NC Bench
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Run: 2026-02-17-01KHMPBQEVJ93359PNJ4RJCXGA
Run Details
Model:
GPT-4o Mini (temp=0)
Test:
Bad Writing Habits
Scenario:
Thriller: chase through city streets
Duration:
28.3s
Cost:
$0.001121
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="4416" name="Detective Harlow Quinn" aliases="Quinn, Detective Quinn, Harlow" pronouns="she/her" species="Human" storyRole="Antagonist"> <eyeColor>brown</eyeColor> <hair>closely cropped salt-and-pepper</hair> <height>5'9"</height> <age>41</age> <jawline>sharp jaw</jawline> <watch>worn leather watch on her left wrist</watch> <bearing>military precision</bearing> <description>A Metropolitan Police detective with 18 years of decorated service who suspects the clique is involved in criminal activity.</description> <backstory>She lost her partner, DS Morris, during a case three years ago under unexplained circumstances that had supernatural origins she doesn't yet understand.</backstory> </character> <character id="4417" name="Tomás Herrera" aliases="Tommy, Tomás, Herrera" pronouns="he/him" species="Human" storyRole="Support"> <eyeColor>warm brown</eyeColor> <hair>short curly dark brown</hair> <height>5'10"</height> <age>29</age> <skinTone>olive skin</skinTone> <scar>scar running along his left forearm from a knife attack</scar> <medallion>Saint Christopher medallion around his neck</medallion> <birthplace>Seville, Spain</birthplace> <description>A former paramedic who provides off-the-books medical care for the clique.</description> <backstory>Born in Seville, Spain. He moved to London to work for the NHS but lost his license after administering unauthorized treatments to supernatural patients.</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> <location id="856" name="The Veil Market" aliases="Veil Market, the Market, underground market" realm="Earth"> <currentLocation>abandoned Tube station beneath Camden</currentLocation> <entryRequirement>bone token</entryRequirement> <schedule>moves locations every full moon</schedule> <description>A hidden supernatural black market that sells enchanted goods, banned alchemical substances, and information.</description> </location> </codex> Write a fully fleshed out scene of at least 1000 words in the thriller genre. A detective is pursuing a suspect through rain-soaked city streets at night. The chase takes them from the street level down into an underground market. The detective must decide whether to follow the suspect into unfamiliar and potentially dangerous territory. 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 rain fell in relentless sheets, drumming against the pavement and pooling in the gutters, where it swirled with the remnants of the day’s grime. Detective Harlow Quinn’s breath came in sharp bursts, each exhale mingling with the cool, damp air as she sprinted after the shadowy figure ahead of her. The neon glow of the city
flickered
like a heartbeat, casting erratic light across the slick streets of Soho. “Stop!” she shouted, her voice cutting through the night, but the figure only quickened its pace, darting around a corner. Quinn’s heart raced, not just from the exertion but from the thrill of the chase. She had been on the trail of this suspect for weeks, piecing together a puzzle that
seemed to
shift with e
very
lead. Tonight, she was close—too close to let this one slip away. The figure slipped into an alley, and Quinn followed, her boots splashing through puddles, the cold water soaking through her socks. She could see the
glint
of something metallic in the suspect’s hand, a knife perhaps, and her instincts screamed at her to be cautious. But caution had never been her strong suit, not since the day she lost DS Morris. The memory of his laughter, the way he had always been the one to rein her in,
flickered
in her mind like a dying ember. She pushed it aside, focusing on the chase. The alley opened up into a wider street, and Quinn skidded to a halt, scanning the area. The figure had vanished, swallowed by the shadows. She cursed under her breath, her sharp jaw tightening as she surveyed the surroundings. The rain continued to pour, and the distant sound of laughter and clinking glasses drifted from a nearby bar—the Raven’s Nest. Quinn hesitated, her instincts battling against the need for caution. The Nest was known for its clientele, a mix of the mundane and the supernatural, a place where secrets were traded like currency. She had been there before, but tonight, it felt different.
The air was thick with
tension, and she could almost taste the danger lurking just beneath the surface. She took a step toward the bar, her worn leather
watch
digging into her wrist as she pushed the door open. The familiar scent of aged wood and spilled drinks enveloped her, and the low hum of conversation faded as she entered. The walls
were adorned
with old maps and black-and-white photographs, each telling a story of a time long past. Quinn’s eyes darted around the room, searching for any sign of her quarry. “Detective Quinn,” a voice called from the far end of the bar. It was Silas, the owner, leaning against the counter with a knowing smile. His dark hair fell in waves around his face, and his eyes sparkled with mischief. “What brings you here on a night like this?” “Have you seen anyone suspicious come through?” she asked, her tone clipped. She didn’t have time for pleasantries. Silas raised an eyebrow, his expression shifting to one of concern. “Depends on your definition of suspicious. You know this place attracts all sorts.” Quinn leaned closer, lowering her voice. “I’m after a suspect. He was just here, and I think he might have gone underground.” “Ah, the Veil Market,” Silas said, his voice dropping to a whisper. “You’ll need a bone token to get in. It’s not a place for the faint of heart.” “Where do I find one?” she pressed, her impatience bubbling to the surface. Silas hesitated, glancing around the bar as if weighing the consequences of his next words. “You might want to think twice, Quinn. The Market is dangerous. You could lose more than just your badge down there.” Quinn’s
jaw clenched
. “I’m not losing this lead. Not again.” With a resigned sigh, Silas reached beneath the bar and produced a small, intricately carved token. It glimmered in the dim light, a bone-like substance that felt cool against her palm. “Take it. Just remember, once you’re in, you’re on your own.” “Thanks,” she said, tucking the token into her pocket. She turned to leave, but Silas called after her. “Be careful, Quinn. The Market has a way of revealing truths you might not be ready to face.” She shot him a look over her shoulder, her determination hardening. “I’ve faced worse.” The rain had lessened to a drizzle as she stepped back into the night, the streets
glistening
under the neon lights. Quinn made her way to the entrance of the abandoned Tube station beneath Camden, the air thick with
anticipation
. The entrance
was unmarked
, a mere shadow against the backdrop of the city, but she could feel the pulse of something alive beneath the surface. She approached the entrance, her heart pounding in her chest. The token felt heavy in her pocket, a reminder of the risks she was about to take. With a deep breath, she stepped forward, the darkness swallowing her whole as she descended into the depths below. The underground market was a labyrinth of stalls and flickering lights, the air thick with the scent of incense and something metallic. Shadows flitted between the vendors, their voices a
cacophony
of haggling and whispered secrets. Quinn’s senses heightened, e
very
instinct on alert as she
navigated
the narrow pathways, her eyes scanning for any sign of her suspect. “Looking for something, love?” a vendor called, his voice smooth and inviting. He leaned against a stall filled with shimmering trinkets, his eyes
glint
ing with mischief. “Just passing through,” Quinn replied curtly, her gaze fixed ahead. She couldn’t afford distractions. As she moved deeper into the market, the atmosphere shifted. The laughter and chatter faded, replaced by an undercurrent of tension. Quinn felt the
weight
of unseen eyes upon her, the sense that she
was being
watch
ed. She pressed on, her determination
unwavering
. Then, she spotted him—a figure slipping between the stalls, the same silhouette she had chased through the rain-soaked streets. Her heart raced as she pushed through the crowd, her focus narrowing. “Stop!” she shouted again, but the figure was already disappearing into the shadows. Quinn quickened her pace, weaving through the throng of supernatural beings and their wares. She could hear the whispers, the murmurs of warnings and intrigue, but she couldn’t afford to listen. Not now. The figure turned a corner, and Quinn followed, her breath coming in ragged gasps. She rounded the bend and skidded to a halt. The alley opened up into a dimly lit space, the walls lined with strange artifacts and glowing potions. The figure stood at the far end, backlit by a flickering lantern, and for a moment, Quinn hesitated. This was unfamiliar territory, a world where the rules were different, where danger lurked in e
very
shadow. But she couldn’t turn back—not now. Not when she was so close. “Who are you?” she demanded, her voice steady despite the uncertainty gnawing at her gut. The figure turned
slowly
, revealing a face she recognized from the files—someone connected to the
very
criminal activity she had been investigating. A smirk played on their lips, and Quinn felt a chill run down her spine. “Detective Quinn,” they said, their voice dripping with mockery. “You
really
shouldn’t have come here.” Quinn’s heart raced, adrenaline surging through her veins. She had crossed a threshold, stepping into a world where the rules of her reality no longer applied. But she was a detective, and she wouldn’t back down. Not now. Not ever. “Tell me what you know,” she demanded, her voice low and fierce. The figure laughed, a sound that
echoed
through the underground market, and Quinn felt the
weight
of the darkness closing in around her. She had entered a realm of secrets, and she
was determined
to uncover the truth, no matter the cost.
Evaluation details
Result
Evaluator
Details
Meta Data
100.0000%
Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags
12
adverbTagCount
1
adverbTags
0
"Quinn replied curtly, her gaze fixed ahead [curtly]"
77.0291%
AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount
1306
totalAiIsmAdverbs
3
found
0
adverb
"slowly"
count
1
1
adverb
"really"
count
1
2
adverb
"very"
count
1
highlights
0
"slowly"
1
"really"
2
"very"
100.0000%
AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions
(empty)
found
(empty)
100.0000%
AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions
(empty)
found
(empty)
0.4594%
AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount
1306
totalAiIsms
13
found
0
word
"cacophony"
count
1
1
word
"flickered"
count
2
2
word
"glistening"
count
1
3
word
"glint"
count
1
4
word
"glinting"
count
1
5
word
"unwavering"
count
1
6
word
"anticipation"
count
1
7
word
"jaw clenched"
count
1
8
word
"weight"
count
2
9
word
"echoed"
count
1
10
word
"navigated"
count
1
highlights
0
"cacophony"
1
"flickered"
2
"glistening"
3
"glint"
4
"glinting"
5
"unwavering"
6
"anticipation"
7
"jaw clenched"
8
"weight"
9
"echoed"
10
"navigated"
66.6667%
Cliche density
Target: ≤1 cliche(s) per 800-word window
totalCliches
2
maxInWindow
2
found
0
label
"jaw/fists clenched"
count
1
1
label
"air was thick with"
count
1
highlights
0
"jaw clenched"
1
"The air was thick with"
100.0000%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
82
matches
(empty)
100.0000%
Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount
1
hedgeCount
1
narrationSentences
82
filterMatches
0
"watch"
hedgeMatches
0
"seemed to"
100.0000%
Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount
0
totalSentences
92
matches
(empty)
100.0000%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
34
mean
38.18
std
21.35
cv
0.559
sampleLengths
0
70
1
68
2
94
3
60
4
61
5
74
6
49
7
18
8
24
9
22
10
29
11
13
12
36
13
10
14
42
15
18
16
18
17
14
18
65
19
46
20
58
21
26
22
14
23
43
24
44
25
33
26
59
27
29
28
15
29
37
30
15
31
40
32
12
33
42
100.0000%
Passive voice overuse
Target: ≤5% passive sentences
passiveCount
4
totalSentences
82
matches
0
"was known were traded"
1
"were adorned"
2
"was unmarked"
3
"was determined"
100.0000%
Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount
1
totalVerbs
193
matches
0
"was being"
100.0000%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
1147
adjectiveStacks
0
stackExamples
(empty)
adverbCount
28
adverbRatio
0.024411508282476024
lyAdverbCount
5
lyAdverbRatio
0.004359197907585004
100.0000%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
92
echoCount
0
echoWords
(empty)
100.0000%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
92
mean
14.11
std
5.95
cv
0.422
sampleLengths
0
25
1
26
2
19
3
20
4
15
5
22
6
11
7
21
8
24
9
16
10
25
11
8
12
17
13
8
14
14
15
21
16
10
17
23
18
10
19
18
20
21
21
21
22
19
23
13
24
12
25
13
26
15
27
9
28
12
29
6
30
11
31
13
32
6
33
16
34
12
35
17
36
13
37
15
38
21
39
3
40
7
41
16
42
15
43
11
44
9
45
9
46
18
47
11
48
3
49
21
55.4348%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
4
diversityRatio
0.358695652173913
totalSentences
92
uniqueOpeners
33
0.0000%
Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags
12
fancyCount
9
fancyTags
0
"shouted (shout)"
1
"Silas said, his voice dropping to a whisper (say, drop)"
2
"pressed (pressed)"
3
"she said, tucking the token into her pocket (say, tuck)"
4
"Quinn replied curtly, her gaze fixed ahead (reply curtly, fix)"
5
"shouted (shout)"
6
"demanded (demand)"
7
"they said, their voice dripping with mockery (say, drip)"
8
"she demanded, her voice low and fierce (demand)"
82.3288%