Run: 2026-02-20-01KHY91VR750EGB0WHS45S1JD8

Run Details

Model:
ByteDance Seed 1.6 Flash
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
18.1s
Cost:
$0.000840
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
Night settled over old house. Mrs. Gray lit candle shaky. A clock ticked low slow. A step thudded just outside. A door creaked behind her. A figure pressed close cold. A knife glinted slash quick. She gasped fell to knees. Dark swallowed her last breath.
created_at"2026-02-20T19:39:59.12Z" 2/20/2026, 7:39:59 PM
model"bytedance-seed/seed-1.6-flash-20250625"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency573
moderation_latency(null)
generation_time17935
tokens_prompt46
tokens_completion2225
native_tokens_prompt118
native_tokens_completion2772
native_tokens_completion_images(null)
native_tokens_reasoning2704
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"
usage0.00084045
router(null)
provider_responses
0
endpoint_id"e01a1227-001b-44d4-a376-90850668fa84"
id"021771616399356b825dd5258dc4c388f66926d17e5fb9ca7fae2"
is_byokfalse
latency407
model_permaslug"bytedance-seed/seed-1.6-flash-20250625"
provider_name"Seed"
status200
api_type"completions"
id"gen-1771616399-2zJFHpgCI1SHJwfOmORS"
upstream_id"021771616399356b825dd5258dc4c388f66926d17e5fb9ca7fae2"
total_cost0.00084045
cache_discount(null)
upstream_inference_cost0
provider_name"Seed"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences9
wordCounts
05
15
25
35
45
55
65
75
85