Trader consensus on Polymarket places a 99% implied probability on Claude by Anthropic holding the #2 spot among free iPhone apps in the US Apple App Store on April 3, driven by its entrenched position in current charts behind ChatGPT, per real-time rankings from Appfigures and FoxData. This strong positioning stems from Claude's explosive March surge—fueled by a 295% spike in ChatGPT uninstalls amid backlash to OpenAI's controversial Department of Defense contract—coupled with Anthropic's ethical stance refusing similar military access and features like free-tier memory and rival import tools enhancing user retention. While near-consensus reflects sustained AI assistant adoption, a late-day viral event, sports app spike (e.g., MLB or NCAA), or abrupt competitor update could realistically displace it before resolution.
Experimental AI-generated summary referencing Polymarket data · UpdatedClaude by Anthropic 99.0%
Google 1.9%
ChatGPT 1.1%
NCAA March Madness Live <1%
$14,630 Vol.
$14,630 Vol.

Claude by Anthropic
99%

2%

ChatGPT
1%

NCAA March Madness Live
1%

Google Gemini
1%

Freecash - Get Paid Real Money
1%

The White House
<1%

Threads
<1%

MLB
<1%
Claude by Anthropic 99.0%
Google 1.9%
ChatGPT 1.1%
NCAA March Madness Live <1%
$14,630 Vol.
$14,630 Vol.

Claude by Anthropic
99%

2%

ChatGPT
1%

NCAA March Madness Live
1%

Google Gemini
1%

Freecash - Get Paid Real Money
1%

The White House
<1%

Threads
<1%

MLB
<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, 5:56 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...Trader consensus on Polymarket places a 99% implied probability on Claude by Anthropic holding the #2 spot among free iPhone apps in the US Apple App Store on April 3, driven by its entrenched position in current charts behind ChatGPT, per real-time rankings from Appfigures and FoxData. This strong positioning stems from Claude's explosive March surge—fueled by a 295% spike in ChatGPT uninstalls amid backlash to OpenAI's controversial Department of Defense contract—coupled with Anthropic's ethical stance refusing similar military access and features like free-tier memory and rival import tools enhancing user retention. While near-consensus reflects sustained AI assistant adoption, a late-day viral event, sports app spike (e.g., MLB or NCAA), or abrupt competitor update could realistically displace it before resolution.
Experimental AI-generated summary referencing Polymarket data · Updated

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