coderunner · bounded code execution

Run customer code.
Keep the boundary visible.

Coderunner gives customer- and agent-authored JavaScript a declared isolation tier, narrow authority, bounded results, and evidence you can inspect after every run.

Try a guided demo → Start a self-managed evaluation

Demo status: the page is ready for the hosted gateway; public execution depends on the configured deployment.

01 / SEE ITTry the guided demoTransform synthetic workforce data, then test the denied boundary. 02 / RUN ITQuick start locallyBring up a process-tier smoke first; move to verified kernel or VM isolation for hostile production code. 03 / LEARN ITUnderstand the modelStart from zero and learn what WASM, containers, gVisor, VMs, grants, and receipts mean.

interactive field guide

Learn the boundary, then trust the signal.

Fifteen compact trainers turn coderunner's security model and product shape into decisions you can make. Change configurations, trace requests, design integrations, and test deployment gates without running untrusted code.

Open the trainer catalog →