APEX-Agents · Management Consulting
World126_TK_04
APEX-Agents task World126_TK_04 in AI Agents for WACC and Cost of Capital Analysis. Compare dual-harness agent runs across models, scores, and public traces.
Task prompt
What the agent was asked to do
The client is looking to execute our rebalancing recommendations. Identify the stock with the highest Absolute Beta Reliability during the worst 10 trading days in Q3 2025, defined as the worst 10-day cumulative return of the F&B Sector Index. For each stock, compute: - Beta Predicted Return = Beta Coefficient × 10-Day Return of the F&B Sector Index - Absolute Deviation = |Stock 10-Day Return − Beta Predicted Return| - Absolute Beta Reliability = 1 − (Absolute Deviation ÷ Stock 10-Day Return) Reply back to me in a message with the company name, and the highest Absolute Beta Reliability and its Absolute Beta Reliability value. Round numbers to four decimal places.
Published trajectories
Agent runs on this task
Curated dual-harness runs (parsed + original sandbox). Best scored run per model.
| Model | Harness | Score | Result | Links |
|---|---|---|---|---|
| Gemini 3.1 Pro | dual | 0/2 | Fail | Run detailsPublic trace |
| GPT-5.4 | dual | 0/2 | Fail | Run detailsPublic trace |
| GPT-5.4 mini | dual | 0/2 | Fail | Run detailsPublic trace |
| GPT-5.4 nano | dual | 0/2 | Fail | Run detailsPublic trace |
| GPT-5.5 | dual | 0/2 | Fail | Run detailsPublic trace |
Grading rubric
Rubric criteria
Runs are graded against these criteria. Open a run for model-specific verdicts.
States that the company with the highest Absolute Beta Reliability value for the worst 10 trading days of Q3 2025 is PepsiCo
States that PepsiCo's Absolute Beta Reliability value for the worst 10 trading days of Q3 2025 is 314.3131%