Laying out the streets…STEP 1 OF 3

langgraph-harness · House #24,354

Self-hosted AI agent platform for GitLab

In the Working with AI coding agents neighborhood (AI and agents). In town since 28 Sept 2026.

Nobody has claimed this house yet. Tablif records every new product and gives it a house; when its owner claims it, the lights go on.

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What Tablif read on langgraph-harness's site

langgraph-harness describes itself as: “langgraph-harness AI coding agent platform for GitLab”

What it is

Calls itself “AI agent platform”.

  • Calls itself: AI agent platform
“…langgraph-harness AI coding agent platform for GitLab”
“Self-hosted AI agent platform for GitLab”

Where it puts itself

Rules out “analytics or cookies”.

  • Says it will not: analytics or cookies
“This site collects no analytics or cookies.”

Who it sells to

Sells to developers.

  • Sells to: developers
“A GitLab-aware assistant with full GitLab access, live web fetch, image uploads, and semantic search across past reviews and project history.”

How it runs

A command-line tool. Can be self-hosted. Offers an API. Open source. AI is the core of the product. You can bring your own API key. Built with GitHub Pages.

  • Kind: cli
  • Runs where: self-hosted
  • API: yes
  • Open source: yes
  • AI role: core to the product
  • Bring your own key: yes
  • Built with: GitHub Pages
“…bash npm run dev”
“Self-hosted, built with LangGraph.”

What it works with

Names Docker, GitLab and 4 more on its pages.

  • Names: Docker · GitLab · Lightpanda · +3
“Docker (for PostgreSQL, Redis, and Lightpanda)”
“Self-hosted AI agent platform for GitLab”

What it offers as proof

Live, no waitlist. Instant signup. Publishes docs.

  • Instant signup: yes
“Get Started”
“Guide -> https://vrajpal-jhala.github.io/langgraph-harness/guide/getting-started”

Sources

Tablif read these pages, last on 28 Sept 2026. Everything above is what the product says about itself; Tablif does not verify every claim.

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