9/17/2025 · Aaron Kao
What this post added
This post details a GTM engineering workflow using Pinecone's vector database and Assistant for semantic search powered sales outbound. It describes a FastAPI service that orchestrates web crawling for company news, reranking content using Pinecone's rerank service, retrieving relevant case studies via Pinecone Assistant's context API, and generating personalized emails with an LLM. The service is deployed to Google Cloud Run and integrated with Clay via an HTTP API action, enabling automated research and personalized outreach.