Run: 2026-10-07-01M4ASY4ZG64Z4HMTW7RWFQP2G

Run Details

Duration:
1m 14s
Cost:
$0.007353
Provider:
Mistral

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 fell hard enough to sting, needling through Quinn’s coat and plastering her salt-and-pepper hair to her skull. She kept her chin tucked, jaw sharp and set beneath the water streaming down her face, and watched the leather band of her watch—three minutes past midnight—as Tomás Herrera cut across Dean Street, his olive skin gleaming under the sodium streetlamps like wet bronze. He knew she was there. She’d been on his tail for three nights, ever since the informant’s tip about a back-alley clinic in Whitechapel, ever since she’d seen him stitching a man whose wounds shouldn’t have closed, not without stitches that glowed faintly blue beneath the skin. Tomás moved with the economical grace of a man who’d spent years carrying gurneys through hospital corridors, but tonight he moved like prey. He glanced over his shoulder, dark curls plastered to his forehead, the Saint Christopher medallion swinging against his chest as he dodged a puddle. Quinn matched his pace, boots splashing in perfect rhythm, military precision keeping her breathing steady despite the adrenaline. Eighteen years on the force had taught her to read the city’s undercurrents, to spot the predator and the hunted in equal measure. Three years ago, DS Morris had walked into a case that smelled of ozone and old blood, and he’d never walked out. The official report said heart attack. Quinn had seen the photographs. She knew better. Tomás turned left toward Shaftesbury Avenue, then cut sharply north, his scarred left forearm—a jagged line of white tissue from a knife attack she’d found in his file—flashing as he pushed through a crowd of theatre-goers. The green neon sign of The Raven’s Nest flickered above them as they passed, casting sickly light across the wet cobblestones, but Tomás didn’t stop. He was heading for the Tube, or what remained of it. Quinn’s radio crackled with static, useless here in the canyons of Soho. She ignored it. Her hand rested near the Glock at her hip, fingers drumming once against the grip—a nervous habit she’d never managed to shake, not since Morris. They reached the edge of Camden by 12:47. The rain hadn’t let up; it fell in sheets now, turning the pavement into a river of black glass that reflected the neon signs of the high street. Tomás slowed at the mouth of an abandoned Tube station, its entrance sealed by rusted iron gates that had been welded shut decades ago, back when the Northern Line still ran through here. But Quinn had done her research. She’d heard the whispers in the precinct’s darker corners, the ones about markets that moved with the moon, about traders who sold memories in vials and curses in corked bottles. Tomás produced something from his pocket—a token, white and curved, carved from bone. He pressed it against a panel in the brickwork that Quinn hadn’t noticed before, a seam that glowed faintly violet in the dark. The gates groaned, hydraulics long dead now replaced by something older, something that hummed like a struck tuning fork. He looked back. Across twenty yards of rain and shadow, their eyes met. Warm brown against brown. He didn’t run. He stepped through. Quinn stood at the threshold, rain plastering her hair, her breath coming in sharp clouds. The air at the entrance tasted wrong—metallic, ancient, like the inside of a cathedral that had been buried alive. Her watch ticked. 12:52. She could radio for backup. She could wait for the Met’s specialist units, for the ones who knew about the things that didn’t appear in case files. But Morris had waited once. Morris had hesitated. And Morris was dead in a cold storage drawer, three years without answers, three years of Quinn staring at his empty chair in the bullpen, wondering if the supernatural had reached up from the dark and taken him. Tomás was her only lead. The only thread connecting the string of disappearances to the clique she’d been hunting since she’d pinned the badge to her chest. Quinn reached into her coat pocket. Her fingers closed around the bone token she’d acquired last Tuesday from a fence in Bermondsey, smooth and cold as a tooth. She’d told herself she might need it. She’d hoped she wouldn’t. She pressed it to the panel. The violet light flared, blinding, and the world tilted. The iron gates didn’t open so much as dissolve, the metal becoming mist, becoming nothing. Quinn stepped through, her boots hitting stairs that spiraled down into absolute dark, and the rain stopped. Just like that. The silence hit her like a physical blow. She descended. The air grew colder, thick with the scent of ozone and myrrh and something else—something alive and watching. Her flashlight, clipped to her belt, cut a weak beam through the dark, illuminating walls covered in graffiti that moved when she wasn’t looking directly at it, sigils that pulsed with faint bioluminescence. The stairs opened into a cavern. No—a station. The Veil Market. It stretched before her like a fever dream of Victorian architecture and impossible geometry. Platform edges lined with stalls that hadn’t existed seconds ago, vendors with too many joints in their fingers, or eyes that reflected light like a cat’s. A woman sold bottled lightning in mason jars. A man with antlers sprouting from his temples weighed out silver dust on scales made of human teeth. The crowd moved in a river of velvet and leather and things that might have been human once, their faces blurred by glamour or curse or simply the wrongness of the place. Quinn moved through them, her bearing rigid, her hand never straying far from her weapon. She was a ghost here, a mortal in a realm of predators. She kept her eyes scanning—for the olive skin, the dark curls, the flash of a saint’s medallion. There. Twenty yards ahead, near a stall where a vendor was wrapping a beating heart in wax paper. Tomás. He was buying something—a vial of liquid that shifted between colors, violet to black to blood-red. He hadn’t seen her yet. Quinn adjusted her grip on her Glock. She thought of the bone token in her pocket, now spent, worthless as a subway ticket from a dead line. She thought of Morris, of the case files that didn’t add up, of the way the world had tilted three years ago when she’d found his body in an alley that shouldn’t have existed on any map. She thought of stopping. Of turning back. Of radioing for help and letting this monster vanish into the dark, continuing her hunt forever in the mundane world while the truth rotted in places like this. Instead, she pushed forward. Tomás turned. His eyes widened—not with fear, but with recognition. He’d known she’d follow. He reached into his pocket, not for a weapon, but for something else, something that glowed with inner fire. He tossed it toward a vendor, a payment, a distraction, and he ran. Quinn broke into a sprint. The crowd parted around her like water, some faces turning to watch with hollow eyes, others reaching out with fingers that ended in claws. She ignored them, her boots pounding the ancient tile, her breath ragged now, the military precision cracking under the weight of the chase. Tomás darted between stalls, knocking over a display of crystallized screams, sending glass shards scattering across the platform. She could see the deeper dark ahead—a tunnel that breathed cold air, that promised escape into the London night, or deeper still into whatever nightmare this place was. Tomás was heading for it, his scarred arm pumping, the medallion bouncing against his chest. Quinn drew her weapon. Not to fire—not yet, not in a place where bullets might ricochet off enchantments and come back to bite—but to clear her path. She shouted, her voice sharp and commanding, cutting through the market’s murmur. “Police! Stop!” Tomás didn’t stop. He reached the tunnel’s mouth, a maw of darkness that seemed to drink the light. He paused, just for a second, and looked back. Rain still clung to his hair, though he’d been underground for minutes. The medallion caught the dim light, gold flashing against his throat. Then he stepped into the dark. Quinn hesitated. The tunnel yawned before her, exhaling a wind that smelled of wet earth and old magic and the particular silence of places that had been abandoned by God. She could hear Tomás’s footsteps echoing, fading, but still there, still leading her deeper. She thought of turning back. Of climbing the stairs, of finding a phone, of calling in the cavalry and letting them handle the supernatural with whatever protocols they had for things that went bump in the night. But Morris hadn’t come back. Morris had followed the rabbit down the hole, and the hole had closed over him, and Quinn had spent three years digging at the edges of a grave that had no bottom. She stepped into the tunnel. The darkness closed around her like a fist, and the chase continued.
created_at"2026-10-07T09:08:29.304Z" 10/7/2026, 9:08:29 AM
model"mistralai/mistral-large-4-0-20261006"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency794
moderation_latency(null)
generation_time73518
tokens_prompt888
tokens_completion3647
native_tokens_prompt831
native_tokens_completion3248
native_tokens_completion_images(null)
native_tokens_reasoning1370
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"stop"
service_tier"default"
usage0.0073534
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791364109-S6Pxn2eBOGwNepvXIQm4"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791364109-dvKZ52e3tMf701vSv2Nr"
upstream_id"db581193b86442efbc64d37596827d4b"
provider_responses
0
endpoint_id"19b3b5d7-23f6-4b63-8109-64a6cc37d996"
id"db581193b86442efbc64d37596827d4b"
is_byokfalse
latency765
model_permaslug"mistralai/mistral-large-4-0-20261006"
provider_name"Mistral"
status200
total_cost0.0073534
cache_discount(null)
upstream_inference_cost0
provider_name"Mistral"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags0
96.71% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1519
totalAiIsmAdverbs1
found
0
adverb"sharply"
count1
highlights
0"sharply"
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)
40.75% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1519
totalAiIsms18
found
0
word"streaming"
count1
1
word"gleaming"
count1
2
word"perfect"
count1
3
word"predator"
count1
4
word"flickered"
count1
5
word"silence"
count2
6
word"pulsed"
count1
7
word"velvet"
count1
8
word"scanning"
count1
9
word"pounding"
count1
10
word"weight"
count1
11
word"crystallized"
count1
12
word"pumping"
count1
13
word"maw"
count1
14
word"footsteps"
count1
15
word"echoing"
count1
16
word"grave"
count1
highlights
0"streaming"
1"gleaming"
2"perfect"
3"predator"
4"flickered"
5"silence"
6"pulsed"
7"velvet"
8"scanning"
9"pounding"
10"weight"
11"crystallized"
12"pumping"
13"maw"
14"footsteps"
15"echoing"
16"grave"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"eyes widened/narrowed"
count1
highlights
0"eyes widened"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences107
matches
0"t with fear"
89.45% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount2
narrationSentences107
filterMatches
0"watch"
hedgeMatches
0"managed to"
1"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences108
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen46
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1504
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions4
unquotedAttributions0
matches(empty)
96.74% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions63
wordCount1502
uniqueNames27
maxNameDensity1.07
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Quinn16
Tomás13
Herrera1
Dean1
Street1
Whitechapel1
Saint1
Christopher1
Morris8
Shaftesbury1
Avenue1
Raven1
Nest1
Tube2
Soho1
Glock2
Camden1
Northern1
Line1
Met1
Tuesday1
Bermondsey1
Veil1
Market1
Victorian1
London1
God1
persons
0"Quinn"
1"Tomás"
2"Herrera"
3"Saint"
4"Christopher"
5"Morris"
6"Raven"
7"Nest"
8"Line"
9"Met"
places
0"Dean"
1"Street"
2"Whitechapel"
3"Shaftesbury"
4"Avenue"
5"Soho"
6"Glock"
7"Bermondsey"
8"Market"
9"London"
globalScore0.967
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences73
glossingSentenceCount1
matches
0"darkness that seemed to drink the light"
67.02% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches2
per1kWords1.33
wordCount1504
matches
0"not with fear, but with recognition"
1"not for a weapon, but for something else, something"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences108
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs34
mean44.24
std26.56
cv0.6
sampleLengths
063
194
277
372
440
5105
655
723
838
973
1027
1139
126
1352
1453
1511
1698
1744
1840
1964
2035
214
2246
235
2465
2543
2639
272
2850
296
3044
3137
3237
3317
95.43% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences107
matches
0"been welded"
1"been buried"
2"been abandoned"
69.28% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount5
totalVerbs255
matches
0"was heading"
1"wasn’t looking"
2"was wrapping"
3"was buying"
4"was heading"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount15
semicolonCount1
flaggedSentences13
totalSentences108
ratio0.12
matches
0"She kept her chin tucked, jaw sharp and set beneath the water streaming down her face, and watched the leather band of her watch—three minutes past midnight—as Tomás Herrera cut across Dean Street, his olive skin gleaming under the sodium streetlamps like wet bronze."
1"Tomás turned left toward Shaftesbury Avenue, then cut sharply north, his scarred left forearm—a jagged line of white tissue from a knife attack she’d found in his file—flashing as he pushed through a crowd of theatre-goers."
2"Her hand rested near the Glock at her hip, fingers drumming once against the grip—a nervous habit she’d never managed to shake, not since Morris."
3"The rain hadn’t let up; it fell in sheets now, turning the pavement into a river of black glass that reflected the neon signs of the high street."
4"Tomás produced something from his pocket—a token, white and curved, carved from bone."
5"The air at the entrance tasted wrong—metallic, ancient, like the inside of a cathedral that had been buried alive."
6"The air grew colder, thick with the scent of ozone and myrrh and something else—something alive and watching."
7"No—a station."
8"She kept her eyes scanning—for the olive skin, the dark curls, the flash of a saint’s medallion."
9"He was buying something—a vial of liquid that shifted between colors, violet to black to blood-red."
10"His eyes widened—not with fear, but with recognition."
11"She could see the deeper dark ahead—a tunnel that breathed cold air, that promised escape into the London night, or deeper still into whatever nightmare this place was."
12"Not to fire—not yet, not in a place where bullets might ricochet off enchantments and come back to bite—but to clear her path."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1522
adjectiveStacks1
stackExamples
0"wrong—metallic, ancient, like"
adverbCount34
adverbRatio0.022339027595269383
lyAdverbCount8
lyAdverbRatio0.005256241787122208
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences108
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences108
mean13.93
std10.62
cv0.763
sampleLengths
019
144
25
342
423
524
618
723
822
96
105
113
1236
1325
1411
1512
163
1725
188
1928
2033
216
2230
2313
2423
2519
263
2710
284
293
303
3115
3219
333
341
355
3622
375
383
3938
405
4122
426
4322
447
454
466
479
4815
4917
35.98% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats15
diversityRatio0.2616822429906542
totalSentences107
uniqueOpeners28
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences100
matches
0"Just like that."
1"Instead, she pushed forward."
2"Then he stepped into the"
ratio0.03
52.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount42
totalSentences100
matches
0"She kept her chin tucked,"
1"He knew she was there."
2"She’d been on his tail"
3"He glanced over his shoulder,"
4"She knew better."
5"He was heading for the"
6"She ignored it."
7"Her hand rested near the"
8"They reached the edge of"
9"She’d heard the whispers in"
10"He pressed it against a"
11"He looked back."
12"He didn’t run."
13"He stepped through."
14"Her watch ticked."
15"She could radio for backup."
16"She could wait for the"
17"Her fingers closed around the"
18"She’d told herself she might"
19"She’d hoped she wouldn’t."
ratio0.42
45.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount83
totalSentences100
matches
0"The rain fell hard enough"
1"She kept her chin tucked,"
2"He knew she was there."
3"She’d been on his tail"
4"Tomás moved with the economical"
5"He glanced over his shoulder,"
6"Quinn matched his pace, boots"
7"The official report said heart"
8"Quinn had seen the photographs."
9"She knew better."
10"Tomás turned left toward Shaftesbury"
11"The green neon sign of"
12"He was heading for the"
13"Quinn’s radio crackled with static,"
14"She ignored it."
15"Her hand rested near the"
16"They reached the edge of"
17"The rain hadn’t let up;"
18"Tomás slowed at the mouth"
19"She’d heard the whispers in"
ratio0.83
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences100
matches(empty)
ratio0
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences59
technicalSentenceCount14
matches
0"She’d been on his tail for three nights, ever since the informant’s tip about a back-alley clinic in Whitechapel, ever since she’d seen him stitching a man whos…"
1"Tomás moved with the economical grace of a man who’d spent years carrying gurneys through hospital corridors, but tonight he moved like prey."
2"The rain hadn’t let up; it fell in sheets now, turning the pavement into a river of black glass that reflected the neon signs of the high street."
3"She’d heard the whispers in the precinct’s darker corners, the ones about markets that moved with the moon, about traders who sold memories in vials and curses …"
4"The gates groaned, hydraulics long dead now replaced by something older, something that hummed like a struck tuning fork."
5"Quinn stood at the threshold, rain plastering her hair, her breath coming in sharp clouds."
6"The air at the entrance tasted wrong—metallic, ancient, like the inside of a cathedral that had been buried alive."
7"Her flashlight, clipped to her belt, cut a weak beam through the dark, illuminating walls covered in graffiti that moved when she wasn’t looking directly at it,…"
8"He was buying something—a vial of liquid that shifted between colors, violet to black to blood-red."
9"She ignored them, her boots pounding the ancient tile, her breath ragged now, the military precision cracking under the weight of the chase."
10"She could see the deeper dark ahead—a tunnel that breathed cold air, that promised escape into the London night, or deeper still into whatever nightmare this pl…"
11"The tunnel yawned before her, exhaling a wind that smelled of wet earth and old magic and the particular silence of places that had been abandoned by God."
12"She could hear Tomás’s footsteps echoing, fading, but still there, still leading her deeper."
13"Of climbing the stairs, of finding a phone, of calling in the cavalry and letting them handle the supernatural with whatever protocols they had for things that …"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags0
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
79.4119%