Run: 2026-02-25-01KJ9551DBJ6PYCTT30PGZ1S0B

Run Details

Model:
Gemini 2.5 Flash Lite (Reasoning)
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
5.1s
Cost:
$0.000450
Provider:
Google AI Studio

Evaluation summary

Score Evaluator
Details Link
97.54% Matches word count (details)

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
Rain battered the glass panes. The old house felt silent. Candlewax dripped onto wood. Lord Harrington sat slumped there. His pearl tie pin gleamed. A dark stain bloomed outward. His life had just ended. Who had entered this room? A chill filled the air.
created_at"2026-02-25T01:03:27.667Z" 2/25/2026, 1:03:27 AM
model"google/gemini-2.5-flash-lite"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency806
moderation_latency(null)
generation_time5043
tokens_prompt46
tokens_completion553
native_tokens_prompt37
native_tokens_completion1117
native_tokens_completion_images0
native_tokens_reasoning1057
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"
usage0.0004505
router(null)
provider_responses
0
endpoint_id"ce839073-aa24-4f29-8358-15b319bd05ec"
is_byokfalse
latency804
model_permaslug"google/gemini-2.5-flash-lite"
provider_name"Google AI Studio"
status200
api_type"completions"
id"gen-1771981407-xqa8jCkaNRZTgpJcE8d8"
upstream_id(null)
total_cost0.0004505
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"

Evaluation details

Result Evaluator Details Meta Data
97.54% Matches word count n/a
neededCleanfalse
sentences9
wordCounts
05
15
24
35
45
55
65
75
85