NC Bench
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Run: 2026-02-17-01KHMQJ3P4V24QWAP5C27874Y8
Run Details
Model:
Writer: Palmyra X5
Test:
Bad Writing Habits
Scenario:
Mystery: examining a crime scene
Duration:
24.2s
Cost:
$0.011008
Provider:
Amazon Bedrock
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
Rain drummed against the pavement above, a steady, muffled rhythm seeping through the cracked tiling of the abandoned tunnel. Detective Harlow Quinn stood at the edge of the chalk outline, her sharp
jaw clenched
as she surveyed the scene. Beneath the
flicker
of portable halogen lamps, the body of a man—mid-thirties, suited, ID reading “Julian Rook”—lay sprawled across the dusty concrete platform of what had once been part of the Metropolitan line. Now, it was something else entirely. Camden’s abandoned Tube station had
been repurposed
long ago, whispered about in underworld circles. Officially, it didn’t exist. But Quinn knew better. The air tasted wrong—thicker than it should be, carrying a metallic aftertaste that stung the back of her throat. And the walls… they didn’t
echo
right. Her worn leather
watch
ticked unevenly on her left wrist, the second hand stuttering at precise seven-second intervals. A junior uniform, DS Lyle, approached, clipboard in hand. “Single gunshot wound to the chest. No weapon at the scene. No signs of struggle. CCTV’s been out for years. Forensics hasn’t turned up shell casings yet, but they’re still checking.” He cleared his throat. “Looks like a clean hit. Professional.” Quinn didn’t respond immediately. She crouched beside the body, her military bearing lending precision even to the motion. The man’s hands were clean, nails unbroken. His shoes—Italian leather, scuffed at the toe—showed no sign of drag marks. Blood had pooled beneath him, dark and viscous, forming a halo against the pale gray concrete. But something made her frown. She leaned closer. The bullet entry was small, tight. Exit wound… nonexistent. “Where’s the back splash?” she asked quietly. Lyle hesitated. “Sir?” “No exit wound,” Quinn said, standing. “No fragmentation, no tissue spray behind him. A .45 at close range? That kind of velocity should’ve punched through.” She scanned the wall behind the body. It was bare, clean. “And yet nothing. No residue, no spatter. Like the bullet just… stopped.” Lyle shuffled. “Maybe it’s buried in him. Ballistics might pull it.” Quinn shook her head. Her eyes
flicked
to the man’s coat. It
was rumpled
, yes, but strangely undisturbed—no burn marks, no singeing. Close-range gunshots
tended to
leave those. And then there was the air. She closed her eyes, listening. Not just to Lyle’s breathing or the drip of water from a
fractured
pipe overhead, but to the absence. The silence here wasn’t natural. It was absorbed. Like sound was
being eaten
by the walls. She reached into her coat pocket and withdrew her phone. No signal. Not surprising. But when she pulled out her flashlight and swept it across the ceiling, she caught something she hadn’t noticed before—carvings. Faint, almost imperceptible,
etched
into the tiled surface. Circles within circles, intersecting lines, symbols that looked neither Latin nor Cyrillic, but older. “DS Lyle,” she said, voice low. “When did the call come in?” “Around 2:17 a.m. Anonymous tip. Dispatch got a garbled voice saying there was a body in Sector 7 of the old Northern Line substation.” Her
eyes narrowed
. There was no Sector 7. Not on any official map. And then she saw it. Just past the edge of the chalk outline, partially covered by a tattered newspaper, a small object glinted in the lamplight. Quinn stepped over, crouched again, and
gently
peeled the paper aside. A brass compass. Not standard issue. It was old, the casing stained with a deep patina of verdigris, the face
etched
with tiny,
intricate
sigils. The needle
wasn’t pointing
north. It
trembled
, oscillating wildly, then
suddenly
snapped to a fixed direction—due east, toward a blank stretch of wall where a sealed service door had long ago
been bricked
up. Her fingers brushed the casing. Cold. Too cold. “Never seen anything
like that,” Lyle
said, frowning. Quinn didn’t answer. Her mind was already turning, connecting patterns. Three years ago, Morris had died in an alley off Whitechapel. No weapon found. No shooter. Just a body, a single wound, and a silence so
profound
the responding officers had reported their radios flat-lined. They’d called it a malfunction. She hadn’t. And now this. She straightened, holstering the compass
carefully
into an evidence bag. “I want this sealed. No lab analysis yet. Not until I clear it.” Lyle opened his mouth to protest, but another voice cut in. “That won’t be necessary, Detective.” Quinn turned. A young woman stood at the mouth of the tunnel, silhouetted by the dim emergency lighting. She was small, with a flurry of curly red hair barely contained beneath a woolen hat. Round glasses framed intense green eyes, and a worn leather satchel hung heavily from her shoulder. She took a step forward, tucking a lock of hair behind her left ear—a nervous habit Quinn noted instantly. “Eva Kowalski,” the woman said. “Research assistant at the British Museum. I’m consulting on unusual… artifacts. This case was flagged.” Quinn’s instinct flared. “You’re not on my team.” “No,” Eva agreed. “But I know what that compass is. And I know why your forensics won’t find a bullet.” Quinn crossed her arms. “Enlighten me.” Eva approached
cautiously
. “That’s a Veil Compass. Handcrafted by a Shade artisan—rare, forbidden. It detects supernatural rifts. That needle? It’s not pointing at a door. It’s pointing at a thin place. A tear between this world and another.” Lyle snorted. “You’re joking.” Eva didn’t smile. “Julian Rook wasn’t shot, Detective. He was *erased*. Something came through. Briefly. Just long enough to take him out. The bullet never existed in our dimension—it was fired from the other side.” Quinn studied her. The woman was calm, but there was a tension in her shoulders, a wariness beneath the composure. And something else—the faint scent of old parchment and something herbal, like sage and iron. “You expect me to
believe that?” Quinn
asked. “Look at the evidence,” Eva said, pointing. “No shell casings. No exit wound. No gunpowder residue. No logical trajectory. And that silence? It’s the residual dampening effect of a closed rift. They leave an
echo
less space. Like a bubble where physics stutters.” Quinn’s gaze returned to the compass. The needle still pointed east. She stepped toward the bricked wall, running her gloved hand over the mortar. It was cracked. And behind one fissure… She pulled out her penlight and shone it in. A hairline gap. Not just in the wall. In the air. A shimmer, like heat haze over asphalt. Her breath caught. “Three years ago,” she said quietly, “my partner died in an alley. Same lack of evidence. Same silence.” Eva stepped beside her. “It happened before. Rook was an occult collector. He was trying to open a conduit. Probably bought something from the Veil Market.” Quinn stiffened. “The what?” “The underground supernatural black market. It moves every full moon. Last known location? Abandoned stations beneath Camden.” Quinn turned, her brown eyes locking onto Eva’s green ones. “And you know about this how?” Eva hesitated. “Because I’ve been tracking people like Rook. And I’ve been trying to understand what happened to the man who disappeared from that alley in Whitechapel.” The air between them thickened. Quinn didn’t lower her guard. But for the first time in years, the case—the one that had haunted her, broken her trust in evidence, in logic—felt within reach. Not solved. But seen. She looked back at the compass, then at the thin place in the wall. Something had come through. And now, so had the truth.
created_at
"2026-02-17T02:41:31.979484+00:00"
2/17/2026, 2:41:31 AM
model
"writer/palmyra-x5-20250428"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
397
moderation_latency
181
generation_time
23920
tokens_prompt
923
tokens_completion
2067
native_tokens_prompt
856
native_tokens_completion
1749
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
0.0110076
router
(null)
provider_responses
0
status
200
is_byok
false
latency
396
endpoint_id
"c684c4e7-1b77-4ca5-9516-7ecc66e2c455"
provider_name
"Amazon Bedrock"
model_permaslug
"writer/palmyra-x5-20250428"
api_type
"completions"
id
"gen-1771296067-WkVgp8nFcOjudxVJcwFH"
upstream_id
(null)
total_cost
0.0110076
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Amazon Bedrock"
Evaluation details
Result
Evaluator
Details
Meta Data
96.2963%
Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags
9
adverbTagCount
1
adverbTags
0
"she said quietly [quietly]"
68.0000%
AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount
1250
totalAiIsmAdverbs
4
found
0
adverb
"carefully"
count
1
1
adverb
"cautiously"
count
1
2
adverb
"gently"
count
1
3
adverb
"suddenly"
count
1
highlights
0
"carefully"
1
"cautiously"
2
"gently"
3
"suddenly"
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)
20.0000%
AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount
1250
totalAiIsms
10
found
0
word
"flicker"
count
1
1
word
"flicked"
count
1
2
word
"trembled"
count
1
3
word
"intricate"
count
1
4
word
"profound"
count
1
5
word
"fractured"
count
1
6
word
"jaw clenched"
count
1
7
word
"echo"
count
1
8
word
"etched"
count
2
highlights
0
"flicker"
1
"flicked"
2
"trembled"
3
"intricate"
4
"profound"
5
"fractured"
6
"jaw clenched"
7
"echo"
8
"etched"
66.6667%
Cliche density
Target: ≤1 cliche(s) per 800-word window
totalCliches
2
maxInWindow
2
found
0
label
"eyes widened/narrowed"
count
1
1
label
"jaw/fists clenched"
count
1
highlights
0
"eyes narrowed"
1
"jaw clenched"
100.0000%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
113
matches
(empty)
100.0000%
Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount
1
hedgeCount
1
narrationSentences
113
filterMatches
0
"watch"
hedgeMatches
0
"tended to"
100.0000%
Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount
2
totalSentences
134
matches
0
"like that,” Lyle"
1
"believe that?” Quinn"
100.0000%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
57
mean
21.63
std
19.7
cv
0.911
sampleLengths
0
78
1
66
2
50
3
58
4
12
5
7
6
3
7
48
8
11
9
28
10
6
11
40
12
56
13
12
14
24
15
13
16
5
17
32
18
3
19
56
20
8
21
8
22
52
23
3
24
23
25
11
26
5
27
2
28
67
29
20
30
8
31
20
32
6
33
38
34
4
35
35
36
35
37
8
38
42
39
31
40
9
41
11
42
7
43
3
44
18
45
26
46
4
47
17
48
16
49
27
100.0000%
Passive voice overuse
Target: ≤5% passive sentences
passiveCount
4
totalSentences
113
matches
0
"been repurposed"
1
"was rumpled"
2
"being eaten"
3
"been bricked"
100.0000%
Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount
1
totalVerbs
165
matches
0
"wasn’t pointing"
100.0000%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
864
adjectiveStacks
0
stackExamples
(empty)
adverbCount
34
adverbRatio
0.03935185185185185
lyAdverbCount
17
lyAdverbRatio
0.019675925925925927
100.0000%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
134
echoCount
0
echoWords
(empty)
100.0000%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
134
mean
9.2
std
8.08
cv
0.878
sampleLengths
0
19
1
20
2
33
3
6
4
14
5
4
6
4
7
19
8
3
9
4
10
18
11
9
12
35
13
6
14
4
15
14
16
7
17
12
18
16
19
5
20
3
21
6
22
2
23
1
24
7
25
2
26
1
27
6
28
26
29
4
30
12
31
2
32
9
33
4
34
7
35
11
36
6
37
6
38
5
39
19
40
5
41
3
42
8
43
10
44
2
45
2
46
20
47
8
48
14
49
6
62.4378%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
3
diversityRatio
0.3880597014925373
totalSentences
134
uniqueOpeners
52
8.3333%
Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags
9
fancyCount
6
fancyTags
0
"Quinn said, standing (say, stand)"
1
"she said, voice low (say, voice)"
2
"Lyle said, frowning (say, frown)"
3
"Eva agreed (agree)"
4
"Eva said, pointing (say, point)"
5
"she said quietly (say quietly)"
83.6314%