{"id":"tp-35357","type":"article-newspaper","title":"OpenAI's GPT-6.1 Sol Scores 86.6% on COBOL Migration Test","author":"Simon Yoon","publisher":"TOKENPOST Inc.","url":"https://www.tokenpost.com/news/technology/35357","datePublished":"2026-10-20T06:12:17.000Z","dateModified":"2026-10-20T06:12:17.000Z","language":"en","abstract":"The test estimated 39% lower API cost than GPT-5.6 Sol. That comparison does not establish the cost of replacing a live system.","section":"Technology","references":[]}