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Vol. I · No. 28 Texas Edition
Tuesday, Oct 27
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Show HN: CoastMath: (Open Source) Personal Finance and Retirement Planner

By jfrbfbreudh 2 min read 6 views 0 comments

Self-hosting instructions in the README.Hosted version: https://coastmath.com/iOS app: https://apps.apple.com/app/id6809539979This post is partially inspired by this thread: https://news.ycombinator.com/item?id=50048344```
> Somewhere around 20M people (0.2%) see first-hand that large, complex projects that used to take them weeks/months can now be completed by agents with a prompt.>> No, they can't, at least not any semblance of quality. The cases we're seeing where this does kinda work is in ports and translation where all the rules are already documented in the best specification language possible with a way for the LLM to verify itself: code. We saw this close to a year ago now with Cloudflare and NextJS
```This post mostly outlines how I am personally building with agents, as I am almost entirely hands-off.Desired feature-set determined by having agents research existing products and feedback / feature requests on FIRE subreddits.Features built using Opus 5.5 (xhigh) / Fable 5.1 (med/high) as orchestrator and Opus-5-5 low/medium as worker subagents.Quality is attempted by running Opus-5-5 agents in a perpetual audit + fixer loop on the calculation / compliance engine until no…

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