Langchain Tool Runtime. LangChain is a framework for building agents and LLM-powered appli

LangChain is a framework for building agents and LLM-powered applications. LangChain is the platform for agent engineering. Elastic’s AI security assistant, built with LangSmith and LangGraph, cut alert response times for 20,000+ customers. LLMs are large deep-learning models pre-trained on large amounts of data that can generate responses to user queries—for example, answering questions or creating images from text-based prompts. LangChain is a software framework that helps facilitate the integration of large language models (LLMs) into applications. Deep Agents is an agent harness built on langchain and langgraph. The LangChain ecosystem has reached a pivotal milestone in 2025 with both LangChain 1. This comprehensive May 2, 2023 · What is Langchain? LangChain is a framework for developing applications powered by language models. Jan 8, 2026 · Configuration and Runtime Options When using a checkpointer, the thread ID is passed through the configurable field of the runtime configuration: const config = { configurable: { thread_id: "conversation-123" } }; await graph. LangChain is an open source framework with a pre-built agent architecture and integrations for any model or tool — so you can build agents that adapt as fast as the ecosystem evolves.

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