Model

Gemini 2.5 Pro

Test

N-Length Sentences

Scenario

Write sentences with 5 words each

Run ID

2025-11-18-01KACPC0PV7AC0NJGWHYCMAS2V

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

AI
Mist fell upon the manor. The old house was silent. A maid unlocked the library. She smelled copper and dust. Sunlight cut through the gloom. It illuminated the sprawled body. His eyes were open wide. A letter opener jutted out. Dark blood stained the carpet. Her breath caught in her throat. She finally broke the silence.
created_at"2025-11-18T23:56:51.786885+00:00" Tuesday, November 18th, 2025 at 11:56:51 PM GMT+00:00
model"google/gemini-2.5-pro" 
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1902
moderation_latency(null)
generation_time20341
tokens_prompt42
tokens_completion713
native_tokens_prompt37
native_tokens_completion2279
native_tokens_completion_images0
native_tokens_reasoning2209
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/" 
is_byokfalse
finish_reason"stop" 
native_finish_reason"STOP" 
usage0.02283625
api_type"completions" 
id"gen-1763510190-icWJtdUUjNxdcj8yVtQ7" 
upstream_id(null)
total_cost0.02283625
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio" 

Evaluation details

Result Evaluator Details Meta Data
97.9891% Matches word count n/a
neededCleanfalse
sentences11
wordCounts
05
15
25
35
45
55
65
75
85
96
105