Get Cost & Usage Details (non Streaming)

Get cost & usage details (non streaming)

post

Get cost details and usage details in every call

Header parameters

AuthorizationstringRequiredExample: sk-Yf4DN

Body

modelstringRequired

Responses

200Success

application/json

costnumberRequired

createdintegerRequired

idstringRequired

modelstringRequired

objectstringRequired

request_idstringRequired

post/v1/chat/completions

POST /v1/chat/completions HTTP/1.1
Host: llm.onerouter.pro
Authorization: text
Content-Type: application/json
Accept: */*
Content-Length: 135

{
  "model": "x-ai/grok-4.1-fast-reasoning",
  "messages": [
    {
      "role": "user",
      "content": "What is the meaning of life?"
    }
  ],
  "usage": {
    "include": true
  }
}

200Success

{
  "choices": [
    {
      "finish_reason": "stop",
      "index": 0,
      "logprobs": null,
      "message": {
        "content": "42.\n\n(But seriously, according to *The Hitchhiker's Guide to the Galaxy*, that's the answer from Deep Thought after 7.5 million years of computation. The real trick? We forgot the actual question. In truth, the meaning of life is subjective—it's what you make it: love, curiosity, creating something greater than yourself, or just enjoying the cosmic ride. What's yours?)",
        "role": "assistant"
      }
    }
  ],
  "cost": 0.000168,
  "cost_details": {
    "audio_cost": 0,
    "byok_cost": 0,
    "completion_cost": 0.0001585,
    "discount_rate": 1,
    "image_cost": 0,
    "is_byok": false,
    "native_web_search_cost": 0,
    "plugin_web_search_cost": 0,
    "prompt_cache_read_cost": 0.00000755,
    "prompt_cache_write_1_h": 0,
    "prompt_cache_write_5_min": 0,
    "prompt_cache_write_cost": 0,
    "prompt_cost": 0.0000024,
    "reasoning_cost": 0,
    "tools_cost": 0,
    "video_cost": 0
  },
  "created": 1773738521,
  "id": "4caceb70-c51c-f928-0594-5877e824e3cb",
  "model": "x-ai/grok-4.1-fast-reasoning",
  "object": "chat.completion",
  "request_id": "8a365a915cf84ad083866cce1ae1a2de",
  "usage": {
    "completion_tokens": 317,
    "completion_tokens_details": {
      "audio_tokens": 0,
      "image_tokens": 0,
      "reasoning_tokens": 237
    },
    "prompt_tokens": 163,
    "prompt_tokens_details": {
      "audio_tokens": 0,
      "cache_write_tokens": 0,
      "cached_tokens": 151,
      "video_tokens": 0
    },
    "total_tokens": 480
  }
}