The ‘Content Idea Brainstormer’ is an advanced n8n workflow designed to facilitate innovative content planning by leveraging AI and vector search technology. Beginning with a Webhook trigger, it captures user input, which is then split into smaller text segments for better processing. These segments are embedded using OpenAI’s API and stored in a Redis vector database, enabling sophisticated similarity searches. Users can query this database to generate relevant content ideas or expand existing ones using an AI language model. The workflow also includes a memory buffer to maintain context during interactions, and all activities are logged automatically into a Google Sheet. This automation is ideal for content creators, marketing teams, or agencies seeking to streamline their ideation process and ensure fresh, relevant content suggestions powered by AI.

Node Count	11 – 20 Nodes
Nodes Used	@n8n/n8n-nodes-langchain.agent, @n8n/n8n-nodes-langchain.embeddingsOpenAi, @n8n/n8n-nodes-langchain.lmChatAnthropic, @n8n/n8n-nodes-langchain.memoryBufferWindow, @n8n/n8n-nodes-langchain.textSplitterCharacterTextSplitter, @n8n/n8n-nodes-langchain.toolVectorStore, @n8n/n8n-nodes-langchain.vectorStoreRedis, googleSheets, stickyNote, webhook