Run: 2026-02-20-01KHY7WYZYNQ86W8AWVGB2F288

Run Details

Model:
ByteDance Seed 1.6
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
30.5s
Cost:
$0.002463
Provider:
Seed

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
Moonlit library hides dark secret. Gloved hand twists cold doorknob. Cracked glass glints faintly now. Gloved hand spots still body. Distant clock ticks sharply now.
created_at"2026-02-20T19:19:50.025Z" 2/20/2026, 7:19:50 PM
model"bytedance-seed/seed-1.6-20250625"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1628
moderation_latency(null)
generation_time30457
tokens_prompt46
tokens_completion955
native_tokens_prompt116
native_tokens_completion1217
native_tokens_completion_images(null)
native_tokens_reasoning1174
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"
usage0.002463
router(null)
provider_responses
0
endpoint_id"d85c3862-4e0d-4f8d-955b-babc62f98124"
id"0217716151909031386b9a8ed856c57501cfa946ce34c98a9edb3"
is_byokfalse
latency1628
model_permaslug"bytedance-seed/seed-1.6-20250625"
provider_name"Seed"
status200
api_type"completions"
id"gen-1771615190-nVNmlxdVDscV0RbktnI4"
upstream_id"0217716151909031386b9a8ed856c57501cfa946ce34c98a9edb3"
total_cost0.002463
cache_discount(null)
upstream_inference_cost0
provider_name"Seed"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
05
15
25
35
45