Run: 2026-05-19-01KS0TZEX822HQTPJZB50V4TTV

Run Details

Model:
Gemini 3.5 Flash (Reasoning)
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
10.5s
Cost:
$0.022312
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 tapped the cold glass. The grandfather clock chimed midnight. Lord Blackwood was dead now. The body lay very still. Blood pooled on the rug. A golden dagger lay nearby. Inspector Vance opened the door. He stepped inside the study. He examined the grim scene. The safe door stood open. The famous diamond was gone.
created_at"2026-05-19T19:21:36.428Z" 5/19/2026, 7:21:36 PM
model"google/gemini-3.5-flash-20260519"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1707
moderation_latency(null)
generation_time10415
tokens_prompt46
tokens_completion816
native_tokens_prompt37
native_tokens_completion2473
native_tokens_completion_images0
native_tokens_reasoning2405
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"
usage0.0223125
router(null)
provider_responses
0
endpoint_id"bd50061c-e1d8-469e-96b1-d322e77378f8"
id"QLgMau-TI5Oa9MoPzJ3EyQw"
is_byokfalse
latency1707
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-1779218496-9o0kpjaoNWKhBiKJ3JIy"
session_id(null)
api_type"completions"
id"gen-1779218496-pjMl5HlFvJF91BLUyLL1"
upstream_id"QLgMau-TI5Oa9MoPzJ3EyQw"
total_cost0.0223125
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
sentences11
wordCounts
05
15
25
35
45
55
65
75
85
95
105