{
  "name": "OpenSea Analytics Agent Tool",
  "nodes": [
    {
      "id": "9478ead9-7f35-49b5-aff7-401ce9b8f4af",
      "name": "Analytics Agent Brain",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
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      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "REPLACE_WITH_RESOURCE"
        },
        "options": {}
      },
      "typeVersion": 1.2
    },
    {
      "id": "80910bd9-7889-4185-8cfd-31a6aca270ff",
      "name": "Analytics Agent Memory",
      "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
      "position": [
        440,
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      ],
      "parameters": {},
      "typeVersion": 1.3
    },
    {
      "id": "b810757e-caa3-4987-be0a-66284e01d6b9",
      "name": "OpenSea Get Collection Stats",
      "type": "@n8n/n8n-nodes-langchain.toolHttpRequest",
      "position": [
        600,
        40
      ],
      "parameters": {
        "url": "https://api.opensea.io/api/v2/collections/{collection_slug}/stats",
        "sendHeaders": true,
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "toolDescription": "This tool retrieves statistics for a single NFT collection from OpenSea by collection slug.",
        "parametersHeaders": {
          "values": [
            {
              "name": "Accept",
              "value": "application/json",
              "valueProvider": "fieldValue"
            }
          ]
        }
      },
      "typeVersion": 1.1
    },
    {
      "id": "288220ab-4321-4916-8ea1-bd27495b3b57",
      "name": "OpenSea Analytics Agent",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        600,
        -200
      ],
      "parameters": {
        "text": "={{ $json.message }}",
        "options": {
          "systemMessage": "# **📢 OpenSea Analytics Agent – System Message**  \n\n## **🔹 Role & Purpose**\nThe **OpenSea Analytics Agent** is an advanced **AI-powered NFT data analyst** with direct access to **OpenSea’s API**. It specializes in **retrieving and analyzing NFT market data**, including:\n- Collection statistics (sales volume, floor prices, market cap, etc.)\n- Transaction histories (sales, bids, transfers, listings)\n- Event tracking for specific wallets, collections, and NFTs  \n- Market trends & price movements  \n\nThis agent **ensures all API calls follow OpenSea’s exact requirements**, preventing invalid queries and ensuring fast, accurate responses.  \n\n---\n\n## **⚡ Available Tools & How to Use Them**\nThe **Analytics Agent** integrates multiple **OpenSea API endpoints** to retrieve, process, and analyze NFT data.\n\n### **1️⃣ OpenSea Get Collection Stats**\n📍 **Endpoint**: `/api/v2/collections/{collection_slug}/stats`  \n🔹 **Description**: Retrieves **key statistics** for a specific NFT collection, including:\n  - Total sales volume (ETH)  \n  - Number of sales  \n  - Average price  \n  - Market cap  \n  - Number of owners  \n  - Floor price  \n\n🔹 **Required Parameter**:  \n  - `collection_slug` → The unique identifier of the NFT collection on OpenSea  \n\n🔹 **Example Query**:  \n  _\"Get stats for the Bored Ape Yacht Club collection.\"_  \n\n✅ **API Call Example:**  \n```plaintext\nGET https://api.opensea.io/api/v2/collections/boredapeyachtclub/stats\n```  \n\n---\n\n### **2️⃣ OpenSea Get Events**\n📍 **Endpoint**: `/api/v2/events`  \n🔹 **Description**: Retrieves **NFT-related events** (sales, transfers, listings, bids, and redemptions) that occurred within a specific timeframe.  \n\n🔹 **Optional Query Parameters:**  \n  - `after` → Fetch events occurring after this Unix timestamp.  \n  - `before` → Fetch events occurring before this Unix timestamp.  \n  - `event_type` → Filter by event types (`sale`, `transfer`, `redemption`).  \n  - `limit` → Number of results (1-50, default: 50).  \n  - `next` → Cursor for pagination.  \n\n🔹 **Example Query**:  \n  _\"Show me all NFT sales from the last 24 hours.\"_  \n\n✅ **API Call Example:**  \n```plaintext\nGET https://api.opensea.io/api/v2/events?event_type=sale&after=1710960000\n```  \n\n---\n\n### **3️⃣ OpenSea Get Events (by Account)**\n📍 **Endpoint**: `/api/v2/events/accounts/{address}`  \n🔹 **Description**: Retrieves **all events related to a specific wallet address**.  \n\n🔹 **Required Parameter**:  \n  - `address` → Wallet address of interest  \n\n🔹 **Optional Parameters:**  \n  - `chain` → Blockchain network (**must be valid, see list below**).  \n  - `event_type` → Filter events (`sale`, `transfer`, `redemption`).  \n  - `limit` → Number of results (1-50, default: 50).  \n  - `next` → Cursor for pagination.  \n\n🔹 **Example Query**:  \n  _\"Fetch all NFT transfers for wallet `0x123...abc` on Ethereum.\"_  \n\n✅ **API Call Example:**  \n```plaintext\nGET https://api.opensea.io/api/v2/events/accounts/0x123...abc?event_type=transfer&chain=ethereum\n```  \n\n---\n\n### **4️⃣ OpenSea Get Events (by Collection)**\n📍 **Endpoint**: `/api/v2/events/collection/{collection_slug}`  \n🔹 **Description**: Retrieves **all NFT events related to a specific collection**.  \n\n🔹 **Required Parameter**:  \n  - `collection_slug` → The unique identifier of the NFT collection  \n\n🔹 **Example Query**:  \n  _\"Get the latest 10 sales for Azuki NFTs.\"_  \n\n✅ **API Call Example:**  \n```plaintext\nGET https://api.opensea.io/api/v2/events/collection/azuki?event_type=sale&limit=10\n```  \n\n---\n\n### **5️⃣ OpenSea Get Events (by NFT)**\n📍 **Endpoint**: `/api/v2/events/chain/{chain}/contract/{address}/nfts/{identifier}`  \n🔹 **Description**: Retrieves **all historical events for a specific NFT** based on:\n  - **Blockchain**  \n  - **Smart contract address**  \n  - **Token ID**  \n\n🔹 **Required Parameters**:  \n  - `chain` → Blockchain network (**must be valid, see list below**).  \n  - `address` → Smart contract address of the NFT.  \n  - `identifier` → Unique NFT token ID.  \n\n🔹 **Example Query**:  \n  _\"Show me the last 5 transactions for CryptoPunk #9999.\"_  \n\n✅ **API Call Example:**  \n```plaintext\nGET https://api.opensea.io/api/v2/events/chain/ethereum/contract/0xb47e3cd837dDF8e4c57F05d70Ab865de6e193BBB/nfts/9999?limit=5\n```  \n\n---\n\n## **⚠️ Important Rules & Restrictions**\n### **🚨 1. Only Allowed Blockchain Inputs**\n✅ **Valid Blockchains for Queries**:\n- `amoy`\n- `ape_chain`\n- `ape_curtis`\n- `arbitrum`\n- `arbitrum_nova`\n- `arbitrum_sepolia`\n- `avalanche`\n- `avalanche_fuji`\n- `b3`\n- `b3_sepolia`\n- `baobab`\n- `base`\n- `base_sepolia`\n- `bera_chain`\n- `blast`\n- `blast_sepolia`\n- `ethereum`\n- `flow`\n- `flow_testnet`\n- `klaytn`\n- **`matic`** _(Use this instead of \"polygon\")_\n- `monad_testnet`\n- `mumbai`\n- `optimism`\n- `optimism_sepolia`\n- `sei_testnet`\n- `sepolia`\n- `shape`\n- `solana`\n- `soldev`\n- `soneium`\n- `soneium_minato`\n- `unichain`\n- `zora`\n- `zora_sepolia`\n\n🚨 **Critical Rule:**\n- ❌ `\"polygon\"` **is NOT a valid chain input** and **must be replaced with** `\"matic\"`.  \n- ❌ Using an unsupported blockchain **will cause an error**.  \n- ✅ Always verify blockchain names before executing a query.\n\n---\n\n## **📌 Example Queries**\n✅ _\"Get NFT sales data for the past 7 days.\"_  \n✅ _\"Fetch the top 5 trending collections by volume.\"_  \n✅ _\"Track all NFT transactions for my wallet `0xabc...xyz`.\"_  \n✅ _\"Show me the most expensive sale in the last 24 hours.\"_  \n\n---\n\n## **⚠️ Error Handling**\nIf an OpenSea API request fails, **check for errors**:\n- ✅ `200` → Success  \n- ❌ `400` → Bad Request (Invalid input format)  \n- ❌ `404` → Not Found (Incorrect `collection_slug`, `address`, or `identifier`)  \n- ❌ `500` → Server Error (OpenSea API issue)  \n\n---\n\n# **🚀 Conclusion**\nThe **OpenSea Analytics Agent** is a specialized **AI-driven NFT analyst** designed to track market trends, analyze transactions, and provide **real-time NFT insights**. Whether you're a **trader, investor, or collector**, this system ensures you stay ahead of the market with **accurate, structured, and powerful NFT analytics**.  \n\n🔥 **Follow all rules to ensure successful API queries!** 🔥"
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      "name": "Workflow Input Trigger",
      "type": "n8n-nodes-base.executeWorkflowTrigger",
      "position": [
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        -200
      ],
      "parameters": {
        "workflowInputs": {
          "values": [
            {
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            },
            {
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            }
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    },
    {
      "id": "ea5f7259-ff8b-48bc-9bde-01b7d2d42d2b",
      "name": "OpenSea Get Events",
      "type": "@n8n/n8n-nodes-langchain.toolHttpRequest",
      "position": [
        780,
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      ],
      "parameters": {
        "url": "https://api.opensea.io/api/v2/events",
        "sendQuery": true,
        "sendHeaders": true,
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "parametersQuery": {
          "values": [
            {
              "name": "event_type",
              "valueProvider": "modelOptional"
            },
            {
              "name": "after",
              "valueProvider": "modelOptional"
            },
            {
              "name": "before",
              "valueProvider": "modelOptional"
            },
            {
              "name": "limit",
              "valueProvider": "modelOptional"
            },
            {
              "name": "next",
              "valueProvider": "modelOptional"
            }
          ]
        },
        "toolDescription": "This tool retrieves a list of OpenSea events based on timestamps, event type, and pagination.",
        "parametersHeaders": {
          "values": [
            {
              "name": "Accept",
              "value": "application/json",
              "valueProvider": "fieldValue"
            }
          ]
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      },
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    },
    {
      "id": "d18c5b15-bc5d-4053-8364-9ecedc36483a",
      "name": "OpenSea Get Events by Account",
      "type": "@n8n/n8n-nodes-langchain.toolHttpRequest",
      "position": [
        960,
        40
      ],
      "parameters": {
        "url": "https://api.opensea.io/api/v2/events/accounts/{address}",
        "sendQuery": true,
        "sendHeaders": true,
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "parametersQuery": {
          "values": [
            {
              "name": "after",
              "valueProvider": "modelOptional"
            },
            {
              "name": "before",
              "valueProvider": "modelOptional"
            },
            {
              "name": "chain",
              "valueProvider": "modelOptional"
            },
            {
              "name": "event_type",
              "valueProvider": "modelOptional"
            },
            {
              "name": "limit",
              "valueProvider": "modelOptional"
            },
            {
              "name": "next",
              "valueProvider": "modelOptional"
            }
          ]
        },
        "toolDescription": "This tool retrieves a list of OpenSea events for a specific account based on timestamps, chain, event type, and pagination.",
        "parametersHeaders": {
          "values": [
            {
              "name": "Accept",
              "value": "application/json",
              "valueProvider": "fieldValue"
            }
          ]
        }
      },
      "typeVersion": 1.1
    },
    {
      "id": "74b00939-5c0f-4974-8d6e-35cfb9dc5c79",
      "name": "OpenSea Get Events by Collection",
      "type": "@n8n/n8n-nodes-langchain.toolHttpRequest",
      "position": [
        1160,
        40
      ],
      "parameters": {
        "url": "https://api.opensea.io/api/v2/events/collection/{collection_slug}",
        "sendQuery": true,
        "sendHeaders": true,
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "parametersQuery": {
          "values": [
            {
              "name": "after",
              "valueProvider": "modelOptional"
            },
            {
              "name": "before",
              "valueProvider": "modelOptional"
            },
            {
              "name": "event_type",
              "valueProvider": "modelOptional"
            },
            {
              "name": "limit",
              "valueProvider": "modelOptional"
            },
            {
              "name": "next",
              "valueProvider": "modelOptional"
            }
          ]
        },
        "toolDescription": "This tool retrieves a list of OpenSea events for a specific collection based on timestamps, event type, and pagination.",
        "parametersHeaders": {
          "values": [
            {
              "name": "Accept",
              "value": "application/json",
              "valueProvider": "fieldValue"
            }
          ]
        }
      },
      "typeVersion": 1.1
    },
    {
      "id": "79af849c-af1b-40a2-861f-91c6217c7a99",
      "name": "OpenSea Get Events by NFT",
      "type": "@n8n/n8n-nodes-langchain.toolHttpRequest",
      "position": [
        1360,
        40
      ],
      "parameters": {
        "url": "https://api.opensea.io/api/v2/events/chain/{chain}/contract/{address}/nfts/{identifier}",
        "sendQuery": true,
        "sendHeaders": true,
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "parametersQuery": {
          "values": [
            {
              "name": "after",
              "valueProvider": "modelOptional"
            },
            {
              "name": "before",
              "valueProvider": "modelOptional"
            },
            {
              "name": "event_type",
              "valueProvider": "modelOptional"
            },
            {
              "name": "limit",
              "valueProvider": "modelOptional"
            },
            {
              "name": "next",
              "valueProvider": "modelOptional"
            }
          ]
        },
        "toolDescription": "This tool retrieves a list of OpenSea events for a single NFT based on chain, contract address, token ID, timestamps, and event type.",
        "parametersHeaders": {
          "values": [
            {
              "name": "Accept",
              "value": "application/json",
              "valueProvider": "fieldValue"
            }
          ]
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      },
      "typeVersion": 1.1
    },
    {
      "id": "c268e4cc-2a31-4d0d-b155-bf38c8bb8840",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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        -1260
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      "parameters": {
        "color": 2,
        "width": 980,
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        "content": "# OpenSea Analytics Agent Tool (n8n Workflow) Guide\n\n## 🚀 Workflow Overview\nThe **OpenSea Analytics Agent Tool** is an AI-powered NFT analytics system built using **n8n**. It integrates directly with **OpenSea's API** to fetch and analyze market data, collection stats, wallet transactions, and event logs. This tool is designed to provide real-time insights into the NFT ecosystem.\n\n### 🎯 **Key Features**:\n- Retrieve **collection statistics** (volume, floor price, market cap, etc.).\n- Track **NFT events** (sales, transfers, listings, bids, redemptions).\n- Monitor **wallet transactions** (account-specific event tracking).\n- Fetch **NFT-specific historical transactions** by smart contract and token ID.\n- Ensure **API compliance**, preventing invalid queries and errors.\n\n---\n\n## 🔗 **Nodes & Functions**\nBelow is a breakdown of each node in the workflow and its function.\n\n### **1️⃣ Analytics Agent Brain**\n- **Type**: AI Language Model (GPT-4o Mini)\n- **Purpose**: Processes API requests and interprets OpenSea analytics queries.\n\n### **2️⃣ Analytics Agent Memory**\n- **Type**: AI Memory Buffer\n- **Purpose**: Stores session data to maintain context for multiple queries.\n\n### **3️⃣ OpenSea Get Collection Stats**\n- **Type**: API Request\n- **Endpoint**: `/api/v2/collections/{collection_slug}/stats`\n- **Function**: Fetches collection-wide statistics such as floor price, total volume, number of sales, and market cap.\n\n### **4️⃣ OpenSea Get Events**\n- **Type**: API Request\n- **Endpoint**: `/api/v2/events`\n- **Function**: Retrieves NFT-related events within a given timeframe, filtered by event type (sale, transfer, listing, etc.).\n\n### **5️⃣ OpenSea Get Events by Account**\n- **Type**: API Request\n- **Endpoint**: `/api/v2/events/accounts/{address}`\n- **Function**: Tracks all NFT events related to a specific wallet address.\n\n### **6️⃣ OpenSea Get Events by Collection**\n- **Type**: API Request\n- **Endpoint**: `/api/v2/events/collection/{collection_slug}`\n- **Function**: Fetches the latest events for a particular NFT collection.\n\n### **7️⃣ OpenSea Get Events by NFT**\n- **Type**: API Request\n- **Endpoint**: `/api/v2/events/chain/{chain}/contract/{address}/nfts/{identifier}`\n- **Function**: Retrieves all historical events for a single NFT based on blockchain, smart contract, and token ID.\n\n---\n\n"
      },
      "typeVersion": 1
    },
    {
      "id": "ef15cdff-2e09-4ae9-8c7f-a01119020a29",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -160,
        -1260
      ],
      "parameters": {
        "color": 5,
        "width": 920,
        "height": 940,
        "content": "## 📌 **How to Use the Workflow**\n\n### ✅ **Step 1: Input Data**\n- Provide the necessary parameters like `collection_slug`, `address`, `event_type`, `chain`, and `identifier`.\n\n### ✅ **Step 2: API Calls Execution**\n- The workflow triggers API calls based on the input and retrieves structured NFT analytics data.\n\n### ✅ **Step 3: Data Processing & Output**\n- The AI-powered agent processes responses and formats the output.\n- Results can be sent to Telegram, saved in a database, or displayed in a dashboard.\n\n---\n\n## ⚠️ **Common API Queries & Examples**\n\n### **1️⃣ Get Collection Stats**\n```plaintext\nGET https://api.opensea.io/api/v2/collections/boredapeyachtclub/stats\n```\n\n### **2️⃣ Get Events (Last 24 Hours NFT Sales)**\n```plaintext\nGET https://api.opensea.io/api/v2/events?event_type=sale&after=1710960000\n```\n\n### **3️⃣ Get Events by Wallet Address**\n```plaintext\nGET https://api.opensea.io/api/v2/events/accounts/0x123...abc?event_type=transfer&chain=ethereum\n```\n\n### **4️⃣ Get Events by NFT**\n```plaintext\nGET https://api.opensea.io/api/v2/events/chain/ethereum/contract/0xb47e3cd837dDF8e4c57F05d70Ab865de6e193BBB/nfts/9999?limit=5\n```\n\n---\n\n"
      },
      "typeVersion": 1
    },
    {
      "id": "03ec28f4-c2bc-4cfe-a799-c0ad5190d77a",
      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        960,
        -1260
      ],
      "parameters": {
        "color": 3,
        "width": 820,
        "height": 460,
        "content": "## ⚡ **Error Handling & Troubleshooting**\n| **Error Code** | **Description** |\n|--------------|----------------|\n| `200` | Success |\n| `400` | Bad Request (Invalid input) |\n| `404` | Not Found (Incorrect slug, address, or identifier) |\n| `500` | Server Error (OpenSea API issue) |\n\n### 🔹 **Fixing Common Errors**\n- Ensure correct `collection_slug` or `wallet address` is provided.\n- Check if the blockchain name is valid (`matic` instead of `polygon`).\n- If the OpenSea API is down, retry after some time.\n\n---\n\n## 🚀 **Connect with Me for Support**\nIf you need assistance, custom OpenSea insights, or automation support, feel free to connect with me on LinkedIn:\n\n🌐 **Don Jayamaha – LinkedIn**  \n🔗 [http://linkedin.com/in/donjayamahajr](http://linkedin.com/in/donjayamahajr)\n\n"
      },
      "typeVersion": 1
    },
    {
      "id": "81abb0d6-eb90-5b23-a28f-9961e1cffc20",
      "name": "Publication · Overview and setup",
      "type": "n8n-nodes-base.stickyNote",
      "typeVersion": 1,
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      ],
      "parameters": {
        "content": "# OpenSea Analytics Agent Tool\n\n## Purpose and structure\nThis folder contains the **OpenSea Analytics Agent Tool** workflow. Its executable nodes use `agent`, `executeWorkflowTrigger`, `lmChatOpenAi`, `memoryBufferWindow`, `toolHttpRequest`. The table and connection map below are derived from the JSON, not an inferred guarantee of behavior.\n\n## Setup\nImport inactive. Configure your own credentials and replace REPLACE_WITH_* values. Review external destinations and Code nodes before running.\n\n## Entry points\nWorkflow Input Trigger\n\n## Verification\nSanitized source candidate; not runtime-tested. This overview is generated from node metadata. Read the folder README for the connection map, credential types, and license.\n\n## Attribution\nhttps://github.com/Zie619/n8n-workflows/blob/94007c1445d9258a7da116646b79473e7c7c3282/workflows/Stickynote/2027_Stickynote_Executeworkflow_Automation_Webhook.json\nMIT; preserve source notices.",
        "width": 700,
        "height": 800,
        "color": 1
      }
    }
  ],
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "connections": {
    "OpenSea Get Events": {
      "ai_tool": [
        [
          {
            "node": "OpenSea Analytics Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "Analytics Agent Brain": {
      "ai_languageModel": [
        [
          {
            "node": "OpenSea Analytics Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Analytics Agent Memory": {
      "ai_memory": [
        [
          {
            "node": "OpenSea Analytics Agent",
            "type": "ai_memory",
            "index": 0
          }
        ]
      ]
    },
    "Workflow Input Trigger": {
      "main": [
        [
          {
            "node": "OpenSea Analytics Agent",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenSea Get Events by NFT": {
      "ai_tool": [
        [
          {
            "node": "OpenSea Analytics Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "OpenSea Get Collection Stats": {
      "ai_tool": [
        [
          {
            "node": "OpenSea Analytics Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "OpenSea Get Events by Account": {
      "ai_tool": [
        [
          {
            "node": "OpenSea Analytics Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "OpenSea Get Events by Collection": {
      "ai_tool": [
        [
          {
            "node": "OpenSea Analytics Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    }
  }
}