Runtime (YC Spring 2026)

TL;DR: Runtime is a Y Combinator Spring 2026 startup Build and run internal agents, without managing the infrastructure, currently active with a team of 3.

Build and run internal agents, without managing the infrastructure

YC ID
31518
YC Batch
Spring 2026
Status
Active
Team size
3
Industry
B2B, Engineering, Product and Design
YC profile
https://www.ycombinator.com/companies/runtime

Last verified:

Runtime (runtm.com) gives engineering teams control and visibility to enable anyone in their org to use coding agents securely. Eng leaders rolling out coding agents have no way to see what's happening, set boundaries, or safely let non-engineers use them. We provide sandboxed environments, session-level observability, and configurable guardrails so anyone on your team can ship with coding agents without breaking prod. We're live with fast-growing YC scaleups empowering their Engineers, PMs, designers, marketers, and ops to contribute to their codebase or build prod-grade zero-to-one apps.

Frequently asked questions

Is Runtime a YC (Y Combinator) company?

Yes. Runtime was funded by Y Combinator in the Spring 2026 batch. Build and run internal agents, without managing the infrastructure

What does Runtime do?

Runtime (runtm.com) gives engineering teams control and visibility to enable anyone in their org to use coding agents securely. Eng leaders rolling out coding agents have no way to see what's happening, set boundaries, or safely let non-engineers use them. We provide sandboxed environments, session-level observability…

What YC batch was Runtime in?

Runtime was part of Y Combinator's Spring 2026 batch.

How big is Runtime?

Runtime has a team of 3 people according to Y Combinator's directory.

Is Runtime still active?

Runtime is currently listed as Active with a team of 3 in Y Combinator's directory.

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