A user on Reddit reported encountering a usage limit on their OpenAI Pro 5x plan, despite having ample usage remaining. Additionally, they were unable to access the 'gpt-5.3-codex-spark' model, receiving an error message indicating it's not supported with a ChatGPT account. Attempts to contact OpenAI support through their help website also failed, with the customer support chat returning an error. AI
IMPACT Potential friction for users of OpenAI's premium plans, indicating possible issues with service delivery or model availability.
RANK_REASON User-reported issue with a commercial product.
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