update documentation for SAP Generative AI Hub and LiteLLM integration

Author: karimmohraz

README.md

@@ -4,48 +4,63 @@
 
 [//]: # ([![License](https://img.shields.io/github/license/sap-contributions/litellm-agentic-examples)](LICENSE))
 
-The examples below showcase how to use different agentic frameworks with the SAP provider via LiteLLM.
-Users can access LLMs across all vendors (OpenAI, Google, Amazon, Mistral, SAP, ...) available in the Generative AI Hub.
-Each framework example is described in a separate jupyter notebook.
+The examples showcase how to easily use different agentic frameworks with the "SAP provider" via LiteLLM.
+
+SAP customers can access LLMs across all vendors (OpenAI, Google, Amazon, Mistral, SAP, ...) available in the SAP Generative AI Hub.
 
 📚 **[View Online documentation](https://sap-contributions.github.io/litellm-agentic-examples/)** 📚
 
+## Sap Generative AI Hub
+The [SAP Generative AI Hub](https://help.sap.com/docs/sap-ai-core/sap-ai-core-service-guide/large-language-models)
+enables customers to access large language models (LLMs) from various providers e.g., Gemini, ChatGPT, Claude, Mistral, ...,
+in a centralized manner.
+
+## LiteLMM
+[LiteLLM](https://www.litellm.ai) is an opensource library which supports 100+ LLMs from various providers.
+LiteLLM acts as the bridge to use standard open-source frameworks via the OpenAI api. LiteLLM integrates with various
+LLM providers. The "SAP provider" is recently added to LiteLLM to support LLMs in the SAP Generative AI Hub.
+
+![LiteLLM_SAPGenAIHub.png](docs/source/_static/LiteLLM_SAPGenAIHub.png)
+
 ## Prerequisites
 - [SAP AI Core Gen AI subscription via SAP BTP tenant.](https://help.sap.com/docs/sap-ai-core/sap-ai-core-service-guide/enabling-service-in-cloud-foundry)
 - Install latest Litellm (includes SAP provider).
 
-## 1. Langgraph
+## Examples Overview
+The following examples include python code and jupyter notebooks to demonstrate the integration step by step.
+
+### 1. Langgraph
 * [langgraph_agent notebook](langgraph_example/langgraph_agent.ipynb)
 
-## 2. CrewAI
+### 2. CrewAI
 * [crewai_litellm_lib notebook](crewai_example/crewai_litellm_lib.ipynb)
 * [crewai_litellm_proxy notebook](crewai_example/crewai_litellm_proxy.ipynb)
 
-## 3. PydanticAI
+### 3. PydanticAI
 * [pydanticai_litellm_proxy notebook](pydantic_ai_example/pydantic_ai_litellm_proxy.ipynb)
 
-## 4. Google ADK
+### 4. Google ADK
 * [google_adk notebook](google_adk_example/google_adk.ipynb)
 
-## 5. OpenAI ADK
+### 5. OpenAI ADK
 * [openai_adk notebook](openai_adk_example/openai_adk.ipynb)
 
-## 6. AWS
+### 6. AWS
 * [aws_strands notebook](aws_strands_example/aws_strands.ipynb)
 
-## 7. LlamaIndex
+### 7. LlamaIndex
 * [Llamaindex_litellm notebook](Llamaindex_example/Llamaindex_litellm.ipynb)
 
-## 8. smolagents
+### 8. smolagents
 * [smolagents_litellm notebook](smolagents_example/smolagents_litellm.ipynb)
 
-## 9. Microsoft Agent Framework
+### 9. Microsoft Agent Framework
 * [microsoft_agent_litellm_proxy notebook](microsoft_agent_example/microsoft_agent_litellm_proxy.ipynb)
 
-## 10. Agentscope
+### 10. Agentscope
 * [agentscope_litellm notebook](agentscope_example/agentscope_litellm.ipynb)
 
-## 11. AG2
+### 11. AG2
 * [ag2_litellm notebook](ag2_example/ag2_litellm_proxy.ipynb)
 
 

docs/source/_static/LiteLLM_SAPGenAIHub.png

@@ -6,9 +6,26 @@
 Welcome to Agentic examples for LiteLLM and SAP Gen AI Hub's documentation!
 ===========================================================================
 
-This repository contains examples of using various Agent Development Kits (ADKs)
-with SAP's Generative AI Hub via LiteLLM. Users can access LLMs across all vendors
-(OpenAI, Google, Amazon, Mistral, SAP, etc.) available in the Generative AI Hub.
+The examples showcase how to easily leverage various Agent Development Kits (ADKs) via the "SAP provider" in LiteLMM.
+
+SAP customers can access LLMs across all vendors (OpenAI, Google, Amazon, Mistral, SAP, ...) available in the SAP Generative AI Hub.
+
+The Sap Generative AI Hub
+-------------------------
+The [SAP Generative AI Hub](https://help.sap.com/docs/sap-ai-core/sap-ai-core-service-guide/large-language-models)
+enables customers to access large language models (LLMs) from various providers e.g., Gemini, ChatGPT, Claude, Mistral, ...,
+in a centralized manner.
+
+LiteLMM
+----------------
+[LiteLLM](https://www.litellm.ai) is an opensource library which supports 100+ LLMs from various providers.
+LiteLLM acts as the bridge to use standard open-source frameworks via the OpenAI api. LiteLLM integrates with various
+LLM providers. The "SAP provider" is recently added to LiteLLM to support LLMs in the SAP Generative AI Hub.
+
+.. image:: _static/LiteLLM_SAPGenAIHub.png
+   :alt: LiteLLM SAP Gen AI Hub Architecture
+   :width: 600px
+   :align: center
 
 Prerequisites
 -------------