Run: 2026-02-20-01KHY7SR36GBE4GFS5T8GR2HC0

Run Details

Model:
ByteDance Seed 1.6 Flash
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
10.2s
Cost:
$0.000535
Provider:
Seed

Evaluation summary

Score Evaluator
Details Link
86.73% 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
Morning came, silent and still. Lila found her mother dead. A knife lay by her side. A note read "The secret kills." The lights flickered once.
created_at"2026-02-20T19:18:04.656Z" 2/20/2026, 7:18:04 PM
model"bytedance-seed/seed-1.6-flash-20250625"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency779
moderation_latency(null)
generation_time10162
tokens_prompt46
tokens_completion1444
native_tokens_prompt118
native_tokens_completion1753
native_tokens_completion_images(null)
native_tokens_reasoning1714
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"
usage0.00053475
router(null)
provider_responses
0
endpoint_id"e01a1227-001b-44d4-a376-90850668fa84"
id"0217716150851504d21f3e3e165e25fcf12f86815b4407f363614"
is_byokfalse
latency657
model_permaslug"bytedance-seed/seed-1.6-flash-20250625"
provider_name"Seed"
status200
api_type"completions"
id"gen-1771615084-vYj8HavhIPpDaqIP3vgC"
upstream_id"0217716150851504d21f3e3e165e25fcf12f86815b4407f363614"
total_cost0.00053475
cache_discount(null)
upstream_inference_cost0
provider_name"Seed"

Evaluation details

Result Evaluator Details Meta Data
86.73% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
05
15
26
36
44