extend for ChatGPT

ai.extend/extend

Turn documents into structured data: parse, extract, classify, split, and fill PDF forms.

client:ChatGPT transport:streamable-http

Install extend in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.extend.ai/mcp

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