OpenAI Regains Enterprise Lead Over Anthropic

Ramp transaction data shows OpenAI's GPT-5.6 Sol gaining enterprise share over Anthropic's Fable 5, which struggles with pricing and data retention. Overall AI adoption rising to 55.7% with spending per employee climbing. OpenAI's product iteration paying off, challenging Anthropic's recent dominance. This competitive shift has direct implications for AI lab valuations and enterprise AI strategy. New: Bearish analysis highlights Anthropic's IPO valuation rumors and OpenAI's massive losses, adding caution to the narrative. Also: OpenAI's ChatGPT Work aims to expand agent adoption but faces usability gap.