MarkosWebWeb intelligence for the agentic economy

Cohorts of 2009

Companies whose accelerator cohort started in 2009. 71 companies.

clusterConsumer 24B2B SaaS 8Fintech 3Developer tools 2Commerce and marketplaces 2Horizontal AI assistants 1Robotics and physical world 1Vertical AI agents 1AI infra and compute 1Climate and energy 1Data for AI 1
sourceY Combinator 42Techstars 19Seedcamp 8500 Global 2
statusAcquired 25Inactive 21Active 16Public 1
CompanyClusterProgramStatusLast signal
Twilio

Provider of an application programming interface designed to offer voice communication services. The company's application programming interface offers globally available cloud API that developers can interact with to build intelligent and complex communications systems, enabling customers to build sales automation systems, order inquiry lines, use CRM applications, call routing applications, phone trees, appointment reminders as well as customize voicemail applications.

Developer toolsCommunications API platform500 GlobalAcquiredchecked 2026-08-23
NudgePad

Online IDE. We joined Microsoft in 2014.

Developer toolsBrowser-based IDE for rapid prototypingY CombinatorS09Acquired2026-08-23