{"slug":"northcinder","name":"northcinder","author":"cinderline","domain":"productivity","integrations":["MCP","Claude","Shopping platforms","Claude Desktop"],"language":null,"license":"MIT","stars":1216,"traits":["oss","mcp","guard"],"summary":"Open-source MCP server for product comparison with built-in human-approval gates. Agents compare products across retailers and prompt the buyer before making any purchase decision.","repo":"https://github.com/cinderline/northcinder","community":true,"tip":{"method":"x402","network":"eip155:8453","endpoint":"/api/tip/northcinder","note":"GET with an x402 client to tip the author; returns 402 with payment requirements until paid."}}