docs(blog): revise introducing NPi

Author: wenfengwang

docs/pages/blog/introducing-npi.mdx

@@ -25,8 +25,10 @@ significant overhead.
 - Ensuring the security of AI Agents — making their actions controllable, predictable, and explainable — poses
 substantial challenges.
 
-This is why NPi was created: to offer AI Agent developers an easy-to-use and reliable platform that enhances their
-agents' robust tool-use capabilities.
+Although AI agent development is progressing rapidly, we identified a significant gap in the current LLM stack ecosystem:
+the absence of products specifically tailored to address the challenges of `Tool Use` faced by AI agent developers.
+To fill this void, we created NPi, a platform designed to provide an easy-to-use and reliable functionalities that
+enhances the robust tool-use capabilities of AI agents.
 
 ## What is NPi?