Run: 2026-05-10-01KR8XKG7TSAPPD83B6AAQPF2Y

Run Details

Model:
Gemini 3.1 Flash Lite
Test:
N-Length Sentences
Scenario:
Write sentences with 10 words each
Duration:
887ms
Cost:
$0.000116
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 a body on the floor. Cold moonlight spilled across the dark and stained antique rug. Arthur gripped the letter while his shaking hands grew numb. A single glass of wine lay shattered near the door. Silence filled the room like heavy smoke in the air. The killer had vanished into the deep and rainy night.
created_at"2026-05-10T12:25:43.938Z" 5/10/2026, 12:25:43 PM
model"google/gemini-3.1-flash-lite-20260507"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency471
moderation_latency(null)
generation_time786
tokens_prompt46
tokens_completion88
native_tokens_prompt38
native_tokens_completion71
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"
usage0.000116
router(null)
provider_responses
0
endpoint_id"237af107-d2e9-46c7-b146-c74d75980dee"
id"SHkAav6_B--hz7IPsczGmAk"
is_byokfalse
latency471
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-1778415943-HaKLx1Zfw2InRn5mTNJ4"
session_id(null)
api_type"completions"
id"gen-1778415943-VQVvpwz69JpR8jsC1uy7"
upstream_id"SHkAav6_B--hz7IPsczGmAk"
total_cost0.000116
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
sentences6
wordCounts
010
110
210
310
410
510