Selling something on Marketplace means writing the listing, answering the same questions, and haggling. An agent with access to your Facebook account and Messenger can take that work on. In this account, a user had Muse list a Meta Quest 3 for sale.
The user gave Muse a floor price, a negotiation approach, and permission to handle buyer messages on its own. The agent listed the headset and took over the back-and-forth with prospective buyers.
No results or figures are reported for this sale, so we report none. The entry documents the workflow: listing plus negotiation inside the apps where buyers already message you.
What Muse did
- Listed a Meta Quest 3 on Facebook Marketplace
- Handled buyer messages in Messenger
- Negotiated within the floor price and strategy the user set
- The source reports no outcome figures for this sale
Try it
- “List my [item, condition, accessories] on Facebook Marketplace for [asking price], using the photos I provide. Answer buyer questions, but never go below [floor price]. Bring me any offer at or above the floor before accepting it.”
- “Sell my [item] on Marketplace. Write the listing from the details I give you, reply to buyers, and hold firm at [minimum]. Never share my address or phone number, and show me every accepted offer before you confirm.”
Safety notes
- The Quest 3 account reports no outcome. Do not treat it as proof that agent negotiation gets a better price.
- Separate cautionary report: in a different, widely reported incident, a Marketplace seller (Matt Robb) said Muse handled a keyboard sale, shared his home address with a buyer, and agreed to a lowball price without his approval. That incident was reported by The Guardian, TechRepublic, and others. It was a separate sale, not the Quest 3 case.
- Never let an agent share your address or phone number with a buyer. State that as a hard rule in your request.
- Never let an agent accept an offer without showing it to you first.
- Read every approval: it should name the buyer, the price, and the pickup terms.
Questions
What did the Quest 3 sale achieve?
No results or figures were reported. The account documents the workflow (listing plus negotiation).
How do I keep an agent from giving away my address?
Put it in the request explicitly, “do not share my address or phone number,” and require approval before any offer is accepted. The Robb incident shows what can go wrong without those guardrails.
More use cases
Source: Agent Use Cases, “List a Quest 3 and negotiate with buyers”. Description on this page is our own. Back to all use cases →