Run: 2026-03-18-01KM08SW797E223PYW1QQFD9E6

Run Details

Duration:
27.1s
Cost:
$0.001989
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="4414" name="Eva Kowalski" aliases="Eva, Evie" pronouns="she/her" species="Human" storyRole="Best Friend"> <eyeColor>green</eyeColor> <hair>curly red</hair> <height>5'4"</height> <age>26</age> <glasses>round glasses</glasses> <satchel>worn leather satchel full of books</satchel> <freckles>freckled complexion</freckles> <nervousHabit>tucking hair behind her left ear</nervousHabit> <description>Aurora's childhood friend and an occult researcher.</description> <backstory>Moved to London two years before Aurora and works as a research assistant at the British Museum's restricted archives. She holds a master's degree in Ancient History from Oxford.</backstory> </character> <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> <item id="2004" name="Veil Compass" aliases="the Compass, shadow compass" type="Tool" origin="The Veil Market"> <casingMaterial>small brass compass</casingMaterial> <faceMarkings>face etched with protective sigils</faceMarkings> <needle>points toward the nearest supernatural rift or portal</needle> <patina>casing has a patina of verdigris</patina> <creator>crafted by a Shade artisan</creator> <description>A compass attuned to supernatural energy.</description> </item> </codex> Write a fully fleshed out scene of at least 1000 words in the mystery genre. A detective arrives at a crime scene in an unusual location. Something is wrong — the evidence doesn't add up. A colleague is present, offering a different interpretation. Through careful observation and deduction, the detective begins to see what others have missed. 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 drummed against the temporary canopy rigged over the station platform, a relentless staccato that blended with the distant hum of the city above. Detective Harlow Quinn adjusted the collar of her trench coat as she stepped out of the unmarked car, her worn leather watch glinting under the sickly yellow glow of the nearest sodium light. The air smelled of wet concrete and something older—damp earth and rust that seeped from the tiled walls. This close to the Thames, the river’s metallic tang always lingered beneath everything else. She adjusted the strap of her evidence bag and made her way to the cordoned-off entrance. Two uniforms stood guard, their faces taut with the kind of unease that came from knowing they were standing over something they didn’t understand. Quinn flashed her badge without breaking stride. “Who called it in?” “Metropolitan line control,” said one, a fresh-faced constable whose name tag read *Walsh*. “Driver reported seeing lights down here. Thought it was kids at first. Then he saw the body.” Quinn stepped under the plastic tape. The platform stretched ahead, littered with the detritus of neglect—peeling posters, discarded newspapers, the skeletal remains of an old bench. But it wasn’t the usual filth that made her jaw tighten. It was the light. Or rather, the *lack* of it. The station wasn’t fully dark. It was too *even*, too *controlled*. The shadows pooled like oil in the corners, but the center of the platform stretched under a sickly glow that didn’t come from any visible source. She pulled the zipper of her coat halfway down, knelt, and brushed her fingers against the platform tiles. They were dry. Unnaturally so. And cold. Too cold for this time of year. She stood and pulled a pair of latex gloves from her pocket, snapped them on. “You know where the body is?” she asked Walsh. The constable pointed. “Right there, ma’am. About twenty feet in.” She walked slowly, boots clicking against the tiles. The station’s architecture was classic Northern Line—curved ceiling, vintage tiling, a ghost of a once-busy life. But something had altered this place. Subtly. The air thrummed with a kind of wrongness, like a violin string tuned just slightly off. And then she saw it. A figure lay sprawled near the edge of the platform, limbs splayed at unnatural angles. Female. Late twenties, maybe early thirties. Hoodie, jeans, scuffed boots. A satchel lay nearby, its flap open, papers spilling out like black confetti. Quinn’s pulse quickened. The victim’s face was turned away. The skin was pale. Too pale. She crouched. No defensive wounds on the hands. No signs of a struggle. No visible blood. That was odd. Very odd. But there—along the temple, a tiny puncture mark, not much bigger than a needle. Almost like an insect bite. “First responders say she’s been dead six to eight hours,” Walsh offered from behind his notebook. “No ID on her yet. That satchel’s full of occult books, though.” Quinn ignored the remark. She reached for the victim’s wrist, pressed two fingers to the pulse point just behind the jawline. Then she turned the hand over. The fingers were stiff. Rigor had set in. She pulled back the hood. The face hit her like a physical blow. Quinn knew this face. She hadn’t seen her in five years, not since Oxford, not since the argument about the occult research that had torn them apart. But there was no mistaking those curly red curls, the dusting of freckles across high cheekbones, the anxious habit of tucking hair behind her left ear. *Eva.* Quinn’s breath caught. Her vision blurred for a fraction of a second. She steadied herself with a sharp inhale, forcing her professional mask into place. She stood abruptly. “Get a blanket,” she said to Walsh, voice low and even. “Cover her. And secure the area. No one else touches anything.” Walsh hesitated. “Ma’am?” “Just do it.” She stepped back two paces, arms crossed, eyes scanning the platform. Her mind raced. Eva had moved to London two years ago. Had been working at the British Museum’s restricted archives. She had a master’s in Ancient History. And she was here. Now. Dead. Quinn pulled her phone from her coat, thumb hovering over Eva’s name in her contacts. She didn’t call. Not yet. She knelt again, this time studying the floor. The tiles near Eva’s head were darker. Not from dirt. From something moist. She pulled a small flashlight from her belt, angled it low. The darker patch wasn’t blood. Not in the conventional sense. It shimmered. Not with wetness, but with something fibrous, like spider silk stretched too thin. She reached out, hesitated, then touched it with her gloved finger. The moment her skin made contact, the fibers *twitched*. Quinn recoiled so fast she nearly fell. She steadied herself against the wall, pulse hammering. That was impossible. She had to be imagining it. She shone the light wider. The shimmering wasn’t limited to Eva’s head. It stretched in a thin, sinuous line along the platform, heading toward the disused tunnel mouth—a dark maw where water dripped and graffiti spiraled across brick and tile. And then she heard it. A whisper. Not a voice. Not quite. A sound like pages turning in a windless room, like ink bleeding across vellum. It came from the tunnel. Quinn stood, eyes locked on the darkness. She pulled her torch higher, sweeping the beam down the tunnel. The light caught something metallic embedded in the wall—a grille, old and rusted. Behind it, a narrow gap. And in the gap, just visible, the glint of something round and brass. A compass. Her breath hitched. She knew that compass. Not in person, but in description. The *Veil Compass*. A black-market tool attuned to supernatural rifts. She had read the dossier on it during her investigation into the clique’s rumored activities. It was rare. Dangerous. Cursed, some said. Her hand trembled as she pulled a small evidence kit from her pocket. She carefully extracted a pair of forceps and, after a moment’s hesitation, reached into the fabric of her coat for a sealed evidence bag she kept just for strange items. “Don’t touch that,” said a voice behind her. Quinn didn’t jump. She didn’t react. But her fingers paused, poised just inches from the compass. “You shouldn’t go any closer.” Quinn turned slowly. A woman stood at the edge of the cordon. Mid-twenties. Red curly hair. Round glasses. Freckles. Green eyes that were far too sharp. Eva. Quinn’s stomach lurched. She stood motionless, glove still outstretched, forceps hovering. The woman took a step forward. “You’ll make it worse.” Quinn lowered her hand slowly. “Eva?” The woman tilted her head. “Yes.” “Eva Kowalski?” “In the flesh.” She stepped under the tape, heels clicking, carrying a small leather satchel slung over one shoulder. “I saw the reports. Figured I’d come down and… lend some context.” Quinn’s eyes flicked to the body. “You knew her?” Eva looked at the covered form, her expression softening briefly. “Yes. Or rather, this *version* of her did.” Quinn frowned. “Version?” Eva sighed, adjusted her glasses. “You’re going to think I’m insane.” “Try me.” Eva stepped closer, lowered her voice. “This isn’t the real Eva. Not anymore. Something’s happened. Something outside time.” Quinn stared. “Time?” “Yes. Look at the clock.” Quinn glanced up. Above them, a broken clock face was fixed to the wall. It read 11:47 PM. She checked her watch. 11:47 PM. But according to control logs, she had been called at 9:37. She had arrived at 10:02. Ninety-five minutes missing. Her breath came shallow. She pulled her torch again, swept it over Eva’s body. The rigor. The cold. The lack of decomposition in a corpse that should have been dead six hours. “Is this one of your occult things?” Quinn asked, voice tight. “More yours than mine,” Eva replied. “You’ve been after the clique for two years. You just didn’t realize they were playing with time.” Quinn’s lips pressed into a thin line. “Why would they kill you?” Eva smiled faintly. “They didn’t. They used me. As a vessel. Or a compass point. I don’t know. But I’m not here. Not in the way you think.” Quinn looked at the compass lodged in the wall. Then at Eva. Then at the shimmering fibers creeping across the platform. She made a decision. “Eva—if that’s really you—I need you to tell me what’s going on. Because I’ve got a dead woman at my feet, a missing hour and a half, and a compass that wasn’t supposed to exist outside a fucking legend.” Eva exhaled through her nose. “This market moves every full moon. You wouldn’t know. But something’s forcing it open. And when the Veil thins like this—” she gestured at the tunnel, “—the lines between worlds blur. Eva here—my body, anyway—was used as an anchor. A bridge.” Quinn’s mind raced. “Then why did she die?” “Because the Veil doesn’t like being forced. It takes what it’s offered. And it took *her* back.” Quinn knelt again. She studied Eva’s body. The puncture mark on the temple. The shimmering residue. The unnatural cold. “She wasn’t shot,” Quinn murmured. “Was she?” “No,” said Eva. “She was *unraveled*. Like a thread pulled too tight.” Quinn stood. Her instincts were screaming. This wasn’t just a murder. It was a sign. A mark. A violation. She pulled out her phone again. But instead of calling the station, she dialed a private number. “Morris?” she said when the line connected. A pause. Then, softly: “I think I found him. And he’s killed again. But this time… it’s different.” She hung up. Eva was watching her, eyes full of something like pity. “Who’s Morris?” Eva asked. Quinn’s jaw clenched. “My partner.” Eva’s breath caught. “You lost him… three years ago, wasn’t it?” Quinn looked at the Veil Compass half-buried in the wall, its brass casing tarnished with verdigris, its face etched with sigils that pulsed faintly under her observation—almost like it was *breathing*. She reached into her pocket and pulled out a small pouch. Inside was a bone token—small, carved from ivory, warm to the touch. She had taken it from a suspect a month ago. She had no idea how it worked. But she had a feeling. “Help me pull it out,” she told Eva. Eva went still. “You can’t. If you do, you’ll step through. And you won’t come back.” Quinn’s fingers tightened. “I don’t have a choice. This isn’t just a murder scene. It’s an incident site. A breach. And I’ve spent eighteen months pretending the supernatural doesn’t exist.” She slid her fingers into the pouch, withdrew the token. “Harlow,” Eva said, softer now. “Your partner’s not gone. He’s here. In the dark.” Quinn froze. The tunnel hummed. The fibers of light on the floor pulsed like veins. The compass gleamed. And from somewhere deep in the blackness of the abandoned tunnel, a voice answered. A voice she had waited years to hear. “Took you long enough.”
created_at"2026-03-18T10:45:29.975Z" 3/18/2026, 10:45:29 AM
model"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency458
moderation_latency(null)
generation_time27027
tokens_prompt923
tokens_completion3605
native_tokens_prompt887
native_tokens_completion3094
native_tokens_completion_images(null)
native_tokens_reasoning614
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.00198945
router(null)
provider_responses
0
endpoint_id"f5ed6283-4e17-457d-98cd-2ec0c318171d"
id"eeec7e085180446d80df54c2d872ca05"
is_byokfalse
latency458
model_permaslug"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
provider_name"Mistral"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773830729-aahCK7AsOJRCAefPWCby"
upstream_id"eeec7e085180446d80df54c2d872ca05"
total_cost0.00198945
cache_discount(null)
upstream_inference_cost0
provider_name"Mistral"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags14
adverbTagCount1
adverbTags
0"She stepped back [back]"
dialogueSentences51
tagDensity0.275
leniency0.549
rawRatio0.071
effectiveRatio0.039
78.30% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1843
totalAiIsmAdverbs8
found
0
adverb"slowly"
count3
1
adverb"slightly"
count1
2
adverb"very"
count1
3
adverb"carefully"
count1
4
adverb"really"
count1
5
adverb"softly"
count1
highlights
0"slowly"
1"slightly"
2"very"
3"carefully"
4"really"
5"softly"
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)
43.03% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1843
totalAiIsms21
found
0
word"glinting"
count1
1
word"pulse"
count3
2
word"quickened"
count1
3
word"scanning"
count1
4
word"raced"
count2
5
word"shimmered"
count1
6
word"silk"
count1
7
word"maw"
count1
8
word"whisper"
count1
9
word"glint"
count1
10
word"trembled"
count1
11
word"stomach"
count1
12
word"lurched"
count1
13
word"flicked"
count1
14
word"jaw clenched"
count1
15
word"etched"
count1
16
word"pulsed"
count2
highlights
0"glinting"
1"pulse"
2"quickened"
3"scanning"
4"raced"
5"shimmered"
6"silk"
7"maw"
8"whisper"
9"glint"
10"trembled"
11"stomach"
12"lurched"
13"flicked"
14"jaw clenched"
15"etched"
16"pulsed"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"jaw/fists clenched"
count1
highlights
0"jaw clenched"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences205
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount0
narrationSentences205
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences239
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen43
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans11
markdownWords12
totalWords1832
ratio0.007
matches
0"Walsh"
1"lack"
2"even"
3"controlled"
4"Eva."
5"twitched"
6"Veil Compass"
7"version"
8"her"
9"unraveled"
10"breathing"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions16
unquotedAttributions0
matches(empty)
0.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions70
wordCount1430
uniqueNames15
maxNameDensity2.03
worstName"Quinn"
maxWindowNameDensity5.5
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn29
Thames1
Walsh5
Northern1
Line1
Oxford1
London1
British1
Museum1
Ancient1
History1
Eva22
Veil2
Compass2
persons
0"Harlow"
1"Quinn"
2"Walsh"
3"Line"
4"Museum"
5"Eva"
places
0"Thames"
1"Oxford"
2"London"
3"British"
4"Ancient"
5"Veil"
globalScore0.486
windowScore0
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences91
glossingSentenceCount1
matches
0"something like pity"
90.83% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches2
per1kWords1.092
wordCount1832
matches
0"Not with wetness, but with something fibrous, like spider silk stretched too thin"
1"Not in person, but in description"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences239
matches
0"knew that compass"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs90
mean20.36
std17.77
cv0.873
sampleLengths
090
151
230
384
447
59
610
747
85
953
1040
1128
1240
138
144
1549
161
1725
1825
193
2047
2120
2232
2310
2426
259
2624
2740
285
292
3024
3149
322
3345
3443
358
3616
375
3826
391
4011
4110
426
436
442
4531
469
4718
483
4911
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences205
matches
0"was turned"
1"was fixed"
2"been called"
92.47% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs248
matches
0"were standing"
1"were screaming"
2"was watching"
3"was *breathing"
47.22% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount8
semicolonCount0
flaggedSentences8
totalSentences239
ratio0.033
matches
0"The air smelled of wet concrete and something older—damp earth and rust that seeped from the tiled walls."
1"The platform stretched ahead, littered with the detritus of neglect—peeling posters, discarded newspapers, the skeletal remains of an old bench."
2"The station’s architecture was classic Northern Line—curved ceiling, vintage tiling, a ghost of a once-busy life."
3"But there—along the temple, a tiny puncture mark, not much bigger than a needle."
4"It stretched in a thin, sinuous line along the platform, heading toward the disused tunnel mouth—a dark maw where water dripped and graffiti spiraled across brick and tile."
5"The light caught something metallic embedded in the wall—a grille, old and rusted."
6"Quinn looked at the Veil Compass half-buried in the wall, its brass casing tarnished with verdigris, its face etched with sigils that pulsed faintly under her observation—almost like it was *breathing*."
7"Inside was a bone token—small, carved from ivory, warm to the touch."
99.88% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1445
adjectiveStacks0
stackExamples(empty)
adverbCount58
adverbRatio0.04013840830449827
lyAdverbCount19
lyAdverbRatio0.01314878892733564
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences239
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences239
mean7.67
std6.87
cv0.896
sampleLengths
025
133
218
314
416
524
67
74
813
917
106
1120
1211
134
146
155
166
1726
1818
193
202
212
227
2315
249
253
267
278
2816
296
301
3116
325
3315
341
355
364
3713
383
396
404
412
422
436
445
453
463
472
4814
495
43.51% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats16
diversityRatio0.301255230125523
totalSentences239
uniqueOpeners72
98.62% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences169
matches
0"Too cold for this time"
1"Almost like an insect bite."
2"Then she turned the hand"
3"Then at Eva."
4"Then at the shimmering fibers"
ratio0.03
89.82% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount55
totalSentences169
matches
0"She adjusted the strap of"
1"It was the light."
2"It was too *even*, too"
3"She pulled the zipper of"
4"They were dry."
5"She stood and pulled a"
6"she asked Walsh"
7"She walked slowly, boots clicking"
8"She reached for the victim’s"
9"She pulled back the hood."
10"She hadn’t seen her in"
11"Her vision blurred for a"
12"She steadied herself with a"
13"She stood abruptly."
14"she said to Walsh, voice"
15"She stepped back two paces,"
16"Her mind raced."
17"She had a master’s in"
18"She didn’t call."
19"She knelt again, this time"
ratio0.325
75.38% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount130
totalSentences169
matches
0"The rain drummed against the"
1"Detective Harlow Quinn adjusted the"
2"The air smelled of wet"
3"This close to the Thames,"
4"She adjusted the strap of"
5"Quinn flashed her badge without"
6"Quinn stepped under the plastic"
7"The platform stretched ahead, littered"
8"It was the light."
9"The station wasn’t fully dark."
10"It was too *even*, too"
11"The shadows pooled like oil"
12"She pulled the zipper of"
13"They were dry."
14"She stood and pulled a"
15"she asked Walsh"
16"The constable pointed."
17"She walked slowly, boots clicking"
18"The station’s architecture was classic"
19"The air thrummed with a"
ratio0.769
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences169
matches(empty)
ratio0
82.07% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences47
technicalSentenceCount4
matches
0"The rain drummed against the temporary canopy rigged over the station platform, a relentless staccato that blended with the distant hum of the city above."
1"Two uniforms stood guard, their faces taut with the kind of unease that came from knowing they were standing over something they didn’t understand."
2"The shadows pooled like oil in the corners, but the center of the platform stretched under a sickly glow that didn’t come from any visible source."
3"Quinn looked at the Veil Compass half-buried in the wall, its brass casing tarnished with verdigris, its face etched with sigils that pulsed faintly under her o…"
53.57% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags14
uselessAdditionCount2
matches
0"she said, voice low and even"
1"Quinn asked, voice tight"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags10
fancyCount1
fancyTags
0"Quinn murmured (murmur)"
dialogueSentences51
tagDensity0.196
leniency0.392
rawRatio0.1
effectiveRatio0.039
83.1569%