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OpenAI Retires GPT-4o After Lawsuits Over Validating Responses
OpenAI officially sunsets GPT-4o and older models from ChatGPT amid eight lawsuits, with only 0.1% of users still choosing the deprecated AI.
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GitHub Deprecates GPT-4o in Copilot Chat, Recommends GPT-4.1
GitHub has deprecated the GPT-4o model in Copilot Chat as of August 6, 2025, recommending GPT-4.1 for enhanced performance and capabilities.
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OpenAI Introduces Fine-Tuning for GPT-4o to Enhance Application Performance
OpenAI launches fine-tuning for GPT-4o, allowing users to customize and improve model performance and accuracy for specific applications.
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OpenAI Releases Comprehensive GPT-4o System Card Detailing Safety Measures
OpenAI's report on GPT-4o highlights extensive safety evaluations, red teaming, and risk mitigations prior to release.