Évaluation multi-agents (nœud d'évaluation)
Ceci est unEngineering, AI Summarizationworkflow d'automatisation du domainecontenant 15 nœuds.Utilise principalement des nœuds comme Set, Evaluation, Agent, HttpRequestTool, EvaluationTrigger. Évaluer la précision de l'utilisation des outils dans un workflow multi-agents AI avec le nœud d'évaluation
- •Peut nécessiter les informations d'identification d'authentification de l'API cible
- •Clé API OpenAI
- •Informations de connexion au serveur Qdrant
Nœuds utilisés (15)
Catégorie
{
"id": "OvYZQiWH2KlJsFbK",
"meta": {
"instanceId": "da13b80f35ed9d16adbf337111fadd798f3c80e989940f27089cab3947e57699",
"templateCredsSetupCompleted": true
},
"name": "Multi-Agent Evaluation (eval nodes)",
"tags": [
{
"id": "iNuMk76zLx33FnPf",
"name": "multi-agent",
"createdAt": "2025-06-18T23:08:04.545Z",
"updatedAt": "2025-06-18T23:08:04.545Z"
},
{
"id": "shqG88dQ5QVQIPJI",
"name": "evaluation",
"createdAt": "2025-06-16T20:21:56.654Z",
"updatedAt": "2025-06-16T20:21:56.654Z"
}
],
"nodes": [
{
"id": "8e4721bf-8c21-4de3-ae92-97c627919e1b",
"name": "Calculatrice",
"type": "@n8n/n8n-nodes-langchain.toolCalculator",
"position": [
-420,
160
],
"parameters": {},
"typeVersion": 1
},
{
"id": "4778f802-0d49-4e47-b153-6a721bec2214",
"name": "Vérifier si outil appelé",
"type": "n8n-nodes-base.set",
"position": [
540,
-160
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "f31d1137-3262-4d46-979a-e9fc3c24f670",
"name": "tool_called",
"type": "boolean",
"value": "={{ \n $('When fetching a dataset row').item.json.tools_to_call\n .split(',').map(t => t.trim())\n .every(tool => $json.intermediateSteps.some(step => step.action.tool.toLowerCase() === tool)) \n}}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "fdc479f2-b056-464d-842e-da7cc432cbf7",
"name": "Lors de la réception d'un message de chat",
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"position": [
-760,
40
],
"webhookId": "6fde470e-c42b-4a89-974d-c3d21ab0133b",
"parameters": {
"options": {}
},
"typeVersion": 1.1
},
{
"id": "26ef423b-591f-4a0b-8abc-fdb308c75d3e",
"name": "Correspondre au format de chat",
"type": "n8n-nodes-base.set",
"position": [
-760,
-160
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "3dec27ca-35df-47a7-9a53-d9b2d0b6c072",
"name": "chatInput",
"type": "string",
"value": "={{ $json.question }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "1d0fbac1-fb62-4b10-82c7-98d9b2a473c9",
"name": "Retourner la réponse du chat",
"type": "n8n-nodes-base.noOp",
"position": [
536,
40
],
"parameters": {},
"typeVersion": 1
},
{
"id": "758baf05-8830-4693-9f3a-a370d9fd4dc8",
"name": "Lors de la récupération d'une ligne de jeu de données",
"type": "n8n-nodes-base.evaluationTrigger",
"position": [
-980,
-160
],
"parameters": {
"sheetName": {
"__rl": true,
"mode": "list",
"value": 969651976,
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/18F1WIEq1ykZKBO1bWYhC0YxRb2ngTurfsZ7jO6sGhLY/edit#gid=969651976",
"cachedResultName": "Tool calling"
},
"documentId": {
"__rl": true,
"mode": "list",
"value": "18F1WIEq1ykZKBO1bWYhC0YxRb2ngTurfsZ7jO6sGhLY",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/18F1WIEq1ykZKBO1bWYhC0YxRb2ngTurfsZ7jO6sGhLY/edit?usp=drivesdk",
"cachedResultName": "n8n dataset for evaluation"
}
},
"credentials": {
"googleSheetsOAuth2Api": {
"id": "jdlVpers9Sa8nBwV",
"name": "Google Sheets account 4"
}
},
"typeVersion": 4.6
},
{
"id": "33900d54-32e0-4883-9ce8-6565db389473",
"name": "Évaluation",
"type": "n8n-nodes-base.evaluation",
"position": [
980,
-160
],
"parameters": {
"metrics": {
"assignments": [
{
"id": "5855df91-5a74-44f9-b25b-23a111dbd7a1",
"name": "tool_called",
"type": "number",
"value": "={{ $json.tool_called.toNumber() }}"
}
]
},
"operation": "setMetrics"
},
"typeVersion": 4.6
},
{
"id": "636b9b56-3ce3-4bc5-9dbd-42b77f2ce3a2",
"name": "Évaluation en cours ?",
"type": "n8n-nodes-base.evaluation",
"position": [
320,
-60
],
"parameters": {
"operation": "checkIfEvaluating"
},
"typeVersion": 4.6
},
{
"id": "174de2c6-787a-4d87-9d0f-a72bc7accc3a",
"name": "Définir les sorties",
"type": "n8n-nodes-base.evaluation",
"position": [
760,
-160
],
"parameters": {
"outputs": {
"values": [
{
"outputName": "actual_tools_called",
"outputValue": "={{ $('Evaluating?').item.json.intermediateSteps.map(step => step.action.tool.toLowerCase()).join(', ') }}\n"
}
]
},
"sheetName": {
"__rl": true,
"mode": "list",
"value": 969651976,
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/18F1WIEq1ykZKBO1bWYhC0YxRb2ngTurfsZ7jO6sGhLY/edit#gid=969651976",
"cachedResultName": "Tool calling"
},
"documentId": {
"__rl": true,
"mode": "list",
"value": "18F1WIEq1ykZKBO1bWYhC0YxRb2ngTurfsZ7jO6sGhLY",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/18F1WIEq1ykZKBO1bWYhC0YxRb2ngTurfsZ7jO6sGhLY/edit?usp=drivesdk",
"cachedResultName": "n8n dataset for evaluation"
}
},
"credentials": {
"googleSheetsOAuth2Api": {
"id": "jdlVpers9Sa8nBwV",
"name": "Google Sheets account 4"
}
},
"typeVersion": 4.6
},
{
"id": "38559de2-b143-4806-bd14-15015cf1e947",
"name": "Agent de recherche",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
-380,
-60
],
"parameters": {
"options": {
"systemMessage": "=You are a helpful assistant who will have access to a few tools to help with responding to user queries. I am providing some instructions below on how to use the tools. Please follow the instructions carefully.\n\nFirst, check the search_db tool to check whether the query exists. The tool expects a query string. If you use this tool and find relevant information, don't use the websearch tool.\n\nUse the web search tool to search the web for relevant information if you need to. You can ONLY call this tool once. \n\nUse the calculator for math operations or tasks. \n\nUse the summarizer tool to summarize the output. It's required to use this once you have gathered all the information you need.",
"returnIntermediateSteps": true
}
},
"typeVersion": 1.9
},
{
"id": "c2800f49-b091-4327-96c6-2c45782c670e",
"name": "Résumeur",
"type": "@n8n/n8n-nodes-langchain.toolWorkflow",
"position": [
-300,
160
],
"parameters": {
"workflowId": {
"__rl": true,
"mode": "list",
"value": "fehTbkLtPtlVwDYq",
"cachedResultName": "Summarizer Agent"
},
"description": "Call this tool to summarize the outputs. ",
"workflowInputs": {
"value": {
"query": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('query', ``, 'string') }}"
},
"schema": [
{
"id": "query",
"type": "string",
"display": true,
"required": false,
"displayName": "query",
"defaultMatch": false,
"canBeUsedToMatch": true
}
],
"mappingMode": "defineBelow",
"matchingColumns": [
"query"
],
"attemptToConvertTypes": false,
"convertFieldsToString": false
}
},
"typeVersion": 2.2
},
{
"id": "fb37524f-9c88-4684-9f46-f558025d5e80",
"name": "Recherche Web",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
-180,
160
],
"parameters": {
"url": "https://api.firecrawl.dev/v1/search",
"method": "POST",
"options": {},
"sendBody": true,
"sendHeaders": true,
"authentication": "genericCredentialType",
"bodyParameters": {
"parameters": [
{
"name": "query",
"value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters0_Value', ``, 'string') }}"
},
{
"name": "limit",
"value": "={{ \"3\".toNumber() }}"
}
]
},
"genericAuthType": "httpBearerAuth",
"headerParameters": {
"parameters": [
{
"name": "content-type",
"value": "application/json"
}
]
}
},
"credentials": {
"httpBearerAuth": {
"id": "07GVEMqGJn2cdczi",
"name": "Firecrawl Search"
}
},
"typeVersion": 4.2
},
{
"id": "e15e9d58-dd8c-4288-b8fb-d8ef17df44a5",
"name": "Modèle de chat OpenRouter",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenRouter",
"position": [
-540,
160
],
"parameters": {
"model": "openai/o3",
"options": {}
},
"credentials": {
"openRouterApi": {
"id": "m9IRh1pT1eHIdKoX",
"name": "OpenRouter account 2"
}
},
"typeVersion": 1
},
{
"id": "68b1c2fa-49f9-41d2-8d57-dc89c972d43a",
"name": "Embeddings OpenAI",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"position": [
28,
360
],
"parameters": {
"options": {}
},
"credentials": {
"openAiApi": {
"id": "B67YxZwYEqGQkjNE",
"name": "OpenAi account 2"
}
},
"typeVersion": 1.2
},
{
"id": "090521fb-17f7-466f-8ae4-8f0d351f588a",
"name": "Base de données de recherche",
"type": "@n8n/n8n-nodes-langchain.vectorStoreQdrant",
"position": [
-60,
160
],
"parameters": {
"mode": "retrieve-as-tool",
"options": {},
"toolDescription": "Retrievel relevant results",
"qdrantCollection": {
"__rl": true,
"mode": "list",
"value": "search_queries",
"cachedResultName": "search_queries"
}
},
"credentials": {
"qdrantApi": {
"id": "6pyKp1GM03XYT1IV",
"name": "QdrantApi account"
}
},
"typeVersion": 1.3
}
],
"active": false,
"pinData": {
"When chat message received": [
{
"json": {
"chatInput": "What’s the most recent funding round for Anthropic?"
}
},
{
"json": {
"chatInput": "How much did OpenAI paid to acquire Windsurf? Take the results and multiply it by 1000."
}
}
]
},
"settings": {
"executionOrder": "v1"
},
"versionId": "4929985d-2b28-493e-901b-0a1c4a87fc12",
"connections": {
"090521fb-17f7-466f-8ae4-8f0d351f588a": {
"ai_tool": [
[
{
"node": "38559de2-b143-4806-bd14-15015cf1e947",
"type": "ai_tool",
"index": 0
}
]
]
},
"8e4721bf-8c21-4de3-ae92-97c627919e1b": {
"ai_tool": [
[
{
"node": "38559de2-b143-4806-bd14-15015cf1e947",
"type": "ai_tool",
"index": 0
}
]
]
},
"c2800f49-b091-4327-96c6-2c45782c670e": {
"ai_tool": [
[
{
"node": "38559de2-b143-4806-bd14-15015cf1e947",
"type": "ai_tool",
"index": 0
}
]
]
},
"fb37524f-9c88-4684-9f46-f558025d5e80": {
"ai_tool": [
[
{
"node": "38559de2-b143-4806-bd14-15015cf1e947",
"type": "ai_tool",
"index": 0
}
]
]
},
"636b9b56-3ce3-4bc5-9dbd-42b77f2ce3a2": {
"main": [
[
{
"node": "4778f802-0d49-4e47-b153-6a721bec2214",
"type": "main",
"index": 0
}
],
[
{
"node": "1d0fbac1-fb62-4b10-82c7-98d9b2a473c9",
"type": "main",
"index": 0
}
]
]
},
"174de2c6-787a-4d87-9d0f-a72bc7accc3a": {
"main": [
[
{
"node": "33900d54-32e0-4883-9ce8-6565db389473",
"type": "main",
"index": 0
}
]
]
},
"38559de2-b143-4806-bd14-15015cf1e947": {
"main": [
[
{
"node": "636b9b56-3ce3-4bc5-9dbd-42b77f2ce3a2",
"type": "main",
"index": 0
}
]
]
},
"68b1c2fa-49f9-41d2-8d57-dc89c972d43a": {
"ai_embedding": [
[
{
"node": "090521fb-17f7-466f-8ae4-8f0d351f588a",
"type": "ai_embedding",
"index": 0
}
]
]
},
"26ef423b-591f-4a0b-8abc-fdb308c75d3e": {
"main": [
[
{
"node": "38559de2-b143-4806-bd14-15015cf1e947",
"type": "main",
"index": 0
}
]
]
},
"4778f802-0d49-4e47-b153-6a721bec2214": {
"main": [
[
{
"node": "174de2c6-787a-4d87-9d0f-a72bc7accc3a",
"type": "main",
"index": 0
}
]
]
},
"e15e9d58-dd8c-4288-b8fb-d8ef17df44a5": {
"ai_languageModel": [
[
{
"node": "38559de2-b143-4806-bd14-15015cf1e947",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"fdc479f2-b056-464d-842e-da7cc432cbf7": {
"main": [
[
{
"node": "38559de2-b143-4806-bd14-15015cf1e947",
"type": "main",
"index": 0
}
]
]
},
"758baf05-8830-4693-9f3a-a370d9fd4dc8": {
"main": [
[
{
"node": "26ef423b-591f-4a0b-8abc-fdb308c75d3e",
"type": "main",
"index": 0
}
]
]
}
}
}Comment utiliser ce workflow ?
Copiez le code de configuration JSON ci-dessus, créez un nouveau workflow dans votre instance n8n et sélectionnez "Importer depuis le JSON", collez la configuration et modifiez les paramètres d'authentification selon vos besoins.
Dans quelles scénarios ce workflow est-il adapté ?
Intermédiaire - Ingénierie, Résumé IA
Est-ce payant ?
Ce workflow est entièrement gratuit et peut être utilisé directement. Veuillez noter que les services tiers utilisés dans le workflow (comme l'API OpenAI) peuvent nécessiter un paiement de votre part.
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Angel Menendez
@djangelicAngel Menendez is a Staff Developer Advocate at n8n.io, specializing in low-code tools for cybersecurity workflows. From Puerto Rico, Angel's tech journey began by helping his father translate technical books. He later started a web development business and transitioned from a career as a flight attendant to cybersecurity engineering. His workflows have saved companies significant time. Outside work, Angel enjoys time with his two sons, riding electric bikes, reading, and exploring new places.
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