Run: 2026-05-10-01KR906PKZ0YWT6QNWYDMTDHM3

Run Details

Model:
Grok 4.3
Duration:
817ms
Cost:
$0.000134
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
0.00% 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
Detective Morrison entered the dimly lit ballroom filled with elegantly dressed guests sipping champagne. Suddenly a piercing scream shattered the festive mood throughout the crowded room.
created_at"2026-05-10T13:11:10.217Z" 5/10/2026, 1:11:10 PM
model"x-ai/grok-4.3-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency427
moderation_latency(null)
generation_time746
tokens_prompt46
tokens_completion47
native_tokens_prompt157
native_tokens_completion29
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
usage0.00013435
router(null)
provider_responses
0
endpoint_id"45623cb8-18e5-4b32-8fc4-85d05439982d"
id"3aceadb9-da0c-9468-8213-4466b826b8c6"
is_byokfalse
latency154
model_permaslug"x-ai/grok-4.3-20260430"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1778418670-jIwyY3u7S8O2IZMEhJKb"
session_id(null)
api_type"completions"
id"gen-1778418670-FyHBHMkzx32j0IXNhaJw"
upstream_id"3aceadb9-da0c-9468-8213-4466b826b8c6"
total_cost0.00013435
cache_discount0.0001344
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
0.00% Matches word count n/a
neededCleanfalse
sentences2
wordCounts
014
112