NC Bench
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Run: 2026-02-17-01KHMF40RN16ZAG9KR6JVG4RNR
Run Details
Model:
Stealth: Aurora Alpha
Test:
Bad Writing Habits
Scenario:
Literary fiction: old friends reunite
Duration:
8.6s
Cost:
$0.000000
Provider:
Stealth
Model input
System
You are an expert novelist with a gift for vivid, immersive prose. You write in tight third-person limited point of view with a strong narrative voice. Your prose is clean, precise, and engaging — you favor strong verbs, concrete details, and natural-sounding dialogue. You will be given a story bible (codex) containing canonical details about characters, locations, items, and lore. Use these details to ground your writing in the established world. Stay consistent with the codex. Write only the prose of the scene. Do not include titles, chapter headings, markdown formatting, or any commentary before or after the scene.
User/Human
<codex> <character id="4412" name="Aurora Carter" aliases="Rory, Laila, Aurora, Carter, Malphora" pronouns="she/her" species="Human" storyRole="Protagonist"> <eyeColor>bright blue</eyeColor> <hair>straight shoulder-length black</hair> <height>5'6"</height> <age>25</age> <scar>small crescent-shaped scar on her left wrist from a childhood accident</scar> <description>Aurora, referred to by her friends as Rory, is cool-headed, intelligent, and known for quick out-of-the-box thinking.</description> <backstory>Born in Cardiff to an Irish barrister father (Brendan Carter) and Welsh teacher mother (Jennifer Carter née Ellis), Rory reluctantly pursued Pre-Law at Cardiff University. She fled to London at the behest of her childhood friend Eva after leaving an abusive ex named Evan. By day, Rory works part-time as a delivery person for Yu-Fei Cheung's Golden Empress restaurant. She lives in a flat above Silas' bar.</backstory> </character> <character id="4413" name="Silas Blackwood" aliases="Silas, Si, the Spymaster" pronouns="he/him" species="Human" storyRole="Mentor"> <eyeColor>hazel</eyeColor> <hair>grey-streaked auburn</hair> <height>6'1"</height> <age>58</age> <beard>neatly trimmed, matching his grey-streaked auburn hair</beard> <limp>slight limp in his left leg from an old knee injury</limp> <signetRing>silver signet ring, always worn on his right hand</signetRing> <description>Silas is a retired intelligence operative turned bar owner. He carries himself with quiet authority.</description> <backstory>Former MI6 field agent who retired after a botched operation in Prague left him with a permanent knee injury. He opened "The Raven's Nest" bar in Soho as a front for his network of contacts.</backstory> </character> <location id="854" name="The Raven's Nest" aliases="the Nest, Raven, Silas' bar" realm="Earth"> <signColor>distinctive green neon sign above the entrance</signColor> <secretRoom>hidden back room accessible through a bookshelf, used for clandestine meetings</secretRoom> <description>A dimly lit bar in Soho, London. The walls are covered with old maps and black-and-white photographs.</description> </location> </codex> Write a fully fleshed out scene of at least 1000 words in the literary fiction genre. Two old friends who haven't seen each other in years run into each other unexpectedly at a bar. One of them has changed significantly. Through their conversation and the tension between who they were and who they've become, reveal the weight of time and unspoken regret. Use the codex entries above as your world reference for characters and setting. Only include the prose of the scene without any markdown or commentary.
Model response
Messages
Meta
AI
The green neon sign above the doorway
flickered
, a thin pulse of light that cut through the London drizzle and painted the wet pavement in an electric jade. Aurora Carter paused at the curb, the rain already soaking the hem of her coat, and stared at the sign for a moment longer than she intended. The Raven’s Nest—so many nights ago, she had walked past it with a notebook full of case briefs, the smell of stale coffee and cheap cigarettes mingling with the hum of late‑night traffic. Now it was a bar, a dimly lit refuge for people who preferred shadows to daylight. She pulled the collar of her coat up, tucked a strand of straight black hair behind her ear, and stepped inside.
The air was thick with
the scent of mahogany and spilled whiskey, the walls lined with faded maps of continents she had never visited and black‑and‑white photographs of faces whose stories
were lost
to time. A low jazz trumpet drifted from a corner, its notes curling around the low hum of conversation. Aurora’s bright blue eyes adjusted to the gloom, scanning the room. The bar stretched across the far wall, a polished surface reflecting the green glow from the sign above. Behind it, a man moved with a measured grace that belied his age. His hair, a mix of auburn and grey streaks, fell in a short, tidy cut; a neatly trimmed beard framed a face that had seen more than the average person’s. He lifted a glass, his left leg bearing a slight limp that caught the light as he shifted his
weight
. A silver signet ring glinted on his right hand, catching the neon’s hue. She felt a
pang
of recognition that was both familiar and foreign. Silas Blackwood—Si, the Spymaster, the name whispered in the corridors of intelligence offices and in the back rooms of pubs like this. He had been a mentor of sorts when she was a student, a man who could read a room the way a seasoned reader could skim a page. She had not seen him in years; time had stretched between them like a river she had once
tried to
cross on a borrowed boat. She slipped onto a stool at the far end of the bar, the leather creaking under her
weight
. The bartender—Silas, though she didn’t know it yet—caught her eye and offered a half‑smile that didn’t quite reach his hazel eyes. “First time?” he asked, his voice low, the timbre of someone who had spoken into radios in hostile territories. Aurora cleared her throat, feeling the small crescent‑shaped scar on her left wrist, a reminder of a childhood accident that had left a faint line of healed skin. “Just passing through. I’m… Aurora.” He raised an eyebrow, the signet ring catching the light again. “Rory, right? I remember you from university. You used to argue about constitutional law with a fire that made the rest of us look like we were reading bedtime stories.” She laughed, a short, breathy sound that
seemed to
o loud in the quiet bar. “I left that behind. Now I deliver food for the Golden Empress. It’s… different.” He nodded, the limp in his left leg shifting his
weight
to his right. “People change. The world doesn’t stop for us, does it?” The words hung between them, a fragile bridge over a river of
unspoken
regrets. Aurora stared at the bar’s surface, watching the reflections of the green neon and the
flicker
ing shadows. She could see the faint outline of a bookshelf against the far wall, the spines of old books and maps forming a narrow corridor that
seemed to
lead somewhere private. “Do you ever… miss it?” she asked, gesturing toward the empty space behind the bar where a secret back room might be hidden. “The old life? The… the… the?” Silas’s eyes
flickered
to the bookshelf, then back to her. “Every day. The work was a part of me. The… the… the risk. It’s a strange thing, to retire from a life that defined you. You learn to hide the edges of yourself, to blend into the background. That’s why I opened this place. It’s a front, a mask, a place where people can talk without being listened to.” Aurora’s mind drifted to the night she had fled an abusive ex named Evan, the way the city’s rain had
seemed to
wash away the last of her old self. She had left Cardiff, left her father’s expectations, left the law school she’d
reluctantly
entered. She had taken a job delivering food, a job that kept her moving, kept her hands occupied, kept her mind from wandering back to the bruised corners of her past. “I thought I’d be… freer,” she said, her voice
barely above a whisper
. “But the city has a way of pulling you back into the same patterns. I still feel the
weight
of the scar on my wrist, and the
weight
of the decisions I made.” Silas set his glass down with a soft clink, his gaze lingering on the scar as if he could read its story. “You were always quick to think outside the box, Rory. You still are. That’s why you survived. You adapted.” She stared at the neon sign now, the green light reflecting off the silver ring on his hand. “You always
seemed to
have a plan, Silas. Even when you were in the field, you never seemed… scared. How does it feel to… to step back from that?” He
let out a breath
that sounded like a sigh caught in a pipe. “It feels like walking away from a fire that never
truly
dies. The heat lingers, the ash settles, but the ember is always there, ready to flare. I have a limp now, a reminder that even the strongest can be broken. I wear this ring because it’s a piece of the past I can’t let go of. It’s a promise to myself that I still have a role, even if it’s behind a bar.” Aurora’s thoughts tangled with the sound of the jazz trumpet, each note a reminder of the rhythm she once chased in lecture halls, the cadence of legal arguments, the cadence of a life that had now
been replaced
by the rhythm of delivery routes and late‑night shifts. “Do you ever regret it?” she asked, the question hanging like a
weight
on her tongue. Silas’s eyes softened, the hazel turning to a shade of amber in the low light. “Regret is a luxury I can’t afford. I make do with the choices I’ve made. The operation in Prague… it left me with a knee that never healed, a mind that never
truly
let go of the mission. I lost men, I lost a part of myself. I built this bar to keep the network alive, to keep the old ghosts at bay. But I also built walls, for myself.” She felt the sting of her own regrets, the way she had left an abusive relationship, the way she had abandoned a career that could have been her future. She had thought she
was escaping
, but perhaps she was merely swapping one cage for another. “Do you ever think about… what could have been?” she asked, the words slipping out before she could stop them. Silas stared at the back wall, at the rows of maps that
seemed to
chart not just geography but the paths of lives he’d touched. “Every night, I think about the people I left behind, the missions that never saw completion, the friends I never got to say goodbye to. I think about you, Rory, and how you were so full of fire. I wonder if you ever
found that fire
again.” The bar’s door opened for a brief moment, letting in a gust of cold air that carried the scent of rain and the distant sound of traffic. A patron entered, a man in a trench coat, his face obscured by the dim light. Silas glanced at him,
a flicker of recognition
crossing his features, then turned his attention back to Aurora. “You still
have that scar
,” he said, not unkindly. “It’s a reminder that you’ve survived.” She lifted her hand, the crescent‑shaped scar a pale line against the dark skin. “It’s also a reminder that I’m still… me.” He nodded, his ring catching the neon again. “You are. And you always will be, no matter how many times you try to hide it.” The conversation fell into a comfortable silence, punctuated only by the clink of glasses and the soft jazz. Aurora felt the
weight
of years settle between them, a dense fog that made each breath a little harder. She thought of the night she had stood on the edge of a bridge, the wind whipping her hair, the city lights below like a galaxy of false promises. She thought of Silas, his limp a physical manifestation of the invisible wounds he carried. A bartender, a woman with a tattoo of a phoenix on her forearm, placed a glass of amber liquid in front of Aurora. “On the house,” she said, smiling. “First timer.” Aurora lifted the glass, the amber catching the green neon, turning it a molten gold. She took a sip, the warmth spreading through her chest, a brief reminder that life could still be sweet despite the bitterness. Silas leaned forward, his elbows resting on the bar, his hand still
glinting
with the signet ring. “You know,” he said, “there’s a back room behind the bookshelf. It’s a place for people who need privacy. If you ever need to talk about anything… anything at all, the door is always open.” She glanced at the bookshelf, the spines of old books and maps forming a narrow corridor that
seemed to
lead somewhere private. The idea of a secret room, a hidden space where the world’s eyes could not reach, felt both comforting and terrifying. “Thank you,” she whispered, the words barely audible over the music. “I think I’ll… I’ll keep that in mind.” He gave a small, almost imperceptible smile. “And if you ever need a delivery, I can get you a bottle of something stronger than tea.” She chuckled, a sound that
seemed to
break the tension like a glass shattering. “I’ll keep that in mind too.” The night stretched on, the rain outside turning the streets into a mirror of neon. Aurora found herself watching Silas as he
tended to
other patrons, his movements fluid despite the limp, his eyes constantly scanning the room, always alert. She
realized that the
man she once knew—a field operative, a mentor—had become a keeper of secrets, a guardian of a place where people could hide their truths. She thought of the
weight
of time, how it had carved lines into faces, how it had taken the youth from Silas and the certainty from herself. The
unspoken
regret lingered, a thin thread that pulled at the edges of their conversation, never quite breaking. As the bar
began to
empty, the jazz trumpet faded into a soft, lingering note. Silas wiped down the bar, his hand moving with practiced ease. He turned to her, his hazel eyes meeting her bright blue ones. “Take care of yourself, Rory,” he said, his voice softer now. “The world can be a cruel place, but you’ve got the fire to keep it at bay.” She nodded, feeling a strange mix of gratitude and sorrow. “You too, Silas. And thank you… for the drink, for the conversation, for the… the room.” He tipped his head, the signet ring catching the last of the neon light. “Anytime.” Aurora slipped her coat back on, the rain already lashing against the windows as she stepped out into the night. The green neon sign glowed behind her, a
beacon
in the fog. She walked away from The Raven’s Nest, the
weight
of the past settling into the rhythm of her steps, the
unspoken
regrets lingering like a faint perfume, and the knowledge that some doors—whether hidden behind a bookshelf or opened by a simple greeting—remain ajar, waiting for the right moment to be crossed.
created_at
"2026-02-17T00:13:45.665095+00:00"
2/17/2026, 12:13:45 AM
model
"openrouter/aurora-alpha"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
1760
moderation_latency
(null)
generation_time
8278
tokens_prompt
867
tokens_completion
2942
native_tokens_prompt
796
native_tokens_completion
2470
native_tokens_completion_images
(null)
native_tokens_reasoning
0
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
router
(null)
provider_responses
(null)
api_type
"completions"
id
"gen-1771287216-0GRsswqKhNTqwGbwZ8dE"
upstream_id
"gen-1771287216-0GRsswqKhNTqwGbwZ8dE"
total_cost
0
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Stealth"
Evaluation details
Result
Evaluator
Details
Meta Data
66.6667%
Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags
10
adverbTagCount
2
adverbTags
0
"she said, her voice barely above a whisper [barely]"
1
"she whispered, the words barely audible over the music [barely]"
80.3633%
AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount
2037
totalAiIsmAdverbs
4
found
0
adverb
"reluctantly"
count
1
1
adverb
"barely above a whisper"
count
1
2
adverb
"truly"
count
2
highlights
0
"reluctantly"
1
"barely above a whisper"
2
"truly"
100.0000%
AI-ism character names
Target: 0 AI-default names (16 tracked, −20% each)
codexExemptions
0
"Blackwood"
found
(empty)
100.0000%
AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions
(empty)
found
(empty)
11.6348%
AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount
2037
totalAiIsms
18
found
0
word
"beacon"
count
1
1
word
"pang"
count
1
2
word
"flickered"
count
2
3
word
"flicker"
count
1
4
word
"glinting"
count
1
5
word
"unspoken"
count
3
6
word
"weight"
count
9
highlights
0
"beacon"
1
"pang"
2
"flickered"
3
"flicker"
4
"glinting"
5
"unspoken"
6
"weight"
66.6667%
Cliche density
Target: ≤1 cliche(s) per 800-word window
totalCliches
3
maxInWindow
2
found
0
label
"let out a breath"
count
1
1
label
"air was thick with"
count
1
2
label
"flicker of emotion"
count
1
highlights
0
"let out a breath"
1
"The air was thick with"
2
"a flicker of recognition"
100.0000%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
78
matches
(empty)
100.0000%
Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount
0
hedgeCount
9
narrationSentences
78
filterMatches
(empty)
hedgeMatches
0
"tried to"
1
"seemed to"
2
"tended to"
3
"began to"
100.0000%
Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount
3
totalSentences
100
matches
0
"found that fire"
1
"have that scar"
2
"realized that the"
100.0000%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
43
mean
47.19
std
25.39
cv
0.538
sampleLengths
0
104
1
73
2
105
3
87
4
39
5
19
6
33
7
41
8
28
9
24
10
61
11
29
12
69
13
75
14
46
15
41
16
47
17
88
18
47
19
16
20
85
21
45
22
20
23
72
24
61
25
15
26
22
27
25
28
81
29
31
30
37
31
52
32
43
33
19
34
25
35
20
36
68
37
45
38
38
39
28
40
26
41
15
42
84
100.0000%
Passive voice overuse
Target: ≤5% passive sentences
passiveCount
2
totalSentences
78
matches
0
"were lost"
1
"been replaced"
100.0000%
Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount
1
totalVerbs
223
matches
0
"was escaping"
100.0000%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
1468
adjectiveStacks
0
stackExamples
(empty)
adverbCount
36
adverbRatio
0.02452316076294278
lyAdverbCount
9
lyAdverbRatio
0.006130790190735695
100.0000%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
100
echoCount
0
echoWords
(empty)
100.0000%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
100
mean
20.29
std
12.45
cv
0.614
sampleLengths
0
28
1
27
2
33
3
16
4
21
5
35
6
17
7
11
8
18
9
13
10
30
11
20
12
13
13
12
14
22
15
28
16
25
17
18
18
21
19
19
20
28
21
5
22
11
23
30
24
14
25
14
26
14
27
10
28
14
29
17
30
30
31
23
32
6
33
10
34
59
35
30
36
15
37
30
38
13
39
33
40
22
41
19
42
18
43
29
44
14
45
74
46
47
47
16
48
15
49
70
45.0000%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
5
diversityRatio
0.26
totalSentences
100
uniqueOpeners
26
100.0000%
Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags
10
fancyCount
1
fancyTags
0
"she whispered, the words barely audible over the music (whisper)"
86.4901%