Run: 2026-09-03-01M1K5QJARAAW8FXH3R2T6SM0F

Run Details

Duration:
20.5s
Cost:
$0.004969
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 empty cobblestone streets. Detective Mara Hale arrived late. Yellow tape fluttered near doorway. Body lay beneath flickering lamplight. Blood pooled around polished shoes. Nobody remembered hearing any screams.
created_at"2026-09-03T08:21:26.495Z" 9/3/2026, 8:21:26 AM
model"meta/muse-spark-1.3-20260902"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3656
moderation_latency(null)
generation_time20521
tokens_prompt46
tokens_completion94
native_tokens_prompt42
native_tokens_completion1166
native_tokens_completion_images0
native_tokens_reasoning1079
native_tokens_cached35
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"
usage0.0049695
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788423686-GwAWkg4L87LrGSkaOkFd"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788423686-J9Cppd1rSCvXtPaB5i8Z"
upstream_id"resp_6a992e06408624d668cc4c75"
provider_responses
0
endpoint_id"cf4f1b4e-1719-4b65-9111-7dd7635e5a2f"
id"resp_6a992e06408624d668cc4c75"
is_byokfalse
latency962
model_permaslug"meta/muse-spark-1.3-20260902"
provider_name"Meta"
status200
total_cost0.0049695
cache_discount0.0000385
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
sentences6
wordCounts
05
15
25
35
45
55