HomeNode ReferenceAI & LangChainAI & LangChainOpenRouter, Claude, GPT, Agents, Memory, and LangChain nodesBy pvdyck•41 articlesAgent NodeChain LLM NodeInformation ExtractorAnthropic Chat ModelOpenAI Chat ModelOpenRouter Chat ModelMemory Buffer WindowOutput Parser StructuredSentiment AnalysisText ClassifierTool CalculatorCode ToolEmbeddings OllamaGoogle Gemini Chat ModelOllama Chat ModelOpenAITool HTTP RequestSearXNG ToolTool Workflow (Tool Service)Pinecone Vector StoreQdrant Vector StoreJSON Input Document LoaderDeepSeek Chat ModelxAI Grok Chat ModelThink ToolVector Store ToolDefault Data LoaderEmbeddings OpenAIMCP Server TriggerAuto-Fixing Output ParserRecursive Character Text SplitterSummarization ChainSerpApi ToolWikipedia ToolWolfram Alpha ToolSupabase Vector StoreEmbeddings Azure OpenAIEmbeddings Google GeminiVercel AI Gateway Chat ModelMCP Client ToolMCP Client