Mixed
Invoking AI turned out to be by far the simplest part of the whole process!
jiggawatts on Hacker News
200K lines of VBA code
In the thread “Claude Opus 4.5”, replying to this comment
Helped: AI invocation for parsing and cross-referencing complex legacy code.
Got in the way: Microsoft Agent Framework was more hassle than plain REST calls.
… For example, one customer had 200K lines of VBA code in an Access database, which is a non-trivial exercise to extract, parse, and cross-reference. Invoking AI turned out to be by far the simplest part of the whole process! It wasn't even worth the hassle of using the MS Agent Framework, I would have been better off with plain HTTPS REST API calls.