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ChatGPT's Em Dash Problem Solved – Finally!

OpenAI ChatGPT Artificial Intelligence LLM Em Dash Sam Altman AI Chatbot
November 14, 2025
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Control Restored
Media Hype 6/10
Real Impact 8/10

Article Summary

OpenAI has resolved a longstanding issue with ChatGPT’s output: the chatbot’s tendency to utilize em dashes, a punctuation mark that had become synonymous with AI-generated content. The problem, highlighted in recent months across various platforms including school papers and customer service interactions, led to accusations of laziness and prompted debate about the authenticity of AI-produced text. While some argued that the em dash was a legitimate stylistic choice, ChatGPT’s automatic inclusion fueled concerns about academic integrity and the potential for misuse. OpenAI’s fix, announced by CEO Sam Altman, allows users to explicitly instruct ChatGPT to omit em dashes through custom instructions within the chatbot’s personalization settings. This doesn’t eliminate the em dash entirely, but it provides users with greater control over its frequency, addressing a significant user frustration.

Key Points

  • OpenAI has fixed ChatGPT's persistent use of em dashes.
  • Users can now instruct ChatGPT to avoid em dashes via custom instructions.
  • The issue stemmed from ChatGPT automatically generating text with em dashes, leading to criticisms of AI-generated content.

Why It Matters

This news is important for several reasons. First, it directly addresses a growing concern within the AI community – the reliability of output from large language models. The em dash problem highlighted a critical flaw in ChatGPT's training and functionality. Second, it underscores the increasing importance of user control and customization in AI applications. Finally, it’s a subtle but significant step in OpenAI’s ongoing effort to refine ChatGPT and improve its usability, moving beyond simply adding new features to addressing existing issues that impact user trust and satisfaction. For professionals – particularly those using AI for content creation or research – this update represents an improvement in the tool’s overall performance and a move towards greater predictability.

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