| 1 | Letta, Rearchitecting Letta’s Agent Loop — sources/06-harness-engineering/letta-rearchitecting-agent-loop/source.md | ”not all loops are created equal” 인용, ReAct/MemGPT 대비 |
| 2 | Anthropic, How Claude Code works — sources/06-harness-engineering/how-claude-code-works-official/source.md | gather/act/verify, stop_reason 동작 |
| 3 | SWE-agent, Agent-Computer Interface — sources/06-harness-engineering/swe-agent-aci-design/source.md | 빈 출력 → 명시 메시지, ACI 명제 |
| 4 | ReAct paper (Yao et al.) — sources/18-research-papers/agents/ | ReAct 텍스트 기반 종료 |
| 5 | MemGPT paper — sources/18-research-papers/agents/ | heartbeat 함수 종료 |