Phulax for ChatGPT
pro.phulax/phulax
Construction cost estimates for US jobs: materials, labor by trade, permits, schedule.
client:ChatGPT
transport:streamable-http
Install Phulax in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://phulax.pro/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs