Run: 2026-09-10-01M25DCS0Z9WNKKEQ6WYRSPS04

Run Details

Duration:
3.5s
Cost:
$0.000313
Provider:
DeepSeek

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 hammered the mansion windows. A scream shattered the silence. Lord Ashcroft lay quite dead. Blood pooled beneath his desk. The butler found him first. Detective Mara arrived by dawn. The library door stood open. A candlestick bore dark stains. Someone here knows the truth. Every guest hides a secret. The game begins right now.
created_at"2026-09-10T10:21:41.431Z" 9/10/2026, 10:21:41 AM
model"deepseek/deepseek-v4.1-flash-20260910"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency950
moderation_latency(null)
generation_time3319
tokens_prompt46
tokens_completion541
native_tokens_prompt65
native_tokens_completion505
native_tokens_completion_images(null)
native_tokens_reasoning432
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(null)
usage0.00031275
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.20.0; linux; x64))"
http_referer(null)
request_id"req-1789035701-j9JstBBsHeGW8U67IKS1"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1789035701-TmKjtIfBML5XlD0uIjMc"
upstream_id"16b5568d-5a16-4eed-8565-ac8df92362a9"
provider_responses
0
endpoint_id"fd104bc8-535a-4d31-a847-a8e402e86a02"
id"16b5568d-5a16-4eed-8565-ac8df92362a9"
is_byokfalse
latency340
model_permaslug"deepseek/deepseek-v4.1-flash-20260910"
provider_name"DeepSeek"
status200
total_cost0.00031275
cache_discount(null)
upstream_inference_cost0
provider_name"DeepSeek"
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
sentences11
wordCounts
05
15
25
35
45
55
65
75
85
95
105