Playground

Describe what you want.
It runs on real Kubernetes.

No signup, no card — a live agent building on real Kubernetes for 30 minutes.

tinysystems — new agent
⌘↵to start
Model
Claude Sonnet 5
Drives the build over MCP — the same agent stack you'd run from Claude Code.
Session
30 min · 100k tokens
Ephemeral project, auto-cleanup after the session. Claim it to keep it — a copy runs on your own server.
What runs
A real K8s agent
Real workloads on a Spot node pool. Building is on us; when your agent calls an LLM, it uses your own key.