4 posts
Posts on agents
On building, running and keeping control of your own agents.
latest · Sep 24, 2026 · 5 min readYou can't roll back an agent
Rollback undoes code, not consequences. An agent's value is acting outside your systems, so recovery has to be designed in before the action, not after.
2026
- Sep 3Prompt injection can't be solved. It has to be contained.5 minThe industry has stopped pretending it can filter injection away. The ones that survive treat it as a blast-radius problem — and bound it with permissions, not prompts.
- Jul 9Your multi-agent pipeline has no message authentication5 minEvery major agent framework passes messages between agents as plaintext — no signatures, no verification. That is the defining security gap of multi-agent systems in 2026.
- Jul 2AI agent costs blow up because the infrastructure has no budget layer4 minA $47k LangChain loop, Uber's annual AI budget gone in four months, and why per-agent budget enforcement beats monitoring every time.