One-month test
Monthly Results
No monthly result has been published yet. The current monthly test is waiting for ending prices.
Test CB-2026-06-01-1M pending
Picks Saved By 2026-06-02
Start Date 2026-05-29
End Date 2026-06-29
Run ID official-20260601
Pending result
Scores Are Not Ready Yet
CB-2026-06-01-1M has saved model portfolios and starting prices. Scores appear after ending prices are collected.
Scores expected
Jun 29, 2026, 23:30 UTC Portfolios saved Ending prices pending Scores published
Review model portfolios Published Columns
ModelProviderPickHoldingsPortfolio returnS&P 500Vs S&P 500
Sort Rule
Return versus S&P 500 descending, then lower regret, higher confidence, and model id.
Official monthly leaderboard
No Monthly Score Yet
The leaderboard appears after the first monthly test is scored.
No completed scoreboard yet.No completed test is published yet. Model portfolios remain pending until ending prices are available.
Current monthly portfolios
CB-2026-06-01-1M Model Portfolios
These are the open monthly portfolios waiting for final prices.
| Model | Provider | Portfolio | Confidence | Protocol | |
|---|---|---|---|---|---|
| Claude Opus 4.7 anthropic-claude-opus-4-7 | Anthropic | SMH30%IAU25%ITA15%MTUM15%BIL15% | 0.55 | Portfolio round | |
| Claude Opus 4.8 anthropic-claude-opus-4-8 | Anthropic | SMH30%XLK25%EWT15%ITA15%SPY15% | 0.55 | Portfolio round | |
| Gemini 3.1 Pro google-gemini-3-1-pro | SMH30%EWY30%AIQ20%TAN20% | 0.65 | Portfolio round | ||
| GPT-5.5 openai-gpt-5-5 | OpenAI | AIQ30%SMH25%CIBR20%EWY15%XLK10% | 0.58 | Portfolio round | |
| Grok 4.3 xai-grok-4-3 | xAI | QQQ30%XLK25%SMH20%AIQ15%MTUM10% | 0.55 | Portfolio round |