Run: 2026-11-11-01M755G4J3WB2ED3E18RXW1TGV

Run Details

Duration:
2.4s
Cost:
$0.000675
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 fell on Blackwood Manor. Detective Mara arrived very quietly. The body lay upstairs motionless. Lord Ashworth was found dead. His young wife wept loudly. Mara counted seven silent guests. Each one clearly hid something. The old clock struck midnight. Outside, thunder shook the windows. Mara began asking difficult questions.
created_at"2026-11-11T11:22:11.914Z" 11/11/2026, 11:22:11 AM
model"meta/muse-ember-20261109"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1418
moderation_latency(null)
generation_time2345
tokens_prompt46
tokens_completion125
native_tokens_prompt43
native_tokens_completion1341
native_tokens_completion_images0
native_tokens_reasoning1232
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"
usage0.0006748
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.22.2; linux; x64))"
http_referer(null)
request_id"req-1794396131-hEzUH2aKv56fOUcVJVrI"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1794396131-2T9a86uSwLnxmETNNS3z"
upstream_id"resp_6af44fe426cf6383fe80454a"
provider_responses
0
endpoint_id"ea8469c2-ddf8-4985-8cf2-f5dc7e63e14c"
id"resp_6af44fe426cf6383fe80454a"
is_byokfalse
latency551
model_permaslug"meta/muse-ember-20261109"
provider_name"Meta"
status200
total_cost0.0006748
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
sentences10
wordCounts
05
15
25
35
45
55
65
75
85
95