Run: 2026-07-08-01KX1KG0P8ZJMJQK9E18FPSESP

Run Details

Duration:
13.8s
Cost:
$0.005780
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
Dark clouds covered the sky. The mansion stood eerily silent. A scream pierced the night. Then silence returned once more. Police cars arrived very soon. Officers found the victim dead. Knife wounds marked his chest. The butler held bloody hands. Was he the true killer? Or did something else happen?
created_at"2026-07-08T19:32:52.045Z" 7/8/2026, 7:32:52 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency467
moderation_latency(null)
generation_time13773
tokens_prompt46
tokens_completion284
native_tokens_prompt241
native_tokens_completion915
native_tokens_completion_images(null)
native_tokens_reasoning844
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"
usage0.00578
router(null)
provider_responses
0
endpoint_id"78a73286-52c4-4d1d-9d13-c1870c25b143"
id"b0e6414c-df0d-92d2-b4be-ba9b9513a354"
is_byokfalse
latency98
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-1783539172-JY9JsHQTcYmwyZsyty6p"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783539172-WRICJu8Cyhn4xDPliSiz"
upstream_id"b0e6414c-df0d-92d2-b4be-ba9b9513a354"
total_cost0.00578
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
sentences10
wordCounts
05
15
25
35
45
55
65
75
85
95