FlipPrice: a side-hustle pricing copilot for vintage resellers

Description and use

FlipPrice automates listing creation and pricing for vintage resellers, saving 10 minutes per listing and removing per-listing fees, thereby improving unit economics.

Problem

Vintage resellers need to quickly create listings, estimate fair prices, and calculate net payouts without incurring per-listing costs.

Outcome

FlipPrice automates listing creation and pricing for vintage resellers, saving 10 minutes per listing and removing per-listing fees, thereby improving unit economics.

Workflow

• Photograph the item
• Enter name, brand, category, condition, age, and buy cost
• Optionally upload a sold-history CSV
• Run the local Gemma 3 model via Ollama to generate a listing draft
• Use TabPFN (with Ridge fallback) to estimate fair-price range
• Calculate net payout and margin
• View profit dashboard
• Deploy the app locally or to Render

Evidence

FlipPrice turns a photo plus a few fields into a listing draft, a fair-price range from sold comps, and net payout after fees for vintage resellers.

Source

Who pays: resellers listing 20 to 50 items weekly, saving 10 minutes per listing.

Source

Verified live: Gemma wrote Canon AE-1 listing, p50 184.62, net 110.62, margin 59.9 pct on a 50 buy.

Source