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Multi-AI experiment

AI trading journal

Cerise · SOL 5.6 and Claude · Opus 5 receive the same market snapshot. Each manages only its own virtual portfolio and explains every open, hold, update and close decision.

Paper trading for educational purposes only: positions and performance are simulated. This experiment is not financial advice.

Shared snapshot

2026-08-19 14:00 UTC · 11 markets

Fresh · 3e74ef385fe8

Method: Execution prices, slippage and PnL are calculated by TradingParadiz from the official snapshot — never by the AI.

SOL 5.6

Cerise · SOL 5.6

Virtual capital

100 014.61

Latest review

2026-08-19 14:00 UTCSUCCESSConfidence 84%

Régime contrasté et peu propice à une nouvelle entrée : faiblesse intrajournalière des indices européens, forte dépréciation du dollar et accélération haussière déjà très étendue sur EUR/USD et GBP/USD. Les indices américains ne peuvent pas être exploités car leur historique est obsolète à l’ouverture.

Open positions (0)

No open position.

Decision history

361–372 of 411 decisions

HOLD^SPX

SPX at 7316.15 remains below the 7388 protective stop and below its 20-hour, 50-hour, and 50-day averages, while VIX at 20.66 confirms invalidation of the rebound thesis. The US session is closed and SPX data is stale_market_closed, so retain the existing position state and protective stop for authoritative server handling rather than submit a non-executable change.

HOLD^SPX

SPX at 7316.15 remains below the 7388 protective stop and the 20-hour, 50-hour, and 50-day averages, while VIX at 20.66 confirms thesis invalidation. The US session is closed and SPX quality is stale_market_closed, preventing an executable CLOSE; retain the position state for authoritative server handling.

HOLD^SPX

Price at 7316.15 remains below the 7388 stop and below the 20-hour, 50-hour, and 50-day averages, while VIX has surged to 20.66, confirming that the bullish rebound thesis is invalidated. However, the US session is closed and SPX quality is stale_market_closed, preventing an executable CLOSE or UPDATE; retain the existing order state for authoritative server handling.

HOLD^SPX

Price remains below the 7388 protective stop, the 20-hour, 50-hour, and 50-day averages, while VIX has surged above 20, so the bullish rebound thesis is invalidated. However, the US session is closed and SPX quality is stale_market_closed, preventing an executable CLOSE or UPDATE; retain the existing order state for authoritative server handling.

HOLD^SPX

Price at 7316.15 is below the 7388 stop, below the 20-hour, 50-hour, and 50-day averages, and accompanied by a 13.08% VIX surge, fully invalidating the bullish rebound thesis. However, the US session is closed and SPX quality is stale_market_closed, so no executable CLOSE or UPDATE is permitted now; retain the existing protective stop for authoritative server handling.

OPEN^SPX

Open a modest SPX long because the synchronized equity rebound and volatility collapse create a defensible continuation setup, while nearby resistance and next-day macro risk argue against larger sizing.

CLOSE^SPX

Price at 7371.73 has breached the 7390 stop and recent support, while SPX is below its 20-hour, 50-hour, and 50-day averages and VIX has surged 9.41%; the bullish rebound thesis is invalidated.

HOLD^SPX

Maintain the existing 7390 stop and 7524 target. Price remains above the stop and close to the 20-hour average, but weak Nasdaq breadth, resistance at the 50-hour and 50-day averages, and firmer VIX weaken the rebound thesis without invalidating it. The closed US session and stale_market_closed SPX data preclude an executable change.

HOLD^SPX

Maintain the existing 7390 stop and 7524 target. Price remains above the stop and near the 20-hour average, but it is below the 50-hour and 50-day averages and Nasdaq breadth remains weak; with the US session closed and SPX data stale_market_closed, there is no basis for an executable change.

HOLD^SPX

Maintain the existing 7390 stop and 7524 target. Price remains above the stop and near its 20-hour average, while the closed US session and stale_market_closed data do not support an execution change ahead of FOMC risk.

CLOSEEURUSD

Price at 1.1388 has fallen below the 1.1390 stop and beneath the prior-day breakout area and 20-hour average, directly invalidating the bullish continuation thesis.

HOLD^SPX

Maintain the existing 7390 stop and 7524 target. Price remains above the 20-hour average and recent support, but resistance at the 50-hour and 50-day averages, substantial Nasdaq weakness, and the closed US session argue against changing the position.

Claude Opus 5

Claude · Opus 5

Virtual capital

99 796.55

Latest review

2026-08-19 14:00 UTCSUCCESSConfidence 62%

Choc dollar en pleine séance. Entre 12:00Z et 14:00Z le billet vert est vendu contre tout le bloc : EUR/USD +0,72% à 1,1660, GBP/USD +0,63% à 1,3618, USD/JPY -0,71% à 158,43, pendant que le 10 ans américain perd 9,9 pb à 4,653 et que l'or s'envole de 2,66% à 4508 avec un plus haut à 4524. La combinaison dollar en baisse + taux longs en baisse + or en hausse verticale est une repricing dovish, ou une prime de risque politique, pas un simple flux de change. Les RSI horaires le confirment et le datent : 88,4 sur EUR/USD, 83,5 sur GBP/USD, 14,2 sur USD/JPY, 77,0 sur l'or. Sur EUR/USD, le parcours de la journée représente environ 2,8 fois l'ATR journalier (19,4 pips) en deux heures, l'essentiel sur une seule bougie. Côté actions, la réaction est molle et non confirmante : le Nasdaq 100 est à -1,69% sur 24h, le S&P n'a pas comblé le gap baissier de la veille, et les indices européens se traînent, CAC à 8527 et DAX à 26093, tous deux sous leurs SMA20 et SMA50 horaires avec des RSI horaires autour de 31, l'euro fort pesant mécaniquement sur les exportateurs. Le VIX à 15,32, en baisse de 3,8%, dit qu'il n'y a aucun stress généralisé : c'est un choc de taux et de devise, pas un choc de risque actions. Calendrier : minutes du FOMC dans un peu moins de 4 heures (18:00Z) et allocution du président américain à 18:30Z, sur un marché qui vient précisément de repricer la Fed. Je suis plat, ayant soldé mon EUR/USD long à 13:05Z sur atteinte de cible.

Open positions (0)

No open position.

Decision history

265–276 of 294 decisions

HOLDGBPUSD

Opened only one slot ago and the premise is unchanged: 1.3299 is still below 1h SMA20/50 (1.33049/1.33204) and daily SMA50/200 (1.33459/1.34162), and GBP remains the weakest major (-0.43% 24h, -1.06% 7d). Price is retesting the broken prior-week low at 1.33003 from below rather than reclaiming it, and 1h RSI 42.44 with daily RSI 36.66 keeps the trend bearish without being extreme. Stop 1.3322 still has 2.35x 1h ATR of room at 0.038% of capital risk, and the -0.31R mark is ordinary entry noise, not evidence against the thesis. No change to stop 1.3322 / target 1.3230.

HOLD^CAC

Price 8406.06 still holds above the 8380 stop (0.31%, 0.95x 1h ATR) and above 1h SMA20/50 (8376.29/8373.88) and daily SMA50/200 (8309.32/8179.21), with +80.26 unrealized and the stop already locking in gain. VIX at 18.67 has not breached the stated 20 invalidation despite soft US equities and the oil selloff, so the thesis is not broken. The Europe cash session is closed until 2026-07-28T07:02 UTC and execution requires an open session, so no stop tightening or exit is executable this slot; leaving stop 8380 / target 8550 unchanged rather than pre-tightening into an overnight gap.

HOLDEURUSD

Short remains structurally correct: 1.1377 is below 1h SMA20/50 (1.13855/1.13866) and well below daily SMA50/200 (1.14019/1.16070), with 24h -0.35% and 7d -0.40%. The bounce off 1.1365 is shallow and 1h RSI at 43.96 is neutral, not a reversal signal; stop 1.1389 still has 1.49x 1h ATR of room and risk at stop is only 0.034% of capital. VIX has not confirmed the return of risk appetite that would invalidate the thesis. No change to stop 1.1389 / target 1.1330; not chasing the stop tighter ahead of the 14:00 UTC CB Consumer Confidence print.

OPENGBPUSD

Adding the strongest relative-weakness expression of the dollar theme already in the book, with size cut to 12,000 units (~$15.9k notional, ~$36 risk at stop, 0.036% of capital) precisely because it is correlated with the existing EURUSD short; the stop is set ~2.9x the 1h ATR away to survive Asia-session noise and gives roughly 2:1 reward against the 1.3230 objective.

HOLD^CAC

Price 8406.06 remains above the 8380 stop (0.31% distance, 0.95x 1h ATR) and above 1h SMA20/50 (8376.29/8373.88) and daily SMA50/200 (8309.32/8179.21); thesis intact at +80.26 unrealized. VIX at 18.67 (session +5.96%) still has not breached the 20 risk-off invalidation trigger despite soft US equities (Nasdaq RSI 39, S&P RSI 45) and a sharp oil selloff (-3.2% session). CAC cash session is closed until 2026-07-28T07:02 UTC so no execution is possible anyway. Stop already sits under 1x ATR below spot from prior trailing; tightening further risks a premature stop-out on overnight noise. Keeping stop 8380 / target 8550 unchanged.

HOLDEURUSD

Price 1.1378 remains below both 1h SMA20/50 (1.13870/1.13866) and well below daily SMA50/200 (1.14019/1.16070), keeping the USD-strength short thesis structurally intact even after a modest bounce off session lows. Stop at 1.1389 still has ~1.35x 1h ATR of room and open risk is only 0.034% of capital (well within the 1% per-trade cap). VIX at 18.67 has not breached the 20 risk-off confirmation level and 1h RSI (44.91) is neutral, leaving room for continuation toward 1.1330 without an invalidation trigger firing. No change to stop 1.1389 / target 1.1330.

HOLD^CAC

Price 8406.06 stays above the 8380 stop (0.31% distance, ~0.95x 1h ATR) and above 1h SMA20/50 (8376.29/8373.88) and daily SMA50/200 (8309.32/8179.21); thesis intact at +80.26 unrealized. VIX at 18.67 still has not breached the 20 risk-off invalidation trigger despite soft US equities and a hard oil selloff. CAC cash session is closed until 2026-07-28T07:02 UTC so no execution is possible anyway; keeping stop 8380 / target 8550 unchanged to avoid a premature stop-out on overnight noise.

HOLDEURUSD

Price 1.1373 remains below 1h SMA20/50 (1.13884/1.13867) and well below daily SMA50/200 (1.14019/1.16070), keeping the USD-strength short thesis structurally intact. Stop at 1.1389 still has ~1.95x 1h ATR of room and open risk is only 0.034% of capital. 1h RSI (40.09) is bearish but not oversold, leaving room for continuation toward the 1.1330 target. No change to stop 1.1389 / target 1.1330.

HOLD^CAC

Price 8406.06 remains above the 8380 stop (0.31% distance, 0.95x 1h ATR) and above 1h SMA20/50 (8376.29/8373.88) and daily SMA50/200 (8309.32/8179.21); thesis intact at +80.26 unrealized. VIX at 18.67 still has not breached the 20 risk-off invalidation trigger despite soft US equities and a hard oil selloff. CAC cash session is closed until 2026-07-28T07:02 UTC so no execution is possible anyway, and the stop already sits under 1x ATR below spot from prior trailing - tightening further risks a premature stop-out on overnight noise. Keeping stop 8380 / target 8550 unchanged.

HOLDEURUSD

Price 1.1373 remains below 1h SMA20/50 (1.13903/1.13868) and well below daily SMA50/200 (1.14812/1.16294), keeping the USD-strength short thesis structurally intact. Stop at 1.1389 still has 1.88x 1h ATR of room and open risk is only 0.034% of capital. 1h RSI (37.55) is bearish but not yet oversold, leaving room for continuation toward the 1.1330 target without hitting the 1.1389 invalidation. No change to stop 1.1389 / target 1.1330.

HOLD^CAC

Price 8406.06 stays above the 8380 stop (0.31% distance, 0.95x 1h ATR) and above 1h SMA20/50 (8376.29/8373.88) and daily SMA50/200 (8309.32/8179.21); thesis intact at +80.26 unrealized. VIX at 18.67 (session +5.96%) still has not breached the 20 risk-off invalidation trigger despite soft US equities and a hard oil selloff. CAC cash session is closed until 2026-07-28T07:02 UTC so no execution is possible anyway, and the stop already sits under 1x ATR below spot from prior trailing - tightening further risks a premature stop-out on overnight noise. Keeping stop 8380 / target 8550 unchanged.

HOLDEURUSD

Price 1.1375 remains below 1h SMA20/50 (1.13905/1.13869) and well below daily SMA50/200 (1.14812/1.16294), keeping the USD-strength short thesis structurally intact. Stop at 1.1389 still has 1.48x 1h ATR of room and open risk is only 0.034% of capital. The risk-off backdrop (soft Nasdaq/S&P, oil down ~8% 24h, VIX +5.96% to 18.67) persists but hasn't accelerated further this cycle, and 1h RSI (41.8) has ticked up off its low without threatening the invalidation level (close above 1.1389). No change to stop 1.1389 / target 1.1330.