Run: 2026-05-20-01KS25T46JD3HVV8XX92N6E9BH

Run Details

Model:
Gemini 3.5 Flash (Reasoning, Minimal)
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
1.2s
Cost:
$0.000722
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
Rain lashed the window pane. Cold wind howled outside tonight. Lord Blackwood sat deeply asleep. His study door creaked open. A shadow crossed the floor. No sound warned the victim. Glittering steel caught the light. One swift strike ended life. Red blood ruined his collar. The dark figure vanished quickly.
created_at"2026-05-20T07:50:10.391Z" 5/20/2026, 7:50:10 AM
model"google/gemini-3.5-flash-20260519"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency770
moderation_latency(null)
generation_time1138
tokens_prompt46
tokens_completion84
native_tokens_prompt37
native_tokens_completion74
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"
usage0.0007215
router(null)
provider_responses
0
endpoint_id"bd50061c-e1d8-469e-96b1-d322e77378f8"
id"smcNaujbIMXSjMcPrfjwMA"
is_byokfalse
latency770
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-1779263410-qciqppUk5T6LOTkjc0fs"
session_id(null)
api_type"completions"
id"gen-1779263410-dwzRIokaKEqyRTLY2QJw"
upstream_id"smcNaujbIMXSjMcPrfjwMA"
total_cost0.0007215
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
sentences10
wordCounts
05
15
25
35
45
55
65
75
85
95