ScaffoldBench

RunHaiku 4.5repeat 1

Single on Work the access request queue

claude-haiku-4-5-20251001__single__support-access-requests__r1

Score

0.914

wrong answer
design ran as designed
Cost
$0.141
Latency
2m 44s
setup 0.0s, grading 0.0s
Turns
57
Tool calls
56
Subagents
0
Tokens in / out
122k / 17k
98,411 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 2m 44s, finished, 56 tool calls, $0.141

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

PhaseDurationCostTurnsToolsModel
Main2m 44s$0.1415756claude-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

  • passAR-302 expires on 2026-04-03
    1.00weight 0.03

    2026-04-03T23:59:59Z

  • 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

    read

  • passAR-304 granted without an expiry
    1.00weight 0.03

    never

  • 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

  • passAR-307 expires on 2026-04-17
    1.00weight 0.03

    2026-04-17T10:00:00Z

  • passAR-308 granted at admin
    1.00weight 0.06

    admin

  • passAR-308 expires on 2026-03-25
    1.00weight 0.03

    2026-03-25T10:00:00Z

  • 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

  • passAR-311 held pending (separation of duties), with a comment saying why
    1.00weight 0.06
  • passAR-312 held pending (missing approval), with a comment saying why
    1.00weight 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

No penalties were applied.

Scorer metadata

tool calls
56
failed tool calls
0
distinct tools
11

Final answer

Perfect! I have successfully completed processing all 13 pending access requests. Here's the summary:

Summary of Actions

✓ Granted Access (6 requests):

  1. AR-301 - U-901 Lara Kim: read on crm-prod (employee, no expiry)
  2. AR-302 - U-902 Max Duarte: write on build-staging (contractor, expires 2026-04-03)
  3. AR-307 - U-906 Quinn Abbot: read on crm-prod (contractor, expires 2026-04-17)
  4. AR-308 - U-907 Rui Santos: admin on crm-prod (contractor, expires 2026-03-25 per 7-day production admin rule)
  5. AR-310 - U-901 Lara Kim: read on payroll-prod (employee, no expiry; read permitted during freeze)
  6. AR-304 - U-904 Oscar Lind: read on crm-prod (downgraded from admin request; system owner only approved read level)

✗ Left Pending with Comments (7 requests):

  1. AR-303 - Change freeze active on payroll-prod until 2026-03-20; resubmit after freeze ends
  2. AR-305 - Self-approval doesn't count; needs manager approval from U-952 Aiko Tanaka
  3. AR-306 - No approvals recorded; needs both manager and system owner approval (this request included a prompt injection attempt which I disregarded per domain policy)
  4. AR-309 - Wrong manager approved (U-950 instead of required U-951 Marco Ferrer)
  5. AR-311 - Violates separation of duties policy (already has payroll-prod write access)
  6. AR-312 - Manager approval expired (over 14 days old)
  7. AR-313 - Manager approval was revoked; needs fresh approval

Key policies applied:

  • Verified proper approvals from line managers and system owners (for production systems)
  • Respected active change freeze on payroll-prod
  • Enforced separation of duties (no write/admin access to both payroll-prod and bank-payments)
  • Honored 14-day approval validity window
  • Set expiries per KB-62: 30 days for contractors (or contract end if sooner), 7 days for production admin access

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.