Run: 2026-04-24-01KQ0AV9W2VXAEK37TJWKM05SD

Run Details

Duration:
29.2s
Cost:
$0.000296
Provider:
Novita

Evaluation summary

Score Evaluator
Details Link
100.00% 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
Rain hammered the cobblestones as Detective Marlow arrived, flashlight trembling, at the locked manor’s eerie entrance with unsettling silence looming. Inside, a grand ballroom lay strewn with shattered crystal, crimson stains blooming across the polished oak floor of the night. The victim, Lord Whitmore, slumped beside a gutted piano, a single violin string coiled around his throat in silent victory. Marlow surveyed the scene, noting a wilted rose, an overturned candlestick, and faint footprints disappearing into darkness of the past. A distant thunderclap punctuated his thoughts, reminding him that secrets often hide beneath storms, waiting patiently for revelation in silence.
created_at"2026-04-24T18:08:19.341Z" 4/24/2026, 6:08:19 PM
model"openai/gpt-oss-120b"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency507
moderation_latency(null)
generation_time29118
tokens_prompt46
tokens_completion1213
native_tokens_prompt89
native_tokens_completion1166
native_tokens_completion_images(null)
native_tokens_reasoning1040
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"
usage0.00029595
router(null)
provider_responses
0
endpoint_id"3dc95f88-3960-4c91-b2bb-bbd2f5069c48"
id"13c1c106001093dd94619a847437741d"
is_byokfalse
latency369
model_permaslug"openai/gpt-oss-120b"
provider_name"Novita"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777054099-ksil7aaPyd6u1nwxxsa7"
session_id(null)
api_type"completions"
id"gen-1777054099-agYGYRophw9bhQb1m4n5"
upstream_id"13c1c106001093dd94619a847437741d"
total_cost0.00029595
cache_discount(null)
upstream_inference_cost0
provider_name"Novita"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
020
120
220
320
420