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HackerNoon
hackernoon.com
did:plc:kbzotn4ippvrqllcitxglgm2
We fed the same 31-message email thread to GPT-5.4, Claude 4.6, Gemini 3, Grok 4.20, and Mistral Large 3. Every model failed on structural email problems that p #emailparsingapi
https://hackernoon.com/i-gave-5-frontier-models-the-same-email-thread-heres-what-they-missed
2026-03-30T19:23:44.493Z