[GitHub Trending] langchain-ai/open_deep_research
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LangChain's open deep research tool, directly relevant to AI agent orchestration and multi-agent systems with strong community signal.
LangChain released Open Deep Research, an open-source agent that achieves #6 on the Deep Research Bench leaderboard with a 0.4344 RACE score, matching proprietary deep research tools. It supports multiple LLM providers (GPT-4.1, GPT-5, Ollama), search backends (Tavily, MCP servers, native web search), and runs via LangGraph server with configurable summarization, research, compression, and report-writing models. The benchmark includes 100 PhD-level tasks across 22 fields, with evaluation costing $20–$100 per run.
langchain-ai