McKinsey Says a Third of Companies Skipped Buying Software This Year and Built It Instead. Separate Research Says Most of Those Builds Fail.
McKinsey's State of AI 2026 survey, published August 25, found 32 percent of organizations skipped a software purchase this year because agentic coding tools let them build the functionality in-house instead — nearly half among AI 'high performers.' Separate MIT-linked research puts the success rate for internally built AI systems at roughly a third, versus two-thirds for vendor tools. The gap between those two numbers is a hiring decision, not a tooling decision.
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