NC Bench
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Run: 2026-02-20-01KHYA1MFWP870DV4ERAHT4FWG
Run Details
Model:
ByteDance Seed 1.6 Flash
Test:
Dialogue tags
Scenario:
Write 200 words with 90% dialogue
Duration:
5.9s
Cost:
$0.000197
Provider:
Seed
Evaluation summary
Score
Evaluator
Details Link
6.09%
Matches word count
(details)
27.92%
Dialogue to Total Word Ratio
(details)
17.0061%
Overall
Model input
User/Human
You are a author of comedic heist books. Please write a 200 word scene that has 90% words of dialogue between two thieves named Molly and Bill who are planning to break into a children's party to steal all the presents. Only include the prose of the scene without any markdown or commentary.
Model response
Messages
Meta
AI
Molly squints through the hedge. “They’ve got a balloon arch. Last year, a balloon popped and scared a three-year-old so bad, he peed his dinosaur pants. We could use that.” Bill adjusts his ski mask, which has a smudge of what might be mashed peas. “Nah. Too messy. Let’s hit the cupcakes first—” “—and knock over the piñata. That’ll clear the room. My mom’s birthday’s next week; those presents have gift cards. We’ll swap ‘em for a bottle of wine and a ‘Get Well Soon’ card for my dog, who ate a sock.” “Perfect. Now, the presents—sparkly, wrapped, shaped like trucks. You grab the princess one, I’ll take the robot. Security’s a goldfish in a bowl, right? Bubbles mean safe. I’ll knock the bowl over,” Bill says, tapping his wristwatch. “Ten seconds. We’re out.” Molly snorts. “You’ll knock the bowl over *and* your foot. Last Tuesday, you tripped over a garden hose and face-planted into a rose bush. They gave you a balloon to calm you down.” “Point is, I’m *focused.* Now—” A door slams. A child’s voice: “Molly? Is that you? Mom says you can help set up the loot bags!” Molly freezes. Bill whispers, “Say yes.” She puts on a high-pitched trill. “Hi, sweetie! Where’s the loot? Let me hide it in my *pocket*—” (199 words)
created_at
"2026-02-20T19:57:20.262Z"
2/20/2026, 7:57:20 PM
model
"bytedance-seed/seed-1.6-flash-20250625"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
692
moderation_latency
(null)
generation_time
5767
tokens_prompt
77
tokens_completion
652
native_tokens_prompt
149
native_tokens_completion
618
native_tokens_completion_images
(null)
native_tokens_reasoning
268
native_tokens_cached
0
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"stop"
usage
0.000196575
router
(null)
provider_responses
0
endpoint_id
"e01a1227-001b-44d4-a376-90850668fa84"
id
"021771617440609c305af2c12e62e554ff5b6f08b2a8ff7444916"
is_byok
false
latency
510
model_permaslug
"bytedance-seed/seed-1.6-flash-20250625"
provider_name
"Seed"
status
200
api_type
"completions"
id
"gen-1771617440-NOMWNpwzc3qlk1FQoBav"
upstream_id
"021771617440609c305af2c12e62e554ff5b6f08b2a8ff7444916"
total_cost
0.000196575
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Seed"
Evaluation details
Result
Evaluator
Details
Meta Data
6.09%
Matches word count
n/a
neededClean
false
words
223
27.92%
Dialogue to Total Word Ratio
Ratio: 79.37%, Deviation: 10.63%
neededClean
false
wordsTotal
223
wordsDialogue
177
17.0061%