Run: 2026-07-08-01KX1KXSW6PM6MPPFSTH7VJJ2V

Run Details

Duration:
16.3s
Cost:
$0.009842
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 heavy rain poured hard against the ancient mansion windows. A famous author lay poisoned dead upon the library floor. His eyes were open staring blankly at the ceiling above. The golden dagger still stuck deep between his cold ribs. Footsteps echoed softly as the first guest discovered the horror. She screamed once then fainted right onto the thick carpet.
created_at"2026-07-08T19:40:23.82Z" 7/8/2026, 7:40:23 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency724
moderation_latency(null)
generation_time16239
tokens_prompt46
tokens_completion385
native_tokens_prompt241
native_tokens_completion1592
native_tokens_completion_images(null)
native_tokens_reasoning1523
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"
usage0.009842
router(null)
provider_responses
0
endpoint_id"0e927811-b1a8-4604-8b86-db5ce6eaa87c"
id"f5ce34e6-beb9-9345-a8dd-5002d18ab955"
is_byokfalse
latency105
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-1783539623-xgifELNsbsBq5xC2EkFd"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783539623-eCVY6aNrLiNxc6NeevYQ"
upstream_id"f5ce34e6-beb9-9345-a8dd-5002d18ab955"
total_cost0.009842
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
sentences6
wordCounts
010
110
210
310
410
510