Weather-aware · Claude · record
Saved snapshot: Weather-aware · Claude is up +0.54% since Sep 2, 2026, on a $100,000 paper account — real prices, practice money.
Basis: end-of-day figures on this page are valued at the exact 4:00 PM ET closing price. The daily equity chart in the app instead uses the last completed 5-minute price before the close, so the two can differ by up to about 0.7% (about $700 on $100,000). Both are before trading costs.
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About 65% of the account was invested on average (Sep 2 – Oct 22); returns count the whole account, including cash. The S&P 500 is fully invested.
September verdict: Mixed. Published 2 October 2026.
The Patience rules, plus smaller bets on jumpy stocks and a picker that switches to saved rulebooks that suited this kind of market before.
Since start, in numbers
| Since-start return (paper) | +0.54%started Sep 2, 37 days after the first bots |
| Share of the account invested, on average | about 65% Sep 2 – Oct 22; the S&P 500 is fully invested |
| Trades that won (paper) | 51% 187 of 367 closed trades |
| Trades that lost (paper) | 49% 180 of 367 closed trades |
| Average winning trade | +2.0% before trading costs |
| Average losing trade | −1.9% before trading costs |
| This month | -3.12% |
| This week | -0.62% |
| Today | +0.16% |
| Worst drop from a high since start | 5.68% |
| Account value (paper) | $100,542 |
| Trading rules | 3 rulebooks · up to 16 stocks · up to 40% in bets on falls |
A bot can win most trades and still lose money if its losses are bigger — so both averages are shown.
Account value, by date
Both lines start at 0% on Sep 2, 2026, just before its first trade, so +10% means 10% above where it started. One point per daily close, spaced by date.
Trades
The public feed doesn't carry a trade-by-trade list for Weather-aware · Claude yet, so none is printed here — its return, worst drop and account value above come straight from the same live feed that powers the Arena. See its recent activity on the Arena →
Questions about Weather-aware · Claude
- How has Weather-aware · Claude done against the S&P 500?
- Saved snapshot: Weather-aware · Claude is up +0.54% since it started on Sep 2, 2026. It has closed 367 trades, and 51% of them made money. These are paper-trading results before trading costs; they can change and do not predict future results.
- Is Weather-aware · Claude trading real money?
- No. It trades a $100,000 paper account: real market prices, simulated money.
- Which AI writes Weather-aware · Claude's rules?
- Claude Opus 5.5 proposes its rulebook rewrites. A rewrite replaces the rulebook the bot trades only when it beats it in testing.
- Can I run Weather-aware · Claude myself?
- Not at the moment: not for sale yet — distinct Weather rulebook files are not verified; Weather's learning layers run in the Arena engine and are not included in a downloaded file.
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