YC Winter 2021 Infrastructure Startups

13 Y Combinator Infrastructure companies from the Winter 2021 batch — with team size, status, and one-liner for every startup.

Total
13
Active
9
Acquired
1
Shut down
3

Y Combinator's Winter 2021 batch included 13 Infrastructure startups. Of these, 9 remain active, 1 have been acquired, and 3 have shut down.

  • Encord (150 people) — The data layer for physical AI
  • Ollama — Get up and running with large language models.
  • Galaxy (2 people)
  • Svix (12 people) — Enterprise ready webhooks service, open-source and in the cloud
  • Arpio (7 people) — Recover from any outage in 10 minutes or less.
  • Quicknode (115 people) — Tools & infra to build and scale high-quality blockchain applications.
  • Dyte (45 people) — Real-time audio & video SDKs, ready to launch 🚀
  • Mystic (11 people) — Low latency API to run and deploy ML models
  • SigNoz (38 people) — Open source alternative to DataDog
  • SlashAuth (3 people) — The solution for fine-grained access control in web3
  • SST (8 people) — For whatever you build.
  • Outpaint.com (4 people) — AI that expands any video to fit any screen.
  • Nimbus (3 people) — Nimbus reduces Datadog costs by more than 60% without Manual Effort

Explore related

Loading interactive view…