Run: 2026-07-08-01KX1KJ1KSEHEZXT0T3KJM7SY0

Run Details

Duration:
10.7s
Cost:
$0.006362
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 5 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Dark clouds covered the night. A scream pierced the silence. Someone found a lifeless body. Police rushed to the house. Evidence suggested foul play occurred. The victim held a letter. Suspects gathered in the room.
created_at"2026-07-08T19:33:58.527Z" 7/8/2026, 7:33:58 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency820
moderation_latency(null)
generation_time10246
tokens_prompt46
tokens_completion273
native_tokens_prompt241
native_tokens_completion1012
native_tokens_completion_images(null)
native_tokens_reasoning963
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"
usage0.006362
router(null)
provider_responses
0
endpoint_id"78a73286-52c4-4d1d-9d13-c1870c25b143"
id"27e113b8-6542-98f2-8854-245b3f7fb5a4"
is_byokfalse
latency125
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-1783539238-j5TMlZclV6QYGtsxnYcf"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783539238-piLAyA2bu7qvwhZHqCeL"
upstream_id"27e113b8-6542-98f2-8854-245b3f7fb5a4"
total_cost0.006362
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
sentences7
wordCounts
05
15
25
35
45
55
65