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OpenAI GPT models face user complaints over hallucinations and slow performance

A user on Reddit's r/OpenAI subreddit is experiencing significant issues with OpenAI's latest GPT models, citing frequent hallucinations, scope drifts, and slow execution times. The user contrasts this with their past experience using GLM models, which they found more manageable. They are considering switching to Anthropic's Claude models or reverting to older models like GLM 5.2 and Kimi K3 due to these performance problems, despite the appeal of larger quotas offered by OpenAI's higher-tier plans. AI

IMPACT User experiences highlight potential limitations in current large language models, impacting productivity and prompting consideration of alternative solutions.

RANK_REASON User-generated feedback on model performance, not a direct announcement or release.

Read on r/OpenAI →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

OpenAI GPT models face user complaints over hallucinations and slow performance

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User-generated feedback on model performance, not a direct announcement or release.
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Full methodology in our editorial standards.

COVERAGE [1]

  1. r/OpenAI TIER_2 English(EN) · /u/SweatyActuator2119 ·

    Hallucinations and severe scope drifts inspite of planning.

    <!-- SC_OFF --><div class="md"><p>I am using 20x plan. I am seeing a lot of hallucination and scope drift, and extremely slow execution. Previously when I used to use GLM models, I felt like they used to do part of work, and declare work done, I could fix the rest by prompting or…