프로젝트 탐색 —入门 예제

• •OpenAI API Key

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        "content": "## 📬 Need Help or Want to Customize This?\n📧 [robert@ynteractive.com](mailto:robert@ynteractive.com)  \n🔗 [LinkedIn](https://www.linkedin.com/in/robert-breen-29429625/)\n\n\n## 🔧 Step-by-Step Setup\n\n### 1️⃣ Run Workflow\n\n- **Node**: `Manual Trigger (Run Workflow)`\n- **Purpose**: Manually start the workflow for testing or learning.\n\n\n### 2️⃣ Create Random Data\n\n- **Node**: `Create Random Data (Code)`\n- **What it does**: Simulates incoming data with multiple content ideas.\n\n\n### 3️⃣ Loop Over Items\n\n- **Node**: `Loop Over Items (SplitInBatches)`\n- **Purpose**: Sends one record at a time to the next node.\n- **Why It Matters**: Loops in n8n are created using this node when you want to iterate over multiple items.\n\n\n### 4️⃣ Create Captions with AI\n\n- **Node**: `Create Captions (LangChain Agent)`\n- **Prompt**: \n```text\nidea: {{ $json.idea }}\n```\n- **System Message**: \n```text\nYou are a helpful assistant creating captions for a LinkedIn post. Please create a LinkedIn caption for the idea.\n```\n- **Model**: GPT-4o Mini or GPT-3.5\n- **Credentials Required**:\n  - **OpenAI Credential**  \n    - Go to: [OpenAI API Keys](https://platform.openai.com/account/api-keys)\n    - Create a key and add it in n8n under credentials as “OpenAi account”\n\n\n### 5️⃣ Inject Creativity (Optional)\n\n- **Node**: `Tool: Inject Creativity (LangChain Tool)`\n- **Purpose**: Demonstrates optional LangChain tools that can enhance or manipulate input/output.\n- **Why It’s Cool**: A great way to show chaining tools to AI agents.\n\n\n\n\n\n"
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