Reworked to produce research brief without tables. Updated README. Code compiles.: update README.md

README.md

@@ -1,13 +1,12 @@
-# LangGraph Comparative Review Agent
+# LangGraph research brief generator
 
 ## Overview
 
-This repository contains a LangGraph agent that, given three entities, builds a comparative review table. The agent:
+This repository contains a LangGraph agent that generates a connected research brief on a single topic. The agent:
 
-1. Generates 3‑5 comparison criteria using an LLM.
-2. For each entity‑criterion pair performs a Tavily web search and collects a short note.
-3. Builds a Markdown table with rows = criteria, columns = entities.
-4. Produces a short verdict recommending the best entity for each use case.
+1. Uses an LLM to generate concise section headings for the brief.
+2. For each heading, performs a Tavily web search to fetch relevant content.
+3. Aggregates the sections into a single Markdown brief with a summary.
 
 The agent is implemented in `src/main.py` and can be run from the command line.
 
@@ -25,11 +24,11 @@ The following environment variables must be set:
 ## Usage
 
 ```bash
-# Default demo – compares Chroma, FAISS, Qdrant
+# Default demo – generates a brief on "Artificial Intelligence"
 python -m src.main
 
-# Custom entities
-python -m src.main "Entity1" "Entity2" "Entity3"
+# Custom topic
+python -m src.main "Quantum Computing"
 ```
 
-The script prints the generated criteria, the comparison table, and the verdict.
+The script prints the generated brief in Markdown format.