> If it's comparable with haiku, that's $13/day or 47 days til break-even

With a $20/month subscription you can basically run Haiku nonstop and never have to worry about limits.

Your comparisons continue to make little sense.

> It's also unclear if anthropic always serves you f16 versions of their models. My friends who use claude a lot complain about intelligence that varies from day to day - but that's entirely anecdotal.

This myth has been debunked over and over. There are numerous sites that run benchmarks against the providers repeatedly and the results are always within the same margin of error.