{"slug":"langgraph-platform","name":"LangGraph Platform (LangSmith Deployment)","owner":null,"repo":null,"category":"orchestration-workflows","lang":"","blurb":"Managed deployment and orchestration for stateful LangGraph agents — persistence, human-in-the-loop, streaming, and horizontal scaling for production AI agents.","use_cases":"[]","alternatives":[],"stars":0,"pushed_at":null,"synced_at":null,"kind":"api","one_liner":"Managed deployment and orchestration for stateful LangGraph agents — persistence, human-in-the-loop, streaming, and horizontal scaling for production AI agents.","website":"https://www.langchain.com/langgraph","docs_url":"https://docs.langchain.com/langsmith/deployment","signup_url":"https://smith.langchain.com","pricing_model":"freemium","pricing_note":"Free Developer plan (no CC); managed cloud deploys need Plus ($39/user/mo), then $0.005/run + $0.0036/min prod uptime","auth_type":"api-key","agent_signup":"self-serve-instant-key","agent_signup_note":"Free Developer account at smith.langchain.com issues a LangSmith API key instantly (no CC); a managed cloud deployment requires upgrading to Plus.","mcp_server":"","sdks":["Python","TypeScript","REST"],"code_sample":"{\"lang\":\"python\",\"code\":\"from typing import TypedDict\\nfrom langgraph.graph import StateGraph, START, END\\n\\nclass State(TypedDict):\\n    messages: list\\n\\nbuilder = StateGraph(State)\\nbuilder.add_node(\\\"agent\\\", call_model)\\nbuilder.add_edge(START, \\\"agent\\\")\\nbuilder.add_edge(\\\"agent\\\", END)\\ngraph = builder.compile()  # deploy this graph to LangSmith Deployment\"}","tags":["ai-agents","langgraph","stateful","human-in-the-loop","managed"],"useCases":[],"codeSample":{"lang":"python","code":"from typing import TypedDict\nfrom langgraph.graph import StateGraph, START, END\n\nclass State(TypedDict):\n    messages: list\n\nbuilder = StateGraph(State)\nbuilder.add_node(\"agent\", call_model)\nbuilder.add_edge(START, \"agent\")\nbuilder.add_edge(\"agent\", END)\ngraph = builder.compile()  # deploy this graph to LangSmith Deployment"},"oneLiner":"Managed deployment and orchestration for stateful LangGraph agents — persistence, human-in-the-loop, streaming, and horizontal scaling for production AI agents.","docsUrl":"https://docs.langchain.com/langsmith/deployment","signupUrl":"https://smith.langchain.com","pricingModel":"freemium","pricingNote":"Free Developer plan (no CC); managed cloud deploys need Plus ($39/user/mo), then $0.005/run + $0.0036/min prod uptime","authType":"api-key","agentSignup":"self-serve-instant-key","agentSignupNote":"Free Developer account at smith.langchain.com issues a LangSmith API key instantly (no CC); a managed cloud deployment requires upgrading to Plus.","mcpServer":""}