Streaming Partial JSON from LLMs in Go
The Problem LLMs stream JSON token by token. Your structured output arrives as: {"project": {"name": "Mo {"project": {"name": "Mobile App", "status": "in_prog {"project": {"name": "Mobile App", "status": "in_progress"}, "tasks": [{"title": "UI Redes ... Standard encoding/json fails on every chunk except the last: json.Unmarshal([]byte(`{"project": {"name": "Mo`), &result) // error: unexpected end of JSON input This was recently highlighted by swyx as a #1 or #2 performance issue in AI applications. You’re forced to wait for the complete response before showing anything to users - negating the entire point of streaming with json mode or structured output. ...