NC Bench
Overview
About
Tests
Models
Model
Gemini 2.5 Pro
Test
N-Length Sentences
Scenario
Write sentences with 5 words each
Run ID
2025-11-18-01KACPCYTD2B3WSRFZK726Q1JJ
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 lashed against the windows. The grand library was silent. Detective Thorne surveyed the scene. Lord Ashworth was quite dead. He clutched a single pawn. The old clock began to chime.
created_at
"2025-11-18T23:57:16.37796+00:00"
Tuesday, November 18th, 2025 at 11:57:16 PM GMT+00:00
model
"google/gemini-2.5-pro"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
1987
moderation_latency
(null)
generation_time
14228
tokens_prompt
42
tokens_completion
468
native_tokens_prompt
37
native_tokens_completion
1488
native_tokens_completion_images
0
native_tokens_reasoning
1449
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
0.01492625
api_type
"completions"
id
"gen-1763510221-lcyVXL3lpeTl1CI1wPUh"
upstream_id
(null)
total_cost
0.01492625
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Google AI Studio"
Evaluation details
Result
Evaluator
Details
Meta Data
96.3133%
Matches word count
n/a
neededClean
false
sentences
6
wordCounts
0
5
1
5
2
5
3
5
4
5
5
6