NC Bench
Overview
About
Tests
Models
Model
Gemini 2.5 Flash Lite
Test
N-Length Sentences
Scenario
Write sentences with 5 words each
Run ID
2025-11-18-01KACP9BDFBCKNT3JCTQC78Q53
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 fell. Dark night, no stars. Empty street, no cars. Footsteps echoed, then stopped. A scream pierced the air. Silence returned, heavy, cold. Someone fell, body still. Blood stained the pavement. A shadow slipped away. Mystery began, deep now.
created_at
"2025-11-18T23:55:04.835268+00:00"
Tuesday, November 18th, 2025 at 11:55:04 PM GMT+00:00
model
"google/gemini-2.5-flash-lite"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
298
moderation_latency
(null)
generation_time
551
tokens_prompt
42
tokens_completion
66
native_tokens_prompt
37
native_tokens_completion
66
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
0.0000301
api_type
"completions"
id
"gen-1763510103-bAL4aDzGfGHa2zDox5Cq"
upstream_id
(null)
total_cost
0.0000301
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Google AI Studio"
Evaluation details
Result
Evaluator
Details
Meta Data
72.3041%
Matches word count
n/a
neededClean
false
sentences
10
wordCounts
0
2
1
4
2
4
3
4
4
5
5
4
6
4
7
4
8
4
9
4