OpenAI
- AI in practice
OpenAI says GPT-6 is much better with legacy programming languages such as COBOL and Fortran
OpenAI has improved its models for legacy programming languages like COBOL and Fortran. The GPT-6 Astra model achieved an 87.4% test pass rate on the MultiLangBench, a significant improvement from GPT-5.6 Terra's 38%. GPT-6.1 Sol reached 97.9% accuracy for COBOL migration, aiding modernization of financial infrastructure.