Run: 2026-09-01-01M1EMYFKBHNWX6SEHGH2J4R5F

Run Details

Duration:
30.6s
Cost:
$0.011654
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
Lightning flashed brightly illuminating the dark and foreboding mansion tonight. Inside the study a man slumped over his wooden desk. His eyes stared blankly at the ceiling above him now. A letter opener stuck deep into his motionless pale chest. The detective arrived promptly to examine this mysterious crime scene.
created_at"2026-09-01T14:11:09.556Z" 9/1/2026, 2:11:09 PM
model"x-ai/grok-4.6-20260810"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency510
moderation_latency(null)
generation_time30518
tokens_prompt46
tokens_completion192
native_tokens_prompt241
native_tokens_completion1894
native_tokens_completion_images(null)
native_tokens_reasoning1836
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"
usage0.011654
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788271869-l5uc5m597Niey074gP9J"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788271869-kMlV9Hqfpv4Z4BCx3ko2"
upstream_id"ec315b13-2830-99cd-b0ca-0d4e5fc04c4f"
provider_responses
0
endpoint_id"0d0536e3-7eb1-4acb-8249-c8813365c2d8"
id"ec315b13-2830-99cd-b0ca-0d4e5fc04c4f"
is_byokfalse
latency165
model_permaslug"x-ai/grok-4.6-20260810"
provider_name"xAI"
status200
total_cost0.011654
cache_discount0.000192
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

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