Business Bench

Tasks · desk · Bookkeeping

First-half FIFO cost of goods sold

fifo-cogs · 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.

Mensah needs our cost of goods sold for January to June on FIFO for the mid-year review. His email says how he wants it. Save it as cogs.xlsx.

Workspace

  • email_from_cpa_cogs.txt
  • fifo_layers_2025-12-31.xlsx
  • receiving_log_2026.xlsx
  • supplier_price_list_2026-07.csv
  • till_item_sales_2026-01-01_to_2026-06-30.csv

Expected deliverables

  • cogs.xlsx

This task also has a task-specific grader (check.py).

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
live formulasxlsx_has_formulasyes1
no formula errorsxlsx_no_errorsyes2
cost of goods sold, one line per monthcustomyes1
total COGSxlsx_value_presentyes1
dog food COGSxlsx_value_presentyes1
cat food COGSxlsx_value_presentyes1
litter COGSxlsx_value_presentyes1
tug toy COGSxlsx_value_presentyes1
dog food on hand at June 30xlsx_value_presentyes1

Recorded results, complete desk comparison

pass pass, frozen scorer only fail timed out
SystemRepetitionsFrozen / 3Raw / 3Median minutesMean cost (USD)
Proto / DeepSeek V4.1 Flash227.70.1122
Codex / GPT-5.6 sol2212.81.3372

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