Payment PlatformRamplatest releasedAI Index report reveals milestone changes in the AI B2B field:Anthropic's share in the paid enterprise application market has exceeded OpenAI for the first time. Data shows that Anthropic's market share has risen to 34.4%, while the former industry leader OpenAI has dropped to 32.3%.

Exponential Growth and Stagnation

In the past year, Anthropic's market share has experienced an astonishingfourfold increase. By contrast, OpenAI's growth has nearly stagnated, increasing by only 0.3%. This data mainly comes from U.S. companies that pay AI suppliers through the Ramp platform using corporate credit cards or invoices, reflecting a significant shift in budget allocation by corporate decision-makers.

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Hidden Concerns Behind Prosperity

Although it leads, analysts warn that Anthropic's advantage is not solid. Ara Kharazian, an economist at Ramp, pointed out that the company faces three challenges:

  1. Misalignment of Profit Structure: Anthropic's high profit relies on customers running expensive models, which conflicts with enterprises' pursuit of cost-effectiveness and trend towards low-cost solutions.

  2. Service Stability: Users have recently frequently reported issues withClaude such as service interruptions and declining generation quality.

  3. Cost Pressure: The latest Opus4.7 model has caused image processing costs to double, which may weaken its commercial competitiveness.

Intense Competition in a Dynamic Market

The current AI software industry is showing unprecedented dynamism, with new entrants often able to disrupt market leaders within months. At the same time, OpenAI is also fighting back, with itsGPT-5.5Pro demonstrating extremely strong performance, reportedly capable of independently completing "doctoral-level" mathematical research within two hours. However, asGPT-5.5 prices have increased by 92%, and open-source reasoning platforms and low-cost alternatives (such as OpenAI's Codex) are emerging, the loyalty of enterprise customers is facing severe challenges.

New Industry Landscape

Aside from the rivalry between the two giants, the market competition has entered a stage of multiple players competing. Open-level modelKimi K2.6 is openly challenging the intelligent agent clusters ofGPT-5.4 andClaude Opus4.6