TLDR Tech / Dev
The self-driving codebase: Building Horizon at WorkOS
Horizon is an autonomous code factory that uses webhooks to trigger agents in Cloudflare sandboxes to plan, code, and verify work end-to-end. The system's architecture is made of disposable sandboxes, a shared context server, and an orchestrator, which all work together in a compounding loop where every run ships code and improves the platform.
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