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AI Agents & Chatbotsfree

OpenAI responses API adapter for LLM and AI agent workflows

by JimleukUpdated Aug 2026
RequiresOpenAI
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ChWhen chat message receivedWhen chat messa…AgAI AgentWeWebhookHROpenAI ModelsWePOST ChatCompletionsPOST ChatComple…RTModels ResponseCoRemap to Response API SchemaRemap to Respon…HROpenAI Responses APIOpenAI Response…IfIs Agent?n8n WebhookCoFormat Completion ResponseFormat Completi…RTJSON ResponseRTText ResponseCoFormat Stream ResponseFormat Stream R…12
1/5
FLOWS
STEPS · 2
Starts from a chat message

On a webhook request, adapts incoming calls to the OpenAI Responses API and returns the agent's response to the caller.

Tags

webhookcomplexOpenAIEngineeringAI Chatbotdiscoveredpending-review
Connects
OpenAI
CategoryAI Agents & Chatbots
Triggerwebhook
Complexitycomplex
Nodes14
AddedJun 27, 2026