Run: 2026-09-03-01M1K53YGCB0XFWF4RVWS82VC4

Run Details

Duration:
4.1s
Cost:
$0.004026
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
Rain hammered the cobblestone streets. Detective Miller arrived late again. The victim lay motionless upstairs. Blood pooled beneath the chandelier. No footprints marked the hallway. Yet the window stood open. Someone had locked the door. Miller noticed the missing necklace.
created_at"2026-09-03T08:10:43.602Z" 9/3/2026, 8:10:43 AM
model"meta/muse-spark-1.2-20260805"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2807
moderation_latency(null)
generation_time4075
tokens_prompt46
tokens_completion94
native_tokens_prompt42
native_tokens_completion935
native_tokens_completion_images0
native_tokens_reasoning849
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"
usage0.00402625
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788423043-tbxIa8GrusPpjYkbKG2w"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788423043-WkSJDkrVdO4hX6fqJ65b"
upstream_id"resp_6a992b837dbd9aaf5177498e"
provider_responses
0
endpoint_id"ffc8e76e-808a-44d2-bd21-c6ac16e721cb"
id"resp_6a992b837dbd9aaf5177498e"
is_byokfalse
latency390
model_permaslug"meta/muse-spark-1.2-20260805"
provider_name"Meta"
status200
total_cost0.00402625
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