# Tokenizers / embeddings / transformers
tiktoken>=0.4.0
sentence-transformers>=2.2.2
transformers>=4.30.0
huggingface-hub>=0.13.0
torch>=2.0.0          # for local model inference; optional if using remote LLMs
tokenizers>=0.13.3
sentencepiece>=0.1.99

# Utilities
python-dotenv>=1.0.0
requests>=2.30.0
aiohttp>=3.8.0
pytesseract>=0.3.10
pdf2image>=1.16.0

# Web / API (optional - common for demo apps)
fastapi>=0.95.0
uvicorn>=0.22.0
pymupdf