Run: 2026-07-01-01KWE9MQ8T6Q3NF52BQJ96HC9C

Run Details

Duration:
41.5s
Cost:
$0.030390
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

AI
The call had come in at 4:47 a.m., which was itself the first wrong thing. Abandoned Tube stations didn't get 999 calls at that hour unless someone was dying or dead, and the dispatcher's voice had carried that particular flatness cops learned to recognize — the sound of someone reading from a script because the truth didn't fit in their mouth. Detective Harlow Quinn ducked under the police tape strung across the boarded entrance on Pratt Street, the beam of her torch cutting through dust that hung in the air like it had never been disturbed, though clearly it just had. The station had been sealed since the seventies, officially. Unofficially, half of Camden knew kids used it to drink and smoke where their parents couldn't find them. This was not the residue of teenagers. "Detective." DS Priya Chandra met her at the bottom of the stairs, torch angled up under her own chin in a way that made her look older than her thirty years. "You're going to want to see this." "I generally do, or I wouldn't be here at five in the morning." Chandra's mouth twitched, not quite a smile. She led the way down the platform, past rusted advertisement frames still holding scraps of posters from decades gone — a cigarette brand that hadn't existed in Quinn's lifetime, half a smiling face selling something called Bovril. The tiles underfoot were slick with a black film that wasn't quite mud and wasn't quite oil. The body was near the far end of the platform, where the tunnel mouth yawned into deeper dark. A man, mid-forties by the look of the hands, though his face had been arranged — that was the only word for it — into something that made Quinn's stomach fold in on itself. Not damaged. Arranged. Eyes open, mouth slightly parted, as if he'd been caught mid-sentence and simply left there, posed like a shop mannequin. "No visible wounds," Chandra said, crouching beside the body but not touching it. "No blood at all, actually, which is the strange part. SOCO's still twenty minutes out, but I walked the platform. There's a circle." "A circle." "Chalk, or something like chalk. About four meters across. He's roughly in the center of it." Chandra straightened, and her torch swept the ground, illuminating faint white lines against the black grime, curving away into shapes that made the hair on Quinn's arms rise before her conscious mind had even parsed them. "My money's on some kind of ritualistic gang thing. There's been chatter about new cults moving into North London, kids getting radicalized on forums, all that. Probably staged the scene to look occult-y and scare off anyone who might talk. It's theater." "Theater," Quinn repeated, and crouched where Chandra had crouched, close enough to the chalk lines that she could see they weren't chalk at all. Salt, maybe. Or something whiter, finer, that caught the torchlight with a faint, wrong luminescence, like moonlight trapped in powder. She'd seen a pattern like this before. Three years ago, in a basement in Bermondsey, with DS Morris standing beside her asking her the same question he always asked — *what do you make of this, Harlow?* — and then, six hours later, not being anywhere at all. No body. No note. No case file that made sense afterward, because half the evidence had simply stopped existing by morning, the way dreams stop existing the moment you try to hold them. She had spent three years telling herself Morris had run. That was the story the department had settled on, quietly, the story that let everyone sleep. Detective Sergeant Morris, under stress, took off, probably owed someone money, these things happened. She had let that story stand because the alternative was unspeakable, and because nobody wanted to hear a decorated detective start talking about symbols that moved when you weren't looking at them directly. "Theater doesn't explain this," she said aloud, and touched a gloved finger to the edge of the design, not the powder itself but the tile beside it. The stone was warm. Not body-warm. Warmer than that, like it had been sitting under a summer sun that didn't exist sixty feet below Camden High Street. "Ma'am?" "Feel the floor." Chandra hesitated, then pressed two fingers to the tile a foot from where Quinn had touched. Her face didn't change, and Quinn understood before she spoke that the warmth wasn't there for her. It was there for Quinn, or for whatever Quinn was becoming attuned to, the way a tuning fork only sings for the note that matches it. "Feels normal to me," Chandra said. "Right." Quinn didn't argue. She had learned not to argue about the small perceptual gaps that kept opening between what she saw and what everyone else saw, because arguing led to concerned looks and quiet conversations with her superintendent about stress leave. Instead she stood, sweeping her torch along the tunnel mouth, and stopped. A woman stood at the very edge of the light, just inside the tunnel's shadow, close enough that Quinn should have heard her approach and hadn't. Curly red hair escaping a knit cap, round glasses catching the torch beam in twin white discs, a satchel heavy enough with books that it dragged one shoulder down. She held perfectly still, the particular stillness of someone hoping to be mistaken for a shadow. "Oi!" Chandra was already moving, hand dropping toward her radio. "This is a crime scene, you can't be down here—" "I'm sorry," the woman said quickly, stepping back but not fleeing, which struck Quinn as its own kind of evidence. Guilty people ran. This one stood her ground with the careful, apologetic posture of someone caught somewhere she had every intention of being caught. "I heard about the — the incident. I work nearby. Research. I wasn't trying to interfere." "At five in the morning," Quinn said. "I don't sleep well." A small, humorless smile. Her hand drifted to her ear, tucking hair that had already been tucked, and Quinn filed the gesture away the way she filed everything — a tell, a crack in composure that meant more than the words being spoken over it. "Name." "Eva. Eva Kowalski." Quinn held the torch steady on her a moment longer, on the satchel of books, on the eyes that kept sliding past Quinn's shoulder toward the chalk circle and the too-warm tile and the man arranged like a sentence left unfinished, with the specific, educated recognition of someone who had seen this pattern described somewhere before, in some book she wasn't supposed to have access to. "Chandra," Quinn said quietly, without looking away from Eva Kowalski, "get her details. I don't think she's finished telling us why she's really here."
created_at"2026-07-01T07:35:06.28Z" 7/1/2026, 7:35:06 AM
model"anthropic/claude-sonnet-5-20260630"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3806
moderation_latency(null)
generation_time41458
tokens_prompt923
tokens_completion1797
native_tokens_prompt1285
native_tokens_completion2782
native_tokens_completion_images(null)
native_tokens_reasoning97
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"
usage0.03039
router(null)
provider_responses
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endpoint_id"37b16f45-eeae-45f3-9b85-2137f7c6d61b"
id"msg_01YXxdsBbkj3uvKecPMtzNYm"
is_byokfalse
latency1440
model_permaslug"anthropic/claude-sonnet-5-20260630"
provider_name"Amazon Bedrock"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.17.0; linux; x64))"
http_referer(null)
request_id"req-1782891306-DNgg2ZAA20ABlVKkqsFz"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1782891306-y5yoghZzz9dVzAMqmNHj"
upstream_id"msg_01YXxdsBbkj3uvKecPMtzNYm"
total_cost0.03039
cache_discount(null)
upstream_inference_cost0
provider_name"Amazon Bedrock"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
0.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags11
adverbTagCount3
adverbTags
0"she said aloud [aloud]"
1"the woman said quickly [quickly]"
2"Quinn said quietly [quietly]"
dialogueSentences23
tagDensity0.478
leniency0.957
rawRatio0.273
effectiveRatio0.261
77.72% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1122
totalAiIsmAdverbs5
found
0
adverb"slightly"
count1
1
adverb"very"
count1
2
adverb"perfectly"
count1
3
adverb"quickly"
count1
4
adverb"really"
count1
highlights
0"slightly"
1"very"
2"perfectly"
3"quickly"
4"really"
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)
91.09% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1122
totalAiIsms2
found
0
word"stomach"
count1
1
word"warmth"
count1
highlights
0"stomach"
1"warmth"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"hung in the air"
count1
highlights
0"hung in the air"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences52
matches(empty)
87.91% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences52
filterMatches
0"look"
hedgeMatches
0"try to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences63
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen67
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords7
totalWords1130
ratio0.006
matches
0"what do you make of this, Harlow?"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions12
unquotedAttributions0
matches(empty)
50.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions45
wordCount952
uniqueNames17
maxNameDensity1.79
worstName"Quinn"
maxWindowNameDensity3.5
worstWindowName"Quinn"
discoveredNames
Tube1
Harlow2
Quinn17
Pratt1
Street2
Camden2
Priya1
Chandra8
Bovril1
Salt1
Bermondsey1
Morris3
Sergeant1
High1
Guilty1
Eva1
Kowalski1
persons
0"Harlow"
1"Quinn"
2"Priya"
3"Chandra"
4"Morris"
5"Sergeant"
6"Eva"
7"Kowalski"
places
0"Pratt"
1"Street"
2"Camden"
3"Bermondsey"
4"High"
globalScore0.607
windowScore0.5
25.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences40
glossingSentenceCount2
matches
0"not quite a smile"
1"quite mud and wasn't quite oil"
2"quite oil"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.885
wordCount1130
matches
0"not the powder itself but the tile beside it"
60.85% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences63
matches
0"lines that she"
1"spoke that the"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs26
mean43.46
std32.77
cv0.754
sampleLengths
061
174
238
313
461
575
636
72
894
9125
1073
1154
121
133
1459
156
1654
1771
1820
1960
207
2149
221
233
2466
2524
64.78% Passive voice overuse
Target: ≤2% passive sentences
passiveCount6
totalSentences52
matches
0"been disturbed"
1"been sealed"
2"been arranged "
3"been caught"
4"being caught"
5"been tucked"
6"being spoken"
76.54% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs162
matches
0"was dying"
1"weren't looking"
2"was already moving"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount7
semicolonCount0
flaggedSentences5
totalSentences63
ratio0.079
matches
0"Abandoned Tube stations didn't get 999 calls at that hour unless someone was dying or dead, and the dispatcher's voice had carried that particular flatness cops learned to recognize — the sound of someone reading from a script because the truth didn't fit in their mouth."
1"She led the way down the platform, past rusted advertisement frames still holding scraps of posters from decades gone — a cigarette brand that hadn't existed in Quinn's lifetime, half a smiling face selling something called Bovril."
2"A man, mid-forties by the look of the hands, though his face had been arranged — that was the only word for it — into something that made Quinn's stomach fold in on itself."
3"Three years ago, in a basement in Bermondsey, with DS Morris standing beside her asking her the same question he always asked — *what do you make of this, Harlow?* — and then, six hours later, not being anywhere at all."
4"Her hand drifted to her ear, tucking hair that had already been tucked, and Quinn filed the gesture away the way she filed everything — a tell, a crack in composure that meant more than the words being spoken over it."
89.35% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount949
adjectiveStacks1
stackExamples
0"illuminating faint white lines"
adverbCount43
adverbRatio0.045310853530031614
lyAdverbCount15
lyAdverbRatio0.015806111696522657
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences63
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences63
mean17.94
std14.4
cv0.803
sampleLengths
015
146
240
39
418
57
631
77
813
97
1037
1117
1218
1334
142
151
1620
1713
1823
192
2052
2142
2224
232
2418
257
2641
272
282
2929
3010
3116
3214
3333
3427
354
362
3721
381
393
4016
4117
4226
436
444
4538
4612
4726
4829
4916
88.89% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats4
diversityRatio0.5714285714285714
totalSentences63
uniqueOpeners36
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences44
matches
0"Unofficially, half of Camden knew"
1"Instead she stood, sweeping her"
ratio0.045
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount10
totalSentences44
matches
0"She led the way down"
1"She'd seen a pattern like"
2"She had spent three years"
3"She had let that story"
4"she said aloud, and touched"
5"Her face didn't change, and"
6"It was there for Quinn,"
7"She had learned not to"
8"She held perfectly still, the"
9"Her hand drifted to her"
ratio0.227
62.27% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount35
totalSentences44
matches
0"The call had come in"
1"Detective Harlow Quinn ducked under"
2"The station had been sealed"
3"This was not the residue"
4"DS Priya Chandra met her"
5"Chandra's mouth twitched, not quite"
6"She led the way down"
7"The tiles underfoot were slick"
8"The body was near the"
9"A man, mid-forties by the"
10"Eyes open, mouth slightly parted,"
11"Chandra said, crouching beside the"
12"Chandra straightened, and her torch"
13"Quinn repeated, and crouched where"
14"She'd seen a pattern like"
15"She had spent three years"
16"That was the story the"
17"Detective Sergeant Morris, under stress,"
18"She had let that story"
19"she said aloud, and touched"
ratio0.795
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences44
matches(empty)
ratio0
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences28
technicalSentenceCount7
matches
0"Detective Harlow Quinn ducked under the police tape strung across the boarded entrance on Pratt Street, the beam of her torch cutting through dust that hung in …"
1"She led the way down the platform, past rusted advertisement frames still holding scraps of posters from decades gone — a cigarette brand that hadn't existed in…"
2"She had let that story stand because the alternative was unspeakable, and because nobody wanted to hear a decorated detective start talking about symbols that m…"
3"Warmer than that, like it had been sitting under a summer sun that didn't exist sixty feet below Camden High Street."
4"She had learned not to argue about the small perceptual gaps that kept opening between what she saw and what everyone else saw, because arguing led to concerned…"
5"Her hand drifted to her ear, tucking hair that had already been tucked, and Quinn filed the gesture away the way she filed everything — a tell, a crack in compo…"
6"Quinn held the torch steady on her a moment longer, on the satchel of books, on the eyes that kept sliding past Quinn's shoulder toward the chalk circle and the…"
79.55% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags11
uselessAdditionCount1
matches
0"Quinn said quietly, without looking away from Eva Kowalski,"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags7
fancyCount1
fancyTags
0"Quinn repeated (repeat)"
dialogueSentences23
tagDensity0.304
leniency0.609
rawRatio0.143
effectiveRatio0.087
75.1315%