Rename demo script and update README wording

README.md

@@ -30,7 +30,7 @@
 <details open>
 <summary><h2>📢 Updates</h2></summary>
 
-- 🔥 [**Agentic Vectorless RAG Example**](https://github.com/VectifyAI/PageIndex/blob/main/examples/openai_agents_demo.py): A complete *agentic, vectorless RAG* [example](https://github.com/VectifyAI/PageIndex/blob/main/examples/openai_agents_demo.py) with self-hosted PageIndex, using OpenAI Agents SDK.
+- 🔥 [**Agentic Vectorless RAG**](https://github.com/VectifyAI/PageIndex/blob/main/examples/agentic_vectorless_rag_demo.py): A simple *agentic, vectorless RAG* [example](https://github.com/VectifyAI/PageIndex/blob/main/examples/agentic_vectorless_rag_demo.py) with self-hosted PageIndex, using OpenAI Agents SDK.
 - [PageIndex Chat](https://chat.pageindex.ai): A Human-like document analysis agent [platform](https://chat.pageindex.ai) for professional long documents. Also available via [MCP](https://pageindex.ai/mcp) or [API](https://docs.pageindex.ai/quickstart).
 - [PageIndex Framework](https://pageindex.ai/blog/pageindex-intro): The PageIndex framework — an *agentic, in-context tree index* that enables LLMs to perform *reasoning-based, human-like retrieval* over long documents.
 
@@ -81,12 +81,12 @@ The PageIndex service is available as a ChatGPT-style [chat platform](https://ch
 
 ### 🧪 Quick Hands-on
 
-- 🔥 [**Agentic Vectorless RAG**](examples/openai_agents_demo.py) (**latest**) — a complete **agentic vectorless RAG** [example](https://github.com/VectifyAI/PageIndex/blob/main/examples/openai_agents_demo.py) with *self-hosted* PageIndex, using OpenAI Agents SDK.
+- 🔥 [**Agentic Vectorless RAG**](examples/agentic_vectorless_rag_demo.py) (**latest**) — a simple but complete **agentic vectorless RAG** [example](https://github.com/VectifyAI/PageIndex/blob/main/examples/agentic_vectorless_rag_demo.py) with *self-hosted* PageIndex, using OpenAI Agents SDK.
 - Try the [Vectorless RAG](https://github.com/VectifyAI/PageIndex/blob/main/cookbook/pageindex_RAG_simple.ipynb) notebook — a *minimal*, hands-on example of reasoning-based RAG using PageIndex.
 - Check out [Vision-based Vectorless RAG](https://github.com/VectifyAI/PageIndex/blob/main/cookbook/vision_RAG_pageindex.ipynb) — no OCR; a minimal, vision-based & reasoning-native RAG pipeline that works directly over page images.
   
 <div align="center">
-  <a href="https://github.com/VectifyAI/PageIndex/blob/main/examples/openai_agents_demo.py" target="_blank" rel="noopener">
+  <a href="https://github.com/VectifyAI/PageIndex/blob/main/examples/agentic_vectorless_rag_demo.py" target="_blank" rel="noopener">
     <img src="https://img.shields.io/badge/View_on_GitHub-Agentic_Vectorless_RAG-blue?style=for-the-badge&logo=github" alt="View on GitHub: Agentic Vectorless RAG" />
   </a>
   <br/>
@@ -193,14 +193,14 @@ python3 run_pageindex.py --md_path /path/to/your/document.md
 
 ### Agentic Vectorless RAG Example
 
-For a complete **agentic vectorless RAG** example with PageIndex, see [`examples/openai_agents_demo.py`](examples/openai_agents_demo.py) (using [OpenAI Agents SDK](https://github.com/openai/openai-agents-python)).
+For a simple, end-to-end _**agentic vectorless RAG**_ example using PageIndex (with OpenAI Agents SDK), see [`examples/agentic_vectorless_rag_demo.py`](examples/agentic_vectorless_rag_demo.py).
 
 ```bash
 # Install optional dependency
 pip3 install openai-agents
 
 # Run the demo
-python3 examples/openai_agents_demo.py
+python3 examples/agentic_vectorless_rag_demo.py
 ```
 
 <!--

pageindex/client.py

@@ -20,7 +20,7 @@ class PageIndexClient:
     A client for indexing and retrieving document content.
     Flow: index() -> get_document() / get_document_structure() / get_page_content()
 
-    For agent-based QA, see examples/openai_agents_demo.py.
+    For agent-based QA, see examples/agentic_vectorless_rag_demo.py.
     """
     def __init__(self, api_key: str = None, model: str = None, retrieve_model: str = None, workspace: str = None):
         if api_key:

requirements.txt

@@ -1,5 +1,5 @@
 litellm==1.82.0
-# openai-agents  # optional: required for examples/openai_agents_demo.py
+# openai-agents  # optional: required for examples/agentic_vectorless_rag_demo.py
 pymupdf==1.26.4
 PyPDF2==3.0.1
 python-dotenv==1.1.0