Over the last three posts, we explored the concept of "Zero-UI" software, deep-dived into our high-performance Rust core engine, and wrote local agent scripts using the TypeScript SDK.

But eventually, every developer hits the production wall.

Running a local-first agent data engine on your MacBook is a beautiful experience. But scaling that engine to support thousands of concurrent autonomous agents—while keeping latencies near zero and ensuring total tenant isolation—requires a completely different architectural playbook.

This is the story of how we built thingd.cloud, the managed hosting layer for agent-native infrastructure.

The Production Challenge: Multi-Tenancy for Machines