Run: 2026-07-08-01KX1M8XTXE1GN2ZQ4F2JWN1RH

Run Details

Duration:
5.9s
Cost:
$0.003428
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 detective arrived at the dark and silent mansion late. He found the body lying cold upon the wooden floor. A knife stuck out from the victim's bloody chest wound. Footprints led away through the garden into the misty night. Who could have committed this terrible and shocking crime tonight?
created_at"2026-07-08T19:46:28.323Z" 7/8/2026, 7:46:28 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency414
moderation_latency(null)
generation_time5828
tokens_prompt46
tokens_completion171
native_tokens_prompt241
native_tokens_completion523
native_tokens_completion_images(null)
native_tokens_reasoning461
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"
usage0.003428
router(null)
provider_responses
0
endpoint_id"0e927811-b1a8-4604-8b86-db5ce6eaa87c"
id"c6ded15e-4f2c-93cc-b000-2125bf06f700"
is_byokfalse
latency107
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-1783539988-pBu522qHimIRQGDPlRRP"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783539988-udVzad8Ji0oz9wuwbomW"
upstream_id"c6ded15e-4f2c-93cc-b000-2125bf06f700"
total_cost0.003428
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