NC Bench
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Run: 2026-02-17-01KHMQRAHNKSW0MKG5FG698WSA
Run Details
Model:
Z.AI GLM 5
Test:
Bad Writing Habits
Scenario:
Mystery: examining a crime scene
Duration:
48.0s
Cost:
$0.006804
Provider:
SiliconFlow
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="4414" name="Eva Kowalski" aliases="Eva, Evie" pronouns="she/her" species="Human" storyRole="Best Friend"> <eyeColor>green</eyeColor> <hair>curly red</hair> <height>5'4"</height> <age>26</age> <glasses>round glasses</glasses> <satchel>worn leather satchel full of books</satchel> <freckles>freckled complexion</freckles> <nervousHabit>tucking hair behind her left ear</nervousHabit> <description>Aurora's childhood friend and an occult researcher.</description> <backstory>Moved to London two years before Aurora and works as a research assistant at the British Museum's restricted archives. She holds a master's degree in Ancient History from Oxford.</backstory> </character> <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> <item id="2004" name="Veil Compass" aliases="the Compass, shadow compass" type="Tool" origin="The Veil Market"> <casingMaterial>small brass compass</casingMaterial> <faceMarkings>face etched with protective sigils</faceMarkings> <needle>points toward the nearest supernatural rift or portal</needle> <patina>casing has a patina of verdigris</patina> <creator>crafted by a Shade artisan</creator> <description>A compass attuned to supernatural energy.</description> </item> </codex> Write a fully fleshed out scene of at least 1000 words in the mystery genre. A detective arrives at a crime scene in an unusual location. Something is wrong — the evidence doesn't add up. A colleague is present, offering a different interpretation. Through careful observation and deduction, the detective begins to see what others have missed. 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 abandoned Tube station smelled of wet concrete and something else—something copper-sweet that Harlow Quinn had learned to associate with bad days. She stepped over the police tape, her worn leather
watch
catching the glare of the temporary work lights as she ducked beneath the yellow plastic. Uniforms milled about the platform, their breath clouding in the underground chill. Someone had brought in portable heaters, but they fought a losing battle against the damp that seeped from the tiled walls. "Detective Quinn." DC Miller materialized at her elbow, too close, always too eager. Twenty-eight and green as spring grass, he still treated e
very
crime scene like an episode he
was auditioning
for. "Thanks for coming down. I know it's late notice, but the skipper thought you'd want to see this one personally." Quinn's sharp jaw tightened. The skipper thought right, but she wasn't about to give Miller the satisfaction. "Walk me through it." "Right, yes." He gestured toward the eastern end of the platform where the tunnel mouth gaped like a wound. "Body was found approximately four hours ago by a team from Transport for London. They were doing a structural assessment on the old Camden tunnels—this station's been decommissioned since the thirties. Worker spotted the vic just past the platform edge, about twenty meters into the tunnel." Quinn was already moving, her shoes clicking against the grimy tiles. Military precision in e
very
step, even after eighteen years on the force. She noted the faded advertisements on the walls—Players Please, a woman in Victory Rolls smiling down at them like a ghost from another era. "Who's the victim?" "Male, mid-thirties. No ID on the body, but we ran his prints." Miller hurried to keep pace. "One Sebastian Crane. Small-time fence, mostly dealt in stolen electronics. A few priors for receiving stolen goods, nothing violent." "And the cause of death?" Miller's pace faltered
slightly
. "That's... where things get interesting." Quinn stopped at the platform edge. The tunnel beyond swallowed the work lights whole, but she could make out the forensic team huddled around something in the darkness. "Define interesting, Miller." "See for yourself, Detective." She stepped down onto the tracks, feeling the grit of decades beneath her soles. The forensic technicians parted as she approached, their faces wearing that particular expression she'd come to recognize—the one that said they'd seen something that didn't fit neatly into their reports. The body lay on its back between the rusted rails, arms spread wide as if embracing the darkness above. Quinn crouched beside it, studying the face frozen in its final expression. Not fear, she noted. Something closer to surprise, perhaps. The man had been handsome once, in a rough way, but the last few hours had stripped that away. "No visible wounds," Miller said from behind her. "No ligature marks, no defensive injuries. tox screen's pending, but the preliminary exam shows no signs of overdose—no needle tracks, no residue around the nose or mouth. It's like his heart just... stopped." Quinn leaned closer, her brown eyes cataloging details. The victim's clothes were damp but intact—a decent jacket, good boots. Not the wardrobe of a man who'd been living rough. His hands were clean, the nails trimmed. She noticed something
glinting
at his wrist and reached out with a gloved hand to turn it toward the light. A
watch
. Expensive. Still ticking. "Robbery wasn't the motive," she murmured. "He's got a
watch
worth two grand minimum, a gold ring, cash in his wallet." "We've been working on the assumption that he was meeting someone down here. Maybe a deal gone wrong. The location's remote enough for an exchange—drug trade, maybe, or something from his fencing operation." Quinn sat back on her heels, her salt-and-pepper hair casting shadows across her face in the harsh work lights. "His fencing operation dealt in televisions and laptops, Miller. Not exactly the kind of merchandise you need to meet about in an abandoned Tube station at—" she checked her
watch
"—two in the morning." "Maybe he was branching out." She didn't respond. Her attention had shifted to the victim's right hand, curled
loosely
at his side. Something
was tucked
between his fingers, so small she'd nearly missed it. She leaned in, tilting her head to catch the light. It was a slip of paper, rolled tight as a cigarette. Using her pen, she
carefully
teased it free and flattened it against the rail beside the body. A symbol. Hand-drawn in what looked like charcoal, though it smudged differently—darker, denser. The design was angular, almost geometric, but with curves that
seemed to
shift the longer she looked at it. Three intersecting arcs surrounding a central point. "Bag this," she said, straightening. "And get me e
very
thing we have on symbols, cults, anything like this in the database." Miller peered at the paper before the tech slid it into an evidence bag. "You think it's cult-related? In Camden?" "I think someone drew a symbol on a piece of paper and tucked it into a dead man's hand, Miller. I don't know what it means yet." She turned away, scanning the tunnel. The darkness pressed in from both directions now, the work lights creating a small island of visibility. She walked a slow circle around the body, her mind working through what she knew. A fence meeting someone in an abandoned station. No signs of violence. A symbol she didn't recognize. And something else—something that prickled at the back of her neck, a sensation she'd learned to trust over three
very
long years. "What's through there?" She pointed toward a service door set into the tunnel wall, partially hidden by decades of accumulated grime. Miller blinked. "That's just a maintenance access, I think. Goes to the old ventilation shafts." "Has anyone checked it?" "I don't—Sarge!" He waved over one of the uniforms. "Can we
get that door
examined? The Detective wants to know if it's been accessed recently." Quinn was already moving toward it, her attention caught by something on the ground near the door's base. She crouched again, tilting her torch to illuminate the concrete. Dust. Disturbed dust, in a pattern that suggested footprints—but not the boots of the forensic team. These were older, partially covered by the fresh prints. Someone had stood here for a long time, their
weight
shifting from foot to foot. And beside the prints, nearly invisible against the dark concrete, was a small brass disc. She picked it up
carefully
, turning it in her gloved palm. A compass, its casing worn with age, a patina of verdigris coating the brass. The face
was etched
with markings she didn't immediately recognize—sigils of some kind, protective or otherwise. The needle spun
lazily
, pointing toward— Quinn frowned. The needle
was pointing
directly at the maintenance door. "Found something?" Miller had followed her, his tone shifting to one of genuine interest. "Maybe." She held up the compass. "Evidence bag." "What is it?" "A compass. But not a standard one." She
watch
ed the needle as she turned, noting how it adjusted, always returning to the same direction. "It's pointing at something." "Probably just broken. Needles go haywire near electrical lines, and there's old wiring e
very
where down here." Quinn turned to face him, her sharp gaze catching the torchlight. "The electrical lines haven't been live in decades, Miller. This station's been decommissioned since before you were born." "I just mean—" "I know what you mean." She handed the compass to a waiting technician. "But this isn't electrical interference. Look at the face. Someone
etched
these markings
deliberately
. This was made for a purpose." Miller studied the compass in the bag, his expression shifting from skepticism to something more uncertain. "You think it's connected to the victim?" "I think Sebastian Crane was a small-time fence who somehow ended up in an abandoned Tube station in the middle of the night with a specialized compass in his pocket and a symbol clutched in his dead hand. And I think whoever he was meeting wanted something from him—something worth killing for without leaving a mark." "That's impossible, though. No weapon, no poison—" "Nothing is impossible, Miller. Just improbable." She turned back toward the body, her mind working through the puzzle. "I knew someone once who would have understood this. Someone who saw things the rest of us miss." She didn't elaborate. She never talked about Morris, not to junior detectives who wouldn't understand the
weight
of losing a partner to something you couldn't explain, couldn't prove, couldn't even articulate without sounding mad. But she could feel it now—that same prickle at the base of her skull, the same sense that there were layers to this scene she wasn't yet equipped to see. The compass pointed at the door. The symbol pointed at something else entirely. And somewhere in the spaces between, the truth
was waiting
. "Get the door open," she said. "And Miller? Call the archives at the British Museum. I want to know if anyone there
recognizes that symbol
." "The British Museum? Detective, with respect, this is a homicide investigation, not an archaeological dig." Quinn turned to face the darkness of the tunnel, her reflection ghosting in the tile work across the way. "It's both, Miller. It's both."
created_at
"2026-02-17T02:45:19.604247+00:00"
2/17/2026, 2:45:19 AM
model
"z-ai/glm-5-20260211"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
5454
moderation_latency
(null)
generation_time
47850
tokens_prompt
923
tokens_completion
3165
native_tokens_prompt
842
native_tokens_completion
2569
native_tokens_completion_images
(null)
native_tokens_reasoning
575
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
0.00680355
router
(null)
provider_responses
0
id
"019c697c3b23f1ed41cae890ca6ce6be"
status
200
is_byok
false
latency
5454
endpoint_id
"c173ea30-3dc0-4957-850e-f2df8c031f10"
provider_name
"SiliconFlow"
model_permaslug
"z-ai/glm-5-20260211"
api_type
"completions"
id
"gen-1771296270-tKRAFDSoolB7qe09lXOK"
upstream_id
"019c697c3b23f1ed41cae890ca6ce6be"
total_cost
0.00680355
cache_discount
(null)
upstream_inference_cost
0
provider_name
"SiliconFlow"
Evaluation details
Result
Evaluator
Details
Meta Data
100.0000%
Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags
4
adverbTagCount
0
adverbTags
(empty)
55.0417%
AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount
1557
totalAiIsmAdverbs
7
found
0
adverb
"carefully"
count
2
1
adverb
"deliberately"
count
1
2
adverb
"lazily"
count
1
3
adverb
"loosely"
count
1
4
adverb
"slightly"
count
1
5
adverb
"very"
count
1
highlights
0
"carefully"
1
"deliberately"
2
"lazily"
3
"loosely"
4
"slightly"
5
"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)
67.8870%
AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount
1557
totalAiIsms
5
found
0
word
"glinting"
count
1
1
word
"weight"
count
2
2
word
"etched"
count
2
highlights
0
"glinting"
1
"weight"
2
"etched"
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
85
matches
(empty)
100.0000%
Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount
2
hedgeCount
1
narrationSentences
85
filterMatches
0
"watch"
hedgeMatches
0
"seemed to"
100.0000%
Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount
2
totalSentences
118
matches
0
"get that door"
1
"recognizes that symbol"
100.0000%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
55
mean
27.87
std
17.02
cv
0.61
sampleLengths
0
22
1
58
2
52
3
21
4
65
5
47
6
3
7
36
8
5
9
9
10
31
11
4
12
44
13
59
14
41
15
56
16
5
17
21
18
33
19
53
20
5
21
39
22
28
23
39
24
20
25
20
26
27
27
38
28
39
29
21
30
15
31
4
32
25
33
28
34
40
35
15
36
47
37
11
38
14
39
8
40
3
41
28
42
16
43
29
44
3
45
33
46
23
47
56
48
7
49
36
100.0000%
Passive voice overuse
Target: ≤5% passive sentences
passiveCount
2
totalSentences
85
matches
0
"was tucked"
1
"was etched"
100.0000%
Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount
3
totalVerbs
173
matches
0
"was auditioning"
1
"was pointing"
2
"was waiting"
100.0000%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
993
adjectiveStacks
0
stackExamples
(empty)
adverbCount
39
adverbRatio
0.03927492447129909
lyAdverbCount
14
lyAdverbRatio
0.014098690835850957
100.0000%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
118
echoCount
0
echoWords
(empty)
100.0000%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
118
mean
12.99
std
9.29
cv
0.715
sampleLengths
0
22
1
25
2
12
3
21
4
13
5
19
6
20
7
4
8
13
9
4
10
19
11
46
12
11
13
12
14
24
15
3
16
17
17
19
18
5
19
4
20
5
21
6
22
22
23
3
24
4
25
14
26
30
27
19
28
12
29
4
30
5
31
19
32
8
33
33
34
8
35
11
36
10
37
7
38
20
39
2
40
1
41
2
42
6
43
15
44
33
45
19
46
34
47
5
48
3
49
14
66.9492%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
6
diversityRatio
0.4322033898305085
totalSentences
118
uniqueOpeners
51
50.0000%
Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags
4
fancyCount
2
fancyTags
0
"she murmured (murmur)"
1
"she said, straightening (say, straighten)"
90.5811%