Polytranslator for ChatGPT

com.polytranslator/translator

Translate PDFs, scans, Office files and EPUB across 475 languages and styles, preserving layout.

client:ChatGPT transport:streamable-http

Install Polytranslator in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://www.polytranslator.com/api/mcp

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