Run: 2026-09-03-01M1K515JX134QDWC0518CBXHJ

Run Details

Duration:
15.7s
Cost:
$0.004774
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
The rain hammered empty streets. Detective Mara Hall arrived late. The victim lay near lamppost. Blood mixed with cold rainwater. No witnesses waited for questioning. Only one torn ticket remained. She bagged it with care. Someone watched from dark alley.
created_at"2026-09-03T08:09:12.548Z" 9/3/2026, 8:09:12 AM
model"meta/muse-spark-1.3-20260902"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3915
moderation_latency(null)
generation_time15701
tokens_prompt46
tokens_completion100
native_tokens_prompt42
native_tokens_completion1111
native_tokens_completion_images0
native_tokens_reasoning1017
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"
usage0.00477425
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788422952-PvKUeCgZmdvLI9lQQiUT"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788422952-GsTS6XIlsSNhtH37kL6z"
upstream_id"resp_6a992b28d2bb88db5f3441b2"
provider_responses
0
endpoint_id"cf4f1b4e-1719-4b65-9111-7dd7635e5a2f"
id"resp_6a992b28d2bb88db5f3441b2"
is_byokfalse
latency556
model_permaslug"meta/muse-spark-1.3-20260902"
provider_name"Meta"
status200
total_cost0.00477425
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
sentences8
wordCounts
05
15
25
35
45
55
65
75