--- format: "aidr-story-markdown/v1" id: "73487ae5ff4e28b1321cf24d2a451ae60ccc6a5e8064bc8065f8b0d31dff91cf" canonical_url: "https://aidr.today/73487ae5?lang=en" title: "Anthropic Opus 5.5 Leads AI Business Spend With 34% Share" lang: "en" requested_lang: "en" available_langs: ["en","vi"] translation_fallback: null fallback_fields: [] published_at: "2026-10-14T18:54:23.000Z" category: "Industry" topics: ["anthropic","llm"] source_urls: ["https://marketbrief.now/ai/anthropic-opus-55-leads-ai-business-spend-with-34percent-share-2f6dd855","https://huggingnews.com/ai/anthropic-opus-55-leads-ai-business-spend-with-34percent-share-2f6dd855"] summary: "Anthropic's Opus 5.5 model currently drives 34% of total business AI spending, though OpenAI is gaining market share among corporate users, according to the latest Ramp AI Index. High-cost models including Opus, Fable, Sol, and Astra collectively command the majority of industry expenditure, while overall AI spending growth has slowed among the largest users, with the top 1% of firms spending $9,568 per employee in September, down 3.1% from a July peak of $9,873." --- # Anthropic Opus 5\.5 Leads AI Business Spend With 34% Share > [Open the canonical story]() **Published:** 2026-10-14T18:54:23.000Z **Category:** Industry **Topics:** anthropic, llm ## Summary Anthropic's Opus 5\.5 model currently drives 34% of total business AI spending, though OpenAI is gaining market share among corporate users, according to the latest Ramp AI Index\. High\-cost models including Opus, Fable, Sol, and Astra collectively command the majority of industry expenditure, while overall AI spending growth has slowed among the largest users, with the top 1% of firms spending $9,568 per employee in September, down 3\.1% from a July peak of $9,873\. ## Sources - [Story source]() - [Story source]()