Run: 2026-07-08-01KX1N1M5ZV9AW9VCC3R9V4GMP

Run Details

Duration:
13.2s
Cost:
$0.007058
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
100.00% Matches word count (details)

Model input

User/Human
Please write the opening scene of a murder mystery where each sentence has exactly 10 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
The old manor stood silent under the full moon tonight. A servant discovered the lifeless body near the fireplace alone. Blood stained the expensive carpet in a dark pattern clearly. The detective examined clues while questioning the nervous suspects closely. Who killed the victim and why remained a mystery still.
created_at"2026-07-08T19:59:57.637Z" 7/8/2026, 7:59:57 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency442
moderation_latency(null)
generation_time13165
tokens_prompt46
tokens_completion368
native_tokens_prompt241
native_tokens_completion1128
native_tokens_completion_images(null)
native_tokens_reasoning1073
native_tokens_cached128
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
service_tier"default"
usage0.007058
router(null)
provider_responses
0
endpoint_id"0e927811-b1a8-4604-8b86-db5ce6eaa87c"
id"22ca6780-5d88-9cea-9029-0be9414cc575"
is_byokfalse
latency110
model_permaslug"x-ai/grok-4.5-20260708"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783540797-pzVjsMGo7K2qEGg3FNVo"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783540797-iprnGzuw8saefudNfLpI"
upstream_id"22ca6780-5d88-9cea-9029-0be9414cc575"
total_cost0.007058
cache_discount0.000192
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
010
110
210
310
410