Model

Gemini 2.5 Pro

Test

N-Length Sentences

Scenario

Write sentences with 5 words each

Run ID

2025-11-18-01KACP7M978FAP7ZGHGD0G4ZD4

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
The library was deathly still. Rain lashed against the windows. Detective Miles surveyed the scene. Lord Blackwood was quite dead. He slumped in his armchair. A book lay open wide. Its pages were stained crimson. A letter opener jutted out. It was plunged into him. His eyes stared at nothing. The old clock had stopped. Now the real work began.
created_at"2025-11-18T23:54:23.931906+00:00" Tuesday, November 18th, 2025 at 11:54:23 PM GMT+00:00
model"google/gemini-2.5-pro" 
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2143
moderation_latency(null)
generation_time16261
tokens_prompt42
tokens_completion719
native_tokens_prompt37
native_tokens_completion1774
native_tokens_completion_images0
native_tokens_reasoning1695
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" 
usage0.01778625
api_type"completions" 
id"gen-1763510047-BzssMRhVchjtXjxDvd2r" 
upstream_id(null)
total_cost0.01778625
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio" 

Evaluation details

Result Evaluator Details Meta Data
100.0000% Matches word count n/a
neededCleanfalse
sentences12
wordCounts
05
15
25
35
45
55
65
75
85
95
105
115