Run: 2026-02-20-01KHY7YJ29S1YJFW9JWJQD5H6X

Run Details

Model:
ByteDance Seed 1.6
Test:
N-Length Sentences
Scenario:
Write sentences with 10 words each
Duration:
16.1s
Cost:
$0.001379
Provider:
Seed

Evaluation summary

Score Evaluator
Details Link
82.53% 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 fog-shrouded manor’s west wing held a still, blood-dappled figure. A crumpled letter bearing a black wax seal lay nearby. A faint creak from the upstairs hallway tugged at attention. A scuffed leather boot print marked the dusty wooden floor.
created_at"2026-02-20T19:20:42.322Z" 2/20/2026, 7:20:42 PM
model"bytedance-seed/seed-1.6-20250625"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1191
moderation_latency(null)
generation_time16081
tokens_prompt46
tokens_completion507
native_tokens_prompt117
native_tokens_completion675
native_tokens_completion_images(null)
native_tokens_reasoning615
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"
usage0.00137925
router(null)
provider_responses
0
endpoint_id"d85c3862-4e0d-4f8d-955b-babc62f98124"
id"0217716152424616362ddeee9049477b0b29b68d55a9ae9885339"
is_byokfalse
latency1191
model_permaslug"bytedance-seed/seed-1.6-20250625"
provider_name"Seed"
status200
api_type"completions"
id"gen-1771615242-2Cy29Cu4P1b4Q5aqhNhZ"
upstream_id"0217716152424616362ddeee9049477b0b29b68d55a9ae9885339"
total_cost0.00137925
cache_discount(null)
upstream_inference_cost0
provider_name"Seed"

Evaluation details

Result Evaluator Details Meta Data
82.53% Matches word count n/a
neededCleanfalse
sentences4
wordCounts
012
110
210
310