NC Bench
Overview
About
Tests
Models
Model
Gemini 2.5 Flash
Test
N-Length Sentences
Scenario
Write sentences with 5 words each
Run ID
2025-11-18-01KACPDKNZXBJFPF0H4A014453
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
Messages
Meta
AI
Rain slicked the city street. Detective Miles saw the victim. Blood stained the Persian rug. A pearl necklace lay there. The window stood open wide. A cold draft blew in. Miles entered the silent room. Her eyes scanned for clues. Another locked room puzzle. He sighed and knelt down.
created_at
"2025-11-18T23:57:24.702529+00:00"
Tuesday, November 18th, 2025 at 11:57:24 PM GMT+00:00
model
"google/gemini-2.5-flash"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
490
moderation_latency
(null)
generation_time
902
tokens_prompt
42
tokens_completion
62
native_tokens_prompt
37
native_tokens_completion
69
native_tokens_completion_images
0
native_tokens_reasoning
0
native_tokens_cached
0
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"STOP"
usage
0.0001836
api_type
"completions"
id
"gen-1763510243-JA4TxN8rvvtR0OmX3dIO"
upstream_id
(null)
total_cost
0.0001836
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Google AI Studio"
Evaluation details
Result
Evaluator
Details
Meta Data
97.7880%
Matches word count
n/a
neededClean
false
sentences
10
wordCounts
0
5
1
5
2
5
3
5
4
5
5
5
6
5
7
5
8
4
9
5