open-swe

Open-source SWE agent framework built on LangGraph that runs coding tasks in isolated cloud sandboxes (E2B, Modal, Daytona, Runloop) and automatically opens pull requests; triggered via Slack, Linear, or GitHub mentions.

Connects to: GitHub, Slack, Linear, E2B, Modal, Daytona, LangGraph, LangSmith · · MIT 10,491★

Use it with an AI agent

Loadbay is an MCP server, so an agent can search the catalog and find this harness:

claude mcp add --transport http loadbay https://loadbay.xyz/api/mcp

• Source: https://github.com/langchain-ai/open-swe
• This harness as JSON: /api/harnesses/open-swe
• Agent setup: /setup.md
• Browse all 700+ harnesses on Loadbay