Run: 2026-07-01-01KWE9P67GEZN82B5Y0AJNA1C1

Run Details

Duration:
33.5s
Cost:
$0.024508
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 had been coming down for six hours straight, and Detective Harlow Quinn's boots were soaked through by the time she spotted him. Tomás Herrera moved fast for a man with a limp, cutting across Brewer Street with his collar up and a duffel bag clutched against his chest like it held something more precious than medical supplies. Quinn had been watching the Raven's Nest for three nights running, parked in the unmarked car with cold coffee and older regrets, and she'd almost missed him slipping out the side door. She almost hadn't followed. Almost told herself it was nothing, that eighteen years on the force had taught her when to let a lead go cold. But something about the way he'd looked over his shoulder — twice, in ten seconds — had her out of the car before she'd finished the thought. "Herrera!" she called, and her voice vanished into the rain and the traffic noise and the wet slap of his shoes against the pavement as he broke into a run. She went after him. Soho at night was a smear of neon and umbrellas, tourists ducking under awnings, the green glow of the Raven's Nest sign reflected in a hundred puddles as she passed it. Quinn's lungs burned. She was fit — she made sure of that, ran four miles most mornings before the sun was up — but Herrera had youth on his side, and desperation, and she was beginning to understand that desperation counted for more than fitness ever did. He cut down an alley she didn't recognize, though she'd walked these streets for two decades. She followed anyway, her hand brushing the outline of her badge in her coat pocket like a talisman, and came out the other side into a narrower street that smelled of piss and old rain and something underneath that, something like ozone, like the air before a lightning strike. "Stop! Police!" He didn't stop. Of course he didn't stop. In eighteen years, nobody had ever stopped just because she'd said the word *police*, not the ones with something to hide, and Herrera had something to hide, she was sure of it now, had been sure of it since Morris — She shoved the thought down before it could finish. Not now. Not while she was running. Herrera ducked down a set of stairs that shouldn't have been there, stairs that led below street level into what she'd have sworn, walking past in daylight, was a boarded-up entrance to nowhere. She followed him down, her hand finding the cold iron railing, and the sound of the rain dropped away behind her like a curtain falling. Darkness. Then, ahead, light — a low golden flicker, like lanterns, like a hundred candles guttering in a draft. She stopped at the bottom of the stairs. Before her stretched something that could not exist. An old Tube platform, disused, the kind sealed off decades ago and forgotten by everyone except transit historians and urban explorers — except this one was not forgotten. This one was *alive*. Stalls lined the platform where the tracks should have been, canvas awnings and hanging lanterns strung along wires that had no business carrying current, and the air was thick with smells she couldn't place: something like burnt sugar, something like copper, something like the inside of a church. People moved between the stalls. If they were people. Quinn's eighteen years of training told her to catalogue, to observe, to build a picture she could take back and put into a report — but her mind kept sliding off the details like water off glass. A woman with too many joints in her fingers, laughing over a stall of glass vials. A man whose shadow moved a half-second before he did. A child — surely a child — with eyes the flat silver of old coins. Herrera had stopped running. He stood twenty feet ahead of her, chest heaving, rainwater dripping off his curls, and he was looking at her not with the fear of a man about to be arrested but with something worse. Pity, maybe. Or warning. "You shouldn't have followed me down here, Detective," he said, and his voice didn't carry the accent she'd expected from his file — it was flattened by years in London, but underneath it she could still hear Seville, could still hear the warmth. "This isn't a place for you." "Then tell me what it is." Her voice came out steadier than she felt. Her hand was on her radio. No signal, she'd bet. No signal down here at all. "It's not a crime scene." He glanced past her shoulder, toward the stairs, toward the ordinary rain-soaked world she'd just left. "Go back up. Please. I'm asking you as a — as someone who doesn't want to see you hurt." Quinn's jaw tightened. Eighteen years, and she'd learned to read men like Herrera, learned the particular flavor of a lie told to protect someone else rather than himself. This wasn't that. This was true fear, and it wasn't fear of her. She thought of Morris. Three years gone, and the file still open, still unexplained, a case she'd never been allowed to close because *closing it* would have meant writing down things that made her sound insane. Blood with no source. A room locked from the inside that shouldn't have had a lock at all. Morris's face, after, gone the color of old paper, and the words he'd said to her before the ambulance took him — *there are things down there, Harlow, things that don't want to be found* — words she'd told herself for three years were the ravings of a dying man's oxygen-starved brain. Down there. He'd said *down there.* The lanterns flickered along the platform. Somewhere close, a bell rang, soft and silver, and the crowd shifted like something breathing. Quinn stood at the bottom of the stairs with the rain-wet dark behind her and the golden impossible dark ahead, and she understood, with the clean cold clarity she reserved for the worst moments of her career, that whatever she chose in the next ten seconds, she was not going home the same person. She thought of her warrant card. Her jurisdiction. The rules that had structured every year of her working life, rules that told her a suspect fled, a detective pursued, that was simply how the world worked. She thought of Morris's face. "Fine," she said, and her voice didn't shake, though everything else in her did. "Show me." Herrera closed his eyes for one long moment, as if she'd confirmed some private, terrible prophecy. "Then stay close," he said, "and don't touch anything they offer you. Not food. Not drink. Not their hands." He turned, and the lantern light caught the Saint Christopher medallion at his throat, gold and small and, in this place, achingly ordinary. "And Detective — whatever you see down here, don't write it in your report. They'll know. They always know." Quinn followed him onto the platform, into the light, into the market that moved with the moon, and behind her the stairs to the street swallowed the last gray edge of the rain.
created_at"2026-07-01T07:35:54.365Z" 7/1/2026, 7:35:54 AM
model"anthropic/claude-sonnet-5-20260630"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1828
moderation_latency(null)
generation_time33475
tokens_prompt914
tokens_completion1757
native_tokens_prompt1264
native_tokens_completion2198
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"
usage0.024508
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provider_responses
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endpoint_id"37b16f45-eeae-45f3-9b85-2137f7c6d61b"
id"msg_01CxNzHV2rd7FVFQB1j8yFFL"
is_byokfalse
latency1828
model_permaslug"anthropic/claude-sonnet-5-20260630"
provider_name"Amazon Bedrock"
status200
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http_referer(null)
request_id"req-1782891354-UqTwwerwFRUaAbNwIQ0o"
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api_type"completions"
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provider_name"Amazon Bedrock"
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data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags6
adverbTagCount0
adverbTags(empty)
dialogueSentences11
tagDensity0.545
leniency1
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1189
totalAiIsmAdverbs0
found(empty)
highlights(empty)
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)
87.38% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1189
totalAiIsms3
found
0
word"flicker"
count1
1
word"warmth"
count1
2
word"flickered"
count1
highlights
0"flicker"
1"warmth"
2"flickered"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"air was thick with"
count1
highlights
0"the air was thick with"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences66
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount0
narrationSentences66
filterMatches(empty)
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences71
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen55
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans5
markdownWords19
totalWords1204
ratio0.016
matches
0"police"
1"alive"
2"closing it"
3"there are things down there, Harlow, things that don't want to be found"
4"down there."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions13
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions32
wordCount1118
uniqueNames14
maxNameDensity0.63
worstName"Quinn"
maxWindowNameDensity1.5
worstWindowName"Quinn"
discoveredNames
Detective1
Harlow2
Quinn7
Herrera7
Brewer1
Street1
Raven2
Nest2
Morris4
Tube1
London1
Seville1
Saint1
Christopher1
persons
0"Detective"
1"Harlow"
2"Quinn"
3"Herrera"
4"Raven"
5"Morris"
6"Saint"
7"Christopher"
places
0"Brewer"
1"Street"
2"London"
3"Seville"
globalScore1
windowScore1
33.72% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences43
glossingSentenceCount2
matches
0"something like ozone, like the air before a"
1"something like burnt sugar, something like c"
2"something like copper, something like the in"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.831
wordCount1204
matches
0"not with the fear of a man about to be arrested but with something worse"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences71
matches
0"understand that desperation"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs30
mean40.13
std27.2
cv0.678
sampleLengths
023
167
253
330
44
578
665
72
849
916
1058
1119
128
1388
1487
1543
1649
1730
1840
1941
20106
216
2221
2354
2436
255
2616
2716
2861
2933
94.63% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences66
matches
0"was flattened"
1"been allowed"
51.02% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs179
matches
0"was beginning"
1"was running"
2"was looking"
3"was not going"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount13
semicolonCount0
flaggedSentences9
totalSentences71
ratio0.127
matches
0"But something about the way he'd looked over his shoulder — twice, in ten seconds — had her out of the car before she'd finished the thought."
1"She was fit — she made sure of that, ran four miles most mornings before the sun was up — but Herrera had youth on his side, and desperation, and she was beginning to understand that desperation counted for more than fitness ever did."
2"In eighteen years, nobody had ever stopped just because she'd said the word *police*, not the ones with something to hide, and Herrera had something to hide, she was sure of it now, had been sure of it since Morris —"
3"Then, ahead, light — a low golden flicker, like lanterns, like a hundred candles guttering in a draft."
4"An old Tube platform, disused, the kind sealed off decades ago and forgotten by everyone except transit historians and urban explorers — except this one was not forgotten."
5"Quinn's eighteen years of training told her to catalogue, to observe, to build a picture she could take back and put into a report — but her mind kept sliding off the details like water off glass."
6"A child — surely a child — with eyes the flat silver of old coins."
7"\"You shouldn't have followed me down here, Detective,\" he said, and his voice didn't carry the accent she'd expected from his file — it was flattened by years in London, but underneath it she could still hear Seville, could still hear the warmth."
8"Morris's face, after, gone the color of old paper, and the words he'd said to her before the ambulance took him — *there are things down there, Harlow, things that don't want to be found* — words she'd told herself for three years were the ravings of a dying man's oxygen-starved brain."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1110
adjectiveStacks1
stackExamples
0"ordinary rain-soaked world"
adverbCount30
adverbRatio0.02702702702702703
lyAdverbCount3
lyAdverbRatio0.002702702702702703
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences71
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences71
mean16.96
std14.92
cv0.88
sampleLengths
023
135
232
34
422
527
630
74
831
93
1044
1116
1249
132
143
155
1641
179
182
195
2033
2125
221
2318
248
258
2628
274
2848
295
304
3137
3216
3310
3415
354
3635
372
382
3943
406
4114
426
434
446
4521
4619
473
4825
493
84.51% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats5
diversityRatio0.5492957746478874
totalSentences71
uniqueOpeners39
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences60
matches
0"Almost told herself it was"
1"Of course he didn't stop."
2"Then, ahead, light — a"
3"Somewhere close, a bell rang,"
ratio0.067
80.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount21
totalSentences60
matches
0"She almost hadn't followed."
1"she called, and her voice"
2"She went after him."
3"She was fit — she"
4"He cut down an alley"
5"She followed anyway, her hand"
6"He didn't stop."
7"She shoved the thought down"
8"She followed him down, her"
9"She stopped at the bottom"
10"He stood twenty feet ahead"
11"he said, and his voice"
12"Her voice came out steadier"
13"Her hand was on her"
14"He glanced past her shoulder,"
15"She thought of Morris."
16"He'd said *down there.*"
17"She thought of her warrant"
18"She thought of Morris's face."
19"she said, and her voice"
ratio0.35
68.33% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount47
totalSentences60
matches
0"Rain had been coming down"
1"Tomás Herrera moved fast for"
2"Quinn had been watching the"
3"She almost hadn't followed."
4"she called, and her voice"
5"She went after him."
6"Soho at night was a"
7"Quinn's lungs burned."
8"She was fit — she"
9"He cut down an alley"
10"She followed anyway, her hand"
11"He didn't stop."
12"She shoved the thought down"
13"Herrera ducked down a set"
14"She followed him down, her"
15"She stopped at the bottom"
16"An old Tube platform, disused,"
17"This one was *alive*."
18"Stalls lined the platform where"
19"People moved between the stalls."
ratio0.783
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences60
matches
0"Before her stretched something that"
1"If they were people."
ratio0.033
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences30
technicalSentenceCount8
matches
0"She followed anyway, her hand brushing the outline of her badge in her coat pocket like a talisman, and came out the other side into a narrower street that smel…"
1"Herrera ducked down a set of stairs that shouldn't have been there, stairs that led below street level into what she'd have sworn, walking past in daylight, was…"
2"She followed him down, her hand finding the cold iron railing, and the sound of the rain dropped away behind her like a curtain falling."
3"He stood twenty feet ahead of her, chest heaving, rainwater dripping off his curls, and he was looking at her not with the fear of a man about to be arrested bu…"
4"Three years gone, and the file still open, still unexplained, a case she'd never been allowed to close because *closing it* would have meant writing down things…"
5"Morris's face, after, gone the color of old paper, and the words he'd said to her before the ambulance took him — *there are things down there, Harlow, things t…"
6"Herrera closed his eyes for one long moment, as if she'd confirmed some private, terrible prophecy."
7"Quinn followed him onto the platform, into the light, into the market that moved with the moon, and behind her the stairs to the street swallowed the last gray …"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags6
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount0
fancyTags(empty)
dialogueSentences11
tagDensity0.364
leniency0.727
rawRatio0
effectiveRatio0
86.4533%