OPENAI REPORTS MAJOR GAINS IN LEGACY-CODE MODERNIZATION

Summary from the TLDR IT newsletter

OpenAI introduced evaluations for building software across 20 programming languages and migrating COBOL while preserving behavior. On its COBOL migration benchmark, GPT-6.1 Sol reached 86.6% accuracy at low reasoning effort, compared with 5.4% for GPT-5.6 Sol, suggesting progress on maintaining and modernizing legacy enterprise systems.