MCP Data Converter for ChatGPT

io.github.igormilovanovic/data-converter

Convert between 200+ format pairs: JSON, CSV, XML, YAML, PDF, Excel, DOCX and more.

client:ChatGPT transport:streamable-http

Install MCP Data Converter in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp-converter.tnkng.com/mcp

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