OpenAI says its newer models are better at migrating legacy code, including COBOL

Summary

OpenAI says its models now have better COBOL capabilities and can help banks migrate from old COBOL programs. OpenAI has also confirmed that its newer models are much better at writing and migrating software in older programming languages, and BleepingComputer ties this to GPT-6.1 Sol. The reports rely on OpenAI's own statements about its models.

Timeline

1. Engadget

   20 Oct 2026, 12:01 UTCSource ↗

   Engadget reports that OpenAI says its models now come with better COBOL capabilities, including helping banks migrate from old COBOL programs.

2. BleepingComputer

   20 Oct 2026, 18:11 UTCSource ↗

   BleepingComputer reports that OpenAI confirmed its newer models are much better at writing and migrating software in older programming languages, and names GPT-6.1 Sol as an example.