Your AI agent sells it for you.
bye! buy! deploys AI agents that list, cross-post, negotiate, filter scams, and close the sale — so you don't have to.
One listing goes live on every major marketplace simultaneously.
Agents handle buyer messages, counter lowballers, and filter scams in real time.
Secure Stripe-powered checkout links — no cash meetups, no fraud.
Snap a photo, set a price
Listing Agent posts everywhere
Negotiation Agent handles buyers
Payment Agent closes the deal
Three specialized agents work together autonomously — you only step in to approve the final sale.
Real-time view of all your listings, active negotiations, and offers. One place to manage everything.
Watch your agent negotiate in real time. It counters lowballers, answers questions, and pushes for your target price.
Buyers get a secure payment link — no cash, no Venmo scams. Funds go directly to your account.
Automated posting to Facebook Marketplace, Craigslist, and more via browser automation.
Dual microservice architecture with Stagehand for AI-driven browser automation and Playwright for deterministic flows. Built for reliability and scale.
Every platform becomes a channel. The agent layer is the new marketplace.
Co-Founder
Co-Founder
Built at TreeHacks 2026 — Stanford's premier hackathon.
Shipping fast, obsessed with the problem, ready to scale.
Build the agent-mediated commerce infrastructure —
where AI handles every person-to-person transaction.
Resale automation — list, negotiate, sell
Gigs, rentals, and local services
Reverse marketplace — agents match buyers & sellers
A pre-seed partner who backs founders early and helps us go from hackathon to company.