IBM shares rose nearly 7% in premarket trading on October 7, 2025, after announcing a strategic partnership with Anthropic. The collaboration will integrate Anthropic's Claude AI into IBM's software portfolio, starting with a new AI-first integrated development environment (IDE) currently in private preview. Over 6,000 early adopters are using the IDE, reporting a 45% increase in productivity. The partnership also includes a guide for developing secure enterprise AI agents.