Esther - DMA Yachting for ChatGPT

com.dmayachting/esther

Crewed yacht charter search: yachts by region, guests, budget, dates. Proposals via a DMA broker.

client:ChatGPT transport:streamable-http tools:9

Install Esther - DMA Yachting in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.dmayachting.com/mcp

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