lr labs for ChatGPT

io.github.abhinandansethi/lr-labs

Deterministic cross-border tax engine: PE, GAAR, Indian TP, rule-level lookup. Compiled law, no LLM.

client:ChatGPT transport:streamable-http tools:5

Install lr labs in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://lrlabs.ai/mcp

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