RateSonar for ChatGPT
com.ratesonar/rates
Current and past Australian bank rates: home loans, savings and term deposits, with lender and date.
client:ChatGPT
transport:streamable-http
tools:11
Install RateSonar in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://api.ratesonar.com/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs