Stock Agent - PSX Market Data Analysis

AI Agent (Python + LangGraph)

About

Interactive LangGraph agent for Pakistan Stock Exchange data. Features human-in-the-loop decisions, web scraping for live market data, and intent-based query routing across 8 specialized nodes.

My Role

Designed modular agent architecture with conditional interrupts, persistent conversations, and dynamic intent detection for stock queries.

Core Capabilities

• Human-in-the-loop with LangGraph conditional interrupts
• 8 specialized nodes: decision, fetch, parse, interpret, route, answer
• Web scraping for live PSX market data
• Session persistence with threaded conversations

Architecture

• LangGraph state machine with conditional edges
• BeautifulSoup4 + LXML web scraping
• Pandas for data analysis
• Graph visualization with Mermaid

Tech Stack