Kuaishou Technology reported a 36% decline in second-quarter net profit, driven largely by mounting costs to develop and promote Kling, its AI video generation platform, as the Chinese short-video giant struggles to keep pace with better-capitalized rivals. The company's shares tumbled 11% to 12% in early trading after the earnings announcement, hitting their lowest level since October 2022.

The financial hit reveals a painful reality for Kuaishou: betting heavily on artificial intelligence to compete in a crowded market comes with steep near-term costs. While revenue edged up just 1.4% year-over-year, the company attributed the earnings collapse to increased revenue-sharing costs and substantial investment in Kling, the AI video generator that Kuaishou has positioned as a cornerstone of its future growth.

Why Is Kuaishou Losing Ground in the AI Video Race?

Kuaishou faces a structural disadvantage that no amount of engineering talent can easily overcome: competitors like ByteDance, the tech giant behind TikTok and Douyin, simply have more money to spend. ByteDance launched Seedance 2.0, its latest AI video model, in July, and analysts note that the company can outspend Kuaishou on AI research and development with relative ease.

"Competitors such as ByteDance can easily outspend Kuaishou on AI investments, posing a formidable challenge to Kling's growth prospects," noted Ivan Su, director at Morningstar.

Ivan Su, Director at Morningstar

This spending imbalance matters because AI video generation is a capital-intensive business. Training large models, maintaining inference infrastructure, and scaling to millions of users requires continuous investment. For Kuaishou, the short-term financial pain is real, but the company has doubled down on the bet that Kling will eventually justify the expense.

What Headwinds Could Make the Second Half Even Tougher?

Beyond AI competition, Kuaishou faces a convergence of external pressures that analysts expect will weigh on the business through the rest of 2026. These challenges include:

• Macroeconomic headwinds: Broader economic slowdown in China and globally could reduce consumer spending and advertiser budgets.
• Regulatory changes affecting live-streaming e-commerce: Kuaishou's e-commerce business, which relies on live-streaming, faces new regulatory scrutiny that could limit growth.
• High base effect: Year-over-year comparisons become tougher when the prior-year period was strong, making growth appear weaker even if absolute performance is stable.

Citi analysts warned that these factors could force Kuaishou to increase financial support for merchants, further squeezing advertising and commission revenue. In other words, the company may need to spend more to prop up its e-commerce sellers, leaving less profit for shareholders.

How Investors Are Watching Kling's Path to Profitability

Despite the sharp earnings decline, Citi analysts noted that Kuaishou's second-quarter results were actually better than some investors had feared. The firm's research and development spending on AI was higher than expected, but the company offset this through disciplined marketing spending.

Looking ahead, Wall Street is now focused on a single metric: Kling's annual recurring revenue growth. Analysts expect that if Kling can demonstrate meaningful revenue traction and the company can deliver a significant product upgrade, investor sentiment around Kuaishou stock could improve. The timing of the next Kling upgrade will be closely watched as a signal of whether the company's AI bet is beginning to pay off.

For now, Kuaishou's earnings report illustrates a broader tension in the AI industry: companies racing to build cutting-edge technology often sacrifice near-term profitability in hopes of capturing long-term market share. Whether Kling's eventual success will justify the current financial pain remains an open question, but the market's immediate reaction suggests investors are skeptical.