Run: 2026-09-01-01M1EKXD3JQ7AAXQDCSNZ4T718

Run Details

Duration:
38.7s
Cost:
$0.014648
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 grand estate loomed darkly against the stormy midnight sky. Heavy rain poured while lightning illuminated the isolated old mansion. Inside the study a lifeless body occupied the leather chair. Detective Morgan entered the dimly lit room with cautious steps. A crystal wine glass lay shattered beside the fallen victim.
created_at"2026-09-01T13:53:05.66Z" 9/1/2026, 1:53:05 PM
model"x-ai/grok-4.6-20260810"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency438
moderation_latency(null)
generation_time38696
tokens_prompt46
tokens_completion222
native_tokens_prompt241
native_tokens_completion2393
native_tokens_completion_images(null)
native_tokens_reasoning2334
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"
usage0.014648
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788270785-QTzPkCNT4rwQTOQwJsRj"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788270785-BUWUdlAa66ay6IVzpnuj"
upstream_id"665f461b-30bb-9815-8b36-6f830c0092ff"
provider_responses
0
endpoint_id"0d0536e3-7eb1-4acb-8249-c8813365c2d8"
id"665f461b-30bb-9815-8b36-6f830c0092ff"
is_byokfalse
latency382
model_permaslug"x-ai/grok-4.6-20260810"
provider_name"xAI"
status200
total_cost0.014648
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