Run: 2026-09-03-01M1K5XJPH9N9JTG170DHXRTD2

Run Details

Duration:
9.3s
Cost:
$0.005773
Provider:
Meta

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 5 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
The rain hammered empty streets. Detective Mara arrived at midnight. The victim lay motionless upstairs. Blood stained the faded carpet. No footprints marked the hallway. Someone had locked every window. Mara noticed something distinctly wrong. The clock had stopped ticking.
created_at"2026-09-03T08:24:43.483Z" 9/3/2026, 8:24:43 AM
model"meta/muse-spark-1.2-20260805"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency5610
moderation_latency(null)
generation_time9281
tokens_prompt46
tokens_completion114
native_tokens_prompt42
native_tokens_completion1346
native_tokens_completion_images0
native_tokens_reasoning1242
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"completed"
service_tier"auto"
usage0.005773
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788423883-gS6PKTtt1T173D0zO4E6"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788423883-VYAuLpd0nXnXF6qpfusd"
upstream_id"resp_6a992ece29889c873825405d"
provider_responses
0
endpoint_id"ffc8e76e-808a-44d2-bd21-c6ac16e721cb"
id"resp_6a992ece29889c873825405d"
is_byokfalse
latency2804
model_permaslug"meta/muse-spark-1.2-20260805"
provider_name"Meta"
status200
total_cost0.005773
cache_discount(null)
upstream_inference_cost0
provider_name"Meta"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences8
wordCounts
05
15
25
35
45
55
65
75