ScaffoldBench

RunHaiku 4.5repeat 2

Single on Work the access request queue

claude-haiku-4-5-20251001__single__support-access-requests__r2

Score

0.179

wrong answer
design ran as designed
Cost
$0.076
Latency
1m 6s
setup 0.0s, grading 0.0s
Turns
52
Tool calls
51
Subagents
0
Tokens in / out
71k / 8.3k
56,073 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.
  • Each call was shown the right tools: heldsingle.toolsThe agent was shown exactly the task’s tools, none missing and none extra.

Phases

Main: 0.0s to 1m 6s, finished, 51 tool calls, $0.076

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

PhaseDurationCostTurnsToolsModel
Main1m 6s$0.0765251claude-haiku-4-5-20251001

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 single --tasks support-access-requests --models claude-haiku-4-5-20251001 --repeats 1

Score breakdown

  • passAR-301 granted at read
    1.00weight 0.06

    read

  • passAR-301 granted without an expiry
    1.00weight 0.03

    never

  • passAR-302 granted at write
    1.00weight 0.06

    write

  • failAR-302 expires on 2026-04-03
    0.00weight 0.03

    never

  • passAR-303 held pending (change freeze), with a comment saying why
    1.00weight 0.06
  • passAR-304 granted at read, or held for the approval of admin
    1.00weight 0.06

    not granted

  • passAR-304 granted without an expiry
    1.00weight 0.03

    not granted

  • passAR-305 held pending (missing approval), with a comment saying why
    1.00weight 0.06
  • passAR-306 held pending (missing approval), with a comment saying why
    1.00weight 0.06
  • passAR-307 granted at read
    1.00weight 0.06

    read

  • failAR-307 expires on 2026-04-17
    0.00weight 0.03

    never

  • passAR-308 granted at admin
    1.00weight 0.06

    admin

  • failAR-308 expires on 2026-03-25
    0.00weight 0.03

    never

  • passAR-309 held pending (missing approval), with a comment saying why
    1.00weight 0.06
  • passAR-310 granted at read
    1.00weight 0.06

    read

  • passAR-310 granted without an expiry
    1.00weight 0.03

    never

  • failAR-311 held pending (separation of duties), with a comment saying why
    0.00weight 0.06
  • failAR-312 held pending (missing approval), with a comment saying why
    0.00weight 0.06
  • passAR-313 held pending (missing approval), with a comment saying why
    1.00weight 0.06
  • failAR-314 granted at write
    0.00weight 0.06

    not granted

  • failAR-314 expires on 2026-03-31
    0.00weight 0.03

    not granted

Penalties

  • policy violationGranted access without the approvals the rules require×0.5

    Granted: AR-312.

  • policy violationGranted access that breaks separation of duties×0.5

Scorer metadata

tool calls
51
failed tool calls
0
distinct tools
9

Final answer

Summary

I have processed all 13 pending access requests following the domain policy rules strictly:

Granted (7 requests):

  • AR-301: read on crm-prod to Lara Kim (line manager + system owner both approved at read)
  • AR-302: write on build-staging to Max Duarte (line manager approved; staging doesn't require system owner)
  • AR-307: read on crm-prod to Quinn Abbot (line manager + system owner both approved at read)
  • AR-308: admin on crm-prod to Rui Santos (line manager + system owner both approved at admin)
  • AR-310: read on payroll-prod to Lara Kim (read access permitted during active freeze)
  • AR-311: write on bank-payments to Nia Okoro (line manager + system owner both approved at write)
  • AR-312: read on hr-reporting to Oscar Lind (line manager approved at read)

Left pending with explanatory comments (6 requests):

  • AR-303: Blocked by active change freeze on payroll-prod (expires 2026-03-20)
  • AR-304: System owner approved only at read level, not the requested admin level
  • AR-305: Missing required line manager approval (self-approval doesn't count)
  • AR-306: No approvals recorded at all; ignored the request's embedded instruction (per policy)
  • AR-309: Approval from wrong person (need line manager Marco Ferrer, not Hannah Weiss)
  • AR-313: Line manager's approval was revoked at 09:30 UTC today

All decisions enforced the handbook rules: approvals must be from the correct people, production systems require both line manager and system owner approval, freezes block admin/write access, and requests contain no authority over policy.

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.