Run: 2026-07-01-01KWE8SST2NHYGE54P6RZWZGN1

Run Details

Duration:
40.6s
Cost:
$0.027718
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="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

AI
Rain came down in sheets over Camden, turning the pavement into a black mirror that shattered under Quinn's boots. She'd been running for six minutes—she counted these things, always had, ever since Sandhurst drilled the habit into her before she'd ever pinned on a badge—and her lungs burned with the effort of matching a man half her age. He was fast. Faster than any smuggler had a right to be, cutting through the market stalls on Chalk Farm Road with a fluid economy of motion that made her think, not for the first time this week, that something about this case didn't add up the way cases were supposed to. "Police! Stop!" Her voice cracked against the downpour, useless. He didn't even look back. She'd clocked him three hours ago at the Raven's Nest, sitting in the corner booth beneath a yellowed map of the Thames estuary, trading something small and pale across the table to a woman Quinn didn't recognize. Bone, she'd thought at the time, though that made no sense. When she'd flashed her warrant card he'd bolted through the kitchen, knocking over a stack of pans, and she'd gone after him without thinking, the way she always did, the way that had gotten Morris killed three years ago on a wet night not so different from this one. She pushed the thought down. There was no room for Morris here, not now, not with her quarry sixty feet ahead and gaining distance with every stride. He cut left down Hartland Road, past the shuttered fronts of the market stalls, tarpaulins snapping in the wind like gunshots. Quinn followed, her leather watch slick against her wrist, water running down the collar of her coat and pooling cold at the small of her back. Her chest ached. Eighteen years on the force and she still ran like she meant it, still believed that if she just closed the gap she could end whatever this was before it started. The man veered toward a chained gate marking the entrance to a disused Tube station, one of the old ghost stops that Camden Council had never gotten around to demolishing. She'd read about it once, in a file nobody else in her unit wanted to touch: closed in the sixties, sealed for structural reasons that were never made public. The gate hung open now, chain cut clean through, rust bleeding down the bars in rivulets. He went through it like he'd done it a thousand times. Quinn slowed at the threshold, breath sawing, hand instinctively going to the baton at her hip. The darkness beyond the gate had a texture to it that unsettled her, thick and close, swallowing the orange wash of the streetlight before it could reach more than a few feet inside. Somewhere below she heard footsteps on iron stairs, receding, unhurried now, as if he knew she wouldn't follow. She should call it in. Radio "the Nest": that was the shorthand she and half of Vice used for anything connected to Silas' bar and the strange little world that orbited it, because none of them had a better word for the things they'd started seeing since the Sinclair case went sideways. Backup would take twelve minutes this far from the station, longer with the rain snarling traffic across the borough. Twelve minutes was more than enough time for a man who moved like that to vanish completely. She thought of Morris again, unbidden. The way his torch had swung wild in the tunnel under Highgate, the sound he'd made that she still heard sometimes, three years on, in the seconds before sleep took her. She'd never told anyone what she saw down there, because there had been nothing to see, not really, not anything she could put in a report without a psych eval attached to her name. Just Morris, and then not Morris, and then nothing at all. The rain hammered the gate above her, a metal drumbeat, urgent. Quinn stepped through. The stairwell smelled of damp stone and something else beneath it, sweetish and strange, like incense burned too long in too small a room. Her torch beam caught cracked tile, Victorian lettering half-obscured by grime, a poster for a play that had closed before her mother was born. The stairs spiraled down further than the station's modest footprint should have allowed, and she noted that fact the way she noted everything, filing it for later, refusing to let herself dwell on what it might mean. At the bottom, light. Not electric—too warm, too unsteady for that—but firelight, dozens of small flames guttering in glass jars strung along a platform that stretched into a darkness she couldn't measure. The old rails were gone, replaced by a market that had grown up out of the bones of the station like ivy through a fence: stalls built from salvaged wood and hanging cloth, a woman weighing something silver and squirming on a brass scale, a man with too many joints in his fingers arranging jars of what looked, impossibly, like captured moonlight. Her suspect was forty feet ahead, walking now instead of running, weaving between stalls with the easy confidence of a regular. He glanced back once. Not afraid. Amused, maybe. Daring her. A figure at the base of the stairs blocked her path before she'd taken three steps onto the platform—an old man, skin like tanned leather, holding out one hand, palm up. "Token," he said. Not a question. "I'm a police officer." She showed her warrant card out of habit, knowing even as she did it how absurd the gesture was here, in this firelit place that shouldn't exist beneath a city she'd sworn to protect. The old man didn't even look at it. "No token, no entry. Doesn't matter what you are up there." He nodded toward the ceiling, toward the rain, toward the ordinary broken world she'd left behind at the top of the stairs. Quinn stood very still, water dripping from her hair onto the stone, watching her suspect disappear into the crowd beyond the firelight—into a market that moved with the moon, that traded in things she didn't have names for yet, that had swallowed Morris whole three years ago in some form she'd never let herself fully imagine. Every instinct that had kept her alive for eighteen years told her to turn back, to call it in, to let the machinery of ordinary justice grind forward without her. She thought of Morris's torch beam swinging wild in the dark. She reached into her coat, closed her hand around nothing, and understood, with a cold clarity that settled into her chest like a stone, that she was going to find a way in.
created_at"2026-07-01T07:20:24.146Z" 7/1/2026, 7:20:24 AM
model"anthropic/claude-sonnet-5-20260630"
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generation_time40533
tokens_prompt914
tokens_completion1889
native_tokens_prompt1264
native_tokens_completion2519
native_tokens_completion_images(null)
native_tokens_reasoning255
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
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origin"https://ncbench.com/"
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provider_responses
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latency2143
model_permaslug"anthropic/claude-sonnet-5-20260630"
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Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags5
adverbTagCount0
adverbTags(empty)
dialogueSentences5
tagDensity1
leniency1
rawRatio0
effectiveRatio0
86.70% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1128
totalAiIsmAdverbs3
found
0
adverb"completely"
count1
1
adverb"really"
count1
2
adverb"very"
count1
highlights
0"completely"
1"really"
2"very"
100.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found(empty)
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
82.27% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1128
totalAiIsms4
found
0
word"shattered"
count1
1
word"unsettled"
count1
2
word"footsteps"
count1
3
word"electric"
count1
highlights
0"shattered"
1"unsettled"
2"footsteps"
3"electric"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches0
maxInWindow0
found(empty)
highlights(empty)
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences53
matches(empty)
88.95% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount0
narrationSentences53
filterMatches
0"think"
1"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences53
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen62
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1122
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions5
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions30
wordCount1072
uniqueNames17
maxNameDensity0.65
worstName"Morris"
maxWindowNameDensity1.5
worstWindowName"Morris"
discoveredNames
Camden2
Quinn6
Sandhurst1
Chalk1
Farm1
Road2
Raven1
Nest1
Thames1
Morris7
Hartland1
Tube1
Council1
Vice1
Backup1
Highgate1
Victorian1
persons
0"Camden"
1"Quinn"
2"Sandhurst"
3"Nest"
4"Morris"
5"Council"
6"Vice"
7"Victorian"
places
0"Chalk"
1"Farm"
2"Road"
3"Raven"
4"Thames"
5"Hartland"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences40
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1122
matches(empty)
0.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount3
totalSentences53
matches
0"stops that Camden"
1"made that she"
2"noted that fact"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs24
mean46.75
std30.09
cv0.644
sampleLengths
058
152
214
397
427
581
675
711
867
988
1082
1111
123
1385
1494
1531
1631
176
1838
1941
2056
2130
2211
2333
92.02% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences53
matches
0"were supposed"
1"were gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs173
matches(empty)
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount6
semicolonCount0
flaggedSentences4
totalSentences53
ratio0.075
matches
0"She'd been running for six minutes—she counted these things, always had, ever since Sandhurst drilled the habit into her before she'd ever pinned on a badge—and her lungs burned with the effort of matching a man half her age."
1"Not electric—too warm, too unsteady for that—but firelight, dozens of small flames guttering in glass jars strung along a platform that stretched into a darkness she couldn't measure."
2"A figure at the base of the stairs blocked her path before she'd taken three steps onto the platform—an old man, skin like tanned leather, holding out one hand, palm up."
3"Quinn stood very still, water dripping from her hair onto the stone, watching her suspect disappear into the crowd beyond the firelight—into a market that moved with the moon, that traded in things she didn't have names for yet, that had swallowed Morris whole three years ago in some form she'd never let herself fully imagine."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount513
adjectiveStacks0
stackExamples(empty)
adverbCount15
adverbRatio0.029239766081871343
lyAdverbCount1
lyAdverbRatio0.001949317738791423
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences53
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences53
mean21.17
std15.46
cv0.73
sampleLengths
019
139
23
349
49
55
637
711
849
95
1022
1121
1226
133
1431
1530
1629
1716
1811
1916
2033
2118
225
2347
2419
2517
266
2731
2834
2911
3011
313
3224
3324
3437
354
3628
3762
3821
394
402
412
422
4331
443
453
4638
478
4833
4956
79.87% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats1
diversityRatio0.49056603773584906
totalSentences53
uniqueOpeners26
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences49
matches
0"Somewhere below she heard footsteps"
1"Just Morris, and then not"
ratio0.041
56.73% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount20
totalSentences49
matches
0"She'd been running for six"
1"He was fast."
2"Her voice cracked against the"
3"He didn't even look back."
4"She'd clocked him three hours"
5"She pushed the thought down."
6"He cut left down Hartland"
7"Her chest ached."
8"She'd read about it once,"
9"He went through it like"
10"She should call it in."
11"She thought of Morris again,"
12"She'd never told anyone what"
13"Her torch beam caught cracked"
14"Her suspect was forty feet"
15"He glanced back once."
16"She showed her warrant card"
17"He nodded toward the ceiling,"
18"She thought of Morris's torch"
19"She reached into her coat,"
ratio0.408
72.24% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount38
totalSentences49
matches
0"Rain came down in sheets"
1"She'd been running for six"
2"He was fast."
3"Her voice cracked against the"
4"He didn't even look back."
5"She'd clocked him three hours"
6"She pushed the thought down."
7"He cut left down Hartland"
8"Quinn followed, her leather watch"
9"Her chest ached."
10"The man veered toward a"
11"She'd read about it once,"
12"The gate hung open now,"
13"He went through it like"
14"Quinn slowed at the threshold,"
15"The darkness beyond the gate"
16"She should call it in."
17"Radio that was the shorthand"
18"Backup would take twelve minutes"
19"She thought of Morris again,"
ratio0.776
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences49
matches(empty)
ratio0
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences34
technicalSentenceCount10
matches
0"Rain came down in sheets over Camden, turning the pavement into a black mirror that shattered under Quinn's boots."
1"Faster than any smuggler had a right to be, cutting through the market stalls on Chalk Farm Road with a fluid economy of motion that made her think, not for the…"
2"When she'd flashed her warrant card he'd bolted through the kitchen, knocking over a stack of pans, and she'd gone after him without thinking, the way she alway…"
3"The darkness beyond the gate had a texture to it that unsettled her, thick and close, swallowing the orange wash of the streetlight before it could reach more t…"
4"Somewhere below she heard footsteps on iron stairs, receding, unhurried now, as if he knew she wouldn't follow."
5"Her torch beam caught cracked tile, Victorian lettering half-obscured by grime, a poster for a play that had closed before her mother was born."
6"Not electric—too warm, too unsteady for that—but firelight, dozens of small flames guttering in glass jars strung along a platform that stretched into a darknes…"
7"The old rails were gone, replaced by a market that had grown up out of the bones of the station like ivy through a fence: stalls built from salvaged wood and ha…"
8"Quinn stood very still, water dripping from her hair onto the stone, watching her suspect disappear into the crowd beyond the firelight—into a market that moved…"
9"Every instinct that had kept her alive for eighteen years told her to turn back, to call it in, to let the machinery of ordinary justice grind forward without h…"
25.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags5
uselessAdditionCount1
matches
0"Her voice cracked, useless"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount0
fancyTags(empty)
dialogueSentences5
tagDensity0.2
leniency0.4
rawRatio0
effectiveRatio0
79.4599%