
OpenAI says GPT-6.1 Sol is far better at migrating legacy code
OpenAI's own MultiLangBench shows GPT-6.1 Sol at 86.6% COBOL migration accuracy versus 5.4% for GPT-5.6 Sol.
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OpenAI's own MultiLangBench shows GPT-6.1 Sol at 86.6% COBOL migration accuracy versus 5.4% for GPT-5.6 Sol.
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