SPY 1-day forecast by Gemini 1.5 Pro
Gemini 1.5 Pro's 1-day forecast for SPY, made 2026-09-22: expected range $768.00 to $780.00 at 65% confidence. Settled at $769.72: no directional call, score 54.8.
| Asset | SPY |
|---|---|
| Model | Gemini 1.5 Pro |
| 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 | $773.48 |
| Price the model reported | $773.28 |
| Expected range | $768.00 to $780.00 |
| Confidence | 65% |
| Prompt style | No data |
| Status | Settled |
| Actual close | $769.72 |
| Traded range in the window | $768.37 to $774.94 |
| Result | No directional call |
| Score | 54.8 of 100 |
The model's reasoning
(1) What you found, and where: I retrieved live market data showing SPY trading near $773.28 as of 10:50 AM EDT on September 22, 2026. I also noted coverage from TheStreet and Zacks highlighting a massive tech-led market rebound and falling crude oil prices.
(2) The current market regime as you read it: The equity market is in a constructive, tech-driven risk-on phase. Having digested the Federal Reserve's recent quarter-point rate hike, investors are finding relief in retreating 10-year Treasury yields (which dipped back below 5%) and falling Brent crude prices amid hopes for diplomatic progress in the Middle East.
(3) Price range justification, with the levels and volatility you are using: I project a 24-hour range of $768.00-$780.00. SPY is currently consolidating its massive Monday gains around the $773 level. Immediate support is firmly established near $768.00, while the $780.00 upper bound accommodates a continuation of the rally if mega-cap tech momentum persists.
(4) Scheduled or likely catalysts inside the window: Price action over the next 24 hours will be heavily influenced by headline risks from the ongoing UN General Assembly in New York, further developments in US-Iran diplomacy affecting oil prices, and broader institutional positioning following the recent tech sector surge.
(5) The strongest counter-argument, and what would invalidate your call: The primary risk to this mildly bullish outlook is a sudden resurgence in energy prices or Treasury yields. If the 10-year yield breaks back above the critical 5% threshold due to sticky inflation fears, valuation pressures could trigger a swift tech selloff, pulling SPY below the $768.00 support.
(6) Why your confidence is the number it is: My confidence is 65%. While the combination of lower oil prices, stabilizing bond yields, and robust AI momentum provides a strong fundamental tailwind, the market is highly extended following Monday's massive rally, making near-term consolidation likely before a definitive breakout.
Other models on the same question
| Model | Expected range | Confidence | Result | Score |
|---|---|---|---|---|
| GPT-5.6 Sol | $767.50 to $783.50 | 57% | Direction called incorrectly | 31.3 |
| Claude Opus 5 | $767.00 to $780.00 | 30% | No directional call | 53.1 |
| Muse Spark 1.1 | $760.00 to $771.00 | 56% | No directional call | 50.7 |
| Grok 4.5 | $769.00 to $778.50 | 45% | No directional call | 54.1 |
| Claude Sonnet 4.5 | $768.00 to $781.00 | 55% | Direction called incorrectly | 31.4 |
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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