NC Bench
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Run: 2026-02-17-01KHMR32311M2002WXZ9902BPX
Run Details
Model:
Qwen 3.5 Plus (2026-02-15)
Test:
Bad Writing Habits
Scenario:
Thriller: chase through city streets
Duration:
20.6s
Cost:
$0.004707
Provider:
Alibaba
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
Rain hammered against the pavement, a relentless, drumming assault that turned London's soot into a slick, black mirror. Detective Harlow Quinn didn't feel the cold biting through her coat; she only felt the burn in her lungs and the rhythmic thud of her boots against the wet concrete. Eighteen years on the force had taught her that pain was just data, a signal to push harder or pull back. Tonight, she pushed. Ahead, the figure of Tomás Herrera scrambled over a chain-link fence, his movements fluid despite the slick conditions. He slipped, his hand grazing the rusted metal, but recovered with a grace that spoke of survival instincts honed far beyond the NHS training he'd once possessed. Quinn vaulted the fence a second later, her military precision cutting through the chaos of the chase. She landed hard, the impact jarring her knees, but she didn't break stride. Her closely cropped salt-and-pepper hair
was plastered
to her skull, water streaming down the sharp line of her jaw. "Herrera!" she shouted, her voice raw against the roar of the city. "Stop! You can't run forever!" He didn't look back. Tomás darted into an alleyway choked with overflowing bins and shadows, heading toward the boarded-up entrance of an abandoned Tube station beneath Camden. The area was a graveyard of urban decay, forgotten by the council and reclaimed by graffiti artists and rats. But Quinn knew better. She had seen the reports, the whispers in the precinct about things that didn't fit the standard crime statistics. She had lost DS Morris to one of those unsolvable anomalies three years ago, a gap in her memory that festered like an open wound. She
wasn't letting
another suspect vanish into the dark. Tomás reached the heavy iron doors of the station. They
were chained
shut, or at least they
appeared to
be. He didn't fumble for a key. Instead, he reached into his pocket, his fingers brushing the Saint Christopher medallion hidden beneath his shirt before pulling out a small, pale object. Even from twenty feet away, through the curtain of rain, Quinn recognized the texture. Bone. Carved. A token. He pressed the bone token against a specific spot on the rusted doorframe, near a faded poster advertising a concert from two decades ago. The iron groaned, a sound like a dying animal, and the chains fell away as if severed by an invisible blade. The doors swung inward, revealing not the pitch black of a derelict tunnel, but a wash of unnatural, flickering light. Quinn skidded to a halt ten feet from the threshold. The air shifting from the alley smelled different here. The stench of wet garbage and diesel
was replaced
by something acrid and sweet, like burning sage mixed with ozone and old blood. Tomás paused on the top step, looking back. His warm brown eyes locked onto hers, wide with a mixture of fear and warning. The scar running along his left forearm, a souvenir from a knife attack she'd read about in his file, stood out white against his olive skin in the strange luminescence. "Don't," Tomás said, his voice barely audible over the rain. "Quinn, please. You don't know what's down there. This isn't your jurisdiction." "Everything in this city is my jurisdiction," she snapped, drawing her service weapon. The
weight
of the gun in her hand was familiar, a grounding anchor in a world that felt increasingly unmoored. "Come out with your hands up, Herrera. Last warning." "It's the Veil Market," he said, stepping backward into the glow. "Once you cross, the rules change. The things down there... they don't answer to the Metropolitan Police." "I answer to the truth," Quinn said, tightening her grip on the pistol. "And you're going to tell me what you know about the supernaturals operating in Soho. You're going to tell me about the clique." Tomás shook his head, a tragic expression softening his features. "I'm trying to keep people alive, Detective. Not everyone down there is a criminal. Some are just trying to survive." He turned and vanished into the light. Quinn stood at the precipice. The rain soaked through her trousers, chilling her to the bone. Her left wrist felt heavy, the worn leather of her
watch
digging
slightly
into her skin as she checked the time. Midnight. The full moon was due tomorrow night, though the market seemed active now. The codex of her mind, built on eighteen years of procedure and logic, screamed at her to call for backup, to secure the perimeter, to wait for daylight and a tactical team. But backup meant questions. Questions meant paperwork. Paperwork meant the file on DS Morris would be pulled out, dusted off, and picked apart by Internal Affairs who would ask why she
was chasing
a former paramedic into an abandoned tube station based on a hunch about magic. They would call it obsession. They would say she
was cracked
, just like the rumors suggested. She thought of Morris, of the empty chair in the briefing room that no one had officially reassigned. She thought of the look in his eyes the last time she saw him, a confusion that mirrored her own now. If she walked away, the thread snapped. Tomás Herrera was the closest link she had to the underworld that had swallowed her partner. With a sharp exhale that misted in the cold air, Quinn made her choice. She holstered her weapon but kept her hand near the grip. She stepped off the curb and onto the first concrete stair. The transition was instantaneous. One moment, the roar of London traffic and the drumming rain filled her ears; the next, a hushed, chaotic murmur replaced it. The temperature spiked, dry and humid. The smell of ozone intensified, mingling with the scent of roasted meats and exotic spices. She descended into the Veil Market. The abandoned platform had
been transformed
. Stalls constructed from driftwood, scrap metal, and shimmering fabrics lined the tracks. Lanterns fueled by blue and violet flames hung from the vaulted ceiling, casting long,
dancing
shadows against the tiled walls. Creatures she had only seen in distorted security footage or dismissed as trick of the light moved among the crowd. A woman with skin like polished obsidian haggled over a jar of glowing insects. A man whose reflection didn't match his movements sold bundles of dried herbs that
seemed to
writhe in their packaging. Quinn moved through the crowd, her bearing rigid, her eyes scanning for Tomás. She felt exposed, a human shark swimming in a tank of piranhas. Several heads turned as she passed. Eyes of gold, silver, and void-black tracked her progress. Whispers rippled through the market, a language that sounded like wind through dry leaves. She spotted Tomás near a stall draped in heavy
velvet
curtains. He
was speaking
urgently with a vendor who
appeared to
be made entirely of shifting smoke. Quinn pushed forward, shoving past a towering figure clad in armor made of beetle carapace. "Herrera!" she called out, her voice cutting through the alien din. The crowd parted
slightly
, not out of respect, but out of a predatory curiosity. Tomás spun around, his face pale. He grabbed her arm, his grip surprisingly strong. "You shouldn't be here," he hissed, pulling her toward the shadows of a support pillar. "They can smell the badge on you. They can smell the iron in your blood." "I'm not leaving without answers," Quinn said, shrugging him off. She scanned the market, her detective's brain trying to categorize the impossible. Enchanted goods. Banned alchemical substances. Information brokers selling secrets that could topple governments. This was the source. This was where the clique got their tools. "If you stay," Tomás warned, his warm brown eyes intense, "you become part of the market. And the market takes payment in ways you can't imagine." Quinn looked at the bone token still clutched in Tomás's hand, then back at the labyrinth of stalls stretching into the darkness of the tunnel. She thought of the three years of silence regarding Morris, the gnawing suspicion that the official story was a lie constructed to keep the public calm. "I've been paying for this case for three years, Tomás," she said, her voice low and steady. "I'm not stopping now." She adjusted her coat, checking the position of her
watch
one last time, and stepped out from behind the pillar, moving deeper into the throng of the supernatural. The hunt was no longer just about catching a suspect; it was about surviving a world that refused to acknowledge its own existence.
created_at
"2026-02-17T02:50:44.111527+00:00"
2/17/2026, 2:50:44 AM
model
"qwen/qwen3.5-plus-20260216"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
723
moderation_latency
(null)
generation_time
20592
tokens_prompt
914
tokens_completion
2167
native_tokens_prompt
872
native_tokens_completion
1816
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
0.0047072
router
(null)
provider_responses
0
id
"chatcmpl-723f8c3e-d525-9c7f-84d7-4dbd9afdaaf5"
status
200
is_byok
false
latency
723
endpoint_id
"71e0f6c3-7815-4734-92d3-8a04f3b0ca91"
provider_name
"Alibaba"
model_permaslug
"qwen/qwen3.5-plus-20260216"
api_type
"completions"
id
"gen-1771296622-j1uF6kOozojzYnEXt507"
upstream_id
"chatcmpl-723f8c3e-d525-9c7f-84d7-4dbd9afdaaf5"
total_cost
0.0047072
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Alibaba"
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
"Tomás said, his voice barely audible over the rain [barely]"
1
"he said, stepping backward into the glow [backward]"
86.0530%
AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount
1434
totalAiIsmAdverbs
2
found
0
adverb
"slightly"
count
2
highlights
0
"slightly"
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)
79.0795%
AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount
1434
totalAiIsms
3
found
0
word
"velvet"
count
1
1
word
"weight"
count
1
2
word
"dancing"
count
1
highlights
0
"velvet"
1
"weight"
2
"dancing"
100.0000%
Cliche density
Target: ≤1 cliche(s) per 800-word window
totalCliches
0
maxInWindow
0
found
(empty)
highlights
(empty)
100.0000%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
96
matches
(empty)
100.0000%
Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount
2
hedgeCount
3
narrationSentences
96
filterMatches
0
"watch"
hedgeMatches
0
"appeared to"
1
"seemed to"
100.0000%
Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount
0
totalSentences
104
matches
(empty)
100.0000%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
31
mean
46.1
std
25.06
cv
0.544
sampleLengths
0
72
1
94
2
17
3
103
4
68
5
65
6
42
7
53
8
22
9
42
10
28
11
36
12
30
13
7
14
83
15
63
16
62
17
36
18
47
19
6
20
92
21
54
22
42
23
11
24
28
25
30
26
47
27
26
28
51
29
21
30
51
98.6111%
Passive voice overuse
Target: ≤5% passive sentences
passiveCount
5
totalSentences
96
matches
0
"was plastered"
1
"were chained"
2
"was replaced"
3
"was cracked"
4
"been transformed"
100.0000%
Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount
3
totalVerbs
212
matches
0
"wasn't letting"
1
"was chasing"
2
"was speaking"
100.0000%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
1272
adjectiveStacks
0
stackExamples
(empty)
adverbCount
30
adverbRatio
0.02358490566037736
lyAdverbCount
11
lyAdverbRatio
0.008647798742138365
100.0000%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
104
echoCount
0
echoWords
(empty)
100.0000%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
104
mean
13.74
std
7.89
cv
0.574
sampleLengths
0
18
1
30
2
21
3
3
4
18
5
27
6
17
7
13
8
19
9
12
10
5
11
4
12
23
13
19
14
4
15
19
16
25
17
9
18
9
19
11
20
6
21
24
22
14
23
1
24
1
25
2
26
24
27
21
28
20
29
10
30
9
31
23
32
8
33
15
34
30
35
10
36
12
37
13
38
20
39
9
40
11
41
17
42
13
43
23
44
10
45
20
46
7
47
5
48
11
49
21
60.5769%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
12
diversityRatio
0.4326923076923077
totalSentences
104
uniqueOpeners
45
0.0000%
Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags
10
fancyCount
7
fancyTags
0
"shouted (shout)"
1
"she snapped, drawing her service weapon (snap, draw)"
2
"he said, stepping backward into the glow (say, step backward)"
3
"Quinn said, tightening her grip on the pistol (say, tighten)"
4
"he hissed, pulling her toward the shadows of a support pillar (hiss, pull)"
5
"Quinn said, shrugging him off (say, shrug)"
6
"Tomás warned, his warm brown eyes intense (warn)"
87.7051%