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Worth

Registre officiel E-commerce

Find what anything is worth: resale value, used and new prices, and where to buy or sell it.

Code source Site web Documentation

Installation

Ajoutez ceci à la configuration MCP de votre client (Claude Desktop : claude_desktop_config.json ; Cursor : .cursor/mcp.json ; VS Code et les autres utilisent la même forme « mcpServers »).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http worth 'https://worth.area21.io/mcp?src=mcp_registry'
Configuration JSON (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "worth": {
            "type": "http",
            "url": "https://worth.area21.io/mcp?src=mcp_registry"
        }
    }
}

Documentation

Tirée du README du projet sur GitHub, actualisée chaque semaine. Les liens ouvrent GitHub.

Sommaire
  1. Worth
  2. What you get
  3. Install (one click or one line)
  4. Try asking
  5. Tools
  6. Free guides from Worth
  7. Privacy & support

Worth

Never overpay, never undersell.

Ask your AI "what's it worth?" about anything (thrift finds, collectibles, electronics, vintage) and get its resale value, used price and new price, plus links to the best place to buy or sell.

What you get

  • A fair price in seconds. Name it or snap a photo; get an estimate with a confidence score.
  • Know if used is worth it. See new vs. used vs. resale side by side, and how much you save or can earn.
  • The best place to buy or sell. Direct links to stores and marketplaces, matched to what you want to do.

Great for thrift flipping, reselling for beginners, pricing yard sale items, or deciding whether to buy used instead of new. No account, no sign-in. Prices come from live listings and are estimates, not offers.

Install (one click or one line)

Server URL (Streamable HTTP, no auth): https://worth.area21.io/mcp

Claude

Settings → Connectors → Add custom connector → paste:

https://worth.area21.io/mcp?src=claude
Cursor

Add to Cursor (deeplink) · web install link, or add to ~/.cursor/mcp.json:

{
  "mcpServers": {
    "worth": { "url": "https://worth.area21.io/mcp?src=cursor" }
  }
}
ChatGPT

Settings → Apps & Connectors → Advanced → enable Developer mode → Create → MCP server URL:

https://worth.area21.io/mcp?src=chatgpt

Authentication: none.

VS Code

**Install in VS Code**, or add to .vscode/mcp.json:

{
  "servers": {
    "worth": { "type": "http", "url": "https://worth.area21.io/mcp?src=vscode" }
  }
}
Any other MCP client

https://worth.area21.io/mcp?src=github

Try asking

  1. "What's my Nintendo Switch OLED worth?"
  2. "Should I buy AirPods Pro 2 new or used?"
  3. "Where can I sell a Charizard Pokémon card for the most?"
  4. "Here's a photo of my grandma's lamp. Is it worth anything?"
  5. "Is $400 a good price for a used iPhone 14 Pro?"

Tools

ToolWhat it does for you
price_itemWhat one item is worth from a photo or name: estimate, new and used ranges, confidence
compare_pricesNew vs. used vs. resale, so you know whether to buy used or sell
where_to_buy_or_sellStore and marketplace links to buy new, buy used, or sell

All tools are read-only. Results render as an interactive price card (MCP Apps, ui://worth/price-card.html). Free daily lookups.

Free guides from Worth

Privacy & support

Website · Privacy · Terms · Support

Listed in the official MCP Registry as io.github.a21ai/worth. Made by Area21 Labs.

Questions fréquentes

Qu'est-ce que Worth ?

Find what anything is worth: resale value, used and new prices, and where to buy or sell it.

Comment installer Worth ?

Il fonctionne comme serveur distant. Dans Claude Code : claude mcp add --transport http worth 'https://worth.area21.io/mcp?src=mcp_registry'. Pour les autres clients, collez la configuration JSON de cette page dans leurs réglages MCP.

Faut-il une clé API pour Worth ?

Son entrée au registre n'indique aucune clé ni secret obligatoire. Certaines fonctions peuvent tout de même demander un compte auprès du service auquel il se connecte.

Worth est-il open source ?

Son code est public sur GitHub, mais le dépôt ne déclare pas de licence standard.

Qui maintient Worth ?

Il est publié par a21ai. AI.tn le référence sans le maintenir ni le recommander.

Issu du registre MCP officiel. Être listé n'est pas une recommandation : vérifiez le code et les permissions d'un serveur avant de lui donner accès à vos données.