Tell the agent what you're looking for:
I need a stage piano with 88 keys under €2,000.
Browse the matches...
...or let the agent narrow it down for you.
Finally, get a 'BEST AVAILABLE FIT' recommendation, including owners opinion from reddit.
Or check out the alternative suggestions.
Keep interacting with the agent at any point, to refine or change your expectations until you are satisfied with the recommendations.
You need a side-by-side comparison of two devices? Just ask for it:
Compare Roland RD-88 EX and Yamaha CK88
Behind it: a LangChain agent over three evidence tiers — a retailer catalogue,
manufacturer documentation, and 1,353 owner reports from 537 Reddit threads.
Python 3.13 · FastAPI · LangChain 1.x · ChromaDB · React 19..