Run: 2026-11-11-01M75N50YFDV260NSK6AZECJ5R

Run Details

Model:
Gemini 4 Carbon (Reasoning, Medium)
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
27.1s
Cost:
$0.011464
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 lashed the window. Lightning illuminated the dark study. Arthur lay on the rug. Crimson stained his silk shirt. His gold watch had stopped. Midnight chimed in the hall. Detective Vance entered the room. He knelt beside the corpse. A silver dagger gleamed nearby. No footprints marked the floor. Every single door remained locked. Someone inside committed this murder.
created_at"2026-11-11T15:55:44.989Z" 11/11/2026, 3:55:44 PM
model"google/gemini-4-carbon-20261110"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency14405
moderation_latency(null)
generation_time27092
tokens_prompt46
tokens_completion467
native_tokens_prompt67
native_tokens_completion1133
native_tokens_completion_images0
native_tokens_reasoning1055
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"
usage0.011464
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.22.2; linux; x64))"
http_referer(null)
request_id"req-1794412544-fQPRWuRnkNGT5JZXSlmW"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1794412544-20uFeyY3t5U23wEPXVmj"
upstream_id"AZD0ar3lCdCiuMYP5LXliQg"
provider_responses
0
endpoint_id"f0c9681d-e99b-4bcb-8031-752429da222d"
id"AZD0ar3lCdCiuMYP5LXliQg"
is_byokfalse
latency14405
model_permaslug"google/gemini-4-carbon-20261110"
provider_name"Google AI Studio"
status200
total_cost0.011464
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences12
wordCounts
05
15
25
35
45
55
65
75
85
95
105
115