Run: 2026-09-03-01M1KB6G118WKJ3J2TWAVJK7S3

Run Details

Model:
DeepSeek V4 Flash 0731 (Reasoning, High)
Test:
N-Length Sentences
Scenario:
Write sentences with 10 words each
Duration:
42.3s
Cost:
$0.000396
Provider:
Together

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 10 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
The old library clock had stopped at exactly nine forty-two. Lord Ashworth lay crumpled beside the old cold stone fireplace. His monocle glinted near a spilled teacup on the carpet. Inspector Graves studied the silent, frozen room with great care. There was no forced entry, no struggle, no obvious weapon. Yet the dead man's hand clutched a small torn note.
created_at"2026-09-03T09:56:58.548Z" 9/3/2026, 9:56:58 AM
model"deepseek/deepseek-v4-flash-20260731"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency684
moderation_latency(null)
generation_time41912
tokens_prompt46
tokens_completion1291
native_tokens_prompt118
native_tokens_completion1354
native_tokens_completion_images(null)
native_tokens_reasoning1269
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)
usage0.00039564
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788429418-s0WtN5iv38MZeF06GBmR"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788429418-Q21P27XCvVq8ecOHVIQ9"
upstream_id"dd0551e3-aws_ue2"
provider_responses
0
endpoint_id"223c54e7-4db1-4098-980f-47741e7637ab"
is_byokfalse
latency354
model_permaslug"deepseek/deepseek-v4-flash-20260731"
provider_name"Baidu"
status429
1
endpoint_id"604391ba-7c17-4f8b-8a18-b38c5b45ac52"
id"dd0551e3-aws_ue2"
is_byokfalse
latency681
model_permaslug"deepseek/deepseek-v4-flash-20260731"
provider_name"Together"
status200
total_cost0.00039564
cache_discount(null)
upstream_inference_cost0
provider_name"Together"
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
sentences6
wordCounts
010
110
210
310
410
510