Run: 2025-04-14-01JRTSRDKTKGCMQ7V1631E0NQ6

Run Details

Model:
GPT-4.1 Nano
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
1.9s
Cost:
$0.000021
Provider:
OpenAI

Evaluation summary

Score Evaluator
Details Link
91.15% 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 moon cast shadows softly overnight. Footsteps echoed down empty hallways. A scream shattered quiet darkness suddenly. Lights flickered, revealing a body. Detective Morgan stepped into scene.
id"gen-1744656152-oZJi3jG7PpFvGmzlWucW"
upstream_id"chatcmpl-BMJ3IGUyMfiPYWcTKYidjmdHGA11U"
total_cost0.000021
cache_discount(null)
provider_name"OpenAI"
created_at"2025-04-14T18:42:34.649325+00:00" 4/14/2025, 6:42:34 PM
model"openai/gpt-4.1-nano-2025-04-14"
app_id182717
streamedtrue
cancelledfalse
latency422
moderation_latency115
generation_time917
tokens_prompt42
tokens_completion41
native_tokens_prompt42
native_tokens_completion42
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"
usage0.000021

Evaluation details

Result Evaluator Details Meta Data
91.15% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
06
15
26
35
45