Show HN: Langgraph-harness - self-hosted AI agent for GitLab merge requests

Category: ai-ml

Tags: ai-agents, gitlab, code-review, langgraph, self-hosted

Score: 7.3/10 (Innovation: 6, Technical: 8, Documentation: 8, Utility: 7)

langgraph-harness is a self-hosted AI agent platform for GitLab that autonomously reviews merge requests, resolves issues and tasks in isolated Kata Containers VMs, and provides a context-aware chat assistant. It stands out for its production maturity (133 releases, 1k+ reviews) and robust guardrails like mid-run correction, persistent checkpoints, and human approval for sensitive actions.

Target audience: DevOps engineers, backend developers, engineering teams using GitLab

Repository: https://github.com/vrajpal-jhala/langgraph-harness · TypeScript · MIT · 30 stars

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