OpenAI is gaining on Anthropic with business users, new data indicates

Businesses are willing to flop back and forth as each lab releases new models, volatility that should give both companies' investors pause about how "sticky" enterprise AI spending really is.

The top 3

  1. Leading Proprietary LLMs for Business Adoption: OpenAI's GPT series, including GPT-5.6 and GPT-4o, are widely adopted multi-purpose models, while Anthropic's Claude models, such as Opus 5 and Sonnet 5, are also prominent choices for enterprises.
  2. Key Criteria for Enterprise AI Model Selection: Businesses prioritize total cost of ownership, robust security and compliance, scalability, reliability, integration with existing ecosystems, and vendor relationship when selecting an AI model.
  3. Top Open-Source LLMs for Enterprise Solutions: DeepSeek-V3, Qwen3-235B-A22B, and zai-org/GLM-4.5 are among the top open-source LLMs recommended for enterprise deployments in 2026 due to their performance and features. Nemotron 3 is also highlighted for enterprise use, with NVIDIA providing weights and training resources.

Sources

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