SPY 1-day forecast by DeepSeek V3
DeepSeek V3's 1-day forecast for SPY, made 2026-09-14: expected range $752.00 to $768.00 at 58% confidence. Settled at $757.47: no directional call, score 54.1.
| Asset | SPY |
|---|---|
| Model | DeepSeek V3 |
| Recorded by | Forecastnest |
| Forecast made | |
| Horizon | 1-day (Equity / ETF 1D: the stored target below is authoritative; it may be a session close or an intraday instant.) |
| Window closes | |
| Price when asked | $759.30 |
| Price the model reported | $760.00 |
| Expected range | $752.00 to $768.00 |
| Confidence | 58% |
| Prompt style | No data |
| Status | Settled |
| Actual close | $757.47 |
| Traded range in the window | $757.42 to $763.52 |
| Result | No directional call |
| Score | 54.1 of 100 |
The model's reasoning
(1) What I found: SPY closed Friday September 11 at $764.29 and opened Monday September 14 at $759.83, gapping below the $762.57 shelf and sitting on the $759.13 range low (TradingView, virDeStatera). Benzinga reported SPY trading around $760.00 at 8:54 AM ET on September 14. S&P 500 futures were down roughly 0.5-0.7% in premarket trading, with Nasdaq-100 futures down 1.2-1.7%, according to Investing.com and Yonhap Infomax. The VIX was quoted at 15.84 after an 11.2% drop on Friday (Yahoo Finance, Saxo Bank). The 10-year Treasury yield was near 4.98%, and Brent crude climbed close to $110 per barrel after Saudi Arabia shut down its East-West pipeline following drone attacks (WSJ live coverage, Newbridge Securities).
(2) Current market regime: The dominant driver is a combination of AI safety concerns and energy-driven inflation anxiety. Over the weekend, leaders of Anthropic, OpenAI, and xAI publicly called for a slowdown in AI development, which triggered sharp premarket selling in semiconductor and AI infrastructure names including Nvidia (down 4%), CoreWeave (down 7%), and Marvell (down over 8%). Simultaneously, Brent crude pushed toward $110 as Middle East tensions escalated, with Iran effectively closing the Strait of Hormuz to most shipping. The 10-year yield near 5% and an 87-88.5% implied probability of a Fed rate hike on Wednesday (Newbridge Securities, Benzinga) are adding pressure to rate-sensitive growth names. This is a risk-off, pre-FOMC positioning session with no major U.S. economic data on the calendar.
(3) Price range justification: I am anchoring to $760, the approximate level where SPY was trading in the premarket. The immediate support zone is $759.13 (the range low that has been tested repeatedly) and $756.63 (Thursday's low). A breakdown below $756.63 opens the $753.22 structural floor. On the upside, resistance sits at $762.57 (the failed shelf) and $765.52 (the week-long cap). The daily and 4-hour charts are both in NR7 compression, meaning a range expansion is likely. Given the bearish premarket catalysts and the gap down through $762.57, I expect SPY to spend more time in the lower half of the range, with $752-$768 covering the likely session extremes.
(4) Catalysts inside the window: The only notable U.S. event scheduled for September 14 is the Treasury's 3- and 6-month bill auction at 11:30 AM ET. Canadian CPI and Manufacturing Sales were released at 8:30 AM ET. The primary focus is pre-positioning ahead of Wednesday's FOMC decision and Chair Warsh's press conference. Any headline escalation in the Middle East or further AI safety commentary could trigger additional volatility. There is no earnings or data release that would provide a positive counterweight.
(5) Counter-argument and invalidation: The strongest counter-argument is that Friday's rally showed investors are willing to buy dips, and the AI safety warnings may be a short-lived narrative rather than a fundamental shift in demand. If SPY holds $759.13 and reclaims $762.57, the setup would flip to constructive, with $765.52 and then $772 coming into play. A de-escalation in the Middle East or a dovish leak ahead of the Fed could also spark a sharp reversal. My call would be invalidated by a sustained break above $765.52 on rising volume.
(6) Confidence: I am at 58% because the directional evidence is clear (gap down, risk-off catalysts, pre-FOMC caution), but the compression in the daily and 4-hour charts means the actual range could resolve in either direction, and a single headline could swing sentiment. The window is only one session, and with no major data release, positioning flow and Treasury yields will dominate. The bearish case is stronger than the bullish case, but not overwhelmingly so.
Other models on the same question
| Model | Expected range | Confidence | Result | Score |
|---|---|---|---|---|
| Claude Opus 5 | $750.50 to $767.50 | 55% | No directional call | 53.9 |
| Muse Spark 1.1 | $755.00 to $770.00 | 58% | Direction called correctly | 81.5 |
| Gemini 1.5 Pro | $752.00 to $765.00 | 70% | No directional call | 54.9 |
| Grok 4.5 | $754.00 to $765.00 | 42% | No directional call | 53.8 |
| GPT-6 | $750.00 to $767.00 | 60% | Direction called correctly | 82.1 |
How this forecast is measured
Sends only the baseline price and the output format; your AI researches the asset itself. Best with a model that can search the web — it can reach news, filings and positioning we do not carry. Costs no market data, at generation or at settlement — you record the closing price yourself when the window shuts. The monthly allowance is what a membership buys, not a data bill.
Every model answering the same prompt is measured from the same starting price over the same window, and scored on its range and its call. How scoring works · All shared research.
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