Run: 2026-11-11-01M7566YRFFK8FMFQXJAPM1FEM

Run Details

Duration:
3.2s
Cost:
$0.000608
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 manor windows. Detective Mara arrived at midnight. The butler denied seeing anything. A body lay cold upstairs. She clutched the bloody knife. Mara knew someone had lied. The clock struck thirteen times.
created_at"2026-11-11T11:34:39.638Z" 11/11/2026, 11:34:39 AM
model"meta/muse-ember-20261109"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2689
moderation_latency(null)
generation_time3180
tokens_prompt46
tokens_completion77
native_tokens_prompt43
native_tokens_completion1207
native_tokens_completion_images0
native_tokens_reasoning1136
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"default"
usage0.0006078
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.22.2; linux; x64))"
http_referer(null)
request_id"req-1794396879-mI81l3jjjN2GiFAQO5ni"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1794396879-F3mxHQTqQI8TNpiQoiOw"
upstream_id"resp_6af452d16689ecba945d4f80"
provider_responses
0
endpoint_id"ea8469c2-ddf8-4985-8cf2-f5dc7e63e14c"
id"resp_6af452d16689ecba945d4f80"
is_byokfalse
latency1627
model_permaslug"meta/muse-ember-20261109"
provider_name"Meta"
status200
total_cost0.0006078
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
sentences7
wordCounts
05
15
25
35
45
55
65