ScaffoldBench

RunOpus 5.5repeat 2

Gated-execute on Return an expired, partially shipped order

claude-opus-5-5__gated-execute__ecommerce-hard__r2

Score

1.000

passed
design ran as designed
Cost
$0.208
Latency
1m 22s
setup 0.0s, grading 0.0s
Turns
31
Tool calls
20
Subagents
5
Tokens in / out
77k / 4.4k
56,531 read from cache

Did the design run?

every check held
  • Run completed: heldharness.run-completedThe environment was built, the architecture returned and grading finished, none of them throwing.
  • No API failures: heldharness.apiNo model call failed at the API.
  • Every call ended: heldharness.calls-endedEvery call ended with a result, or was stopped by the run's own limits.
  • No harness tool denied: heldharness.harness-toolsThe sandbox guard never denied a harness tool, nor a tool the session itself offered.
  • Tool servers connected: heldharness.mcp-connectedEvery tool server the harness gave a call was connected when the session started.
  • No foreign tool servers: heldharness.mcp-hermeticNo call loaded a tool server the harness did not give it.
  • Builtin tools: heldharness.builtin-toolsA check recorded with the run.
  • Structured replies arrived: heldharness.structured-outputEvery call that asked for structured output and ran to the end got it.
  • No silent fallbacks: heldharness.not-degradedNo phase fell back on a default (an empty plan, a default winner) instead of its output.
  • Every state change was reviewed: heldgated-execute.reviewedEvery call that changed the world had been allowed by a review before it ran, counted from the world’s own journal.
  • Every decision was read: heldgated-execute.decisionsEvery review that ran to its end gave its decision through the schema; an unreadable one is a denial.
  • Each call was shown the right tools: heldgated-execute.toolsThe executor was shown the task’s full toolset and each reviewer the read-only tools.

Phases

Execute: 0.0s to 1m 22s, finished, 9 tool calls, $0.073
Review 1: cancel_order: 8.5s to 16.2s, finished, 1 tool call, $0.022
Review 2: refund_order: 18.7s to 25.5s, finished, 1 tool call, $0.021
Review 3: restock_item: 25.5s to 36.8s, finished, 4 tool calls, $0.036
Review 4: refund_order: 36.8s to 43.5s, finished, 2 tool calls, $0.026
Review 5: apply_store_credit: 45.9s to 1m 14s, finished, 3 tool calls, $0.029

Drawn from the phase records: timing and cost per call, no tool calls or messages.

PhaseDurationCostTurnsToolsModel
Execute1m 22s$0.073109claude-opus-5-5
Review 1: cancel_order7.8s$0.02231claude-opus-5-5
Review 2: refund_order6.8s$0.02131claude-opus-5-5
Review 3: restock_item11.3s$0.03664claude-opus-5-5
Review 4: refund_order6.7s$0.02642claude-opus-5-5
Review 5: apply_store_credit27.6s$0.02953claude-opus-5-5

The call-by-call replay is not published for this run. Traces are large, so the repository keeps 9 of this run set’s 900 and leaves the rest out; the score, phases and final answer on this page come from the committed run record.

Runs you can replay

Record this cell yourself: npm run bench -- run --strategies gated-execute --tasks ecommerce-hard --models claude-opus-5-5 --repeats 1

Score breakdown

  • passThe two shipped lines were returned as store credit for exactly what they cost
    1.00weight 0.27
  • passThe credit reached the customer balance, not just the ledger
    1.00weight 0.18

    storeCreditCents=55300

  • passThe line that never shipped was cancelled and refunded to the card
    1.00weight 0.27

    line L3: status=cancelled refundedCents=13800 method=card

  • passCancelled units were restocked and returned units were not
    1.00weight 0.18

    P-HUB=10 P-DOC=3 P-MON=5

  • passRead the return policy before issuing a refund
    1.00weight 0.09

Penalties

No penalties were applied.

Scorer metadata

tool calls
20
failed tool calls
0
distinct tools
10

Final answer

I've processed Priya Raman's whole order O-3001 (£686.00 paid). She gets all £686.00 back, but £548.00 of it is store credit, not a refund to her card.

What was in the order:

  • L1 (P-DOC, £219.00) and L2 (P-MON, £329.00) shipped on 2026-05-04.
  • L3 (2 × P-HUB, £138.00) had not shipped yet.

What I did:

  1. L3, the line that never shipped: I cancelled it rather than treating it as a return. I refunded the £138.00 she paid to her card (refund RF-1). I also put the 2 hubs back into stock (P-HUB went from 8 to 10).
  2. L1 and L2, the shipped items: The return policy allows 30 days from when a line shipped. These shipped on 2026-05-04, which is well over 30 days ago, so the policy says the refund must be store credit, not card. I recorded a £548.00 store-credit refund against the order (RF-2). Then I added the same £548.00 to her store-credit balance, which went from £5.00 to £553.00.

The order is now marked returned and fully refunded (£686.00 of £686.00).

Decisions for you:

  • Card vs credit: Her request was for her money back, but the £548.00 can't go to her card under the policy. She should be told it's store credit.
  • Stock for the returned items: I haven't put P-DOC or P-MON back into stock. Returned goods only go back on the shelf once the warehouse receives them, and nothing shows that has happened yet. Someone needs to restock 1 of each when her parcel arrives.
  • Today's date: My session said today is 2026-10-06, but the store system says 2026-07-25. It doesn't change anything here, because both dates are more than 30 days after shipping.

Provenance of the numbers on this page

run set
scaffold-or-scale-v1
models
Haiku 4.5, Sonnet 5.5, Opus 5.5
effort
high
repeats
2
fixtures
replay
runs
900 / 900
strategy cost
$354.44
judge cost
$9.19
wall clock
9h 48m
git
fce5807b2d

Cost excludes judge calls, which are tracked separately so a scoring model never flatters or penalises an architecture. Every figure on this site is read from results/ at build time.