Run: 2026-03-06-01KK1HEDSV38Q4HPW640A1W5JE

Run Details

Duration:
1.3s
Cost:
$0.000835
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 20 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Rain hammered the cobblestones as Detective Marlowe entered the dimly lit manor, his trench coat dripping under the sullen moon. Inside, a shattered crystal chandelier lay amidst a pool of dark, crimson liquid, glinting ominously on the marble floor silently. Marlowe's flashlight revealed a half‑finished crossword puzzle, its clues eerily spelling out the victim's name in the same room where. A faint perfume of jasmine lingered, masking the metallic tang of blood that stained the polished oak under the dim. Marlowe whispered, 'Who would kill for silence?' as the house creaked, listening to secrets yet untold in the cold night.
created_at"2026-03-06T12:20:04.547Z" 3/6/2026, 12:20:04 PM
model"inception/mercury-2-20260304"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1286
moderation_latency(null)
generation_time1286
tokens_prompt46
tokens_completion518
native_tokens_prompt34
native_tokens_completion1103
native_tokens_completion_images(null)
native_tokens_reasoning967
native_tokens_cached5
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"
usage0.000834625
router(null)
provider_responses
0
endpoint_id"c2a24e34-c306-4b4d-9e2f-b162c2d8bf0e"
id"chatcmpl-c2f702eb-a86e-4b24-a1db-c2b711920940"
is_byokfalse
latency48
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-1772799604-ZyxigQF8VF6v8mxyOEjK"
upstream_id"chatcmpl-c2f702eb-a86e-4b24-a1db-c2b711920940"
total_cost0.000834625
cache_discount0.000001125
upstream_inference_cost0
provider_name"Inception"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
020
120
220
320
420