Business Bench

Tasks · desk · Spreadsheet

Lifetime value per customer from the shop export

customer-value-summary · 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.

Maya wants lifetime value for every customer before the loyalty launch. Work it out from the order export and save customer_value.csv - her note explains the ids, refunds and test orders.

Workspace

  • customer_id_changes.csv
  • customers_export_2026-06.csv
  • note_from_maya.txt
  • orders_export_all_time.csv

Expected deliverables

  • customer_value.csv

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
requested columnscsv_columnsyes0
customer listcsv_set_equalyes0
row countcsv_row_countyes0
order countcsv_values_matchyes0
lifetime valuecsv_values_matchyes0
first and last ordercsv_values_matchyes0

Recorded results, complete desk comparison

pass pass, frozen scorer only fail timed out
SystemRepetitionsFrozen / 3Raw / 3Median minutesMean cost (USD)
Proto / DeepSeek V4.1 Flash331.20.0157
Codex / GPT-5.6 sol332.20.2851

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