ChatGPT

Stackin for ChatGPT

io.github.stackin-io/stackin

Issue and manage Brazilian fiscal documents: NF-e for goods, NFS-e for services.

client:ChatGPT transport:streamable-http tools:16

Install Stackin in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.stackin.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

Stackin in other clients

Stackin MCP server