Run: 2026-03-25-01KMJ8A8WHA3ZJFEHX7G5G18RA

Run Details

Duration:
21.3s
Cost:
$0.000251
Provider:
Novita

Evaluation summary

Score Evaluator
Details Link
57.93% 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 rain fell steadily on damp cobblestones, echoing through the silent, fog-drenched alley beneath a flickering gaslight. Detective Marlowe stepped carefully past the yellow police tape fluttering like ghostly ribbons in the cold, relentless midnight breeze. A single black glove rested near the victim’s outstretched hand, untouched, pristine, and sharply out of place beside torn fabric. The victim, a woman in an evening gown now stained crimson at the shoulder, lay motionless beneath a shattered porcelain mask. Marlowe knelt slowly, careful not to disturb the delicate trail of blood droplets leading toward a rain-filled gutter. Her coat had been precisely folded and placed beside her, as if someone had treated death with chilling courtesy. No identification was found, only a silver locket clutched tightly in her left hand, warm despite the freezing night. The locket bore no initials, no picture, just an intricate engraving of a clock with hands frozen at eleven nineteen. A nearby newspaper, soaked and illegible except for one bold headline, read: “Prominent Heiress Vanishes After Opera Gala.” Marlowe glanced up as footsteps approached, recognizing the hesitant gait of Officer Riley through the swirling, silver mist. “We’ve sealed the perimeter,” Riley reported, voice tight, breath visible, eyes avoiding the still form on the wet ground. “No witnesses,” he continued, “but neighbors reported hearing nothing—no cry, no struggle—just sudden, eerie silence around eleven thirty.” Marlowe nodded, rising with a quiet groan, his trench coat dripping onto muddy shoes worn from years of city streets. He studied the locket again, noting a faint scent of jasmine still clinging to the victim’s lifeless fingers despite the storm. Somewhere nearby, a church bell tolled once, deep and mournful, vibrating through the narrow walls of the sleeping city. Then, from the shadows beyond the crime scene, a single white feather slowly drifted down, landing silently on the victim’s forehead.
created_at"2026-03-25T10:23:18.421Z" 3/25/2026, 10:23:18 AM
model"qwen/qwen3-235b-a22b-07-25"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1581
moderation_latency(null)
generation_time21281
tokens_prompt46
tokens_completion530
native_tokens_prompt44
native_tokens_completion426
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
usage0.00025104
router(null)
provider_responses
0
endpoint_id"cf186489-d252-4fb7-aca9-87ef7b557eff"
id"2a6e7b28a7d95ad2edd3396649d884a0"
is_byokfalse
latency1581
model_permaslug"qwen/qwen3-235b-a22b-07-25"
provider_name"Novita"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1774434198-MG28CNqxGQKahn1N3Tss"
upstream_id"2a6e7b28a7d95ad2edd3396649d884a0"
total_cost0.00025104
cache_discount(null)
upstream_inference_cost0
provider_name"Novita"

Evaluation details

Result Evaluator Details Meta Data
57.93% Matches word count n/a
neededCleanfalse
sentences16
wordCounts
017
119
220
321
418
519
619
720
818
918
1019
1120
1220
1321
1419
1521