pip install llama-index pip install llama-index-llms-groq pip install llama-index-embeddings-huggingface pip install llama-parse pip install chromadb pip install llama-index-vector-stores-chroma pip install llama-index-embeddings-huggingface pip install python-fasthtml pip install grok pip install torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cpu