SWE-agent

The agent scaffold built specifically to fix real GitHub issues.

When to use it

Use this when the job is 'point an agent at a repo and a bug report', not general-purpose agent chat.

Microsoft's multi-agent conversation framework, one of the first to stick.

LangChain's answer to 'agents need state machines, not chains.'

Role-based orchestration: give each agent a job title and a goal.