NC Bench
Overview
About
Tests
Models
Model
Gemini 2.5 Pro
Test
N-Length Sentences
Scenario
Write sentences with 5 words each
Run ID
2025-11-18-01KACP5A7QV19B7W471VE4FXXK
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
The old manor loomed high. Rain fell in steady sheets. Detective Graves saw the light. The front door hung open. He stepped into the hall. A woman lay upon stairs. Her red dress was torn. A pearl necklace had broken. White pearls covered the floor. Someone had been very angry.
created_at
"2025-11-18T23:53:05.132377+00:00"
Tuesday, November 18th, 2025 at 11:53:05 PM GMT+00:00
model
"google/gemini-2.5-pro"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
2210
moderation_latency
(null)
generation_time
12943
tokens_prompt
42
tokens_completion
444
native_tokens_prompt
37
native_tokens_completion
1323
native_tokens_completion_images
0
native_tokens_reasoning
1259
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
0.01327625
api_type
"completions"
id
"gen-1763509971-NG8FcgtFBaEsNp5vBQqC"
upstream_id
(null)
total_cost
0.01327625
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Google AI Studio"
Evaluation details
Result
Evaluator
Details
Meta Data
100.0000%
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
5
9
5