Run: 2026-05-20-01KS25TNFYS34XH4SJQ1X390Y5

Run Details

Duration:
1.2s
Cost:
$0.000650
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 5 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Cold rain beat the window. Clocks chimed exactly at midnight. Marcus lay dead downstairs now. Sherry held a bloody knife. Vicious wounds covered his chest. She heard some heavy footsteps. Someone walked down the hallway. Fear gripped her cold heart. There was no escape today.
created_at"2026-05-20T07:50:28.1Z" 5/20/2026, 7:50:28 AM
model"google/gemini-3.5-flash-20260519"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency745
moderation_latency(null)
generation_time1058
tokens_prompt46
tokens_completion75
native_tokens_prompt37
native_tokens_completion66
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"
usage0.0006495
router(null)
provider_responses
0
endpoint_id"bd50061c-e1d8-469e-96b1-d322e77378f8"
id"xGcNar_FDvjn_uMPjJDM2AI"
is_byokfalse
latency745
model_permaslug"google/gemini-3.5-flash-20260519"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.15.0; linux; x64))"
http_referer(null)
request_id"req-1779263428-gscwT8yKazUzQQHIK79x"
session_id(null)
api_type"completions"
id"gen-1779263428-iBGSlO4bl8DYzyIlgqaD"
upstream_id"xGcNar_FDvjn_uMPjJDM2AI"
total_cost0.0006495
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
sentences9
wordCounts
05
15
25
35
45
55
65
75
85