Claude Surpasses ChatGPT on App Store Amid Pentagon Dispute

Claude Climbs to the Top of the App Store Amid Controversy

Anthropic’s Claude, the AI chatbot competing with OpenAI’s ChatGPT, reached the top spot on the list of free apps in the US App Store over the weekend, surpassing its traditional rival, according to public ranking data and market analysis. This surge occurs within the context of a public debate between Anthropic and the U.S. Department of Defense (Pentagon) about the use of AI in military and surveillance applications, which has generated significant buzz and visibility for the platform.

The growth has been remarkable: Claude was ranked 131st at the end of January, broke into the top 20 throughout February, and reached the top on Saturday. This movement coincides with a period when the chatbot gained media and consumer attention.

Rapid User Base Expansion

Anthropic reported that its base of free users has grown by more than 60% since January, and paid subscriptions have more than doubled over the course of 2026. Additionally, the company claims that daily sign-ups broke historical records every day last week, reflecting strong public interest in trying an alternative to ChatGPT.

Market sources suggest that Claude’s performance is not solely tied to new technical features but also to a moment of public discussion about AI ethics and government partnerships that motivated users to explore other chatbot options.

Political Context Boosts Adoption

Claude’s rise is directly linked to an incident where the U.S. federal administration announced restrictions on Anthropic's technology usage in government agencies after the company insisted on safeguards against the use of AI in mass domestic surveillance and autonomous weapons. The incident drew criticism from officials like President Donald Trump and Defense Secretary Pete Hegseth, who labeled Anthropic as a “supply chain risk,” but it also boosted visibility and debate on social media and in specialized media.

Meanwhile, OpenAI secured a deal with the Pentagon to deploy its models in classified networks with announced safeguards, which divided user opinion and seems to have mobilized support for Claude.

The Market Battle Between Chatbots

Despite the achievement in download rankings, it’s important to note that ChatGPT remains much larger in global active users, with estimates exceeding hundreds of millions of weekly users, according to industry reports. However, Claude’s rapid ascent shows that competition in the conversational AI segment is intensifying and that external events, such as debates over ethics and government use, have a direct impact on public adoption.

The next step for Anthropic will be to consolidate this new user base, enhance product experience to retain customers, and expand its presence in international markets. The company also faces the challenge of navigating institutional relationships following the friction with government authorities, which now will have broader implications for corporate and AI infrastructure partnerships in the long term.