AI capabilities (Aug 20, 2019) · entrackr.com
5. TechCrunch: Builder.ai raises $100M Series C led by Insight Partners (Mar 30, 2022) · techcrunch.com
6. TechCrunch: Microsoft makes strategic investment into Builder.ai (May 11, 2023) · techcrunch.com
7. GlobeNewswire: Builder.ai announces $250M Series D led by Qatar Investment Authority (May 23, 2023) · globenewswire.com
8. Rest of World: Understanding Builder.ai's insolvency and collapse (Aug 1, 2025) · restofworld.org
9. Companies House: Engineer.ai Global Limited company profile · find-and-update.company-information.service.gov.uk
10. Companies House: Engineer.ai Global Limited security charges · find-and-update.company-information.service.gov.uk
11. Bloomberg, via Investing.com: Builder.ai revises sales estimates and initiates audit (Mar 31, 2025) · investing.com
12. Financial Times and Bloomberg, via Silicon UK: Builder.ai revenue restatement and creditor seizure (May 26, 2025) · silicon.co.uk
13. TechCrunch: Microsoft-backed Builder.ai is running out of money (May 20, 2025) · techcrunch.com
14. Business Cloud: Builder.ai bankruptcy and creditor details (June 6, 2025) · businesscloud.co.uk
15. The Gazette: Official winding-up petition notice for Engineer.ai Global Limited (Aug 26, 2025) · thegazette.co.uk
16. CFO.com: FBI serves former Builder.ai CFO with grand jury subpoena (Oct 20, 2025) · cfo.com
17. MoneyWeek: Sachin Dev Duggal and the Builder.ai bust (August 11, 2025) · moneyweek.com