Run: 2026-07-25-01KYCV4GGSMREXKSRVH2X21DYW

Run Details

Duration:
1.3s
Cost:
$0.000656
Provider:
Google AI Studio

Evaluation summary

Score Evaluator
Details Link
97.79% 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
Rain fell upon the pavement. Cold shadows covered the alley. A scream shattered the silence. Inspector Vance tightened his coat. Blood pool spread very quickly. The victim lay face down. A shiny watch stopped ticking. Clues were nowhere to be seen. Someone watched from the dark. This night changed everything forever.
created_at"2026-07-25T14:33:44.233Z" 7/25/2026, 2:33:44 PM
model"google/gemini-3.6-flash-20260721"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency508
moderation_latency(null)
generation_time1220
tokens_prompt46
tokens_completion85
native_tokens_prompt37
native_tokens_completion80
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"
usage0.0006555
router(null)
provider_responses
0
endpoint_id"5d6d133d-a953-4781-a835-7ee76f4e1388"
id"SMlkaq_lEre5sOIP9bLC-Qs"
is_byokfalse
latency508
model_permaslug"google/gemini-3.6-flash-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-1784990024-b8cdZgLe76WbbDd2LMKE"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1784990024-FDRBY9ytQgxyycI2BAct"
upstream_id"SMlkaq_lEre5sOIP9bLC-Qs"
total_cost0.0006555
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
97.79% Matches word count n/a
neededCleanfalse
sentences10
wordCounts
05
15
25
35
45
55
65
76
85
95