Run: 2026-05-10-01KR8Y9AFMC17KSJ725GD87S99

Run Details

Duration:
1.0s
Cost:
$0.000098
Provider:
Google AI Studio

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
The heavy velvet curtains hid the body from the guests. Rain lashed against the windows of the cold dark mansion. Arthur lay slumped across the desk with a silver blade. No one heard the scream above the sound of thunder. The detective stepped inside and felt a chill crawl nearby.
created_at"2026-05-10T12:37:38.941Z" 5/10/2026, 12:37:38 PM
model"google/gemini-3.1-flash-lite-20260507"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency554
moderation_latency(null)
generation_time922
tokens_prompt46
tokens_completion74
native_tokens_prompt38
native_tokens_completion59
native_tokens_completion_images0
native_tokens_reasoning0
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"STOP"
service_tier"standard"
usage0.000098
router(null)
provider_responses
0
endpoint_id"237af107-d2e9-46c7-b146-c74d75980dee"
id"E3wAaq2_CMa6qtsPmNeg4Qg"
is_byokfalse
latency554
model_permaslug"google/gemini-3.1-flash-lite-20260507"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1778416658-zb8URUoEzB3WcdnrbSuE"
session_id(null)
api_type"completions"
id"gen-1778416658-cTWcnVMpo9l3wftv44Oq"
upstream_id"E3wAaq2_CMa6qtsPmNeg4Qg"
total_cost0.000098
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)

Evaluation details

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