curl --request GET \
  --url https://api.venice.ai/api/v1/billing/usage \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "amount": -0.1,
      "currency": "DIEM",
      "inferenceDetails": null,
      "notes": "API Inference",
      "pricePerUnitUsd": 0.1,
      "sku": "grok-imagine-image-image-unit",
      "timestamp": {},
      "units": 1
    },
    {
      "amount": -0.06356,
      "currency": "DIEM",
      "inferenceDetails": {
        "completionTokens": 227,
        "inferenceExecutionTime": 2964,
        "promptTokens": 339,
        "requestId": "chatcmpl-4007fd29f42b7d3c4107f4345e8d174a"
      },
      "notes": "API Inference",
      "pricePerUnitUsd": 2.8,
      "sku": "zai-org-glm-5-1-llm-output-mtoken",
      "timestamp": {},
      "units": 0.000227
    }
  ],
  "pagination": {
    "limit": 1,
    "page": 200,
    "total": 56090,
    "totalPages": 56090
  }
}