Topic · 3 posts
Agent-to-Agent
Agents that delegate to other agents: sub-agent spawning, approval queues that span a tree of workers, and the orchestration lessons that predate LLMs.
- 6 min
Accuracy is the wrong metric for an agent router
A keyword baseline scored 0.625 accuracy and claimed every single out-of-scope task. Its abstention rate was zero — and accuracy hid that completely. Three routers measured across A2A capability cards.
- 5 min
I built message orchestration for a federal immigration system. It was the same problem.
BizTalk pipelines, maps and orchestrations against XSD schemas, versus an agent loop routing tool calls with validation and failure handling. Twenty years apart, one problem — and the older field already solved three things the newer one keeps rediscovering.
- 7 min
One agent found 0 of 36. A crew found 36 of 36, for half the tokens.
A 240-item workload measured both ways. The single agent does not fail because it does more work — it fails because it re-sends everything it has already read on every iteration. Including the part where my first measurement was wrong.