Run: 2026-03-18-01KM07TMYK3Y932RCHFXF6HHAB

Run Details

Duration:
14.9s
Cost:
$0.000974
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 came down in sheets, turning the neon glow of Soho into smudged smears of color bleeding together in the night. Detective Harlow Quinn kept her stride measured, boots splashing through puddles that reflected the green neon sign of *The Raven’s Nest*—the kind of place where people vanished into the backrooms with no record of entry. The suspect, Tomás Herrera, had slipped out the side door just as she pushed through the main entrance, his Saint Christopher medallion glinting under the flickering bulb just before he disappeared into the alley. Quinn didn’t hesitate. She adjusted the grip on her warrant card, tucked it back into her jacket, and followed. The alley was slick with rain, the cobblestones slick as glass, sending her boots skidding as she rounded a dumpster. Herrera wasn’t running. He moved with purpose, his olive-skinned fingers brushing against the brick wall just enough to guide him through the dark. She saw the glint of metal—a door handle—before she registered the motion. Herrera vanished through it, the door clicking shut behind him. Quinn lunged, catching the edge just before it sealed. Inside, the air was thick with the scent of damp earth and something older, something that prickled at the back of her throat. A basement. Stairs descending into black. She didn’t hesitate. The light from the alley shafted down, illuminating the first step. Her watch—worn leather, gifted by Morris—snagged on her jacket cuff as she descended. Its leather strap was cold, lifeless against her pulse. She ignored the unease creeping up her spine and kept moving. The stairs opened into a corridor that shouldn’t have been here. The walls were lined with rusted pipes, dripping condensation that sounded like distant whispers. The air hummed with a faint charge, the kind that raised the hairs on her arms. This wasn’t just any underground passage. This was territory. And Tomás Herrera was here. She moved forward, careful where she stepped. The corridor split into three directions, each stretching into darkness. She pulled out her phone, the screen flickering to life. No signal. Of course. Underground markets didn’t do signals. She chose the left tunnel instinctively. It narrowed quickly, the ceiling pressing down until she had to turn sideways to pass. The walls were lined with old chalk symbols, faded but unmistakable—warding marks. Someone had gone to trouble to mark this route. To keep people out—or in. Quinn’s jaw tightened. Sharp. Military precision, Morris used to say. That’s me. Always tracking. She passed a rusted sign half-buried in grime: “Abadon St. – Closed 1962.” But the corridor continued, pristine tiles underfoot now, lit by flickering fluorescent tubes that buzzed like dying insects. Then she heard it—a voice. Low. Conversational. Not in English. Spanish. Herrera. She slowed, pressing against the wall as the tunnel opened into a cavernous space. The ceiling vanished into shadow, supported by concrete pillars slick with moisture. The air smelled of ozone and salt and something like burnt copper. *The Veil Market.* The name hit her like a punch to the chest. She’d heard rumors—was told about it during an off-the-record briefing last year. A market where the laws of the city didn’t apply. Where bones were currency and secrets were traded like bread. Herrera stood near a stall draped in black cloth, talking to a figure in a long coat. The coat was stitched with silver thread, catching dim light as the figure nodded. Quinn ducked behind a pillar, her pulse steady but sharp. She had him. Cornered. But now what? Her warrant card wouldn’t mean a thing here. Not without a team. Not without backup. And backup meant radio—radio meant exposure. This place wasn’t on any map. It wasn’t in any system. Quinn exhaled through her nose. She could call for support. Wait him out. Let him think he’d lost her. Then trace him later, through the Nest, through the clique. She knew the pattern. But the longer he stayed here, the farther he got from justice she could guarantee. Herrera reached into his coat and pulled out a small bone—white, curved. He placed it on the table. The figure slid a small vial toward him. Quinn couldn’t see what was inside, but the glow was unnatural. Blue-black light pulsed like a slow heartbeat. Magic. Or something sold as magic. She stepped forward, boots clicking on the wet floor. Herrera turned. His dark eyes widenednot with fear, but recognition. Of her. “Detective,” he said, voice calm. “You actually found it.” Quinn didn’t answer. She kept her hands visible, away from her sidearm. Rules said don’t escalate unless necessary. But rules were flimsy here. “Come with me, Tomás,” she said. “You know this isn’t legal.” Herrera almost smiled. “Legal? Detective, legal went out the window the moment you walked past those wards.” The figure in the silver-threaded coat didn’t move, didn’t blink. It was watching. Judging. Quinn took another step forward. “Tell me what you’re selling.” Herrera glanced at the vial. Then at her. “Not what. *Who*.” He tapped the vial. “A memory. Not yours. His. The man you’re trying to connect to Morris’s death. He sold it to me last week. Paid me in bone tokens—real ones, not yours.” A memory. Quinn’s stomach rolled. Morris’s face flashed in her mind—wet blood on the pavement, hands slipping from her grip. She lunged. Herrera sidestepped, fast for a civilian. His Saint Christopher medallion swung free as he pivoted, catching the light. Quinn reached for him, but he darted toward the tunnel she’d come from, vanishing into shadow. “Herrera!” she shouted. The figure in the coat didn’t react. Didn’t interfere. Didn’t call for guards. Quinn hesitated. This was a trap. She knew it. A place like this—were there guards? Did the market have enforcers? Were they already surrounding her? She pulled her sidearm, thumbing off the safety. The click echoed. Still nothing. No shouts. No running footsteps. No sudden lights. Just silence. And the drip of water. She advanced toward the tunnel, gun raised. Then—movement. From the corner of her eye—something moved in the stalls. Shadows shifting. A pair of eyes in the dark. She spun, weapon tracking. Nothing. But she knew. She wasn’t alone. Quinn made a choice. She lowered the gun, just for a second. Long enough to pull a small leather-bound notebook from her jacket. She tore out a page, scribbled a number with a stubby pencil, then dropped it on the floor near the pillar where she’d hidden. If anyone found it, they’d know she’d been here. Then she turned and ran. Back the way she came—back through the tunnels, up the stairs, bursting into the rain-soaked alley of Soho. Herrera was gone. But she had a lead. A memory. A name. And a market that would move come morning. Quinn wiped rain from her face, pulled out her phone. Still no signal. She pocketed it, turned toward the neon glow of *The Raven’s Nest*. She would come back. But first—she had to decide. How far was she willing to go?
created_at"2026-03-18T10:28:26.721Z" 3/18/2026, 10:28:26 AM
model"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency424
moderation_latency(null)
generation_time14654
tokens_prompt914
tokens_completion1929
native_tokens_prompt852
native_tokens_completion1598
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached832
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"
usage0.00097428
router(null)
provider_responses
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endpoint_id"f5ed6283-4e17-457d-98cd-2ec0c318171d"
id"8abc7ba0fff3431db27281c7764b9c4e"
is_byokfalse
latency424
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-1773829706-L1bBlaVe00EjBc5o073V"
upstream_id"8abc7ba0fff3431db27281c7764b9c4e"
total_cost0.00097428
cache_discount0.00011232
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
totalTags5
adverbTagCount0
adverbTags(empty)
dialogueSentences10
tagDensity0.5
leniency1
rawRatio0
effectiveRatio0
95.78% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1184
totalAiIsmAdverbs1
found
0
adverb"quickly"
count1
highlights
0"quickly"
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)
53.55% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1184
totalAiIsms11
found
0
word"measured"
count1
1
word"glinting"
count1
2
word"glint"
count1
3
word"pulse"
count2
4
word"pristine"
count1
5
word"pulsed"
count1
6
word"stomach"
count1
7
word"echoed"
count1
8
word"footsteps"
count1
9
word"silence"
count1
highlights
0"measured"
1"glinting"
2"glint"
3"pulse"
4"pristine"
5"pulsed"
6"stomach"
7"echoed"
8"footsteps"
9"silence"
66.67% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow2
found
0
label"eyes widened/narrowed"
count1
1
label"air was thick with"
count1
highlights
0"eyes widened"
1"the air was thick with"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences152
matches
0"t with fear"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount0
narrationSentences152
filterMatches
0"watch"
1"think"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences157
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen35
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans4
markdownWords10
totalWords1168
ratio0.009
matches
0"The Raven’s Nest"
1"The Veil Market."
2"Who"
3"The Raven’s Nest"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions8
unquotedAttributions0
matches(empty)
66.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions45
wordCount1097
uniqueNames12
maxNameDensity1.28
worstName"Quinn"
maxWindowNameDensity3
worstWindowName"Quinn"
discoveredNames
Soho2
Harlow1
Quinn14
Raven2
Tomás2
Herrera12
Saint2
Christopher2
Morris3
English1
Veil1
Nest3
persons
0"Harlow"
1"Quinn"
2"Raven"
3"Tomás"
4"Herrera"
5"Saint"
6"Christopher"
7"Morris"
places
0"Soho"
1"English"
2"Nest"
globalScore0.862
windowScore0.667
80.56% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences72
glossingSentenceCount2
matches
0"sounded like distant whispers"
1"something like burnt copper"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.856
wordCount1168
matches
0"not with fear, but recognition"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences157
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs72
mean16.22
std18.11
cv1.116
sampleLengths
091
162
260
33
444
550
65
736
86
941
1014
1131
125
135
141
151
1638
173
1842
1941
204
213
2232
235
2428
2515
2644
271
285
299
302
3110
329
3323
3411
3517
3614
3710
3844
3920
402
4134
423
4313
442
4523
4611
472
488
497
91.41% Passive voice overuse
Target: ≤2% passive sentences
passiveCount6
totalSentences152
matches
0"were lined"
1"were lined"
2"was told"
3"were traded"
4"was stitched"
5"was gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs224
matches
0"wasn’t running"
1"was watching"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount18
semicolonCount0
flaggedSentences16
totalSentences157
ratio0.102
matches
0"Detective Harlow Quinn kept her stride measured, boots splashing through puddles that reflected the green neon sign of *The Raven’s Nest*—the kind of place where people vanished into the backrooms with no record of entry."
1"She saw the glint of metal—a door handle—before she registered the motion."
2"Her watch—worn leather, gifted by Morris—snagged on her jacket cuff as she descended."
3"The walls were lined with old chalk symbols, faded but unmistakable—warding marks."
4"To keep people out—or in."
5"Then she heard it—a voice."
6"She’d heard rumors—was told about it during an off-the-record briefing last year."
7"And backup meant radio—radio meant exposure."
8"Herrera reached into his coat and pulled out a small bone—white, curved."
9"His dark eyes widened—not with fear, but recognition."
10"Morris’s face flashed in her mind—wet blood on the pavement, hands slipping from her grip."
11"A place like this—were there guards?"
12"Then—movement."
13"From the corner of her eye—something moved in the stalls."
14"Back the way she came—back through the tunnels, up the stairs, bursting into the rain-soaked alley of Soho."
15"But first—she had to decide."
82.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1121
adjectiveStacks3
stackExamples
0"cold, lifeless against her"
1"Blue-black light pulsed"
2"small leather-bound notebook"
adverbCount24
adverbRatio0.021409455842997322
lyAdverbCount3
lyAdverbRatio0.0026761819803746653
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences157
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences157
mean7.44
std6.34
cv0.852
sampleLengths
022
135
234
33
416
520
63
720
812
910
109
1123
122
134
143
1511
1613
179
1811
1911
2014
2116
226
233
245
257
2610
2710
282
292
305
316
3215
3312
349
355
363
371
386
392
402
4131
425
431
441
453
461
471
4814
4912
51.17% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats13
diversityRatio0.35668789808917195
totalSentences157
uniqueOpeners56
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences123
matches
0"Then she heard it—a voice."
1"Then trace him later, through"
2"Then at her."
3"Then she turned and ran."
ratio0.033
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount36
totalSentences123
matches
0"She adjusted the grip on"
1"He moved with purpose, his"
2"She saw the glint of"
3"She didn’t hesitate."
4"Her watch—worn leather, gifted by"
5"Its leather strap was cold,"
6"She ignored the unease creeping"
7"She moved forward, careful where"
8"She pulled out her phone,"
9"She chose the left tunnel"
10"It narrowed quickly, the ceiling"
11"She passed a rusted sign"
12"She slowed, pressing against the"
13"She’d heard rumors—was told about"
14"She had him."
15"Her warrant card wouldn’t mean"
16"It wasn’t in any system."
17"She could call for support."
18"She knew the pattern."
19"He placed it on the"
ratio0.293
100.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount88
totalSentences123
matches
0"The rain came down in"
1"Detective Harlow Quinn kept her"
2"The suspect, Tomás Herrera, had"
3"Quinn didn’t hesitate."
4"She adjusted the grip on"
5"The alley was slick with"
6"Herrera wasn’t running."
7"He moved with purpose, his"
8"She saw the glint of"
9"Herrera vanished through it, the"
10"Quinn lunged, catching the edge"
11"Stairs descending into black."
12"She didn’t hesitate."
13"The light from the alley"
14"Her watch—worn leather, gifted by"
15"Its leather strap was cold,"
16"She ignored the unease creeping"
17"The stairs opened into a"
18"The walls were lined with"
19"The air hummed with a"
ratio0.715
81.30% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences123
matches
0"To keep people out—or in."
1"If anyone found it, they’d"
ratio0.016
93.02% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences43
technicalSentenceCount3
matches
0"Detective Harlow Quinn kept her stride measured, boots splashing through puddles that reflected the green neon sign of *The Raven’s Nest*—the kind of place wher…"
1"The alley was slick with rain, the cobblestones slick as glass, sending her boots skidding as she rounded a dumpster."
2"Inside, the air was thick with the scent of damp earth and something older, something that prickled at the back of her throat."
25.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags5
uselessAdditionCount1
matches
0"he said, voice calm"
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount2
fancyTags
0"She passed (pass)"
1"she shouted (shout)"
dialogueSentences10
tagDensity0.4
leniency0.8
rawRatio0.5
effectiveRatio0.4
82.9039%