Writing
13 posts · tagged ai · oldest Feb 2025
- Driving the Agent SDK: permissions, hooks and capsA stage is one query() call. The five options that define what an autonomous agent is allowed to do, the four hooks that make an unattended run watchable, and an honest account of what bypassPermissions actually means.agentsaiarchitecture8 min
- Structured handoffs, and what the model is still allowed to decideWhen one agent hands work to the next, prose is the wire protocol — and a catastrophically bad one. The manifest that made feature selection cost zero tokens, and the line between what a schema pins down and what genuinely needs judgement.agentsaiarchitecture8 min
- Nine stages, nine amnesiacs: context isolation as an architectureDex never lets a session get long enough to rot. Every stage is a brand new agent with an empty context window, state travels through the filesystem, and the unit of everything — execution, resume, storage, the UI — is the stage. Including what that costs.agentsaiarchitecture9 min
- Three pillars, and what each one is missingDex is not a new idea. It is three existing ideas — a bash loop, a spec workflow, and an SDK — each of which is most of an autonomous coding system and none of which is all of it. The interesting part is the shape of the holes.agentsaiarchitecture9 min