Model

GPT-4.1

Test

N-Length Sentences

Scenario

Write sentences with 5 words each

Run ID

2025-04-14-01JRTSTQE3XPZGARCRWFC8E41A

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
Rain battered the old manor. Footsteps echoed in empty hallways. A clock chimed, startling the silence. Gloved hands gripped a silver candlestick. Lightning revealed shadows on wallpaper. A window creaked open, unseen. Blood pooled beneath the velvet drapes. Footprints tracked crimson down the corridor. A scream shattered the brittle hush. Someone whispered, "It’s too late."
id"gen-1744656229-uKbkQjxLUY6wPxIX5vhU" 
upstream_id"chatcmpl-BMJ4XUziZ7V4twl1jZtcW3Syjl62c" 
total_cost0.000796
cache_discount(null)
provider_name"OpenAI" 
created_at"2025-04-14T18:43:51.044885+00:00" Monday, April 14th, 2025 at 6:43:51 PM GMT+00:00
model"openai/gpt-4.1-2025-04-14" 
app_id182717
streamedtrue
cancelledfalse
latency307
moderation_latency1069
generation_time758
tokens_prompt42
tokens_completion88
native_tokens_prompt42
native_tokens_completion89
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" 
usage0.000796

Evaluation details

Result Evaluator Details Meta Data
88.9400% Matches word count n/a
neededCleanfalse
sentences10
wordCounts
05
15
26
36
45
55
66
76
86
95