Run: 2026-02-25-01KJ95TSCHK06SVA36NDNAR44Y

Run Details

Model:
Gemini 2.5 Flash Lite (Reasoning)
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
5.6s
Cost:
$0.000478
Provider:
Google AI Studio

Evaluation summary

Score Evaluator
Details Link
95.58% 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
Dark clouds choked the moon. Cold rain lashed the windows. A single, deafening cry sounded. Silence returned, heavy and deep. Officer Klein entered the study. Dust motes danced in faint light. A thick Persian rug lay damp. The Baroness sprawled quite still. Her pearl necklace was broken. Evil had visited this night.
created_at"2026-02-25T01:15:20.342Z" 2/25/2026, 1:15:20 AM
model"google/gemini-2.5-flash-lite"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency996
moderation_latency(null)
generation_time5551
tokens_prompt46
tokens_completion536
native_tokens_prompt37
native_tokens_completion1185
native_tokens_completion_images0
native_tokens_reasoning1113
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"
usage0.0004777
router(null)
provider_responses
0
endpoint_id"ce839073-aa24-4f29-8358-15b319bd05ec"
is_byokfalse
latency996
model_permaslug"google/gemini-2.5-flash-lite"
provider_name"Google AI Studio"
status200
api_type"completions"
id"gen-1771982120-oKGRDHArG0LnEMw2x7Pd"
upstream_id(null)
total_cost0.0004777
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"

Evaluation details

Result Evaluator Details Meta Data
95.58% Matches word count n/a
neededCleanfalse
sentences10
wordCounts
05
15
25
35
45
56
66
75
85
95