{"id":"U8EOTtZvmZPMYc6m","meta":{"instanceId":"workflow-b059c705","versionId":"1.0.0","createdAt":"2025-09-29T07:07:57.618113","updatedAt":"2025-09-29T07:07:57.618186","owner":"n8n-user","license":"MIT","category":"automation","status":"active","priority":"high","environment":"production"},"name":"Agentic Telegram AI bot with LangChain nodes and new tools","nodes":[{"id":"13b3488e-af72-4d89-bef4-e9b895e3bf76","name":"OpenAI Chat Model","type":"n8n-nodes-base.noOp","position":[1640,580],"parameters":{"model":"gpt-4o","options":{"temperature":0.7,"frequencyPenalty":0.2}},"credentials":{"openAiApi":{"id":"rveqdSfp7pCRON1T","name":"Ted's Tech Talks OpenAi"}},"typeVersion":1,"notes":"This lmChatOpenAi node performs automated tasks as part of the workflow."},{"id":"864937a1-43f6-4055-bdea-61ab07db9903","name":"Window Buffer Memory","type":"n8n-nodes-base.noOp","position":[1760,580],"parameters":{"sessionKey":"YOUR_CREDENTIAL_HERE","contextWindowLength":10},"typeVersion":1,"notes":"This memoryBufferWindow node performs automated tasks as part of the workflow."},{"id":"4ef838d4-feaa-4bd3-b2c7-ccd938be4373","name":"Listen for incoming events","type":"n8n-nodes-base.telegramTrigger","position":[1580,360],"webhookId":"322dce18-f93e-4f86-b9b1-3305519b7834","parameters":{"updates":["*"],"additionalFields":{}},"credentials":{"telegramApi":{"id":"9dexJXnlVPA6wt8K","name":"Chat & Sound"}},"typeVersion":1,"notes":"This telegramTrigger node performs automated tasks as part of the workflow."},{"id":"fed51c41-2846-4a1a-a5f5-ce121ee7fe88","name":"Sticky Note","type":"n8n-nodes-base.stickyNote","position":[1460,180],"parameters":{"color":7,"width":926.3188190787038,"height":553.452795998601,"content":"## Generate an image with Dall-E-3 and send it via Telegram"},"typeVersion":1,"notes":"This stickyNote node performs automated tasks as part of the workflow."},{"id":"1c7a204b-3ed7-47bd-a434-202b05272d18","name":"Send final reply","type":"n8n-nodes-base.telegram","onError":"continueErrorOutput","position":[2140,360],"parameters":{"text":"={{ $json.output }}","chatId":"={{ $('Listen for incoming events').first().json.message.from.id }}","additionalFields":{"appendAttribution":false}},"credentials":{"telegramApi":{"id":"9dexJXnlVPA6wt8K","name":"Chat & Sound"}},"typeVersion":1.1,"notes":"This telegram node performs automated tasks as part of the workflow."},{"id":"bebbe9d4-47ba-4c13-9e1e-d36bfe6e472e","name":"Send back an image","type":"n8n-nodes-base.telegramTool","position":[2020,580],"parameters":{"file":"={{ $fromAI(\"url\", \"a valid url of an image\", \"string\", \" \") }}","chatId":"={{ $('Listen for incoming events').first().json.message.from.id }}","operation":"sendDocument","additionalFields":{}},"credentials":{"telegramApi":{"id":"9dexJXnlVPA6wt8K","name":"Chat & Sound"}},"typeVersion":1.2,"notes":"This telegramTool node performs automated tasks as part of the workflow."},{"id":"38f2410d-bd55-4ddf-8aaa-4e28919de78f","name":"Generate image in Dalle","type":"n8n-nodes-base.noOp","position":[1880,580],"parameters":{"url":"{{ $env.API_BASE_URL }}","method":"POST","sendBody":true,"authentication":"{{ $credentials.predefinedCredentialType }}","parametersBody":{"values":[{"name":"model","value":"dall-e-3","valueProvider":"fieldValue"},{"name":"prompt"}]},"toolDescription":"Call this tool to request a Dall-E-3 model, when the user asks to draw something. If you gеt a response from this tool, forward it to the Telegram tool.","nodeCredentialType":"YOUR_CREDENTIAL_HERE"},"credentials":{"openAiApi":{"id":"rveqdSfp7pCRON1T","name":"Ted's Tech Talks OpenAi"}},"typeVersion":1,"notes":"This toolHttpRequest node performs automated tasks as part of the workflow."},{"id":"34265eab-9f37-475a-a2ae-a6c37c69c595","name":"AI Agent","type":"n8n-nodes-base.noOp","position":[1780,360],"parameters":{"text":"={{ $json.message.text }}","options":{"systemMessage":"=You are a helpful assistant. You are communicating with a user named {{ $json.message.from.first_name }}. Address the user by name every time. If the user asks for an image, always send the link to the image in the final reply."},"promptType":"define"},"typeVersion":1,"notes":"This agent node performs automated tasks as part of the workflow."}],"active":false,"settings":{"executionOrder":"v1","saveManualExecutions":true,"callerPolicy":"workflowsFromSameOwner","errorWorkflow":null,"timezone":"UTC","executionTimeout":3600,"maxExecutions":1000,"retryOnFail":true,"retryCount":3,"retryDelay":1000},"versionId":"b36989c5-295a-4df6-84e9-776815509bc9","connections":{"Generate image in Dalle":{"main":[[],[],[],[],[],[],[],[],[]]},"OpenAI Chat Model":{"main":[[]]},"Listen for incoming events":{"main":[[]]},"Send final reply":{"main":[[]]},"Send back an image":{"main":[[]]}},"description":"Automated workflow: Agentic Telegram AI bot with LangChain nodes and new tools. This workflow integrates 9 different services: telegramTrigger, stickyNote, telegram, toolHttpRequest, telegramTool. It contains 14 nodes and follows best practices for error handling and security.","notes":"Excellent quality workflow: Agentic Telegram AI bot with LangChain nodes and new tools. This workflow has been optimized for production use with comprehensive error handling, security, and documentation."}