Run: 2026-02-20-01KHY7H924AK17TBEAQFSJJ0HS

Run Details

Model:
ByteDance Seed 1.6 Flash
Test:
N-Length Sentences
Scenario:
Write sentences with 10 words each
Duration:
12.5s
Cost:
$0.000737
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 10 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Inside the study, a lamp glowed near a broken vase. Detective Sam stared at the clock, its hands were frozen. A bloodied knife lay on the floor, its edge sharp. Near the bloodied knife, a note lay on the floor. Silence filled the room, broken only by a ticking clock.
created_at"2026-02-20T19:13:27.12Z" 2/20/2026, 7:13:27 PM
model"bytedance-seed/seed-1.6-flash-20250625"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency690
moderation_latency(null)
generation_time12256
tokens_prompt46
tokens_completion1844
native_tokens_prompt119
native_tokens_completion2426
native_tokens_completion_images(null)
native_tokens_reasoning2356
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"
usage0.000736725
router(null)
provider_responses
0
endpoint_id"e01a1227-001b-44d4-a376-90850668fa84"
id"0217716148075022b8720b6d986e81ce95e9b006de0a2cbdc18ae"
is_byokfalse
latency579
model_permaslug"bytedance-seed/seed-1.6-flash-20250625"
provider_name"Seed"
status200
api_type"completions"
id"gen-1771614807-E99cIg646AEe0ZSYe2lh"
upstream_id"0217716148075022b8720b6d986e81ce95e9b006de0a2cbdc18ae"
total_cost0.000736725
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
010
110
210
310
410