Grailbot scans Facebook Marketplace in real-time, flags items priced 40%+ below eBay comps, and auto-drafts personalized offers—so you close deals while others are still scrolling.
Grailbot automates the entire sourcing pipeline — from discovery to first contact.
Grailbot continuously monitors Facebook Marketplace in your target cities. Every new listing is captured the moment it goes live — before other buyers even see it.
Each listing is instantly cross-referenced against eBay sold comps. Items priced 40%+ below market value are flagged as high-margin opportunities with profit estimates.
A personalized lowball message is auto-drafted and sent to the seller within seconds. You get notified when they respond — ready to close the deal.
Every feature is designed to give you an unfair advantage in the reselling game.
Continuous monitoring of Facebook Marketplace across multiple cities. New listings are captured in seconds, not minutes.
Automated price comparison against eBay sold listings. Instantly see profit margins, sell-through rates, and price trends.
AI-generated messages that feel human. Customized to the listing, priced to negotiate, and sent before your competition.
Monitor multiple cities and zip codes simultaneously. Expand your sourcing radius without expanding your screen time.
Track your pipeline from scanned listings to closed deals. See your ROI, hit rate, and best-performing categories.
Push notifications the moment a high-margin deal drops. Never miss an opportunity because you weren't at your desk.
Lock in founder pricing before we raise it. No contracts, cancel anytime.
Everything you need to source profitable inventory on autopilot.
Cancel anytime · No contracts · Secure payment via Stripe
Everything you need to know before getting started.
Grailbot continuously scans Facebook Marketplace listings across your target cities. Each listing is automatically compared against recently sold eBay comps to calculate the profit margin. Items priced 40% or more below market value are flagged immediately.
Grailbot operates within the bounds of publicly available marketplace data. We access the same listings any user can see — we just do it faster and smarter. Our approach is designed to be respectful and compliant.
Currently, Grailbot performs best with electronics, furniture, collectibles, gaming, and brand-name clothing. We're expanding category support continuously based on user demand.
Yes. You can set your own offer templates, pricing strategies (fixed amount, percentage below asking, etc.), and tone preferences. Grailbot uses these as a base and personalizes each message for the specific listing.
You'll get instant access to the Grailbot dashboard where you can set up your target cities, categories, and offer preferences. The scanner starts working within minutes of setup.
Absolutely. No contracts, no commitments. Cancel from your dashboard at any time and you won't be charged again. We keep it simple.
Join resellers who are already closing deals on autopilot. Early access pricing won't last forever.
Get Started — $29/mo