Run: 2026-07-25-01KYD5SSSVTYV72PVRNTVWBXXH

Run Details

Duration:
4.3s
Cost:
$0.002731
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 old manor. Detective Mara arrived precisely midnight. Footsteps echoed through empty hallways. The victim lay eerily still. Blood pooled beneath mahogany desk. No windows were left open. Someone had locked every door. Mara noticed the missing portrait. The butler wept silently upstairs.
created_at"2026-07-25T17:40:07.621Z" 7/25/2026, 5:40:07 PM
model"meta/muse-spark-1.1-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3530
moderation_latency(null)
generation_time3746
tokens_prompt46
tokens_completion79
native_tokens_prompt199
native_tokens_completion584
native_tokens_completion_images0
native_tokens_reasoning509
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"
usage0.00273075
router(null)
provider_responses
0
endpoint_id"b2b9f6f9-8880-41c1-bd0c-867650fd5238"
id"resp_6a64f4f71463c28d77934ee9"
is_byokfalse
latency281
model_permaslug"meta/muse-spark-1.1-20260709"
provider_name"Meta"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1785001207-ofzRLuvIOIoKAZnc9Wf3"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1785001207-Y2Mej3RZdhRtvSqUXPiY"
upstream_id"resp_6a64f4f71463c28d77934ee9"
total_cost0.00273075
cache_discount(null)
upstream_inference_cost0
provider_name"Meta"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences9
wordCounts
05
15
25
35
45
55
65
75
85