Run: 2026-10-07-01M4AVDP4K4SQMHJWNXRJF9XVY

Run Details

Duration:
18.8s
Cost:
$0.017050
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 in sheets, turning the neon glow of Soho into a blur of smeared colors. Detective Harlow Quinn’s boots splashed through puddles as she kept her eyes locked on the figure darting between the shadows. The suspect—a wiry man in a dark coat—moved with the kind of urgency that only guilt could fuel. She had seen it before, the way a man ran when he knew the law was closing in. Her breath came in controlled bursts, the years of discipline keeping her pace steady despite the slick pavement. The leather watch on her left wrist glinted under the flickering streetlights as she checked the time. 23:47. Too late for honest folk to be out, but Soho never slept. The man ducked into an alley, his silhouette swallowed by the darkness. Harlow didn’t hesitate. She followed, her sharp jaw set, the salt-and-pepper crop of her hair plastered to her scalp by the downpour. The alley was narrow, the walls slick with rain and grime. A fire escape groaned overhead, its rusted metal groaning under the weight of the storm. She rounded a corner just in time to see the man yank open a door she hadn’t noticed before—a blackened slab of wood set into the brick, nearly invisible unless you were looking for it. It swung shut behind him with a thud. Harlow reached for it, her fingers brushing the cold, damp surface. No handle. No lock. Just a door. She pushed. It didn’t budge. A low growl of frustration escaped her. She had lost men like this before—DS Morris flashing through her mind, his last case still unsolved, his disappearance still a gnawing hole in her gut. She wouldn’t let it happen again. Then she saw it—a faint green glow seeping from beneath the door. Neon. The same distinctive green as the sign above The Raven’s Nest. Her pulse quickened. She knew that bar. Knew the rumors that swirled around it like the smoke from its chimney. Silas’ place. A front for something darker. She pressed her shoulder against the door, testing its give. Nothing. But the glow was there, taunting her. The man had gone in. And if he was connected to the clique—if this was where they hid their secrets—then she couldn’t afford to lose him. A voice cut through the rain. “You’re not going to find what you’re looking for that way.” Harlow spun, her hand instinctively going to the holster at her hip. A man stood in the mouth of the alley, his olive skin slick with rain, his dark curls plastered to his forehead. Tomás Herrera. She recognized him from the files—former paramedic, now a ghost in the system. His left forearm bore the pale line of a scar, visible even in the dim light. The Saint Christopher medallion around his neck caught the glow of a distant streetlamp. “You’re blocking the only way in,” he said, stepping closer. His voice was calm, but his eyes were sharp, assessing. “Unless you’ve got a bone token.” Harlow’s fingers twitched. “A what?” Tomás exhaled, his breath misting in the cold air. “The Veil Market. It’s not for cops.” “The Veil Market?” The name sent a chill through her that had nothing to do with the rain. She’d heard whispers of it in the underworld—an underground black market for things that didn’t exist. Or shouldn’t. “That’s a myth.” “So are vampires,” Tomás said, his voice dry. “And yet, here we are.” Harlow’s mind raced. The man she was chasing—the one who had slipped through that door—was he part of this? Part of the clique? She thought of Morris again, the way his case file had been sealed, the way his body had never been found. The way the higher-ups had told her to drop it. “You’re saying that door leads to the Market?” Tomás nodded. “But without a token, you’re not getting in. And even if you did, you wouldn’t last five minutes.” Harlow studied him. There was something in his bearing—something that told her he knew more than he was letting on. “And you have a token?” A flicker of a smile touched his lips. “I’ve got connections.” She weighed her options. The man was getting away. The Market—if it was real—was a goldmine of information. And Tomás? He was a wildcard. But right now, he was the only lead she had. “Fine,” she said. “Get me in.” Tomás didn’t move. “You don’t understand what you’re asking. The Market isn’t just a place. It’s a *realm*. And the things in there? They don’t play by your rules.” Harlow’s jaw tightened. “I don’t care about realms. I care about justice.” Tomás stared at her for a long moment, then sighed. “You’re either the bravest cop I’ve ever met or the stupidest.” He reached into his coat and pulled out a small, smooth object—a bone token, carved with symbols she didn’t recognize. “This’ll get you in. But once you’re inside, you’re on your own.” She took the token, its surface cold and unnaturally smooth. “And you?” “I’m coming with you,” he said. “Someone’s got to make sure you don’t get yourself killed.” Harlow didn’t argue. She turned back to the door and pressed the token against its surface. For a second, nothing happened. Then, with a groan of ancient hinges, the door swung inward, revealing a set of stone steps descending into darkness. The air that rushed out was thick, stale, like the breath of something long buried. Harlow’s instincts screamed at her to turn back. But the man was down there. The answers were down there. She stepped forward, her boots hitting the first step. The door slammed shut behind them, plunging them into near-total darkness. Tomás flicked on a torch, its beam cutting through the black like a knife. The walls were rough stone, slick with moisture. The air smelled of damp earth and something else—something metallic, like old blood. “Stay close,” Tomás murmured. The steps spiraled downward, the torchlight revealing carvings in the walls—symbols, warnings, things that made Harlow’s skin prickle. At the bottom, the passage opened into a vast chamber. The ceiling was lost in shadow, but the space was alive with movement, with sound. The Veil Market. Stalls lined the edges of the chamber, their wares glowing with eerie light. Bottles of swirling liquid, weapons that hummed with energy, creatures in cages that watched her with too many eyes. The air was thick with the scent of spices and something darker, something primal. And then there were the people—or the things that looked like people. A woman with skin like polished obsidian, her eyes entirely white. A man with too many fingers, his smile too wide. Harlow’s hand tightened around her weapon. Tomás leaned in. “Don’t draw unless you’re ready to use it. And even then, it might not be enough.” Harlow scanned the crowd. No sign of her suspect. But there—near a stall selling what looked like jars of preserved shadows—a figure in a dark coat. The same wiry build. The same desperate movements. She moved forward, Tomás at her side. The crowd parted around them, eyes tracking their progress with open curiosity—or hunger. Harlow ignored them. She was closing in. The man turned, his face gaunt in the flickering light. His eyes widened when he saw her. Then he bolted, shoving through the crowd, knocking over a display of glowing orbs that shattered like glass, releasing a scent like ozone and decay. Harlow cursed and broke into a run. The Market was a maze of stalls and bodies, but she kept her eyes on the man’s retreating back. He ducked behind a curtain of beads, each one clicking like bone. She followed, bursting through into a narrower passage. The walls here were lined with more of those symbols, their edges pulsing with a faint light. The man was ahead, his breath ragged. Harlow gained on him, her military precision cutting through the chaos. Then the passage opened into a dead end. The man spun, his back against the wall. His hand dipped into his coat. Harlow raised her weapon. “Police. Don’t move.” The man’s laugh was a dry, rattling thing. “You shouldn’t have followed me, Detective.” His hand came out of his coat. Not a weapon. A knife—but not like any she’d seen. Its blade was black, jagged, like a shard of night given form. And it *moved*, writhing in his grip like a living thing. Harlow’s finger tightened on the trigger. Then the wall behind the man *rippled*. Like water. Like a veil being drawn back. And from it stepped something that made her blood turn to ice. It was tall—too tall—and its limbs were too long, its joints bending in ways that made her stomach twist. Its face was a shifting mass of shadows, but its eyes—two pinpricks of red—locked onto her with terrifying intensity. The man grinned. “Meet my employer.” Harlow’s breath came fast. She had faced down killers, gangsters, men with nothing to lose. But this—this was something else. This was the thing that had taken Morris. She *knew* it. Tomás’ voice was a low growl beside her. “Harlow. We need to go. *Now.*” The thing took a step forward. The man with the knife laughed. Harlow made her choice. She fired.
created_at"2026-10-07T09:34:26.972Z" 10/7/2026, 9:34:26 AM
model"mistralai/mistral-medium-3.5-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency420
moderation_latency(null)
generation_time18700
tokens_prompt888
tokens_completion2353
native_tokens_prompt852
native_tokens_completion2103
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
usage0.0170505
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791365666-cts1HS7s79cZFH9tmb3W"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791365666-CMthLhXFtduplJQDPQE5"
upstream_id"6bafe9994a0640589d128cfd4e1d09bd"
provider_responses
0
endpoint_id"d21d316f-d540-4718-b36e-3beff85d0cf9"
id"6bafe9994a0640589d128cfd4e1d09bd"
is_byokfalse
latency420
model_permaslug"mistralai/mistral-medium-3.5-20260430"
provider_name"Mistral"
status200
total_cost0.0170505
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
totalTags7
adverbTagCount0
adverbTags(empty)
dialogueSentences28
tagDensity0.25
leniency0.5
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1574
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)
65.06% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1574
totalAiIsms11
found
0
word"weight"
count1
1
word"pulse"
count1
2
word"quickened"
count1
3
word"chill"
count1
4
word"raced"
count1
5
word"flicker"
count1
6
word"flicked"
count1
7
word"scanned"
count1
8
word"shattered"
count1
9
word"stomach"
count1
10
word"intensity"
count1
highlights
0"weight"
1"pulse"
2"quickened"
3"chill"
4"raced"
5"flicker"
6"flicked"
7"scanned"
8"shattered"
9"stomach"
10"intensity"
33.33% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches3
maxInWindow3
found
0
label"eyes widened/narrowed"
count1
1
label"air was thick with"
count1
2
label"sent a shiver through"
count1
highlights
0"eyes widened"
1"The air was thick with"
2"sent a chill through"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences145
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences145
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences168
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen36
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans5
markdownWords5
totalWords1547
ratio0.003
matches
0"realm"
1"moved"
2"rippled"
3"knew"
4"Now."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions9
unquotedAttributions0
matches(empty)
66.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions46
wordCount1343
uniqueNames12
maxNameDensity1.49
worstName"Harlow"
maxWindowNameDensity3
worstWindowName"Tomás"
discoveredNames
Soho2
Harlow20
Quinn1
Morris3
Raven1
Nest1
Herrera1
Saint1
Christopher1
Market3
Tomás11
Veil1
persons
0"Harlow"
1"Quinn"
2"Morris"
3"Raven"
4"Herrera"
5"Saint"
6"Christopher"
7"Tomás"
8"Veil"
places
0"Soho"
globalScore0.755
windowScore0.667
96.81% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences94
glossingSentenceCount2
matches
0"looked like people"
1"looked like jars of preserved shadows—a f"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1547
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences168
matches
0"knew that bar"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs53
mean29.19
std19.16
cv0.656
sampleLengths
073
148
260
361
45
539
651
744
817
979
1026
115
1216
1339
1413
1554
168
1720
1825
1911
2034
216
2229
2312
2453
2512
2616
2741
2834
2955
304
3146
3246
3339
3419
3534
3627
3742
3846
3935
4022
417
4214
4340
446
4527
4638
476
4831
4914
93.16% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences145
matches
0"was connected"
1"been sealed"
2"been found"
3"was lost"
4"were lined"
5"being drawn"
56.32% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount5
totalVerbs232
matches
0"was closing"
1"were looking"
2"was chasing"
3"was letting"
4"was closing"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount27
semicolonCount0
flaggedSentences20
totalSentences168
ratio0.119
matches
0"The suspect—a wiry man in a dark coat—moved with the kind of urgency that only guilt could fuel."
1"She rounded a corner just in time to see the man yank open a door she hadn’t noticed before—a blackened slab of wood set into the brick, nearly invisible unless you were looking for it."
2"She had lost men like this before—DS Morris flashing through her mind, his last case still unsolved, his disappearance still a gnawing hole in her gut."
3"Then she saw it—a faint green glow seeping from beneath the door."
4"And if he was connected to the clique—if this was where they hid their secrets—then she couldn’t afford to lose him."
5"She recognized him from the files—former paramedic, now a ghost in the system."
6"She’d heard whispers of it in the underworld—an underground black market for things that didn’t exist."
7"The man she was chasing—the one who had slipped through that door—was he part of this?"
8"There was something in his bearing—something that told her he knew more than he was letting on."
9"The Market—if it was real—was a goldmine of information."
10"“You’re either the bravest cop I’ve ever met or the stupidest.” He reached into his coat and pulled out a small, smooth object—a bone token, carved with symbols she didn’t recognize."
11"The air smelled of damp earth and something else—something metallic, like old blood."
12"The steps spiraled downward, the torchlight revealing carvings in the walls—symbols, warnings, things that made Harlow’s skin prickle."
13"And then there were the people—or the things that looked like people."
14"But there—near a stall selling what looked like jars of preserved shadows—a figure in a dark coat."
15"The crowd parted around them, eyes tracking their progress with open curiosity—or hunger."
16"A knife—but not like any she’d seen."
17"It was tall—too tall—and its limbs were too long, its joints bending in ways that made her stomach twist."
18"Its face was a shifting mass of shadows, but its eyes—two pinpricks of red—locked onto her with terrifying intensity."
19"But this—this was something else."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount476
adjectiveStacks0
stackExamples(empty)
adverbCount13
adverbRatio0.0273109243697479
lyAdverbCount3
lyAdverbRatio0.0063025210084033615
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences168
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences168
mean9.21
std6.35
cv0.69
sampleLengths
017
120
218
318
418
517
61
712
812
93
1019
1111
1215
1335
148
1511
162
172
183
192
203
217
2226
236
2412
251
2611
273
284
2913
302
315
3210
331
347
355
3621
376
3811
3912
4022
412
4213
4316
4414
4510
4610
476
483
492
43.41% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats11
diversityRatio0.25748502994011974
totalSentences167
uniqueOpeners43
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount7
totalSentences130
matches
0"Too late for honest folk"
1"Just a door."
2"Then she saw it—a faint"
3"Then, with a groan of"
4"Then he bolted, shoving through"
5"Then the passage opened into"
6"Then the wall behind the"
ratio0.054
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount35
totalSentences130
matches
0"She had seen it before,"
1"Her breath came in controlled"
2"She followed, her sharp jaw"
3"She rounded a corner just"
4"It swung shut behind him"
5"It didn’t budge."
6"She had lost men like"
7"She wouldn’t let it happen"
8"Her pulse quickened."
9"She knew that bar."
10"She pressed her shoulder against"
11"She recognized him from the"
12"His left forearm bore the"
13"he said, stepping closer"
14"His voice was calm, but"
15"She’d heard whispers of it"
16"She thought of Morris again,"
17"She weighed her options."
18"He was a wildcard."
19"He reached into his coat"
ratio0.269
48.46% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount107
totalSentences130
matches
0"The rain fell in sheets,"
1"Detective Harlow Quinn’s boots splashed"
2"The suspect—a wiry man in"
3"She had seen it before,"
4"Her breath came in controlled"
5"The leather watch on her"
6"The man ducked into an"
7"Harlow didn’t hesitate."
8"She followed, her sharp jaw"
9"The alley was narrow, the"
10"A fire escape groaned overhead,"
11"She rounded a corner just"
12"It swung shut behind him"
13"Harlow reached for it, her"
14"It didn’t budge."
15"A low growl of frustration"
16"She had lost men like"
17"She wouldn’t let it happen"
18"The same distinctive green as"
19"Her pulse quickened."
ratio0.823
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences130
matches(empty)
ratio0
63.49% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences63
technicalSentenceCount7
matches
0"She’d heard whispers of it in the underworld—an underground black market for things that didn’t exist."
1"There was something in his bearing—something that told her he knew more than he was letting on."
2"The air that rushed out was thick, stale, like the breath of something long buried."
3"The steps spiraled downward, the torchlight revealing carvings in the walls—symbols, warnings, things that made Harlow’s skin prickle."
4"Then he bolted, shoving through the crowd, knocking over a display of glowing orbs that shattered like glass, releasing a scent like ozone and decay."
5"And from it stepped something that made her blood turn to ice."
6"It was tall—too tall—and its limbs were too long, its joints bending in ways that made her stomach twist."
53.57% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount1
matches
0"Tomás said, his voice dry"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount1
fancyTags
0"Tomás murmured (murmur)"
dialogueSentences28
tagDensity0.179
leniency0.357
rawRatio0.2
effectiveRatio0.071
80.6763%