2/3 examples don't seem to work about lanarky HOT 3 CLOSED

curl -N -X POST \
-H "Accept: text/event-stream" -H "Content-Type: application/json" \
-d '{
    "query": "Give me a code sample",
    "history": [
        [
            "What is a Text Splitter?",
            "Text Splitter is a module that is responsible for breaking up a document into smaller pieces, or chunks, that can be more easily processed."
        ],
        [
            "List all text splitter supported",
            "Langchain provides several different text splitters to help with processing text data. These include the Character Text Splitter, Hugging Face Length Function, Latex Text Splitter, Markdown Text Splitter, NLTK Text Splitter, Python Code Text Splitter, RecursiveCharacterTextSplitter, Spacy Text Splitter, tiktoken (OpenAI) Length Function, and TiktokenText Splitter."
        ]
    ]
}' \
http://localhost:8000/chat