Run: 2026-07-25-01KYD6TJTBZMNGAKBGARAAWD2W

Run Details

Duration:
18.5s
Cost:
$0.010636
Provider:
Meta

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 slicked Soho into a black mirror. Detective Harlow Quinn kept her head down against it, hands jammed in the pockets of her waxed jacket, her breath fogging and vanishing. The street was mostly empty at half one in the morning, just shuttered shops and the spill of yellow light from late kebab counters. She'd been watching the mouth of the alley beside The Raven's Nest for three hours, rain working its way down the back of her neck, soaking through her collar. Then the door opened. The distinctive green neon sign above the entrance buzzed and flickered, painting the wet pavement sulfurous, and Herrera stepped out. Tomás Herrera. She knew him on sight even with his head ducked. Short curly dark brown hair plastered to his skull by the rain. Olive skin. That loose, quick gait of a man who used to run toward emergencies for a living. He didn't look left. He looked right, once, fast, and pulled his jacket tighter over something bulky under his arm, something wrapped in brown paper that he clutched against his ribs. Harlow didn't move. Military precision was a phrase the younger DCs used to mock her behind her back, but it had kept her alive for eighteen years of decorated service and it kept her still now. She waited for him to hit the middle of the street. She pushed off the wall. "Tomás Herrera!" His head snapped up. Warm brown eyes found hers across twenty feet of rain. He ran. "Stop! Police!" He was already gone, cutting hard left into Berwick Street, his shoes slapping water. Harlow swore and went after him, her own boots skidding on the slick cobbles. The worn leather watch on her left wrist bounced against bone as she pumped her arms. The rain was suddenly louder, hammering bins and awnings, turning the air to cold spray. She was forty-one and he was twenty-nine and that should have mattered but didn't. She knew these streets better than he did. She cut through the service cut between the tailor's and the closed bookshop, knowing it would spit her out ahead of him if he stayed on Berwick, and he did, because he didn't know. She came out low, hand out, and clipped his shoulder. He spun, almost fell. Up close she could see the rain beading on the Saint Christopher medallion around his neck, swinging wild. "Don't," she snapped, breathing hard, brown eyes locked on his. "Don't make me chase you, Tomás." "Detective," he gasped. His Spanish accent thickened when he was scared. "You don't want— you don't understand what you're—" "What've you got?" Her gaze dropped to the package. "Come on. You buy something in there? That place isn't on any liquor license I've ever seen. Silas' bar, the Nest. Dim lights, old maps on the walls, all that charming bullshit. What's in the back room, Tomás? Huh? Through the bookshelf?" His face went white. That was a hit. A direct hit. "Quinn— Detective Quinn, please. You need to let me go." "Yeah? Three years ago my partner walked into a place like that. Some off-books clinic for people who didn't want questions asked. Next morning he's dead in the Thames and the coroner writes 'misadventure' like that's a word that means anything." Her sharp jaw clenched. Rain ran down her closely cropped salt-and-pepper hair. "So you tell me what's in the paper, or I take you in now and we open it at the station." He looked past her, back toward the bar, then down toward Shaftesbury Avenue where the traffic hissed. Panic did something raw to his expression. He clutched the package tighter and she saw his left forearm, the sleeve riding up, the pale scar running along it from a knife attack, raised and shining in the wet. "I can't. People will die if I don't get this up there." "Up where?" He didn't answer. He shoved her. Not hard — a paramedic's shove, pushing her clear, not trying to hurt — and he was running again, south this time, toward Leicester Square, toward the Night Tube stairs. Harlow recovered in half a second and snarled and went after him, anger now hot under her ribs. She radioed as she ran, thumbing her shoulder mic. "Quinn to control, foot pursuit, male, white, olive skin, dark curly hair, heading south on Dean Street toward—" The radio spat static. Then nothing but rain crackle. She hit the button again. Dead. He was already at the entrance to Leicester Square station, vaulting the closed gate, dropping down to the tiled concourse below. The station was supposed to be closed. The gates were supposed to be locked. He'd slipped through a gap where someone had bent the bars. Harlow followed without thinking, breathing hard enough to hurt, vaulting after him. Her jacket snagged. She tore it free. The underground was wrong. No lights except the emergency strips. No sound except dripping. The smell was iron and damp concrete and something else, something sweet and rotten like incense left too long. Her footsteps echoed too loud. "Tomás!" No answer. Only a scuff ahead, toward the Northern line platform that hadn't run since they'd done the engineering works. Down there, the air got colder. She rounded the corner onto the platform and stopped. There were people down here. Dozens of them. Where there should have been empty tracks, there was a market. Stalls made from market umbrellas and tube luggage racks and overturned service carts lined what used to be the track bed, lit by jars of light that didn't flicker like fire. The light was amber and violet and it didn't smoke. A woman with antlers sold bottles that whispered when you walked by. A man with too many joints in his fingers counted teeth on a velvet cloth. The air thrummed low. The walls still had the old Tube tiles but they'd been painted over with symbols that seemed to move if she didn't look at them directly. Harlow Quinn, eighteen years Metropolitan Police, felt the floor drop out from under her understanding of the city. And at the far end, at a service door marked STAFF ONLY, Tomás stood with his hand on the frame, looking back at her. His medallion glinted in that impossible light. "This is the Veil Market," he said, his voice low and fast. "It moves every full moon. Tonight it's here. Beneath Camden. Next month it could be under Shoreditch. You can't be here without a token, Detective. A bone token. You don't have one. They will know." The people — things — were starting to look at her. Their eyes caught the jar-light wrong. Harlow's hand went to her hip on instinct, to where her cuffs sat, to where her warrant card was, useless here. Rain dripped from her hair onto her shoulders. Her watch ticked loud against the hush. "Tomás Herrera, I am pursuing you on suspicion of handling prohibited—" "Alchemicals," he finished for her. "Banned alchemical substances. Enchanted goods. Information. Yes. And I am walking out of here with a clotting agent that will stop an eleven-year-old girl from bleeding to death in the back of The Raven's Nest tonight because she took a bullet that was meant for her brother. That's what's in the paper. So if you want to arrest me, you do it up there. On the street. But if you come down here, they will remember your face. Both sides will." He looked at her, and she saw in his warm brown eyes not guilt, but an exhausted, practiced triage. The look she'd seen on paramedics at three in the morning holding a kid's head together while waiting for a proper hospital that wasn't coming. "Is that what happened to Morris?" she asked, before she could stop herself. "DS Morris. Did he get seen down here?" Tomás flinched. "I didn't know him. I swear on my mother, I didn't. But I heard stories. Your partner asked too many questions about the Nest. About Silas. And they don't like questions." For a second there was only the drip of underground water and the low mutter of the market, a language that wasn't quite English. Harlow could step back. She could go up those stairs, back onto Dean Street, into the rain, file a report that said suspect evaded. No one would question it. The bone tokens, the impossible stalls — who would believe it? She could keep her life neat, keep her watch ticking, keep her partner's death as a file marked misadventure. Or she could follow him down onto the tracks, into the light that wasn't fire, into a jurisdiction that didn't exist on any A-Z. Into the place where the answers about Morris waited. Tomás opened the staff door. The wind that came through it smelled like wet earth and electric rails. Abandoned Tube tunnels running north, toward Camden. "Decide, Detective," he whispered. Harlow looked at the market, at the woman with antlers who smiled with too many teeth, at the path ahead where a man she was supposed to arrest was offering to show her the hidden city she'd been hunting for three years without knowing it. She took her hand off her hip. And stepped down off the platform, onto the track bed, into the Market.
created_at"2026-07-25T17:58:01.812Z" 7/25/2026, 5:58:01 PM
model"meta/muse-spark-1.1-20260709"
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cancelledfalse
latency2297
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generation_time18350
tokens_prompt888
tokens_completion2251
native_tokens_prompt957
native_tokens_completion2221
native_tokens_completion_images0
native_tokens_reasoning221
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
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provider_responses
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Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags8
adverbTagCount0
adverbTags(empty)
dialogueSentences24
tagDensity0.333
leniency0.667
rawRatio0
effectiveRatio0
96.77% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1550
totalAiIsmAdverbs1
found
0
adverb"suddenly"
count1
highlights
0"suddenly"
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)
77.42% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1550
totalAiIsms7
found
0
word"flickered"
count1
1
word"jaw clenched"
count1
2
word"footsteps"
count1
3
word"echoed"
count1
4
word"flicker"
count1
5
word"velvet"
count1
6
word"electric"
count1
highlights
0"flickered"
1"jaw clenched"
2"footsteps"
3"echoed"
4"flicker"
5"velvet"
6"electric"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"jaw/fists clenched"
count1
highlights
0"jaw clenched"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences105
matches
0"was scared"
88.44% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount3
hedgeCount1
narrationSentences105
filterMatches
0"watch"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences121
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen83
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1555
ratio0
matches(empty)
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
totalMentions48
wordCount1205
uniqueNames27
maxNameDensity0.75
worstName"Harlow"
maxWindowNameDensity1.5
worstWindowName"Harlow"
discoveredNames
Soho1
Harlow9
Quinn2
Raven1
Nest1
Herrera2
Berwick2
Street2
Saint1
Christopher1
Spanish1
Rain3
Shaftesbury1
Avenue1
Leicester2
Square2
Night1
Tube3
Northern1
Metropolitan1
Police1
Tomás4
English1
Dean1
Morris1
Camden1
Market1
persons
0"Harlow"
1"Quinn"
2"Herrera"
3"Saint"
4"Christopher"
5"Rain"
6"Tube"
7"Police"
8"Tomás"
9"Morris"
places
0"Soho"
1"Raven"
2"Berwick"
3"Street"
4"Shaftesbury"
5"Avenue"
6"Leicester"
7"Night"
8"Northern"
9"Dean"
10"Camden"
11"Market"
globalScore1
windowScore1
42.86% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences70
glossingSentenceCount3
matches
0"symbols that seemed to move if she didn't look at them directly"
1"quite English"
2"smelled like wet earth and electric rails"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.643
wordCount1555
matches
0"not guilt, but an exhausted, practiced triage"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences121
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs52
mean29.9
std24.07
cv0.805
sampleLengths
07
176
24
320
473
547
67
714
82
92
1059
1166
1222
1316
1419
1551
1611
1710
1874
1955
2012
212
2236
2345
249
256
2646
2719
2838
291
3026
319
3219
3398
3418
3531
3647
3717
3836
3911
4086
4144
4221
4333
4424
4559
4633
4725
484
4945
91.90% Passive voice overuse
Target: ≤2% passive sentences
passiveCount4
totalSentences105
matches
0"was supposed"
1"were supposed"
2"been painted"
3"was supposed"
75.97% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs215
matches
0"was running"
1"were starting"
2"wasn't coming"
3"was offering"
72.02% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount5
semicolonCount0
flaggedSentences3
totalSentences121
ratio0.025
matches
0"Not hard — a paramedic's shove, pushing her clear, not trying to hurt — and he was running again, south this time, toward Leicester Square, toward the Night Tube stairs."
1"The people — things — were starting to look at her."
2"The bone tokens, the impossible stalls — who would believe it?"
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1205
adjectiveStacks0
stackExamples(empty)
adverbCount32
adverbRatio0.026556016597510373
lyAdverbCount8
lyAdverbRatio0.006639004149377593
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences121
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences121
mean12.85
std11.61
cv0.904
sampleLengths
07
123
224
329
44
520
62
710
812
92
1016
114
1227
133
1433
1511
165
172
184
1910
202
212
2214
2314
2416
2515
2614
278
2834
2910
304
3118
3210
336
343
358
368
379
3842
394
404
413
4210
4345
448
4521
4617
477
4831
4912
57.58% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats12
diversityRatio0.4049586776859504
totalSentences121
uniqueOpeners49
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences97
matches
0"Then the door opened."
1"Then nothing but rain crackle."
2"Only a scuff ahead, toward"
ratio0.031
55.05% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount40
totalSentences97
matches
0"She'd been watching the mouth"
1"She knew him on sight"
2"He didn't look left."
3"He looked right, once, fast,"
4"She waited for him to"
5"She pushed off the wall."
6"His head snapped up."
7"He was already gone, cutting"
8"She was forty-one and he"
9"She knew these streets better"
10"She cut through the service"
11"She came out low, hand"
12"He spun, almost fell."
13"she snapped, breathing hard, brown"
14"His Spanish accent thickened when"
15"Her gaze dropped to the"
16"His face went white."
17"Her sharp jaw clenched"
18"He looked past her, back"
19"He clutched the package tighter"
ratio0.412
57.94% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount78
totalSentences97
matches
0"Rain slicked Soho into a"
1"Detective Harlow Quinn kept her"
2"The street was mostly empty"
3"She'd been watching the mouth"
4"The distinctive green neon sign"
5"She knew him on sight"
6"That loose, quick gait of"
7"He didn't look left."
8"He looked right, once, fast,"
9"Harlow didn't move."
10"Military precision was a phrase"
11"She waited for him to"
12"She pushed off the wall."
13"His head snapped up."
14"He was already gone, cutting"
15"Harlow swore and went after"
16"The worn leather watch on"
17"The rain was suddenly louder,"
18"She was forty-one and he"
19"She knew these streets better"
ratio0.804
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences97
matches(empty)
ratio0
38.69% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences48
technicalSentenceCount7
matches
0"Detective Harlow Quinn kept her head down against it, hands jammed in the pockets of her waxed jacket, her breath fogging and vanishing."
1"She'd been watching the mouth of the alley beside The Raven's Nest for three hours, rain working its way down the back of her neck, soaking through her collar."
2"Up close she could see the rain beading on the Saint Christopher medallion around his neck, swinging wild."
3"Not hard — a paramedic's shove, pushing her clear, not trying to hurt — and he was running again, south this time, toward Leicester Square, toward the Night Tub…"
4"Stalls made from market umbrellas and tube luggage racks and overturned service carts lined what used to be the track bed, lit by jars of light that didn't flic…"
5"The look she'd seen on paramedics at three in the morning holding a kid's head together while waiting for a proper hospital that wasn't coming."
6"Harlow looked at the market, at the woman with antlers who smiled with too many teeth, at the path ahead where a man she was supposed to arrest was offering to …"
62.50% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags8
uselessAdditionCount1
matches
0"he said, his voice low and fast"
25.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount3
fancyTags
0"she snapped (snap)"
1"he gasped (gasp)"
2"he whispered (whisper)"
dialogueSentences24
tagDensity0.208
leniency0.417
rawRatio0.6
effectiveRatio0.25
81.4042%