Run: 2026-05-01-01KQHT1KY9WQRW7T3D92N6P38P

Run Details

Duration:
22.3s
Cost:
$0.004292
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 5 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
The lights flickered without warning. A woman screamed from upstairs. Guests gathered in the hall. The host was found dead. No one saw the murderer. Everyone suspected each other now.
created_at"2026-05-01T13:01:00.238Z" 5/1/2026, 1:01:00 PM
model"x-ai/grok-4.3-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency21878
moderation_latency(null)
generation_time22226
tokens_prompt46
tokens_completion465
native_tokens_prompt159
native_tokens_completion1664
native_tokens_completion_images(null)
native_tokens_reasoning1623
native_tokens_cached64
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"
usage0.00429155
router(null)
provider_responses
0
endpoint_id"45623cb8-18e5-4b32-8fc4-85d05439982d"
id"7ff1c710-fd58-5e06-50f8-29eeec690865"
is_byokfalse
latency105
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-1777640460-2yk12h7nBYTjsxXu4DOt"
session_id(null)
api_type"completions"
id"gen-1777640460-wlM5C9o48Lt6iuKueLkI"
upstream_id"7ff1c710-fd58-5e06-50f8-29eeec690865"
total_cost0.00429155
cache_discount0.0000672
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences6
wordCounts
05
15
25
35
45
55