ChatGPT

Seller Toolbelt for ChatGPT

com.sellertoolbelt/mcp

Check and fix Amazon, eBay and Etsy product images, calculate marketplace fees, look up barcodes.

client:ChatGPT transport:streamable-http tools:11

Install Seller Toolbelt in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://sellertoolbelt.com/api/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs

What ChatGPT can do once it is connected

Seller Toolbelt in other clients

Seller Toolbelt MCP server