ChatGPT commands a 99.3% implied probability as the top trader consensus for #1 free iPhone app in the US Apple App Store on April 3, driven by its entrenched #1 position on live charts, where it leads rivals Claude by Anthropic and Google Gemini in the AI-dominated top ranks. Sustained user adoption of OpenAI's large language model app—fueled by features like image generation, cross-device sync, and ongoing capability enhancements—has reclaimed dominance after Claude's brief February 2026 surge amid Anthropic's high-profile Pentagon contract refusal. Realistic challenges include intraday viral spikes from seasonal apps like MLB or NCAA March Madness Live, though ChatGPT's sticky engagement and historical rebound patterns make upset unlikely near daily resolution.
Experimental AI-generated summary referencing Polymarket data · UpdatedChatGPT 99.6%
Google Gemini <1%
Claude by Anthropic <1%
The White House <1%
$20,307 Vol.
$20,307 Vol.

ChatGPT
100%

Google Gemini
<1%

Claude by Anthropic
<1%

The White House
<1%

Threads
<1%

MLB
<1%

<1%

NCAA March Madness Live
<1%

Freecash - Get Paid Real Money
<1%
ChatGPT 99.6%
Google Gemini <1%
Claude by Anthropic <1%
The White House <1%
$20,307 Vol.
$20,307 Vol.

ChatGPT
100%

Google Gemini
<1%

Claude by Anthropic
<1%

The White House
<1%

Threads
<1%

MLB
<1%

<1%

NCAA March Madness Live
<1%

Freecash - Get Paid Real Money
<1%
To find the overall chart, click "Apps" at the bottom of the US iOS App Store app, scroll down to "Top Free Apps" and click "See All". Then under "Free Apps" in the "Top Charts" section, you'll see the list that will be used as the resolution source to this market (https://apps.apple.com/us/charts/iphone).
Market Opened: Mar 31, 2026, 5:55 PM ET
Resolver
0x69c47De9D...To find the overall chart, click "Apps" at the bottom of the US iOS App Store app, scroll down to "Top Free Apps" and click "See All". Then under "Free Apps" in the "Top Charts" section, you'll see the list that will be used as the resolution source to this market (https://apps.apple.com/us/charts/iphone).
Resolver
0x69c47De9D...ChatGPT commands a 99.3% implied probability as the top trader consensus for #1 free iPhone app in the US Apple App Store on April 3, driven by its entrenched #1 position on live charts, where it leads rivals Claude by Anthropic and Google Gemini in the AI-dominated top ranks. Sustained user adoption of OpenAI's large language model app—fueled by features like image generation, cross-device sync, and ongoing capability enhancements—has reclaimed dominance after Claude's brief February 2026 surge amid Anthropic's high-profile Pentagon contract refusal. Realistic challenges include intraday viral spikes from seasonal apps like MLB or NCAA March Madness Live, though ChatGPT's sticky engagement and historical rebound patterns make upset unlikely near daily resolution.
Experimental AI-generated summary referencing Polymarket data · Updated

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