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ChatGPT

Lightspeed Retail (R-Series) MCP by usefulapi for ChatGPT

io.usefulapi/lightspeed-r-series

Read Lightspeed R-Series items, stock, sales, customers and POs; create customers and set stock.

client:ChatGPT transport:streamable-http tools:18

Install Lightspeed Retail (R-Series) MCP by usefulapi in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://lightspeed-r-series.usefulapi.io/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

Lightspeed Retail (R-Series) MCP by usefulapi in other clients