Run: 2026-07-25-01KYD6YZCQPSFQ1GJSG5NFBDYE

Run Details

Duration:
19.3s
Cost:
$0.010594
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 had turned Soho into a slick mirror. Harlow Quinn kept her head down and her eyes up, the way they taught you when you walked a beat that didn't want you there. Water sheeted off the awnings on Greek Street and pooled in the gutters, carrying cigarette butts and flyers for nights that would never happen. Her boots cut through it without breaking stride. Eighteen years on the Met and she could still run when she had to. Ahead, the kid slipped. Not a kid. Twenty-nine, olive skin gone pale under the streetlight, short curly dark brown hair plastered to his skull. Tomás Herrera. Former NHS paramedic, struck off the register eight months ago for administering what the report had called 'unauthorized treatments and unlicensed substances' to patients who didn't technically exist in any system Quinn could access. He'd been clean since, off-the-books, careful. Until tonight. She'd been watching The Raven's Nest for three weeks. The bar sat low between a shuttered sex shop and a ramen counter, its distinctive green neon sign above the entrance buzzing and spitting in the rain. RAVEN'S NEST, the N half dead so it read RAVEN'S EST. From her car across the street she had seen him go in at 21:40, Saint Christopher medallion flashing once against his throat when he pushed his collar up. He hadn't come out the front. She'd given it ten minutes, then pushed through the door. Dimly lit, smelling of old beer and floor wax. Walls covered with old maps and black-and-white photographs that had nothing to do with Soho. The barman, Silas, hadn't looked up. There were maybe six people in the place, none of them Herrera. But the bookshelf at the back had been ajar by an inch. A line of damp footprints led to it. Quinn had drawn her warrant card, held it up. "Police. Who's in the back room?" Silas had finally looked at her then. "No back room." She'd pushed the shelf herself. It swung inward on silent hinges into a hidden back room accessible through a bookshelf, used for clandestine meetings. Low table, low light, three chairs, and one of them still warm. On the table, a small, yellowed disc of bone, carved with a sigil that made her eyes water if she looked at it too long. Herrera's chair had been knocked back. The window - a narrow hopper that shouldn't have existed, given the building's footprint - was open to the rain. He ran when he saw the card. Now he was thirty meters ahead and losing ground because he kept checking over his shoulder, warm brown eyes wide. The scar running along his left forearm from a knife attack stood out white in the cold. "Tomás! Stop! Police!" He didn't stop. He cut left into Bateman Street, vaulted a stack of brewery crates, and nearly went down when his foot hit standing water. Quinn narrowed the gap. Her breath sawed. The worn leather watch on her left wrist ticked loud against her skin - she never could stand a smartwatch, never trusted anything that needed charging to tell you the time. He hit Charing Cross Road and went north, towards the lights, towards crowds that weren't there at this hour in this weather. A night bus blew past, throwing a wall of spray over both of them. Quinn wiped her face with her sleeve and kept running. Three years ago DS Morris had run like this. Responding to a call in Deptford, a domestic that wasn't a domestic, something the responding uniforms had described as "wrong air." Morris had gone in first. Quinn had been right behind him and then she wasn't. One moment he was there, hand on his holster, saying "Stay behind me, Harlow" - the next the hallway stretched too long, the lights too dim, and Morris was on the floor with his eyes open and his mouth full of ash. The official report said cardiac event. Quinn had carried him out. She had never forgotten the way the air had tasted. Like old pennies and smoke that had never seen fire. Supernatural origins she doesn't yet understand. The Independent Office for Police Conduct therapist had underlined that phrase in her notes. Tomás swerved into an alley and she thought she had him, and then he dropped. No, not dropped. Descended. A service stair, almost invisible behind a pile of black bin bags, leading down to a maintenance door for the Underground that hadn't been used since the 80s. A rusted gate that should have been locked was standing open, its padlock melted - not cut, melted - into a slug of metal on the ground. Quinn skidded to a halt at the top, rain hammering on her closely cropped salt-and-pepper hair, running down her sharp jaw. He was at the bottom, one hand braced on the final step, looking up at her. Sucking air. "Don't," he gasped, his accent thicker when he was scared, still Seville underneath all that London. "You can't come down here. Detective, please." "Then come up here and we can talk," she said, keeping her voice level despite the burn in her lungs. Her bearing held, military precision even when soaked through. "You were at the Nest. You're meeting people who don't want to be on any books. You've got a token that you shouldn't have." "It's not what you think!" "Then tell me what it is. You're helping them, Tomás. That clique. You stitch them up when they get hurt and you don't ask questions." He flinched. Not because she was wrong. Below him, beyond the door, a draft came up. It was warm, and it didn't smell like Tube tunnels. It smelled like incense and iron and fried food and wet stone, like a market at night after the rain. Light flickered down there. Not electric. Herrera looked over his shoulder into that light, then back at her, and made a decision. He turned the bone token over in his fingers - she hadn't seen him pick it up - and pressed it against the dark. "Shit - Tomás!" He slipped through the maintenance door. Quinn swore and started down after him. The stair took her out of the rain so abruptly the silence rang. At the bottom the door led not to a service tunnel but to a decommissioned platform. An abandoned Tube station beneath Camden - except this was still Soho, she had not run four kilometers north, not in three minutes. The tiles were old bottle-green and cream, cracked, weeping with water that never fell. The tracks had been boarded over with rough planks and turned into aisles. The Veil Market. She had heard the name twice. Once from a fourteen-year-old pickpocket who had sworn he sold a tooth there that whispered. Once from Morris, drunk on his last birthday, saying "There's things under the city, Harlow, things that move locations every full moon and the brass pretends they don't." It was busy. Stalls lit by lanterns and string lights and things that were not lights, built from old luggage racks and market carts. Something hung from the ceiling that pulsed. People - not all people - haggled over jars that moved on their own, over bundles of herbs that smoked without heat, over blades etched with script. The air was thick with languages she didn't know. And every head had turned when the bone token had been used. Entry requirement. Without it you didn't get in. Without it you shouldn't be able to see it at all. Tomás was pushing through the crowd, knocking a stack of caged sparrows that were not sparrows. They screamed with human voices. Quinn put one boot over the threshold of the maintenance door and felt the whole market feel her back. Like pressure behind the eardrum, before a storm. Procedure said call it in. Procedure said you do not pursue a suspect into an unknown, potentially hostile environment without backup, without a warrant, without your bone token being logged in evidence. Procedure was what kept you alive eighteen years. Procedure was what Morris hadn't followed. If she went in there, no one would know where she was. No radio signal would make it through that much earth and that much wrong. If Herrera disappeared in there, she lost her only thread to the clique she'd been chasing for six months - the neat, pretty kids in good coats who never got sick, never got hurt, and left ash and bitemarks and missing persons around them like litter. If she didn't go in, she proved the brass right. That she saw things. Tomás looked back once more from behind a stall selling what looked like bottled shadows. His Saint Christopher medallion swung free of his shirt, dark with sweat. He mouthed something. *Lo siento.* I'm sorry. Harlow Quinn set her jaw. She checked her watch by habit - 22:17 - and then took her hand off the rusted doorframe and stepped fully onto the boards. The market swallowed the sound of the rain behind her. The lights burned brighter, as if pleased. Two stalls down, something with too many joints in its fingers smiled at her with a mouth full of filing cabinets. At the far end of the platform, where the tunnel should have been bricked up, the tunnel was open and breathing cold. Tomás was still running, towards that dark. Quinn ran after him.
created_at"2026-07-25T18:00:25.758Z" 7/25/2026, 6:00:25 PM
model"meta/muse-spark-1.1-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3002
moderation_latency(null)
generation_time19253
tokens_prompt888
tokens_completion2256
native_tokens_prompt957
native_tokens_completion2294
native_tokens_completion_images0
native_tokens_reasoning322
native_tokens_cached320
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"
usage0.01059375
router(null)
provider_responses
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endpoint_id"b2b9f6f9-8880-41c1-bd0c-867650fd5238"
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is_byokfalse
latency610
model_permaslug"meta/muse-spark-1.1-20260709"
provider_name"Meta"
status200
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total_cost0.01059375
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provider_name"Meta"
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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)
dialogueSentences13
tagDensity0.462
leniency0.923
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1562
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)
80.79% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1562
totalAiIsms6
found
0
word"clandestine"
count1
1
word"flickered"
count1
2
word"electric"
count1
3
word"silence"
count1
4
word"pulsed"
count1
5
word"etched"
count1
highlights
0"clandestine"
1"flickered"
2"electric"
3"silence"
4"pulsed"
5"etched"
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
emotionTells1
narrationSentences119
matches
0"was scared"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount3
hedgeCount0
narrationSentences119
filterMatches
0"watch"
1"feel"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences127
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen45
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords2
totalWords1577
ratio0.001
matches
0"Lo siento."
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
totalMentions62
wordCount1449
uniqueNames30
maxNameDensity0.76
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Soho3
Quinn11
Greek1
Street2
Met1
Herrera5
Raven1
Nest1
Saint2
Christopher2
Silas2
Bateman1
Charing1
Cross1
Road1
Morris5
Deptford1
Independent1
Office1
Police1
Conduct1
Underground1
Seville1
London1
Tube2
Camden1
Veil1
Market1
Tomás5
Procedure4
persons
0"Quinn"
1"Herrera"
2"Raven"
3"Saint"
4"Christopher"
5"Silas"
6"Morris"
7"Tube"
8"Market"
9"Tomás"
10"Procedure"
places
0"Soho"
1"Greek"
2"Street"
3"Bateman"
4"Charing"
5"Cross"
6"Road"
7"Deptford"
8"Seville"
9"London"
globalScore1
windowScore1
95.65% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences92
glossingSentenceCount2
matches
0"smelled like incense and iron and fried fo"
1"looked like bottled shadows"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.634
wordCount1577
matches
0"not to a service tunnel but to a decommissioned platform"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences127
matches
0"underlined that phrase"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs49
mean32.18
std27.38
cv0.851
sampleLengths
09
171
24
364
49
572
652
720
815
910
1087
117
1237
133
1463
1546
16118
1720
1815
1959
2021
2118
2223
2353
245
2525
267
2739
286
2940
303
316
3286
333
3449
3567
3631
3721
3827
3946
4072
4114
4232
432
4429
4510
4650
477
484
84.62% Passive voice overuse
Target: ≤2% passive sentences
passiveCount7
totalSentences119
matches
0"been knocked"
1"been used"
2"been locked"
3"been boarded"
4"been used"
5"being logged"
6"been bricked"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs240
matches
0"was standing"
1"was pushing"
2"was still running"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount13
semicolonCount0
flaggedSentences8
totalSentences127
ratio0.063
matches
0"The window - a narrow hopper that shouldn't have existed, given the building's footprint - was open to the rain."
1"The worn leather watch on her left wrist ticked loud against her skin - she never could stand a smartwatch, never trusted anything that needed charging to tell you the time."
2"A rusted gate that should have been locked was standing open, its padlock melted - not cut, melted - into a slug of metal on the ground."
3"He turned the bone token over in his fingers - she hadn't seen him pick it up - and pressed it against the dark."
4"An abandoned Tube station beneath Camden - except this was still Soho, she had not run four kilometers north, not in three minutes."
5"People - not all people - haggled over jars that moved on their own, over bundles of herbs that smoked without heat, over blades etched with script."
6"If Herrera disappeared in there, she lost her only thread to the clique she'd been chasing for six months - the neat, pretty kids in good coats who never got sick, never got hurt, and left ash and bitemarks and missing persons around them like litter."
7"She checked her watch by habit - 22:17 - and then took her hand off the rusted doorframe and stepped fully onto the boards."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount209
adjectiveStacks0
stackExamples(empty)
adverbCount2
adverbRatio0.009569377990430622
lyAdverbCount1
lyAdverbRatio0.004784688995215311
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences127
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences127
mean12.42
std8.95
cv0.721
sampleLengths
09
125
224
38
414
54
63
717
82
934
106
112
129
1327
1411
1528
166
1710
189
1915
206
2112
2212
238
249
256
267
273
285
2919
3012
3125
326
3320
347
3520
3617
373
383
3922
404
413
4231
4322
4414
4510
469
4726
4810
4942
67.98% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats12
diversityRatio0.4645669291338583
totalSentences127
uniqueOpeners59
90.91% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences110
matches
0"Dimly lit, smelling of old"
1"Once from a fourteen-year-old pickpocket"
2"Once from Morris, drunk on"
ratio0.027
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount27
totalSentences110
matches
0"Her boots cut through it"
1"He'd been clean since, off-the-books,"
2"She'd been watching The Raven's"
3"He hadn't come out the"
4"She'd given it ten minutes,"
5"She'd pushed the shelf herself."
6"It swung inward on silent"
7"He ran when he saw"
8"He didn't stop."
9"He cut left into Bateman"
10"Her breath sawed."
11"He hit Charing Cross Road"
12"She had never forgotten the"
13"He was at the bottom,"
14"he gasped, his accent thicker"
15"she said, keeping her voice"
16"Her bearing held, military precision"
17"It was warm, and it"
18"It smelled like incense and"
19"He turned the bone token"
ratio0.245
100.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount77
totalSentences110
matches
0"The rain had turned Soho"
1"Harlow Quinn kept her head"
2"Water sheeted off the awnings"
3"Her boots cut through it"
4"He'd been clean since, off-the-books,"
5"She'd been watching The Raven's"
6"The bar sat low between"
7"RAVEN'S NEST, the N half"
8"He hadn't come out the"
9"She'd given it ten minutes,"
10"Walls covered with old maps"
11"The barman, Silas, hadn't looked"
12"A line of damp footprints"
13"Quinn had drawn her warrant"
14"Silas had finally looked at"
15"She'd pushed the shelf herself."
16"It swung inward on silent"
17"Herrera's chair had been knocked"
18"The window - a narrow"
19"He ran when he saw"
ratio0.7
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount4
totalSentences110
matches
0"Now he was thirty meters"
1"If she went in there,"
2"If Herrera disappeared in there,"
3"If she didn't go in,"
ratio0.036
81.28% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences58
technicalSentenceCount5
matches
0"Harlow Quinn kept her head down and her eyes up, the way they taught you when you walked a beat that didn't want you there."
1"Walls covered with old maps and black-and-white photographs that had nothing to do with Soho."
2"The window - a narrow hopper that shouldn't have existed, given the building's footprint - was open to the rain."
3"A service stair, almost invisible behind a pile of black bin bags, leading down to a maintenance door for the Underground that hadn't been used since the 80s."
4"Once from a fourteen-year-old pickpocket who had sworn he sold a tooth there that whispered."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags6
uselessAdditionCount0
matches(empty)
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount3
fancyTags
0"Responding to a call in Deptford (respond)"
1"he gasped (gasp)"
2"last birthday saying (last birthday saying)"
dialogueSentences13
tagDensity0.308
leniency0.615
rawRatio0.75
effectiveRatio0.462
90.0413%