Run: 2026-07-25-01KYCT2V0AG7JVWZN3KAY0J7NX

Run Details

Duration:
661ms
Cost:
$0.000171
Provider:
Google AI Studio

Evaluation summary

Score Evaluator
Details Link
89.63% 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
Detective Miller stared coldly at the bloody corpse on the floor. Rain hammered violently against the cracked window of the study. He noted the expensive silver pocket watch lying nearby. Someone had silenced the wealthy old man very permanently tonight. Footsteps echoed softly from the dark hallway upstairs right then.
created_at"2026-07-25T14:15:20.85Z" 7/25/2026, 2:15:20 PM
model"google/gemini-3.5-flash-lite-20260721"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency349
moderation_latency(null)
generation_time611
tokens_prompt46
tokens_completion83
native_tokens_prompt38
native_tokens_completion64
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"default"
usage0.0001714
router(null)
provider_responses
0
endpoint_id"6bd8f433-79e1-416c-b407-1772eb796c9a"
id"-MRkao-LOLi_jMcPtrO0yQ8"
is_byokfalse
latency349
model_permaslug"google/gemini-3.5-flash-lite-20260721"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1784988920-x86EzDeGVXzLQCArZLmN"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1784988920-mIbW7M67c9ux0FnqxBfU"
upstream_id"-MRkao-LOLi_jMcPtrO0yQ8"
total_cost0.0001714
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
89.63% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
011
110
29
310
410