Model

GPT-4.1 Mini

Test

N-Length Sentences

Scenario

Write sentences with 20 words each

Run ID

2025-04-14-01JRTSTXKWVXPE9R98Y4CJAXX7

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
Fog rolled thickly through the ancient town as Detective Marlowe stepped cautiously beneath flickering streetlamps, searching for silent clues. A distant owl hooted eerily while shadows danced on cobblestones, suggesting secrets hidden in every darkened alleyway nearby. The corpse lay sprawled awkwardly beneath a broken window, blood pooling slowly, marking the sinister scene in crimson hues. Whispers from frightened witnesses filled the cold night air, hinting at betrayals and motives tangled within complex human relationships. Marlowe knelt carefully, noting a peculiar ring glinting faintly beside the victim’s hand, its significance yet to be understood clearly.
id"gen-1744656234-vq4px1pRkeClt2UXwWQd" 
upstream_id"chatcmpl-BMJ4cDlbV2RbkX99nVBgKLQnjo62P" 
total_cost0.0002344
cache_discount(null)
provider_name"OpenAI" 
created_at"2025-04-14T18:43:56.861267+00:00" Monday, April 14th, 2025 at 6:43:56 PM GMT+00:00
model"openai/gpt-4.1-mini-2025-04-14" 
app_id182717
streamedtrue
cancelledfalse
latency491
moderation_latency96
generation_time704
tokens_prompt42
tokens_completion135
native_tokens_prompt42
native_tokens_completion136
native_tokens_reasoning0
num_media_prompt(null)
num_media_completion(null)
num_search_results(null)
origin"https://ncbench.com/" 
is_byokfalse
finish_reason"stop" 
native_finish_reason"stop" 
usage0.0002344

Evaluation details

Result Evaluator Details Meta Data
59.0985% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
019
118
219
319
420