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JPMorgan's AI agents beat the 60/40 by 70 basis points in twenty-year backtests
verifiedFinance
Friday, July 10, 2026
Confidence
Medium · — Bloomberg primary + JPMorgan researcher attribution; no live-money results, overfitting risk material
Evidence
Bloomberg exclusive citing JPMorgan strategists
JPMorgan researchers built AI agents that allocate between stocks and bonds by market regime — and in backtests the best system beat a traditional 60/40 by 0.7 percentage points a year with lower volatility, Bloomberg reported.
- Agents powered by OpenAI and Anthropic models classified markets into four regimes — Goldilocks, reflation, stagflation, risk-off — and all eight systems tested beat the 60/40 on a risk-adjusted basis .
- The results are historical simulations, not live investing, and JPMorgan warns against treating them as proof AI can consistently outperform markets .
Sources