requirements.txt

# Core Streamlit UI
streamlit>=1.30.0,<2.0.0

# LangChain Framework & Integrations
# NOTE: LangChain releases often, pin versions for stability
langchain>=0.1.14,<0.2.0
langchain-core>=0.1.40,<0.2.0
langchain-openai>=0.1.1,<0.2.0
langchain-groq>=0.1.2,<0.2.0
langchain-google-genai
langchain-anthropic

# Web Search Client
tavily-python>=0.3.3,<0.4.0

# Data Validation
pydantic>=2.0.0,<3.0.0

# Retry Logic
tenacity>=8.2.0,<9.0.0

# UML Diagram Generation (Requires Java runtime)
plantuml>=0.3.0,<0.4.0

# Environment Variable Loading
python-dotenv>=1.0.0,<2.0.0

# Typing Helpers (Often a dependency, but good to include explicitly)
typing-extensions>=4.8.0,<5.0.0

# HTTP Clients (Often dependencies of LLM/API clients, pin for stability)
httpx>=0.27.0,<0.28.0
requests>=2.31.0,<3.0.0