Run: 2026-04-24-01KQ0G3CP8NRM11WPST6PTARTM

Run Details

Duration:
34.6s
Cost:
$0.067620
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 came down like it had a grudge, sheeting off the awnings and pooling in the gutters until Camden High Street glittered under the sodium lamps like a river of oil. Quinn ran through it with her coat slapping against her thighs, her left hand braced on the grip of the radio at her shoulder, her right flung out for balance as she rounded a skip heaped with takeaway cartons. Ahead, maybe thirty metres, the man in the dark jacket ducked sideways between two parked vans and vanished. She clocked him in the second before he disappeared. Olive skin. Short dark curls plastered flat to his skull. A glint — a chain at his throat, a saint hammered in silver — and a scar along his left forearm where the jacket sleeve had ridden up. Herrera. She'd been watching him for six weeks, sitting in unmarked cars outside pharmacies he had no business visiting, following his burner phone from one dead signal to the next. And tonight, at last, he'd bolted. "Quinn to control." Her breath came short; she forced it even. "In foot pursuit of Herrera, Tomás. Male, late twenties, dark jacket, heading south from Buck Street. Requesting units to Camden Town station." The radio spat static back at her. She swore and kept running. Her boots hit a sheet of water and threw it hissing against a shop window. The worn leather strap of her watch slid cold against her pulse. Eighteen years she'd been doing this, and the body still remembered how — sharp jaw set forward, shoulders loose, the old clean economy the sergeants had drilled into her before she'd earned a single stripe. Military precision, her old DI used to say, half mockery, half envy. It came back now like a prayer she hadn't meant to keep knowing. She cut between the vans. The alley beyond was narrower than it had any right to be, flanked by bins and a dripping fire escape, and at the far end Herrera was already halfway up a chain-link fence. She heard the metal ring and shiver under his weight. "Herrera! Metropolitan Police — stop where you are!" He didn't even glance back. Over the top, a brief silhouette against the orange smear of the sky, and gone. She took the fence at a run. Her palms stung where the wire bit. She landed hard on the other side, ankle complaining, and sprinted on through a yard full of pallets and out onto Kentish Town Road. A bus went past grinding through its gears; someone shouted at her from a doorway; she didn't look. Herrera was a dark flicker now, two blocks ahead, weaving between the drinkers spilling out of the pubs. Saturday night in the rain. Half the world wasn't looking where it was going. He broke right, off the main road, down a side street she didn't know — and then another, and another, into an angle of the city that didn't match the map she'd been keeping in her head. Gas-lamp posts that weren't gas any more. A brick arch. A shuttered barber's with Cyrillic on the window. The streetlights here were further apart and greasier with rain, and the sound of the traffic peeled away behind her until all she had was her own breath and the wet slap of his trainers in front. He stopped. Halfway down a cul-de-sac that dead-ended in an old Underground roundel — the bar across the O rusted through, the station name scoured off — he turned and looked at her. For a second they just stood there. Twenty metres between them. The rain hissed on the cobbles. He was breathing hard, one hand pressed to the medallion at his throat, as if he were steadying himself on it. His other hand moved, and she flinched, her own hand going to her hip before she remembered she wasn't carrying tonight, she was never bloody carrying, this was London. But he wasn't drawing a weapon. He was holding something up — something small, and pale, and curved. A shard of bone, it looked like, the size of a dog's tooth, threaded on a leather cord. "Don't come any further, detective," he called. His voice was softer than she'd expected, the Spanish still sanded into the vowels. "Please. For your own sake." "Hands where I can see them." "They are." He half-laughed, the sound miserable. "Both of them. I'm showing you, see? Harlow — it's Harlow, isn't it? — I know what you think we are. I swear to you, you've got it wrong." She took a step. Then another. He didn't move, which unsettled her more than if he'd run. The rusted roundel behind him wasn't a blank wall after all; she could see that now. There was a grille set into the brickwork beside it, and the grille had been levered open, and beyond it a set of tiled steps went down into darkness that didn't smell like any Tube station she'd ever been in. Not urine and iron filings. Something else. Wet stone. Smoke. A sweetness under it like old fruit. "Put the — whatever that is — on the ground," she said. "Kick it to me. Then hands on the wall." "I can't." "You can." "I really can't." He was backing toward the grille now, slow, the bone held up between them like a crucifix. "If I put this down out here I don't get in, and if I don't get in tonight I don't come out tomorrow. Do you understand? You don't know what's behind me, detective. And you don't know what's behind you either. You haven't known for three years." She went very still. The rain kept falling. Somewhere a long way off a siren wound up and died. "What did you say?" "Morris." He swallowed. His hand shook around the bone. "Your partner. I'm sorry. I'm sorry, I shouldn't — I only know because people talk, down there, and I — I've treated men who were in that house that night. That's all I can tell you up here. That's all it's safe to." For eighteen years she had trained herself not to take the bait. Suspects lied. Suspects threw you names, dates, anything that glittered, to make you hesitate. She knew this. She knew this the way she knew her own heartbeat, and her heart right now was doing something ugly behind her ribs. He slipped through the grille. "Herrera!" She heard his footsteps going down. Quick, certain, a man who knew the stairs. She reached the opening in four strides and stopped with her hand on the cold iron of the frame. Below, the tiled passage curved out of sight. The smell was stronger here — smoke, yes, and something that was almost spice and almost blood. She could hear, very faintly, the murmur of voices. A lot of voices. Too many, for a disused station on a Saturday night. Her radio coughed at her shoulder. "Quinn, repeat your last, you're breaking up, what's your twenty?" She looked at the mouth of the stairs. At the dark that was not quite dark, that had a flicker of green lamp-light somewhere deep in its throat. She thought about Morris — his laugh, his terrible ties, the way he'd gone into that house and come out in a bag nobody had been allowed to open. She thumbed the radio. "Control," she said, quiet, even, "disregard last. I've lost him." She waited a beat for the static to close over the lie. Then she drew her torch, clicked it on, and stepped down into the dark after him.
created_at"2026-04-24T19:40:07.245Z" 4/24/2026, 7:40:07 PM
model"anthropic/claude-4.7-opus-20260416"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1869
moderation_latency(null)
generation_time34586
tokens_prompt914
tokens_completion1865
native_tokens_prompt1269
native_tokens_completion2451
native_tokens_completion_images(null)
native_tokens_reasoning51
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"
usage0.06762
router(null)
provider_responses
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endpoint_id"0fa65117-00d9-4835-808d-9b68041d9ce4"
id"ffeae43e-eb42-446f-b541-54e1e66cd337"
is_byokfalse
latency1023
model_permaslug"anthropic/claude-4.7-opus-20260416"
provider_name"Amazon Bedrock"
status200
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http_referer(null)
request_id"req-1777059607-cAqBEhubSTyJXjd44aTN"
session_id(null)
api_type"completions"
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upstream_id"ffeae43e-eb42-446f-b541-54e1e66cd337"
total_cost0.06762
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Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags7
adverbTagCount0
adverbTags(empty)
dialogueSentences20
tagDensity0.35
leniency0.7
rawRatio0
effectiveRatio0
88.08% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1258
totalAiIsmAdverbs3
found
0
adverb"really"
count1
1
adverb"very"
count2
highlights
0"really"
1"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)
72.18% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1258
totalAiIsms7
found
0
word"glint"
count1
1
word"pulse"
count1
2
word"weight"
count1
3
word"flicker"
count2
4
word"unsettled"
count1
5
word"footsteps"
count1
highlights
0"glint"
1"pulse"
2"weight"
3"flicker"
4"unsettled"
5"footsteps"
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
narrationSentences87
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences87
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences100
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen47
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1274
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions8
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions17
wordCount1056
uniqueNames14
maxNameDensity0.28
worstName"Herrera"
maxWindowNameDensity1
worstWindowName"Herrera"
discoveredNames
Camden1
High1
Street1
Herrera3
Kentish1
Town1
Road1
Cyrillic1
Underground1
London1
Spanish1
Tube1
Saturday2
Morris1
persons
0"Herrera"
1"Spanish"
2"Morris"
places
0"Camden"
1"High"
2"Street"
3"Kentish"
4"Town"
5"Road"
6"London"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences60
glossingSentenceCount1
matches
0"looked like, the size of a dog's tooth, t"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1274
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences100
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs36
mean35.39
std30.04
cv0.849
sampleLengths
089
183
233
312
487
548
68
720
888
992
1033
1167
1236
1326
146
1536
1690
1721
182
192
2067
214
2215
234
2452
2551
265
271
2814
2967
3016
3128
3229
334
3410
3528
97.20% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences87
matches
0"been levered"
1"been allowed"
0.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount9
totalVerbs173
matches
0"was going"
1"wasn't looking"
2"was breathing"
3"were steadying"
4"wasn't carrying"
5"wasn't drawing"
6"was holding"
7"was backing"
8"was doing"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount9
semicolonCount4
flaggedSentences10
totalSentences100
ratio0.1
matches
0"A glint — a chain at his throat, a saint hammered in silver — and a scar along his left forearm where the jacket sleeve had ridden up."
1"\"Quinn to control.\" Her breath came short; she forced it even."
2"Eighteen years she'd been doing this, and the body still remembered how — sharp jaw set forward, shoulders loose, the old clean economy the sergeants had drilled into her before she'd earned a single stripe."
3"A bus went past grinding through its gears; someone shouted at her from a doorway; she didn't look."
4"He broke right, off the main road, down a side street she didn't know — and then another, and another, into an angle of the city that didn't match the map she'd been keeping in her head."
5"Halfway down a cul-de-sac that dead-ended in an old Underground roundel — the bar across the O rusted through, the station name scoured off — he turned and looked at her."
6"He was holding something up — something small, and pale, and curved."
7"The rusted roundel behind him wasn't a blank wall after all; she could see that now."
8"The smell was stronger here — smoke, yes, and something that was almost spice and almost blood."
9"She thought about Morris — his laugh, his terrible ties, the way he'd gone into that house and come out in a bag nobody had been allowed to open."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1054
adjectiveStacks0
stackExamples(empty)
adverbCount30
adverbRatio0.028462998102466792
lyAdverbCount2
lyAdverbRatio0.0018975332068311196
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences100
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences100
mean12.74
std10.8
cv0.848
sampleLengths
032
139
218
39
42
58
628
71
829
96
1011
1122
127
135
1415
1512
1635
1712
1813
195
2033
2110
228
235
2415
257
267
2724
2818
2918
305
319
3237
337
343
358
3637
372
3831
397
404
416
4221
4329
446
4512
4618
477
4814
495
79.33% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats4
diversityRatio0.5
totalSentences100
uniqueOpeners50
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences76
matches
0"Somewhere a long way off"
1"A lot of voices."
2"Too many, for a disused"
3"Then she drew her torch,"
ratio0.053
35.79% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount35
totalSentences76
matches
0"She clocked him in the"
1"She'd been watching him for"
2"Her breath came short; she"
3"She swore and kept running."
4"Her boots hit a sheet"
5"It came back now like"
6"She cut between the vans."
7"She heard the metal ring"
8"He didn't even glance back."
9"She took the fence at"
10"Her palms stung where the"
11"She landed hard on the"
12"He broke right, off the"
13"He was breathing hard, one"
14"His other hand moved, and"
15"He was holding something up"
16"His voice was softer than"
17"He half-laughed, the sound miserable"
18"She took a step."
19"He didn't move, which unsettled"
ratio0.461
91.58% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount56
totalSentences76
matches
0"The rain came down like"
1"Quinn ran through it with"
2"She clocked him in the"
3"A glint — a chain"
4"She'd been watching him for"
5"Her breath came short; she"
6"The radio spat static back"
7"She swore and kept running."
8"Her boots hit a sheet"
9"The worn leather strap of"
10"Military precision, her old DI"
11"It came back now like"
12"She cut between the vans."
13"The alley beyond was narrower"
14"She heard the metal ring"
15"He didn't even glance back."
16"She took the fence at"
17"Her palms stung where the"
18"She landed hard on the"
19"A bus went past grinding"
ratio0.737
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences76
matches(empty)
ratio0
86.47% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences38
technicalSentenceCount3
matches
0"He was breathing hard, one hand pressed to the medallion at his throat, as if he were steadying himself on it."
1"There was a grille set into the brickwork beside it, and the grille had been levered open, and beyond it a set of tiled steps went down into darkness that didn'…"
2"At the dark that was not quite dark, that had a flicker of green lamp-light somewhere deep in its throat."
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
fancyCount1
fancyTags
0"He half-laughed (laugh)"
dialogueSentences20
tagDensity0.2
leniency0.4
rawRatio0.25
effectiveRatio0.1
85.0206%