Fine-tuning with OpenAI models
Accelerate your AI model development by automating the fine-tuning process for OpenAI models. This workflow connects your Google Drive files directly to OpenAI's fine-tuning API, allowing you to effortlessly prepare and submit training data. Imagine a content creation team using this to fine-tune a GPT model on their specific brand voice and style, or a customer support department training a model on their product knowledge base to improve chatbot responses. By automating the upload of training data from Google Drive and initiating the fine-tuning job via an HTTP request, this workflow significantly reduces the manual effort and technical complexity involved in enhancing your AI models, saving valuable developer time and accelerating deployment of more accurate, domain-specific AI applications.
Workflow JSON
{"id": "gAzsjTGbfWuvAObi", "meta": {"instanceId": "a4bfc93e975ca233ac45ed7c9227d84cf5a2329310525917adaf3312e10d5462", "templateCredsSetupCompleted": true}, "name": "Fine-tuning with OpenAI models", "tags": [{"id": "2VG6RbmUdJ2VZbrj", "name": "Google Drive", "createdAt": "2024-12-04T16:50:56.177Z", "updatedAt": "2024-12-04T16:50:56.177Z"}, {"id": "paTcf5QZDJsC2vKY", "name": "OpenAI", "createdAt": "2024-12-04T16:52:10.768Z", "updatedAt": "2024-12-04T16:52:10.768Z"}], "nodes": [{"id": "ff65c2db-6a94-4e56-a10c-2538c9617df6", "name": "When clicking \u2018Test workflow\u2019", "type": "n8n-nodes-base.manualTrigger", "position": [220, 320], "parameters": {}, "typeVersion": 1}, {"id": "208fc618-0543-4552-bd65-9c808c879d88", "name": "Google Drive", "type": "n8n-nodes-base.googleDrive", "position": [440, 320], "parameters": {"fileId": {"__rl": true, "mode": "list", "value": "1wvlEcbxFIENvqL-bACzlLEfy5gA6uF9J", "cachedResultUrl": "https://drive.google.com/file/d/1wvlEcbxFIENvqL-bACzlLEfy5gA6uF9J/view?usp=drivesdk", "cachedResultName": "test_fine_tuning.jsonl"}, "options": {"binaryPropertyName": "data.jsonl", "googleFileConversion": {"conversion": {"docsToFormat": "application/pdf"}}}, "operation": "download"}, "credentials": {"googleDriveOAuth2Api": {"id": "", "name": "[Your googleDriveOAuth2Api]"}}, "typeVersion": 3}, {"id": "3580d925-c8c9-446f-bfa4-faae5ed3f44a", "name": "AI Agent", "type": "@n8n/n8n-nodes-langchain.agent", "position": [500, 800], "parameters": {"options": {}}, "typeVersion": 1.7}, {"id": "d309da46-c44e-47b7-bb46-5ee6fe7e6964", "name": "When chat message received", "type": "@n8n/n8n-nodes-langchain.chatTrigger", "position": [220, 800], "webhookId": "88151d03-e7f5-4c9a-8190-7cff8e849ca2", "parameters": {"options": {}}, "typeVersion": 1.1}, {"id": "84b896f7-d1dd-4485-a088-3c7f8154a406", "name": "OpenAI Chat Model", "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi", "position": [380, 1000], "parameters": {"model": "ft:gpt-4o-mini-2024-07-18:n3w-italia::AsVfsl7B", "options": {}}, "credentials": {"openAiApi": {"id": "", "name": "[Your openAiApi]"}}, "typeVersion": 1.1}, {"id": "3bff93e4-70c3-48c7-b0b3-d2a9881689c4", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [220, 560], "parameters": {"width": 556.5145228215765, "height": 211.35269709543567, "content": "# Step 2\n\nOnce the .jsonl file for training is uploaded (See the entire process here.: https://platform.openai.com/finetune/), a \"new model\" will be created and made available via your API. OpenAI will automatically train it based on the uploaded .jsonl file. If the training is successful, the new model will be accessible via API.\n\neg. ft:gpt-4o-mini-2024-07-18:n3w-italia::XXXXX7B"}, "typeVersion": 1}, {"id": "ea67edd7-986d-47cd-bc1a-5df49851e27b", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [220, -5.676348547717737], "parameters": {"width": 777.3941908713687, "height": 265.161825726141, "content": "# Step 1\n\nCreate the training file .jsonl with the following syntax and upload it to Drive.\n\n{\"messages\": [{\"role\": \"system\", \"content\": \"You are an experienced and helpful travel assistant.\"}, {\"role\": \"user\", \"content\": \"What documents are needed to travel to the United States?\"}, {\"role\": \"assistant\", \"content\": \"To travel to the United States, you will need a valid passport and an ESTA authorization, which you can apply for online. Make sure to check the specific requirements based on your nationality.\"}]}\n....\n\nThe file will be uploaded here: https://platform.openai.com/storage/files\n\n"}, "typeVersion": 1}, {"id": "87df3b85-01ac-41db-b5b6-a236871fa4e2", "name": "Upload File", "type": "@n8n/n8n-nodes-langchain.openAi", "position": [660, 320], "parameters": {"options": {"purpose": "fine-tune"}, "resource": "file", "binaryPropertyName": "data.jsonl"}, "credentials": {"openAiApi": {"id": "", "name": "[Your openAiApi]"}}, "typeVersion": 1.8}, {"id": "c8ec10d4-ff83-461f-94ac-45b68d298276", "name": "Create Fine-tuning Job", "type": "n8n-nodes-base.httpRequest", "position": [900, 320], "parameters": {"url": "https://api.openai.com/v1/fine_tuning/jobs", "method": "POST", "options": {}, "jsonBody": "={\n \"training_file\": \"{{ $json.id }}\",\n \"model\": \"gpt-4o-mini-2024-07-18\"\n} ", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "authentication": "genericCredentialType", "genericAuthType": "httpHeaderAuth", "headerParameters": {"parameters": [{"name": "Content-Type", "value": "application/json"}]}}, "credentials": {"httpHeaderAuth": {"id": "", "name": "[Your httpHeaderAuth]"}}, "typeVersion": 4.2}], "active": false, "pinData": {}, "settings": {"executionOrder": "v1"}, "versionId": "a4aa95f5-132b-4aa3-a7f5-3bb316e00133", "connections": {"Upload File": {"main": [[{"node": "Create Fine-tuning Job", "type": "main", "index": 0}]]}, "Google Drive": {"main": [[{"node": "Upload File", "type": "main", "index": 0}]]}, "OpenAI Chat Model": {"ai_languageModel": [[{"node": "AI Agent", "type": "ai_languageModel", "index": 0}]]}, "When chat message received": {"main": [[{"node": "AI Agent", "type": "main", "index": 0}]]}, "When clicking \u2018Test workflow\u2019": {"main": [[{"node": "Google Drive", "type": "main", "index": 0}]]}}}How to Import This Workflow
- 1Copy the workflow JSON above using the Copy Workflow JSON button.
- 2Open your n8n instance and go to Workflows.
- 3Click Import from JSON and paste the copied workflow.
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