arbor-agent

#arbor-agent

I reimplemented Arbor (a research agent that grows a tree of hypotheses) on LangGraph — an agent that keeps its experiments instead of forgetting what failed

Reddit r/AI_Agents ↗ · 2026-07-07

A developer reimplements Arbor, a multi-agent research system from a paper, on LangGraph, sharing lessons about graph structure enforcing invariants and backpropagating insights from failures. The reimplementation, arbor-lg, uses LangGraph's StateGraph and SQLite checkpointer for durability.

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arbor-agent

I reimplemented Arbor (a research agent that grows a tree of hypotheses) on LangGraph — an agent that keeps its experiments instead of forgetting what failed

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