Run: 2025-04-14-01JRTSYKRRV5PD1F7A2WS5WRBA

Run Details

Model:
GPT-4.1 Nano
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
1.5s
Cost:
$0.000036
Provider:
OpenAI

Evaluation summary

Score Evaluator
Details Link
97.79% 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 clock struck midnight sharply. Shadows loomed behind closed doors. A scream shattered silent air. Candles flickered with sudden gusts. Footsteps echoed down dark hall. Oil lamp cast eerie glow. Nellie’s body was discovered. Blood stained the polished floor. Detective Morris examined the scene. A torn letter lay nearby.
id"gen-1744656355-4Ji0hiwxBVqgBSdYXugu"
upstream_id"chatcmpl-BMJ6Z2Nl4dVeV6jjGcK2NUzwV6BOk"
total_cost0.0000358
cache_discount(null)
provider_name"OpenAI"
created_at"2025-04-14T18:45:56.97036+00:00" 4/14/2025, 6:45:56 PM
model"openai/gpt-4.1-nano-2025-04-14"
app_id182717
streamedtrue
cancelledfalse
latency382
moderation_latency115
generation_time499
tokens_prompt42
tokens_completion78
native_tokens_prompt42
native_tokens_completion79
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"
usage0.0000358

Evaluation details

Result Evaluator Details Meta Data
97.79% Matches word count n/a
neededCleanfalse
sentences10
wordCounts
05
15
25
35
45
55
64
75
85
95