Run: 2026-02-20-01KHY8QGBWHVM1GHMYXD39S3J3

Run Details

Model:
ByteDance Seed 1.6
Test:
N-Length Sentences
Scenario:
Write sentences with 10 words each
Duration:
33.5s
Cost:
$0.002941
Provider:
Seed

Evaluation summary

Score Evaluator
Details Link
93.52% 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
Lila’s shaking hand brushes dust off a bloodstained old journal. A distant floorboard creaks, forcing her to freeze mid-breath now. She spots a crumpled letter tucked beneath the journal’s edge. A shadow stretches across the attic’s dusty sunlit wooden floor.
created_at"2026-02-20T19:34:19.787Z" 2/20/2026, 7:34:19 PM
model"bytedance-seed/seed-1.6-20250625"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1206
moderation_latency(null)
generation_time33365
tokens_prompt46
tokens_completion1099
native_tokens_prompt117
native_tokens_completion1456
native_tokens_completion_images(null)
native_tokens_reasoning1395
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.00294125
router(null)
provider_responses
0
endpoint_id"d85c3862-4e0d-4f8d-955b-babc62f98124"
id"0217716160600554288fe53d7c9130f34413480585e6836cde2a0"
is_byokfalse
latency1206
model_permaslug"bytedance-seed/seed-1.6-20250625"
provider_name"Seed"
status200
api_type"completions"
id"gen-1771616059-pjIUxsWNHbVf1BhNLipw"
upstream_id"0217716160600554288fe53d7c9130f34413480585e6836cde2a0"
total_cost0.00294125
cache_discount(null)
upstream_inference_cost0
provider_name"Seed"

Evaluation details

Result Evaluator Details Meta Data
93.52% Matches word count n/a
neededCleanfalse
sentences4
wordCounts
010
111
210
310