Run: 2026-02-25-01KJ95B80F9C1R4WJVNETMBXFP

Run Details

Duration:
5.7s
Cost:
$0.003096
Provider:
Google AI Studio

Evaluation summary

Score Evaluator
Details Link
1.41% Matches word count (details)

Model input

User/Human
Please write the opening scene of a murder mystery where each sentence has exactly 20 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
The grand manor house stood dark and silent on the isolated, wind-swept moor, quite deserted. Inside, the vast ballroom lay hushed, save for the quiet murmur of disturbed air currents softly. Detective Inspector Thorne pushed open the heavy oak doors, his breath clouding visibly in the chill air. A uniformed constable, pale and shaken, stood rigidly near the ornate fireplace, pointing a grim finger forward. On the crimson Persian rug, a man lay sprawled, his vacant eyes staring up at the shadowed chandelier. Blood blossomed darkly on his pristine white tuxedo shirt, chilling the very atmosphere significantly. A delicately painted porcelain teacup lay shattered beside him, its pieces reflecting the dim emergency lighting. Thorne knelt carefully, observing the scene with practiced, unblinking eyes, noting all the surrounding details. No obvious murder weapon presented itself anywhere nearby, deepening the immediate puzzling circumstances profoundly. "Cause of death is blunt force trauma, Inspector," the constable whispered, his voice barely audible and trembling. Thorne reached for his small notebook, a cold determination settling firmly within his professional heart. This grand, silent house held a terrible secret, and he would painstakingly uncover it quite soon.
created_at"2026-02-25T01:06:51.029Z" 2/25/2026, 1:06:51 AM
model"google/gemini-2.5-flash"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1328
moderation_latency(null)
generation_time5701
tokens_prompt46
tokens_completion1064
native_tokens_prompt38
native_tokens_completion1234
native_tokens_completion_images0
native_tokens_reasoning1004
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"
usage0.0030964
router(null)
provider_responses
0
endpoint_id"16c01e26-9b91-4d22-b487-ed35634b017d"
is_byokfalse
latency1328
model_permaslug"google/gemini-2.5-flash"
provider_name"Google AI Studio"
status200
api_type"completions"
id"gen-1771981611-s7fRSm45YSAQyi5MmCaW"
upstream_id(null)
total_cost0.0030964
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"

Evaluation details

Result Evaluator Details Meta Data
1.41% Matches word count n/a
neededCleanfalse
sentences12
wordCounts
015
116
217
317
418
514
616
715
814
917
1015
1116