Run: 2026-07-25-01KYD4NZJTQB01SDDNWZXNGB74

Run Details

Duration:
4.3s
Cost:
$0.003360
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 10 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Detective Mara Quinn arrived precisely at midnight, rain drumming relentlessly. The lighthouse door stood open, creaking against violent wind howling. Inside, Victor Hale lay dead upon cold stone floor motionless. A single unlit candle rested beside his outstretched clenched hand. Yet wax pooled everywhere, as if burned for hours impossibly.
created_at"2026-07-25T17:20:33.891Z" 7/25/2026, 5:20:33 PM
model"meta/muse-spark-1.1-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3965
moderation_latency(null)
generation_time4276
tokens_prompt46
tokens_completion88
native_tokens_prompt199
native_tokens_completion732
native_tokens_completion_images0
native_tokens_reasoning648
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"
usage0.00335975
router(null)
provider_responses
0
endpoint_id"b2b9f6f9-8880-41c1-bd0c-867650fd5238"
id"resp_6a64f062eb9b174dadae4b62"
is_byokfalse
latency203
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-1785000033-JJjQ7ugeR5O49CseFZRG"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1785000033-OOJsU944nzTIceV103Mc"
upstream_id"resp_6a64f062eb9b174dadae4b62"
total_cost0.00335975
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
sentences5
wordCounts
010
110
210
310
410