Free Small Biz Tools for ChatGPT

com.freesmallbiztools.api/tools

Free quote and late-fee calculators, paid reminder emails and a $1 small-business tool stack report.

client:ChatGPT transport:streamable-http tools:7

Install Free Small Biz Tools in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.freesmallbiztools.com/mcp

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