NC Bench
Overview
About
Tests
Models
Model
GPT-4.1 Mini
Test
N-Length Sentences
Scenario
Write sentences with 10 words each
Run ID
2025-04-14-01JRTSV82DQZ1EGNSNKAMEDPX8
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
Messages
Meta
AI
The clock struck midnight in the eerie mansion on Elm Street. Detective Gray arrived swiftly, his face calm yet filled with tension. Inside, the chandelier flickered, casting shadows that danced with secrets. A shattered vase lay scattered upon the cold marble floor. The victim’s lifeless hand clutched a mysterious, bloodstained handwritten note. Whispers echoed softly as the storm raged fiercely outside the windows. Gray knelt down carefully, examining clues hidden beneath the antique rug. Footsteps approached quietly; someone didn’t want this crime uncovered tonight. The night had just begun unraveling its dark, twisted story.
id
"gen-1744656245-Ofd9JMW3ZLQx1pRL2GdQ"
upstream_id
"chatcmpl-BMJ4n7WcFmeirn4xeJWC66OG0Uwhf"
total_cost
0.0002296
cache_discount
(null)
provider_name
"OpenAI"
created_at
"2025-04-14T18:44:07.052674+00:00"
Monday, April 14th, 2025 at 6:44:07 PM GMT+00:00
model
"openai/gpt-4.1-mini-2025-04-14"
app_id
182717
streamed
true
cancelled
false
latency
330
moderation_latency
92
generation_time
655
tokens_prompt
42
tokens_completion
132
native_tokens_prompt
42
native_tokens_completion
133
native_tokens_reasoning
0
num_media_prompt
(null)
num_media_completion
(null)
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"stop"
usage
0.0002296
Evaluation details
Result
Evaluator
Details
Meta Data
88.4808%
Matches word count
n/a
neededClean
false
sentences
9
wordCounts
0
11
1
11
2
10
3
10
4
10
5
11
6
11
7
10
8
10