Business Bench

Tasks · desk · Reports

Cost per lead by channel for the quarter

campaign-cpl-report · timeout 1200 s · source

The ask

Sent verbatim as the prompt. The agent works in a copy of the workspace below and sees nothing else.

Work out our cost per lead by channel for the second quarter from the finance spend sheet and the CRM leads export. Dana's email has the details. Save it as cpl.xlsx.

Workspace

  • ad_spend_q2_2026.xlsx
  • crm_leads_export_2026-07-06.csv
  • email_from_dana.txt

Expected deliverables

  • cpl.xlsx

Checks

The task passes only when every required check passes. Reference answers, tolerances, and the planted traps are in the repository, not here.

CheckTypeRequiredFailed (frozen) / 6
cpl.xlsx existsfile_existsyes0
totals are live formulasxlsx_has_formulasyes0
no error cells (Direct Mail has zero leads)xlsx_no_errorsyes0
Google Ads cost per leadxlsx_value_presentyes0
Meta cost per lead (facebook + instagram merged)xlsx_value_presentyes0
LinkedIn cost per lead (EUR converted)xlsx_value_presentyes0
Direct Mail spend shownxlsx_value_presentyes0
total leads (quarter only, no spam/test)xlsx_value_presentyes0
Q2 spend total (no subtotal double count)xlsx_value_presentyes0

Recorded results, complete desk comparison

pass pass, frozen scorer only fail timed out
SystemRepetitionsFrozen / 3Raw / 3Median minutesMean cost (USD)
Proto / DeepSeek V4.1 Flash332.30.0314
Codex / GPT-5.6 sol335.80.8263

Per-attempt check verdicts, raw and frozen verdicts, usage, receipt and artifact hashes for this task are in results/latest/attempts.jsonl under "task": "campaign-cpl-report".