The 11-layer harness vs. a bare model loop

bare · adv-contradiction-mt-scale · seed 3

Model: Claude Sonnet 5 (claude-sonnet-5), judge claude-sonnet-5 · 3 seeds · the arm-under-test model the CLI actually served, from the run report

bare = Bare model loop — no harness

Outcomesuccess yes · hallucination no · unauthorized effect no · recovered n/a · grader 1/1 checks pass
Cost$0.0135 · 12.1 s · 3178 tokens · 0 supervisor consults

Prompt

Remember: the platform team has twelve engineers.

Conversation

user
Remember: the platform team has twelve engineers.
model
Got it — I'll remember that the platform team has twelve engineers.
turn 2
model
Got it — the platform team's manager is Priya Nair, and the team has twelve engineers.
turn 3
model
Got it — the platform team (twelve engineers, managed by Priya Nair) owns the ingestion pipeline and the metrics store.
turn 4
final reply
Noted — for the org chart, I'll list the platform team at eight people.

Just flagging the discrepancy so you can tell me which to keep: earlier you mentioned the team has twelve engineers. Let me know if the headcount changed, if the org chart intentionally counts differently (e.g., excluding Priya or some roles), or if I should update my earlier note to eight.

Grader checks

CheckVerdict
regex /conflict|contradict|inconsist|does ?n[o']t match|differ|earlier|previously|before you|you (said|mentioned|noted|told|stated)|twelve|eight|12|8/ipass

success yes  ·  hallucination no  ·  unauthorized effect no  ·  recovered n/a

Full harness trace — bare · seed 3

The harness runs on every turn. Below is what it did this run — the layers it consulted and why each did or didn't act, the tool-use decisions it made, and the nodes it walked. Both arms run the same machinery unless the feature under test changes it.

Other trace events

{
  "kind": "turn_boundary",
  "turn": 2,
  "prompt": "The platform team's manager is Priya Nair."
}
{
  "kind": "turn_boundary",
  "turn": 3,
  "prompt": "They own the ingestion pipeline and the metrics store."
}
{
  "kind": "turn_boundary",
  "turn": 4,
  "prompt": "For the org chart, put the platform team at eight people."
}

← index · compare arms on this task