Run: 2026-07-25-01KYD5K064RJ199JCJC8N786AX

Run Details

Duration:
23.7s
Cost:
$0.012769
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
The rain in Soho came down hard enough to scour the pavement clean. Harlow Quinn kept her head down and her shoulders square and ran. Her target was twenty meters ahead, cutting through the crowd spilling out from the theaters, a dark shape in a hooded jacket with his hands jammed in his pockets. Olive skin, short dark curls plastered to his head by the rain. She'd known him on sight even before he'd bolted. Tomás Herrera. The off-the-books medic. Seville-born, ex-NHS, license revoked for treating patients who technically didn't exist. He'd been coming out of The Raven's Nest when she spotted him. Quinn had been sitting across the street for three hours, nursing cold coffee in a paper cup and watching that distinctive green neon sign buzz and flicker above the entrance. RAIN. NEST. RAIN. NEST. The light stained the wet pavement green and smeared across her windshield. She'd watched Herrera push through the door at 22:14, glance both ways like a man checking for a tail, and start walking fast toward Shaftesbury. Now he ran. "Stop! Police!" Quinn shouted, but her voice was swallowed by a bus braking and the hiss of tires on wet asphalt. Herrera didn't stop. He cut left, down a service alley too narrow for the bus, and Quinn followed, her boots slapping through puddles. The alley stank of bin rot and old grease. Her breath sawed in her throat. At 41, eighteen years on the Met, she could still outrun most of the uniform kids, but Herrera was twelve years younger and scared. She flicked her left wrist up as she ran, old habit, checking the time. The worn leather watch on her left wrist was fogged with rain, the face scratched almost opaque. 22:18. He burst out of the other end of the alley onto Greek Street and dodged between two black cabs. Quinn followed, close enough now to see the silver glint at his throat — his Saint Christopher medallion bouncing against his jacket as he moved. "Tomás! You don't want to do this!" He hit Wardour and kept going north, away from the lights, away from where any sensible runner would go. North toward the dark edges of Camden. The rain got heavier. It hammered her closely cropped salt-and-pepper hair flat to her skull, ran in cold lines down her sharp jaw and into her collar. Her radio was at her hip, but if she stopped to call it in she'd lose him. And she didn't want backup for this. Not yet. Not for Herrera. For three years since Morris died, every file she'd pulled had led her sideways. Unexplained lacerations that didn't match any blade. Witnesses who couldn't remember what they'd seen. The clique she knew existed but couldn't pin down — rich, insulated, untouchable. And at the fringe of it, always, the medic who patched them up. Herrera. If she lost him now, she lost the thread. They crossed Euston Road and the streets emptied. Shop fronts shuttered, graffiti bleeding in the rain. The chase became quieter, just the sound of their footfalls and their breathing. Her lungs burned. He turned abruptly down a stairwell marked CAMDEN TOWN - NORTHERN LINE - CLOSED FOR ENGINEERING WORKS. A chain-link fence had been cut open. Beyond it, darkness. Quinn skidded to a stop at the top of the steps, one hand on the rusted railing, chest heaving. Rain drummed on her shoulders. The station below was dead. No lights. The roundel was dark. This wasn't a shortcut. This was a hole. "Herrera!" she shouted down. "This is a dead end! There's nowhere to go!" A faint splash answered her from below. He'd gone in. Goddammit. Every instinct she had, bred from eighteen years with the kind of military precision that had kept her alive when Morris hadn't, told her to call it in. Wait for units. Get a torch. Get a team. Don't go into an abandoned Tube station after a suspect alone at night in the pissing rain. But Morris had gone into a place like this. Three years ago. A warehouse by the docks that hadn't been on any map. He'd gone in alone because he'd thought backup would spook them. And they'd pulled him out looking like something had savaged him from the inside. She hadn't understood it then. She still didn't. She checked the watch again. 22:31. She wiped rain out of her brown eyes and went down. The stairs went down three flights and the air changed, getting colder and drier despite the rain outside. The ticking of water on tile echoed. At the bottom, the gate was open, its padlock hanging, sawn clean through. Beyond it, the ticket hall. And light. Low, amber, flickering light from deeper inside, where there should have been none. Quinn unclipped her torch and her baton. She kept her hand near her spray but didn't draw it. "Tomás? I'm coming down. We can talk." No answer. She moved through the ticket hall, her boots silent now on the damp grit. Her breathing was loud in her ears. The familiar Tube smell — hot metal, brake dust, mold — was overlaid with something else. Incense. Cooked meat. Ozone. At the top of the escalators, she stopped. The station was occupied. The entire platform below had been transformed. Stalls and tables made from scaffolding and tarps stretched the length of both sides of the track bed, lit by strings of bare bulbs and lanterns. The rails themselves were covered over with wooden planks, making a walkway. Dozens of people moved between the stalls. No — not all people. Quinn's brain tried to categorize and failed. A woman with eyes that reflected light like a cat's. A man whose skin was the color and texture of slate. Things for sale that made no sense — jars of humming black liquid, feathers that moved on their own, bundles of bone tied with red string. The Veil Market. She'd heard the name whispered once by a prostitute she'd been trying to keep alive in UCH. A ghost market that moves every full moon. You need a token to get in. Her suspect was halfway down the left-hand platform, pushing through the crowd. He'd lost his hood. She could see the side of his face clearly now, the tight set of his mouth. He stopped at a stall near the far end and fumbled in his jacket pocket. Even from here she could see what he pulled out — a small, yellowed disc of bone, pierced through. He handed it to the stallholder, a tall figure in a heavy coat. Entry requirement. Bone token. Quinn's military precision was screaming at her again. Full stop. Observe. Document. Withdraw. This was not her world. This was not procedure. This was how you ended up like Morris, with your chest caved in and no explanation for the coroner. But Herrera was her link. If she let him disappear into this crowd, she'd never find him again. And if this market moved locations every full moon, tonight was her only chance to see it. She took a step down onto the dead escalator. Then another. The rubber handrail was sticky under her palm. The air got warmer as she descended, thick with voices speaking low and fast in languages she didn't know and some English she wished she didn't. "Detective." She froze. Tomás Herrera was standing at the bottom of the escalator, waiting for her. His jacket was soaked through. Water dripped from his short curly dark brown hair. His warm brown eyes were wide and angry and terrified all at once. His left forearm was exposed where his sleeve had ridden up, and she could see the old scar running along it, white and roped from a knife attack, glistening in the lantern light. "You need to leave," he said, his accent thicker when he was scared, the soft s and lisp of Seville cutting through. "You cannot be here." "You ran," Quinn said. Her voice was steadier than she felt. She kept her torch low, not in his face. "You ran when you saw me." "Of course I ran. Look where we are." He gestured behind him at the market, at the people who were now looking at her. The cat-eyed woman. The slate man. "You think the Met has jurisdiction down here, Detective Quinn?" She felt a cold prickle. He knew her name. Of course he knew her name. "I have questions about Silas Rook. About the bar. The Raven's Nest. We know about the back room," she said. "The hidden room through the bookshelf. The meetings." His hand went instinctively to his chest, to the Saint Christopher medallion. "You don't know what you're talking about. The Nest is just a bar. Old maps and photographs, that's all. You should go back to that." "And this?" She nodded past him. "Is this just a market?" "It's not for you," he said, fiercely, quietly. "Harlow. Please. If they know you followed me, if they know you saw—" "Who? Who will know?" He didn't answer. Instead he stepped closer, close enough that she could smell rain and sweat and antiseptic on him. "Three years ago. Your partner. DS Morris. He didn't die in a warehouse on the docks. He died because he came down here without a token. Because he didn't know how to ask nicely." The world tilted. The noise of the market receded to a dull hum. Quinn's hand tightened on her baton. The leather of her watch strap creaked against her wrist. "What did you say?" "I was there. I tried—" Herrera swallowed. "I tried to treat him. But what they did to him, Saint Christopher couldn't—" He reached out as if to touch her arm, then thought better of it. "I came here tonight to buy something to fix what one of them broke. Not to hurt anyone. The same thing that killed your partner is still out there. And if you arrest me here, you'll never get out. They don't like police." Quinn looked over his shoulder. The stallholders were watching. One of them had stood up. She had two choices. She could take him now, right here, and try to drag him up three flights of wet stairs with a crowd that, by every line of her body, she knew could tear her apart if it wanted to. Or she could let him go, and follow that piece of information back into the light. Or — the third choice, the one that rose up from the empty, cold place where three years of unsolved grief had lived. She could go deeper. Quinn clicked off her torch and slipped it into her pocket. She looked Herrera dead in his warm brown eyes. "Show me," she said. "Show me what you came to buy." For a second he stared at her like she was insane. Then, slowly, something like relief broke across his face. He turned, and without looking back to see if she would follow, he started walking down the planked-over tracks, into the heart of the Veil Market. Quinn took a breath that tasted of incense and old earth. Then she followed him down into the light.
created_at"2026-07-25T17:36:25.667Z" 7/25/2026, 5:36:25 PM
model"meta/muse-spark-1.1-20260709"
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external_user(null)
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cancelledfalse
latency3600
moderation_latency(null)
generation_time21952
tokens_prompt888
tokens_completion2656
native_tokens_prompt957
native_tokens_completion2723
native_tokens_completion_images0
native_tokens_reasoning314
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"completed"
service_tier"auto"
usage0.012769
router(null)
provider_responses
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endpoint_id"b2b9f6f9-8880-41c1-bd0c-867650fd5238"
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is_byokfalse
latency1283
model_permaslug"meta/muse-spark-1.1-20260709"
provider_name"Meta"
status200
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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
totalTags10
adverbTagCount0
adverbTags(empty)
dialogueSentences27
tagDensity0.37
leniency0.741
rawRatio0
effectiveRatio0
97.32% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1865
totalAiIsmAdverbs1
found
0
adverb"slowly"
count1
highlights
0"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)
83.91% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1865
totalAiIsms6
found
0
word"flicker"
count1
1
word"flicked"
count1
2
word"glint"
count1
3
word"echoed"
count1
4
word"familiar"
count1
5
word"glistening"
count1
highlights
0"flicker"
1"flicked"
2"glint"
3"echoed"
4"familiar"
5"glistening"
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
emotionTells1
narrationSentences173
matches
0"was scared"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount2
narrationSentences173
filterMatches
0"watch"
hedgeMatches
0"tried to"
1"try to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences190
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen43
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1875
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions14
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions52
wordCount1626
uniqueNames21
maxNameDensity0.86
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Soho1
Quinn14
Herrera10
Raven1
Nest1
Shaftesbury1
Met1
Greek1
Street1
Saint2
Christopher2
Wardour1
Camden1
Morris4
Euston1
Road1
Tube2
Veil2
Market2
English1
Seville2
persons
0"Quinn"
1"Herrera"
2"Raven"
3"Saint"
4"Christopher"
5"Morris"
6"Market"
places
0"Soho"
1"Shaftesbury"
2"Greek"
3"Street"
4"Euston"
5"Road"
6"Seville"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences103
glossingSentenceCount1
matches
0"something like relief broke across his face"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1875
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences190
matches
0"follow that piece"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs70
mean26.79
std19.98
cv0.746
sampleLengths
013
112
250
316
458
525
63
721
862
932
1044
117
1253
1329
1455
159
1632
1727
1824
1919
2013
2110
221
2354
2448
258
2617
2743
2815
2925
302
3141
328
334
34111
3535
3632
3747
384
3941
4035
4119
4226
431
442
4573
4626
4726
4840
4915
95.12% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences173
matches
0"was swallowed"
1"was fogged"
2"was overlaid"
3"been transformed"
4"was scared"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs275
matches
0"was screaming"
1"was standing"
2"were watching"
22.56% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount10
semicolonCount0
flaggedSentences8
totalSentences190
ratio0.042
matches
0"Quinn followed, close enough now to see the silver glint at his throat — his Saint Christopher medallion bouncing against his jacket as he moved."
1"The clique she knew existed but couldn't pin down — rich, insulated, untouchable."
2"He turned abruptly down a stairwell marked CAMDEN TOWN - NORTHERN LINE - CLOSED FOR ENGINEERING WORKS."
3"The familiar Tube smell — hot metal, brake dust, mold — was overlaid with something else."
4"No — not all people."
5"Things for sale that made no sense — jars of humming black liquid, feathers that moved on their own, bundles of bone tied with red string."
6"Even from here she could see what he pulled out — a small, yellowed disc of bone, pierced through."
7"Or — the third choice, the one that rose up from the empty, cold place where three years of unsolved grief had lived."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1625
adjectiveStacks0
stackExamples(empty)
adverbCount39
adverbRatio0.024
lyAdverbCount10
lyAdverbRatio0.006153846153846154
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences190
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences190
mean9.87
std7.95
cv0.806
sampleLengths
013
112
229
312
49
52
63
711
812
930
101
111
121
131
1412
1525
163
1721
183
1920
209
216
2224
2314
2417
251
2619
2725
287
2919
307
314
3223
3317
347
352
363
3714
387
397
4013
4113
421
439
448
458
4613
473
4817
497
45.57% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats21
diversityRatio0.3404255319148936
totalSentences188
uniqueOpeners64
91.95% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences145
matches
0"Of course he knew her"
1"Instead he stepped closer, close"
2"Then, slowly, something like relief"
3"Then she followed him down"
ratio0.028
79.31% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount51
totalSentences145
matches
0"Her target was twenty meters"
1"She'd known him on sight"
2"He'd been coming out of"
3"She'd watched Herrera push through"
4"He cut left, down a"
5"Her breath sawed in her"
6"She flicked her left wrist"
7"He burst out of the"
8"He hit Wardour and kept"
9"It hammered her closely cropped"
10"Her radio was at her"
11"They crossed Euston Road and"
12"Her lungs burned."
13"He turned abruptly down a"
14"she shouted down"
15"He'd gone in."
16"He'd gone in alone because"
17"She hadn't understood it then."
18"She still didn't."
19"She checked the watch again."
ratio0.352
80.69% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount110
totalSentences145
matches
0"The rain in Soho came"
1"Harlow Quinn kept her head"
2"Her target was twenty meters"
3"Olive skin, short dark curls"
4"She'd known him on sight"
5"The off-the-books medic."
6"Seville-born, ex-NHS, license revoked for"
7"He'd been coming out of"
8"Quinn had been sitting across"
9"The light stained the wet"
10"She'd watched Herrera push through"
11"Quinn shouted, but her voice"
12"Herrera didn't stop."
13"He cut left, down a"
14"The alley stank of bin"
15"Her breath sawed in her"
16"She flicked her left wrist"
17"The worn leather watch on"
18"He burst out of the"
19"Quinn followed, close enough now"
ratio0.759
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount5
totalSentences145
matches
0"Now he ran."
1"If she lost him now,"
2"Even from here she could"
3"If she let him disappear"
4"Or — the third choice,"
ratio0.034
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences66
technicalSentenceCount1
matches
0"Things for sale that made no sense — jars of humming black liquid, feathers that moved on their own, bundles of bone tied with red string."
75.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags10
uselessAdditionCount1
matches
0"Quinn shouted, but her voice was swallowed by a bus braking and the hiss of tires on wet asphalt"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags6
fancyCount1
fancyTags
0"Quinn shouted (shout)"
dialogueSentences27
tagDensity0.222
leniency0.444
rawRatio0.167
effectiveRatio0.074
92.3811%