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AI models stress test on procurement tasks across ChatGPT Claude Perplexity and SpecLens
AI & Technology
ChatGPT, Claude, Perplexity for Procurement: Where They Hallucinate
Stress test of ChatGPT, Claude, and Perplexity on real procurement tasks. Where each model works (narrative, drafting, web research) and where each model fails (cross-document spec extraction, unit normalization, page-level citations).
May 8, 2026
13 min read

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