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
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