NC Bench
Overview
About
Tests
Models
Model
Gemini 2.5 Flash
Test
N-Length Sentences
Scenario
Write sentences with 5 words each
Run ID
2025-11-18-01KACPD3SA4JZR26SYADCTAZG3
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 streaked the tall windows. A body lay on floor. Blood pooled around the the head. Detective Miller knelt beside the form. The victim wore an old ring. Miller surveyed the elegant room. No forced entry, just a mess. A silk scarf lay discarded. Whiskey fumes hung in air. He drew out his notepad. This case felt very wrong.
created_at
"2025-11-18T23:57:08.275723+00:00"
Tuesday, November 18th, 2025 at 11:57:08 PM GMT+00:00
model
"google/gemini-2.5-flash"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
448
moderation_latency
(null)
generation_time
976
tokens_prompt
42
tokens_completion
77
native_tokens_prompt
37
native_tokens_completion
83
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
0.0002186
api_type
"completions"
id
"gen-1763510226-xclnEx6ndstiRZyOBgyZ"
upstream_id
(null)
total_cost
0.0002186
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Google AI Studio"
Evaluation details
Result
Evaluator
Details
Meta Data
91.9564%
Matches word count
n/a
neededClean
false
sentences
11
wordCounts
0
5
1
5
2
6
3
6
4
6
5
5
6
6
7
5
8
5
9
5
10
5