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GEX Horizon

Free real-time Gamma Exposure (GEX) dashboard tracking SPX, SPY & QQQ Call/Put Walls, Zero Gamma Flips, and Dealer Hedging Levels.

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GEX Horizon

GEX Horizon Reviews and Details

This page is designed to help you find out whether GEX Horizon is good and if it is the right choice for you.

Screenshots and images

  • GEX Horizon GEX Horizon Dashboard
    GEX Horizon Dashboard //
    2026-07-13

Features & Specs

  1. Real-Time GEX Streaming

    Live sub-second WebSocket stream of net gamma exposure for SPX, SPY, QQQ, and major US equities, updated with every options trade.

  2. Call Wall Detection

    Auto-identifies the strike with largest net call gamma โ€” acting as major upside resistance from heavy dealer selling pressure.

  3. 0DTE Options Flow

    Intraday analytics for zero-days-to-expiration options, isolating 0DTE gamma exposure from all-expirations to reveal same-day dealer hedging impact on price action.

  4. Put Wall Detection

    Automatically identifies the strike with the largest net put gamma, acting as strong downside support due to market maker delta buying obligations.

  5. Live Gamma Levels Matrix

    Consolidated real-time view of key GEX levels โ€” call wall, put wall, zero gamma flip, and major gamma concentrations โ€” across all tracked underlyings in a single dashboard.

  6. Dealer Hedging Velocity Index

    Measures the speed and magnitude of market maker delta hedging activity, indicating how much buying or selling pressure dealers must execute per unit of price movement.

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Questions & Answers

As answered by people managing GEX Horizon.
  1. What makes GEX Horizon unique?

    GEX Horizon is the only free platform that delivers real-time, sub-second gamma exposure data via WebSocket streaming. Most GEX tools update once daily โ€” we update with every options trade. Key differentiators:

    • Live zero gamma flip detection โ€” know the exact strike where dealer positioning shifts regime in real-time, not at yesterday's close
    • Free institutional-grade analytics โ€” call/put walls, dealer hedging velocity, and 0DTE flow are typically locked behind expensive paywalls elsewhere
    • Multi-asset coverage โ€” SPX, SPY, QQQ, NDX plus single stocks like NVDA, TSLA, AAPL, MSFT all in one dashboard
    • No delayed snapshots โ€” WebSocket-powered streaming means you see dealer positioning as it changes, not 15 minutes ago
  2. Why should a person choose GEX Horizon over its competitors?

    • Real-time, not daily โ€” WebSocket streaming delivers sub-second GEX updates, so you see dealer positioning as it shifts, not yesterday's snapshot
    • Free institutional-grade data โ€” Call/put walls, zero gamma flips, dealer hedging velocity, and 0DTE flow are all available at no cost โ€” features typically locked behind expensive paywalls
    • Zero gamma flip detection โ€” Know the exact strike where the market shifts from volatility suppression to acceleration, in real-time
    • Multi-asset in one view โ€” SPX, SPY, QQQ, NDX plus single stocks (NVDA, TSLA, AAPL, MSFT) all tracked from a single dashboard
    • 0DTE-specific analytics โ€” Isolate same-day gamma exposure to understand how 0DTE options are driving intraday dealer behavior and pinning forces
    • No API key or setup required โ€” Open the dashboard and start trading. No subscriptions, no configuration, no delayed data tiers
    • Built by traders, for traders โ€” Every feature is designed around the question: "What will dealers be forced to do next?"
  3. How would you describe the primary audience of GEX Horizon?

    • 0DTE options day traders who need to know whether dealer hedging will suppress or accelerate intraday moves
    • SPX/SPY index options traders who use gamma levels as key support/resistance in their daily planning
    • Futures traders hedging ES/NQ positions who need to understand dealer delta exposure dynamics
    • Retail options traders seeking institutional-grade market structure data without paying premium subscriptions
    • Quantitative analysts monitoring real-time dealer positioning for systematic strategy signals
    • Financial advisors and PMs who want a quick daily read on whether the market is in a long-gamma or short-gamma regime
  4. What's the story behind GEX Horizon?

    GEX Horizon was built out of frustration with the status quo in options analytics. Institutional traders have always had access to real-time gamma exposure data โ€” it's fundamental to understanding market maker behavior and intraday volatility regimes. Yet the tools available to most traders were either:

    • Expensive ($30-100+/month for daily snapshots)
    • Delayed (refreshing once per day, missing intraday regime shifts)
    • Incomplete (showing gamma charts without zero gamma flips, call/put walls, or hedging velocity)

    We believed that every trader deserves to see where the dealers are positioned โ€” in real-time, without a paywall. So we built the WebSocket infrastructure, the real-time GEX computation engine, and the intuitive dashboards that make institutional-grade options market microstructure data accessible to everyone. The result is GEX Horizon โ€” free, real-time, and built for the traders who need it most.

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Summary of the public mentions of GEX Horizon

GEX Horizon: Public Opinion Summary

GEX Horizon (gexhorizon.com) has emerged as a notable player in the gamma exposure (GEX) analytics space, positioning itself as a modern alternative to established platforms like SpotGamma and Unusual Whales. Based on available product mentions and competitive discourse, the platform is generating attention primarily among intraday and 0DTE (zero days to expiration) options traders.

Key Differentiators Highlighted

The most consistent theme across mentions is GEX Horizon's technical architecture and pricing model. Coverage emphasizes:

  • Zero-paywall approach: Unlike legacy competitors, GEX Horizon reportedly offers free real-time data, a significant departure from the subscription-heavy models common in this niche.
  • Incremental Static Regeneration (ISR) architecture: This is cited as a core technical advantage, suggesting the platform prioritizes low-latency data deliveryโ€”a critical factor for traders operating on short timeframes like 0DTE options.
  • Cost and integration efficiency: Articles frame GEX Horizon as solving pain points around latency, cost, and integration that have historically frustrated users of platforms like SpotGamma.

Positioning Against Competitors

GEX Horizon is being directly compared to major names in the space, including Barchart, ChartGEX, Dashboard Options, and FlashAlpha, as well as SpotGamma and Unusual Whales. The comparative articles suggest GEX Horizon is carving out a niche specifically around:

  1. Intraday trading use cases โ€” positioning itself as more responsive than SpotGamma for traders needing real-time gamma exposure signals.
  2. 0DTE options analysis โ€” competing with Unusual Whales by offering clear dealer positioning insights (Positive vs. Negative Gamma regimes) that translate directly into actionable volatility predictions.

Market Maker Behavior Analysis

A recurring value proposition is GEX Horizon's ability to quantify market maker hedging behavior. The platform's framing around Positive Gamma (range-bound, low-volatility conditions from dealer hedging) versus Negative Gamma (volatility-amplifying dealer behavior) regimes suggests it's targeting traders who rely on gamma exposure data to anticipate short-term price action rather than just visualize it.

Overall Sentiment

Based on the available mentions, sentiment appears favorable and promotional in tone, with content framing GEX Horizon as a disruptor addressing real friction points (cost, latency, paywalls) in the options analytics space. However, it's worth noting that these mentions read as comparison/marketing content rather than independent third-party reviews, so claims about performance and accuracy should be validated against user testimonials, forum discussions (e.g., Reddit's r/options or r/thetagang), and independent backtesting before drawing firm conclusions about real-world efficacy.

Recommendation: Prospective users should verify the "zero-paywall" claims and real-time data latency through direct trial, as pricing models in this space often evolve or include tiered restrictions not immediately apparent in marketing materials.

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Is GEX Horizon good? This is an informative page that will help you find out. Moreover, you can review and discuss GEX Horizon here. The primary details have been verified within the last quarter. So they could be considered up to date. If you think we are missing something, please use the means on this page to comment or suggest changes. All reviews and comments are highly encouranged and appreciated as they help everyone in the community to make an informed choice. Please always be kind and objective when evaluating a product and sharing your opinion.