Run: 2026-04-25-01KQ2H7ER2WC95YPBMJ5BXYNM7

Run Details

Duration:
8.7s
Cost:
$0.000222
Provider:
DeepSeek

Evaluation summary

Score Evaluator
Details Link
0.00% 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 old Victorian manor loomed silently through the relentless, bone-chilling November rain. Detective Inspector Harding pulled his trench coat tighter against the penetrating, miserable dampness. Inside, the crystal chandelier cast fractured light upon a woman sprawled near the grand piano. Her lifeless eyes stared blankly at the ornate ceiling, her final expression frozen. A single crimson rose rested inexplicably across her still chest, seeming almost staged. No visible wounds marred her ivory skin, yet death had undeniably claimed her. The heavy front door had been bolted from the inside, sealing the crime scene completely. Harding noted the shattered champagne flute lying just inches from her outstretched hand. A faint, bitter-almond scent lingered near her pale, slightly parted lips, he realized. This was no simple death; it was a meticulously crafted puzzle designed for someone. He knelt, observing a tiny, deliberate scratch on the polished mahogany floorboards. Somewhere upstairs, a grandfather clock began to chime the midnight hour with resonance. The investigation had only just begun, but one certainty cut through the silence. The killer was either still hiding within the house or had simply vanished.
created_at"2026-04-25T14:38:17.862Z" 4/25/2026, 2:38:17 PM
model"deepseek/deepseek-v4-pro-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1606
moderation_latency(null)
generation_time8531
tokens_prompt46
tokens_completion308
native_tokens_prompt39
native_tokens_completion236
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)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.000222285
router(null)
provider_responses
0
endpoint_id"13bda129-f8a6-4a60-b1db-98082e5f7ccd"
is_byokfalse
latency83
model_permaslug"deepseek/deepseek-v4-pro-20260423"
provider_name"Together"
status429
1
endpoint_id"d084170b-dd99-4e53-9ae1-b63881f3cfbf"
id"70685287-bab8-4672-a99d-070619676d86"
is_byokfalse
latency271
model_permaslug"deepseek/deepseek-v4-pro-20260423"
provider_name"DeepSeek"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777127897-Il45SkGtBmAq7sOqu9XR"
session_id(null)
api_type"completions"
id"gen-1777127897-5onFH7a6utXjHecE9vVC"
upstream_id"70685287-bab8-4672-a99d-070619676d86"
total_cost0.000222285
cache_discount(null)
upstream_inference_cost0
provider_name"DeepSeek"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
0.00% Matches word count n/a
neededCleanfalse
sentences14
wordCounts
012
113
215
313
413
513
615
713
813
914
1012
1113
1213
1313