Run: 2026-04-25-01KQ2GTS6ZE748FQK1YNC2K43Q

Run Details

Duration:
15.7s
Cost:
$0.001037
Provider:
Together

Evaluation summary

Score Evaluator
Details Link
4.30% 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 mansion’s grand foyer glowed under a crystal chandelier, its fractured light scattering against marble floors. Detective Crane studied the lifeless millionaire sprawled near the grandfather clock, his expression frozen in terror. A shattered champagne flute lay beside one outstretched hand, its sweet golden puddle slowly seeping into priceless silk. The locked library door stood ominously ajar, its brass key still dangling from the interior keyhole. Every window remained firmly latched from inside, their cold panes revealing only the moonlit, empty garden. The victim’s untouched dinner sat on a silver tray, its perfect portions chilling beneath congealing brown gravy. A faint, acrid scent of burnt almonds lingered near his slightly blue lips, an impossible whisper of violence. No weapon could be seen anywhere near the body, yet a single crimson drop stained his starched collar. Inspector Crane knelt down, her sharp eyes tracing a delicate, almost invisible scratch along the polished floor. Someone had orchestrated a perfect, silent murder within a room sealed tighter than a winter tomb.
created_at"2026-04-25T14:31:22.594Z" 4/25/2026, 2:31:22 PM
model"deepseek/deepseek-v4-pro-20260423"
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cancelledfalse
latency9234
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generation_time15354
tokens_prompt46
tokens_completion279
native_tokens_prompt39
native_tokens_completion217
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached0
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num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
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origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.0010367
router(null)
provider_responses
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endpoint_id"d084170b-dd99-4e53-9ae1-b63881f3cfbf"
is_byokfalse
latency262
model_permaslug"deepseek/deepseek-v4-pro-20260423"
provider_name"DeepSeek"
status429
1
endpoint_id"13bda129-f8a6-4a60-b1db-98082e5f7ccd"
id"ogZfsUj-2dTqGa-9f1e0d0ff55fd116"
is_byokfalse
latency9227
model_permaslug"deepseek/deepseek-v4-pro-20260423"
provider_name"Together"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777127482-RpEf0GH4YMCMqcEFpe52"
session_id(null)
api_type"completions"
id"gen-1777127482-Zfz0vMUaLJkwg9EpZ971"
upstream_id"ogZfsUj-2dTqGa-9f1e0d0ff55fd116"
total_cost0.0010367
cache_discount(null)
upstream_inference_cost0
provider_name"Together"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
4.30% Matches word count n/a
neededCleanfalse
sentences10
wordCounts
016
116
218
316
416
517
618
718
817
916