Webhook-Triggered AI Image Generation API

[
  {
    "data": {
      "nodeType": "trigger"
    },
    "event": "node_start",
    "nodeId": "d743f947-ad45-4e59-97d4-79b98eaddedb",
    "timestamp": 1783470593287
  },
  {
    "data": {
      "kind": "n8n-nodes-base.webhook"
    },
    "event": "seeded",
    "nodeId": "trigger",
    "timestamp": 1783470593287
  },
  {
    "data": {
      "status": "ok",
      "nodeType": "trigger"
    },
    "event": "node_end",
    "nodeId": "d743f947-ad45-4e59-97d4-79b98eaddedb",
    "timestamp": 1783470593287
  },
  {
    "data": {
      "nodeType": "llm"
    },
    "event": "node_start",
    "nodeId": "e8874f52-ef7e-4aea-be5b-81e3276da3d2",
    "timestamp": 1783470593290
  },
  {
    "data": {
      "messages": 1,
      "maxTokens": 1024
    },
    "event": "calling openai/gpt-4o-mini",
    "nodeId": "llm",
    "timestamp": 1783470593290
  },
  {
    "data": {
      "model": "gpt-4o-mini",
      "provider": "openai"
    },
    "event": "llm_call",
    "nodeId": "_context",
    "timestamp": 1783470593290
  },
  {
    "data": {
      "model": "gemini-2.5-flash",
      "costUsd": 0.0000165,
      "provider": "openai",
      "latencyMs": 405,
      "promptTokens": 55,
      "completionTokens": 0
    },
    "event": "llm_result",
    "nodeId": "_context",
    "timestamp": 1783470593696
  },
  {
    "data": {
      "status": "ok",
      "nodeType": "llm"
    },
    "event": "node_end",
    "nodeId": "e8874f52-ef7e-4aea-be5b-81e3276da3d2",
    "timestamp": 1783470593696
  },
  {
    "data": {
      "nodeType": "passthrough"
    },
    "event": "node_start",
    "nodeId": "832e993e-69e9-475b-8322-776d88da0440",
    "timestamp": 1783470593701
  },
  {
    "data": {},
    "event": "noOp",
    "nodeId": "passthrough",
    "timestamp": 1783470593702
  },
  {
    "data": {
      "status": "ok",
      "nodeType": "passthrough"
    },
    "event": "node_end",
    "nodeId": "832e993e-69e9-475b-8322-776d88da0440",
    "timestamp": 1783470593702
  }
]