Run: 2026-04-25-01KQ2H4G475A37PQW42NE7TT3J

Run Details

Duration:
11.8s
Cost:
$0.000026
Provider:
DeepSeek

Evaluation summary

Score Evaluator
Details Link
66.75% 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 old clock struck midnight with a hollow chime. Rain streaked the library window like silent, weeping tears. Lord Ashworth lay sprawled across his mahogany desk. A single bullet hole marred his pristine white shirtfront. The ornate letter opener lay clean upon the rug. Outside, the storm swallowed all sound of human struggle.
created_at"2026-04-25T14:36:40.971Z" 4/25/2026, 2:36:40 PM
model"deepseek/deepseek-v4-flash-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency533
moderation_latency(null)
generation_time1686
tokens_prompt46
tokens_completion89
native_tokens_prompt39
native_tokens_completion74
native_tokens_completion_images(null)
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"
usage0.00002618
router(null)
provider_responses
0
endpoint_id"934a69f9-bd54-474b-beca-24560f721e12"
is_byokfalse
latency46
model_permaslug"deepseek/deepseek-v4-flash-20260423"
provider_name"DeepInfra"
status(null)
1
endpoint_id"722e0746-2034-4d6e-a08f-e6271849ee9e"
id"f4470256-f9f6-4cc4-978f-3e455f4dd8fc"
is_byokfalse
latency276
model_permaslug"deepseek/deepseek-v4-flash-20260423"
provider_name"DeepSeek"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777127800-8AxkwC3PzhaLOd91iEff"
session_id(null)
api_type"completions"
id"gen-1777127800-lkNCvIklrulzNGiOwwoQ"
upstream_id"f4470256-f9f6-4cc4-978f-3e455f4dd8fc"
total_cost0.00002618
cache_discount(null)
upstream_inference_cost0
provider_name"DeepSeek"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
66.75% Matches word count n/a
neededCleanfalse
sentences6
wordCounts
09
19
28
39
49
59