Run: 2026-03-06-01KK1GR81YT5C3X3FSMQ8XAXF4

Run Details

Duration:
863ms
Cost:
$0.000412
Provider:
Inception

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
Rain hammered the cobblestones as the town clock struck midnight. Detective Marlowe arrived, trench coat dripping, eyes scanning shadows outside. A shattered window framed a crimson stain on the floor. The victim, a wealthy philanthropist, lay motionless beside the fireplace. Marlowe whispered, 'Who could commit such a cold-hearted betrayal here?'
created_at"2026-03-06T12:07:57.764Z" 3/6/2026, 12:07:57 PM
model"inception/mercury-2-20260304"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency830
moderation_latency(null)
generation_time830
tokens_prompt46
tokens_completion222
native_tokens_prompt34
native_tokens_completion548
native_tokens_completion_images(null)
native_tokens_reasoning476
native_tokens_cached33
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.000412075
router(null)
provider_responses
0
endpoint_id"c2a24e34-c306-4b4d-9e2f-b162c2d8bf0e"
id"chatcmpl-ac067cd1-59a1-4881-98ce-9a0a01364c6a"
is_byokfalse
latency56
model_permaslug"inception/mercury-2-20260304"
provider_name"Inception"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1772798877-NeQHwg8fC6zF8lMAVUm9"
upstream_id"chatcmpl-ac067cd1-59a1-4881-98ce-9a0a01364c6a"
total_cost0.000412075
cache_discount0.000007425
upstream_inference_cost0
provider_name"Inception"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
010
110
210
310
410