Run: 2026-07-25-01KYCPW8Y633EVT4F37KZ5CJ35

Run Details

Duration:
51.9s
Cost:
$0.075195
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
The rain had been falling for six hours and Quinn had stopped noticing it around hour two, which meant her coat had given up somewhere in hour three and her shirt was now a second skin, cold as a mortuary slab against her spine. She noticed that. She noticed everything about the body when the mind was working, because the body was the only reliable witness she had left. The Raven's Nest bled green light onto the wet pavement of Bateman Street, and under the neon a man stood smoking with the specific stillness of someone who had been told to watch a door. Quinn didn't go in. She'd gone in four times in the last three weeks and each time the bar had performed its little pantomime for her — a barman polishing glasses he'd already polished, three drinkers who all needed the toilet at once, conversation dropping to the temperature of a held breath. Old maps on the walls, photographs of men in hats standing in front of buildings that no longer existed. She had spent forty minutes on her second visit studying the bookshelf at the back and had come away with a splinter in her thumb and a conviction that she was being laughed at. Tonight she waited across the road in the doorway of a shuttered dry cleaner's, and at eleven-forty a man came out of the Nest with his collar up and his shoulders wrong. That was the tell. Not the face — she couldn't see the face. The shoulders. He came through the door and turned left and his shoulders were braced, the way people braced when they had already decided that running was on the menu tonight. Quinn stepped out into the rain. He made her at the corner of Frith Street. Just a flick of the head, a smear of olive skin and dark curls under a streetlight, and then he was gone — not sprinting, not yet, just walking very fast with the particular urgency of a man late for something. Quinn matched him. Eighteen years had taught her that you didn't run at the start. You ran when they ran, and not a second before, because the moment you ran you told them everything you knew. "Herrera," she called, conversational, pitched to carry through rain. "Tomás." He ran. He was quick. Twenty-nine and quick and he knew Soho the way a cabbie knew it, which was to say he knew all the places it opened up and all the places it lied. He cut through the alley behind the theatre where the bins made a bottleneck, and Quinn went round instead, took the long side, came out onto Old Compton Street eight feet behind him and gaining. Her lungs burned in a clean, familiar way. Forty-one years old and she still ran four mornings a week along the Regent's Canal in whatever weather London felt like inventing, and the reason she did it was for exactly this. "I only want to talk to you!" That was mostly true. She wanted to talk to him about the man they'd pulled out of a skip on Berwick Street with sutures in his abdomen that no hospital in the city had records for. Neat sutures. Beautiful, actually. Somebody with training and no license. She wanted to talk to him about the nine other bodies over three years with the same signature of care, and about DS Morris, whose file she had read so many times the paper had gone soft as cloth, whose last radio transmission had been eleven seconds of what the tech boys called *non-vocal audio artifacts* and what Quinn, alone in her flat at three in the morning, called something else. Herrera went north. Wardour, Berwick, up through the tangle where the market stalls sat lashed down under tarpaulins that boomed like drums in the rain. He knocked a crate of something and it burst across the road behind him, apples or onions, Quinn didn't look, just felt them roll under her boot and adjusted. Her watch strap had soaked through and was chafing her wrist raw. She was aware of this and filed it under later. Then he did something interesting. He stopped running away and started running *somewhere*. She felt the change in him. The panicked broken-field scramble smoothed out into a route. He went hard right, down into the streets north of Oxford, and then he was in a taxi — no, past the taxi, over the bonnet, the driver's horn wailing — and Quinn thought: *he's got a destination and he thinks it's a wall I can't climb.* That was when she should have called it in. She had the radio. She had a phone with two bars of signal in her inside pocket. All she had to do was say a street name and a description and in ninety seconds there would be a van, and in three minutes there would be six officers, and Tomás Herrera would be sitting in an interview room in Charing Cross with a plastic cup of tea going cold in front of him. And they would find nothing. She knew that with absolute, sickening certainty, because she had done it before — twice — and both times the paperwork had come back clean and the CPS had come back uninterested and the men she'd brought in had walked out into the rain with their belts and shoelaces returned to them and something like pity in their eyes. *You keep looking, Detective. You've got a good heart and the wrong map.* That was what the barman at the Nest had said to her, the fourth time. She kept running. Camden. Somewhere in the last twelve minutes they'd crossed into Camden, and the streets had gone quiet in the way they did up here past midnight, the canal breathing its cold breath over the railings. Herrera cut down a side street she'd driven past a thousand times, a dead-end service road behind a row of dark shopfronts, and Quinn's stomach did a small hopeful lurch because a dead end was a gift. It wasn't a dead end. At the far wall there was a hoarding — corrugated iron, faded planning notices, LONDON UNDERGROUND in letters half-eaten by damp — and the hoarding had a mouth in it. A panel swung inward on hinges that shouldn't have been oiled. Beyond it: a stairwell going down, and light coming up. Not electric light. Something warmer and less honest, orange and moving, the way firelight moved. Herrera stopped at the threshold. Turned. He was thirty feet away and breathing hard, hands on his knees, and rain ran off his curls and down the sharp line of his nose. Around his neck, a small medallion caught the orange glow — a saint, a river, a child on a shoulder. Quinn's mother had owned one exactly like it. "Don't," he said. Quinn slowed to a walk. Her hand went to her hip, found nothing there, because this was London and she was a detective and she carried a radio and a warrant card and eighteen years of decorated service. "Tomás Herrera. I'm arresting you on suspicion of—" "*Detective.*" He straightened. There was no defiance in it. That was the thing that stopped her four paces out, the thing that put ice in the back of her throat where the running heat should have been. He looked *frightened for her*. "You cannot follow me down there. It's not — it isn't a thing you can do. There's a token you need. A bone token. If you go through that door without one, the people inside will notice, and they will notice *you*, specifically, and I am telling you as someone who has spent nine years stitching up what's left of people who got noticed—" "Is that a threat?" "It's a *diagnosis*." He wiped rain off his face with the back of his wrist. She saw the scar on his forearm then, pale and long, badly closed — the work of somebody who hadn't had the luxury of good light. "Please. Go home. Call your van. Arrest me on Tuesday, I'll come in, I'll answer every question you have—" "You'll be in Seville by Tuesday." Something crossed his face. Not guilt. Grief, almost. "You had a partner," he said quietly. "Morris." The rain roared on the corrugated iron. Somewhere below, someone laughed, and the laugh came up the stairwell wrong, stretched, like a recording slowed down. "How do you know that name," Quinn said. "Because I was there." He stepped backward, over the threshold, into the orange. "And that's exactly why I'm asking you to stay where you are." Then he was gone down the stairs, and the panel began, slowly, to swing shut. Quinn stood in the rain with her heart going like a fist on a door. Eighteen years. Four mornings a week along the canal. A file gone soft as cloth. Every rule she had ever believed in stood behind her in the dark, arms folded, waiting to see what she'd do. She caught the panel with her boot two inches before it closed, and went down.
created_at"2026-07-25T13:19:20.012Z" 7/25/2026, 1:19:20 PM
model"anthropic/claude-opus-5-20260723"
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cancelledfalse
latency1735
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generation_time51826
tokens_prompt888
tokens_completion2123
native_tokens_prompt1264
native_tokens_completion2755
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"end_turn"
service_tier"default"
usage0.075195
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provider_responses
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latency1735
model_permaslug"anthropic/claude-opus-5-20260723"
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status200
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Evaluation details

Result Evaluator Details Meta Data
0.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags7
adverbTagCount2
adverbTags
0"he said quietly [quietly]"
1"He stepped backward [backward]"
dialogueSentences16
tagDensity0.438
leniency0.875
rawRatio0.286
effectiveRatio0.25
93.43% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1521
totalAiIsmAdverbs2
found
0
adverb"very"
count1
1
adverb"slowly"
count1
highlights
0"very"
1"slowly"
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)
86.85% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1521
totalAiIsms4
found
0
word"familiar"
count1
1
word"stomach"
count1
2
word"lurch"
count1
3
word"electric"
count1
highlights
0"familiar"
1"stomach"
2"lurch"
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
narrationSentences89
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences89
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences98
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen71
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans8
markdownWords36
totalWords1533
ratio0.023
matches
0"non-vocal audio artifacts"
1"somewhere"
2"he's got a destination and he thinks it's a wall I can't climb."
3"You keep looking, Detective. You've got a good heart and the wrong map."
4"Detective."
5"frightened for her"
6"you"
7"diagnosis"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions10
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions45
wordCount1391
uniqueNames21
maxNameDensity0.93
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Quinn13
Raven1
Nest3
Bateman1
Street4
Frith1
Soho1
Old2
Compton1
Regent1
Canal1
London2
Berwick2
Morris1
Oxford1
Tomás1
Herrera4
Charing1
Cross1
Detective1
Camden2
persons
0"Quinn"
1"Raven"
2"Nest"
3"Regent"
4"Morris"
5"Tomás"
6"Herrera"
places
0"Bateman"
1"Street"
2"Frith"
3"Soho"
4"Old"
5"Compton"
6"London"
7"Berwick"
8"Oxford"
9"Charing"
10"Camden"
globalScore1
windowScore1
63.79% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences58
glossingSentenceCount2
matches
0"felt like inventing, and the reason she"
1"something like pity in their eyes"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1533
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences98
matches
0"decided that running"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs37
mean41.43
std34.68
cv0.837
sampleLengths
069
135
2105
332
444
56
686
710
82
9109
107
11117
1276
1313
1462
159
1673
1764
1828
193
2072
215
2266
2360
243
2546
26106
274
2860
296
3016
3125
328
3325
3415
3551
3615
81.61% Passive voice overuse
Target: ≤2% passive sentences
passiveCount6
totalSentences89
matches
0"been told"
1"being laughed"
2"were braced"
3"was gone "
4"been oiled"
5"was gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs211
matches
0"was working"
1"was chafing"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount11
semicolonCount0
flaggedSentences8
totalSentences98
ratio0.082
matches
0"She'd gone in four times in the last three weeks and each time the bar had performed its little pantomime for her — a barman polishing glasses he'd already polished, three drinkers who all needed the toilet at once, conversation dropping to the temperature of a held breath."
1"Not the face — she couldn't see the face."
2"Just a flick of the head, a smear of olive skin and dark curls under a streetlight, and then he was gone — not sprinting, not yet, just walking very fast with the particular urgency of a man late for something."
3"He went hard right, down into the streets north of Oxford, and then he was in a taxi — no, past the taxi, over the bonnet, the driver's horn wailing — and Quinn thought: *he's got a destination and he thinks it's a wall I can't climb.*"
4"She knew that with absolute, sickening certainty, because she had done it before — twice — and both times the paperwork had come back clean and the CPS had come back uninterested and the men she'd brought in had walked out into the rain with their belts and shoelaces returned to them and something like pity in their eyes."
5"At the far wall there was a hoarding — corrugated iron, faded planning notices, LONDON UNDERGROUND in letters half-eaten by damp — and the hoarding had a mouth in it."
6"Around his neck, a small medallion caught the orange glow — a saint, a river, a child on a shoulder."
7"She saw the scar on his forearm then, pale and long, badly closed — the work of somebody who hadn't had the luxury of good light."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1386
adjectiveStacks0
stackExamples(empty)
adverbCount41
adverbRatio0.02958152958152958
lyAdverbCount8
lyAdverbRatio0.005772005772005772
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences98
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences98
mean15.64
std15.45
cv0.987
sampleLengths
044
13
222
335
44
548
619
734
832
94
109
112
1229
136
149
1541
163
1712
1821
199
201
212
223
2331
2435
258
2632
277
284
2932
302
312
326
3371
343
3522
3629
3712
3810
395
408
416
429
4347
449
454
4613
4756
485
4959
70.75% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats4
diversityRatio0.4489795918367347
totalSentences98
uniqueOpeners44
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences77
matches
0"Just a flick of the"
1"Then he did something interesting."
2"Somewhere in the last twelve"
3"Somewhere below, someone laughed, and"
4"Then he was gone down"
ratio0.065
43.38% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount34
totalSentences77
matches
0"She noticed that."
1"She noticed everything about the"
2"She'd gone in four times"
3"She had spent forty minutes"
4"He came through the door"
5"He made her at the"
6"You ran when they ran,"
7"she called, conversational, pitched to"
8"He was quick."
9"He cut through the alley"
10"Her lungs burned in a"
11"She wanted to talk to"
12"She wanted to talk to"
13"He knocked a crate of"
14"Her watch strap had soaked"
15"She was aware of this"
16"He stopped running away and"
17"She felt the change in"
18"He went hard right, down"
19"She had the radio."
ratio0.442
76.88% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount59
totalSentences77
matches
0"The rain had been falling"
1"She noticed that."
2"She noticed everything about the"
3"The Raven's Nest bled green"
4"Quinn didn't go in."
5"She'd gone in four times"
6"She had spent forty minutes"
7"Tonight she waited across the"
8"That was the tell."
9"He came through the door"
10"Quinn stepped out into the"
11"He made her at the"
12"Quinn matched him."
13"You ran when they ran,"
14"she called, conversational, pitched to"
15"He was quick."
16"He cut through the alley"
17"Her lungs burned in a"
18"That was mostly true."
19"She wanted to talk to"
ratio0.766
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences77
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences42
technicalSentenceCount2
matches
0"The Raven's Nest bled green light onto the wet pavement of Bateman Street, and under the neon a man stood smoking with the specific stillness of someone who had…"
1"Twenty-nine and quick and he knew Soho the way a cabbie knew it, which was to say he knew all the places it opened up and all the places it lied."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount0
fancyTags(empty)
dialogueSentences16
tagDensity0.25
leniency0.5
rawRatio0
effectiveRatio0
83.8895%