JSONlify for ChatGPT

io.github.irmasemma/jsonlify

Validate and convert JSONL fine-tuning data across 11 AI providers. 13 tools.

client:ChatGPT transport:streamable-http

Install JSONlify in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://www.jsonlify.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