Run: 2026-09-01-01M1EMX4ARXPN8PHH8BR4C1S72

Run Details

Duration:
34.6s
Cost:
$0.013538
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 20 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
The old mansion stood silent under the moonlight when the detective arrived to investigate the mysterious death of its owner. Blood stained the Persian rug near the fireplace as rain poured against the windows creating an eerie atmosphere of dread. The maid screamed loudly upon finding the body clutching a letter that hinted at secrets long buried in family history. Suspects gathered in the drawing room exchanging glances filled with suspicion while the old clock ticked ominously in the background.
created_at"2026-09-01T14:10:25.247Z" 9/1/2026, 2:10:25 PM
model"x-ai/grok-4.6-20260810"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency684
moderation_latency(null)
generation_time34605
tokens_prompt46
tokens_completion493
native_tokens_prompt241
native_tokens_completion2176
native_tokens_completion_images(null)
native_tokens_reasoning2089
native_tokens_cached0
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"
usage0.013538
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788271825-2XMuvlQdOfkOnodmP7B5"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788271825-ckgvnB0zhjKimNehSJdQ"
upstream_id"7d666209-524c-9f03-90b3-a47c26f6db78"
provider_responses
0
endpoint_id"0d0536e3-7eb1-4acb-8249-c8813365c2d8"
id"7d666209-524c-9f03-90b3-a47c26f6db78"
is_byokfalse
latency267
model_permaslug"x-ai/grok-4.6-20260810"
provider_name"xAI"
status200
total_cost0.013538
cache_discount(null)
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
sentences4
wordCounts
020
120
220
320