Run: 2026-02-25-01KJ952A8AVCEWF38R2P8VA0QT

Run Details

Duration:
18.8s
Cost:
$0.009056
Provider:
Google AI Studio

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
Rain hammered the streets of Soho, each drop a tiny percussion on the slick pavement. Detective Harlow Quinn ignored it, her heavy boots splashing through puddles as she tore after the fleeting shadow ahead. The suspect, a wiry figure in a dark hoodie, weaved through the sparse late-night crowd with infuriating agility, a phantom in the downpour. Harlow pushed harder, her lungs burning, the chill rain beading on her closely cropped salt-and-pepper hair and streaming down her sharp jaw. Muscle memory, honed over eighteen years of decorated service, took over, turning her into a machine of relentless pursuit. She gained a step, then another, the gap closing. A bin clattered as the suspect kicked it aside, obstructing her path for only a moment. Her brown eyes, sharp and focused, never left him. He ducked into a narrow alleyway, barely wide enough for one, and Harlow followed without hesitation, the stink of stale grime and overflowing refuse assaulting her. The chase was pure instinct now, a primal hunter’s drive overriding the calculated precision of her usual work. The alley spat them out onto a wider, quieter street, the roar of passing cars momentarily muted by the rain. The suspect risked a glance back, a flicker of desperation in his exposed face before he darted across oncoming traffic, narrowly missing a black cab that screeched to a halt, horn blaring. Harlow didn't flinch. She waited for just the right gap, a split-second decision only experience granted, and sprinted across, her worn leather watch glinting on her left wrist as she pumped her arms. Three years. Three years since DS Morris vanished, swallowed by a case that had chewed at the edges of the mundane, leaving behind only questions Harlow couldn’t answer with forensics or witness statements. A world had opened up that night, a world she’d sworn to herself didn't exist, even as its chilling presence haunted her periphery. Every unusual case, every bizarre happening, every shadow that moved wrong, she felt it. This chase felt wrong. The suspect moved too fluidly, too effortlessly, for a common street thug. He cut down an unmarked side street, lined with darkened storefronts and peeling posters. The light here was sparse, cast by an infrequent, flickering streetlamp, making the puddles gleam like spilled oil. He was moving towards Camden, she realised, a jolt of apprehension tightening her gut. Camden. A whisper of a name, a fragment of information from a stoolie, about an underground network, a market that moved locations, required a… *token*. The figure ahead veered sharply, disappearing behind a derelict warehouse, one of the many lingering skeletons of London’s industrial past. Harlow followed, her footsteps echoing unevenly on the broken concrete. The rain seemed to intensify here, a solid sheet pouring from the sky, as if the heavens themselves were trying to obscure her view. She rounded the corner, her hand instinctively going to the Glock holstered at her hip, ready for a confrontation. But there was no confrontation. Only a gaping maw of darkness. The suspect was gone. Melted into the shadows, or... into the ground. Harlow stopped dead. Before her, half-hidden by overgrown weeds and a crumbling brick wall, was an old Tube station entrance. Not an active one, not even a properly sealed-off one. Just a gaping hole in the earth, an abandoned descent into the forgotten veins of the city. The faded tiling around the archway still read "CAMDEN TOWN (WESTSIDE)," but the name meant nothing. The air emanating from the dark tunnel below was cool, moist, and carried a faint, unidentifiable scent – metallic, earthy, and something else… something unsettling, like ozone and dried blood. She peered into the blackness. No light, no sound, only the distant, muffling hum of the city above ground. The rain continued to lash down, but here, at the lip of the abyss, it felt different, as if she stood between two worlds. Her military precision warred with a primal unease. Every instinct built by twenty years of policing screamed at her to call for backup, to secure the perimeter, to wait for a proper entry team, flashbangs, riot shields, the works. That was how you handled unknown, potentially dangerous territory. But this wasn't unknown. Not entirely. This felt like the *other* unknown. The kind that had swallowed Morris. Her eyes scanned the immediate area. A discarded cigarette butt, some broken glass, and then she saw it. Tucked against the crumbling wall, almost lost in the weeds, was a small, roughly carved bone. Not bleached white, but a dull, almost greyish bone, smoothed by handling. It had a hole drilled through one end. A token. A bone token. The stoolie hadn’t been drunk after all. The rain was a cold shroud, reminding her she was alone. Completely alone. No uniformed officers, no sirens. Just the persistent echo of her own breathing and the soft, insistent drip of water somewhere down below. The suspect had gone in here. He hadn’t hesitated. And if he was involved in whatever this "Veil Market" was, then he was more than a common criminal. He was a thread, a dark, twisted thread that might lead her closer to the truth about Morris. Closer to *them*. Harlow bit back a curse. This wasn't a police station briefing. This was a crossroads. Standard procedure meant she’d secure the entrance, wait for forensics, call Command. But Command would dismiss any mention of “bone tokens” or “underground markets that move.” They’d send a patrol unit, find nothing, and she’d be back to square one, the inexplicable growing wider. She thought of Morris’s file, still open, still unsolved. The inexplicable gashes on the concrete, the strange residue, the witnesses who looked through her as if she were a ghost herself. This was her chance. Her one, desperate chance to push past the veil of ordinary crime, to step into the world she knew, deep down, existed. The one that had taken him. Her hand tightened on her pistol, though she knew, with a chill dread, that a gun might be useless down there. Her brown eyes narrowed. Caution advised retreat. Morris advised pursuit. She took a deep breath, the cold air filling her lungs, sharp with the scent of wet earth and ancient iron. Her jaw tensed. With a decisive movement, she pulled her phone from her pocket, the screen already cracked from a previous scuffle, and typed a quick message to her sergeant: *Tracking suspect into abandoned Camden Tube station, Westside. Going in.* No details. No mention of tokens or markets. Just enough to leave a breadcrumb. She didn't wait for a reply, knowing it would be a flurry of panicked calls within minutes. That was the point. She wasn't asking for permission. Harlow gripped the cold, damp railing of the broken concrete stairs and descended into the profound darkness. The air grew heavier, the distant city sounds fading to nothing. The single, faint beam of her tactical flashlight cut through the gloom, revealing ancient dust, cobwebs thicker than rope, and the ghostly skeletal remains of what had once been a bustling artery of London. The walls were uneven here, patched with old, grimy brick. The strange scent intensified, mingling with the unmistakable smell of ozone. The stairs ended abruptly on a platform, littered with rubble and the decaying remnants of a forgotten era. The main platform stretched out, dark and cavernous. Here, the air hummed with a low, resonant thrum, a sound that vibrated not just in her ears, but in her bones. And lights. Faint, flickering lights, in the distance. Not electric. More like firelight. A shiver ran down her spine, but it wasn't from the cold. It was the thrill of the chase merging with the terror of the unknown. She moved with her characteristic military precision, each step measured, light, her footsteps barely stirring the dust. Her flashlight beam danced ahead, picking out details: strange symbols scrawled on the cracked tiling, not graffiti, but intricate, deliberate patterns. A pile of discarded, strangely shaped bottles, glinting with residual, iridescent liquid. She pressed on, drawn by the distant glow, deeper into the bowels of the station. The hum grew louder, accompanied now by a cacophony of murmurs, shouts, the clink of metal, a rising chorus of human and… *other* voices. The tunnel curved, and as Harlow rounded the bend, the full tableau of the Veil Market unfolded before her. It was breathtaking, horrifying, and utterly alien. Clusters of makeshift stalls, haphazardly lit by glowing fungi, sputtering oil lamps, and captured faerie light, choked the abandoned platforms and stretched into the train tunnels themselves. Figures moved among them, some undeniably human, others… less so. They wore strange garments, cloaks, hoods, some with eyes that glinted too brightly, skin that seemed to shift and shimmer. The air pulsed with energy, intoxicating and dangerous, thick with the scents of spices, damp earth, something acrid like burning herbs, and a raw, gamey odor. Harlow’s breath hitched. Banned alchemical substances, enchanted goods, information. It was all here. Twisted, intricate cages held… things. Glass jars displayed shimmering liquids and preserved organs. Ancient tomes lay open on rough-hewn tables. She saw a cloaked vendor haggling over a glowing blue shard, another carefully polishing a sword that seemed to drink the light. And then, a flash of red. A familiar, scarred forearm, reaching for a small, intricately carved wooden box. A glint of a Saint Christopher medallion, catching the odd light. Tomás Herrera. The man who patched up the clique, the one with the gentle hands and the unsettling calm. The former paramedic who’d lost his license in a swirl of 'unauthorized treatments'. He stood at a stall, examining a small vial filled with a viscous, milky substance. He hadn't seen her. Not yet. Harlow felt a surge of exhilaration, cold and sharp. She had stumbled into the heart of it. The nexus of everything she had sought, everything she had feared. The suspect was forgotten, for now. This was bigger. This was the missing link. She stepped fully into the chaos, leaving the lightless tunnel behind, her hand still on her pistol. This was a different kind of precinct. And she was a detective walking into a war.
created_at"2026-02-25T01:01:58.416Z" 2/25/2026, 1:01:58 AM
model"google/gemini-2.5-flash"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1294
moderation_latency(null)
generation_time18768
tokens_prompt914
tokens_completion3332
native_tokens_prompt852
native_tokens_completion3520
native_tokens_completion_images0
native_tokens_reasoning1292
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"
usage0.0090556
router(null)
provider_responses
0
endpoint_id"16c01e26-9b91-4d22-b487-ed35634b017d"
is_byokfalse
latency1294
model_permaslug"google/gemini-2.5-flash"
provider_name"Google AI Studio"
status200
api_type"completions"
id"gen-1771981318-lLRKVyRZWHyVLApSnndl"
upstream_id(null)
total_cost0.0090556
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags2
adverbTagCount0
adverbTags(empty)
dialogueSentences3
tagDensity0.667
leniency1
rawRatio0
effectiveRatio0
88.24% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1700
totalAiIsmAdverbs4
found
0
adverb"sharply"
count1
1
adverb"completely"
count1
2
adverb"utterly"
count1
3
adverb"carefully"
count1
highlights
0"sharply"
1"completely"
2"utterly"
3"carefully"
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)
11.76% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1700
totalAiIsms30
found
0
word"fleeting"
count1
1
word"chill"
count2
2
word"streaming"
count1
3
word"calculated"
count1
4
word"flicker"
count1
5
word"glinting"
count2
6
word"chilling"
count1
7
word"apprehension"
count1
8
word"whisper"
count1
9
word"footsteps"
count2
10
word"echoing"
count1
11
word"maw"
count1
12
word"scanned"
count1
13
word"echo"
count1
14
word"standard"
count1
15
word"profound"
count1
16
word"gloom"
count1
17
word"vibrated"
count1
18
word"electric"
count1
19
word"down her spine"
count1
20
word"measured"
count1
21
word"intricate"
count2
22
word"cacophony"
count1
23
word"pulsed"
count1
24
word"familiar"
count1
25
word"glint"
count1
highlights
0"fleeting"
1"chill"
2"streaming"
3"calculated"
4"flicker"
5"glinting"
6"chilling"
7"apprehension"
8"whisper"
9"footsteps"
10"echoing"
11"maw"
12"scanned"
13"echo"
14"standard"
15"profound"
16"gloom"
17"vibrated"
18"electric"
19"down her spine"
20"measured"
21"intricate"
22"cacophony"
23"pulsed"
24"familiar"
25"glint"
66.67% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow2
found
0
label"shiver down spine"
count1
1
label"eyes widened/narrowed"
count1
highlights
0"A shiver ran down her spine"
1"eyes narrowed"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells2
narrationSentences145
matches
0"a jolt of apprehension"
1"a surge of exhilaration"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount3
narrationSentences145
filterMatches
0"watch"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences145
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen35
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans5
markdownWords14
totalWords1701
ratio0.008
matches
0"token"
1"other"
2"them"
3"Tracking suspect into abandoned Camden Tube station, Westside. Going in."
4"other"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions5
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions35
wordCount1688
uniqueNames15
maxNameDensity0.71
worstName"Harlow"
maxWindowNameDensity1.5
worstWindowName"Harlow"
discoveredNames
Soho1
Harlow12
Quinn1
Morris5
Camden3
London2
Glock1
Tube2
Command2
Westside1
Veil1
Market1
Saint1
Christopher1
Herrera1
persons
0"Harlow"
1"Quinn"
2"Morris"
3"Command"
4"Market"
5"Saint"
6"Christopher"
7"Herrera"
places
0"Soho"
1"Camden"
2"London"
globalScore1
windowScore1
76.47% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences102
glossingSentenceCount3
matches
0"felt like the *other* unknown"
1"skin that seemed to shift and shimmer"
2"sword that seemed to drink the light"
23.63% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches3
per1kWords1.764
wordCount1701
matches
0"Not bleached white, but a dull, almost greyish bone, smoothed by handling"
1"not just in her ears, but in her bones"
2"not graffiti, but intricate, deliberate patterns"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences145
matches
0"up that night"
93.21% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs28
mean60.75
std28.93
cv0.476
sampleLengths
098
178
285
386
471
573
611
712
893
991
1018
1156
1210
1385
1459
1563
1631
17101
1883
1961
2076
2158
227
2383
2455
2561
2621
2775
98.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences145
matches
0"was gone"
1"was involved"
2"was forgotten"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs268
matches
0"were trying"
1"wasn't asking"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount1
semicolonCount0
flaggedSentences1
totalSentences145
ratio0.007
matches
0"The air emanating from the dark tunnel below was cool, moist, and carried a faint, unidentifiable scent – metallic, earthy, and something else…"
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1598
adjectiveStacks0
stackExamples(empty)
adverbCount60
adverbRatio0.03754693366708386
lyAdverbCount30
lyAdverbRatio0.01877346683354193
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences145
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences145
mean11.73
std8.35
cv0.712
sampleLengths
015
119
223
322
419
59
616
79
826
918
1020
1132
123
1330
142
1531
1623
1714
184
1912
2014
2118
2214
231
2423
251
2620
2710
2824
2919
305
316
324
335
343
353
3617
3710
3817
3916
4023
417
425
4314
4424
458
4631
479
484
492
42.76% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats18
diversityRatio0.3310344827586207
totalSentences145
uniqueOpeners48
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences132
matches
0"Only a gaping maw of"
1"Just a gaping hole in"
2"Just the persistent echo of"
3"Just enough to leave a"
4"More like firelight."
ratio0.038
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount33
totalSentences132
matches
0"She gained a step, then"
1"Her brown eyes, sharp and"
2"He ducked into a narrow"
3"She waited for just the"
4"He cut down an unmarked"
5"He was moving towards Camden,"
6"She rounded the corner, her"
7"She peered into the blackness."
8"Her military precision warred with"
9"Her eyes scanned the immediate"
10"It had a hole drilled"
11"He hadn’t hesitated."
12"He was a thread, a"
13"She thought of Morris’s file,"
14"Her one, desperate chance to"
15"Her hand tightened on her"
16"Her brown eyes narrowed."
17"She took a deep breath,"
18"Her jaw tensed."
19"She didn't wait for a"
ratio0.25
73.64% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount102
totalSentences132
matches
0"Detective Harlow Quinn ignored it,"
1"The suspect, a wiry figure"
2"Harlow pushed harder, her lungs"
3"Muscle memory, honed over eighteen"
4"She gained a step, then"
5"A bin clattered as the"
6"Her brown eyes, sharp and"
7"He ducked into a narrow"
8"The chase was pure instinct"
9"The alley spat them out"
10"The suspect risked a glance"
11"Harlow didn't flinch."
12"She waited for just the"
13"A world had opened up"
14"Every unusual case, every bizarre"
15"This chase felt wrong."
16"The suspect moved too fluidly,"
17"He cut down an unmarked"
18"The light here was sparse,"
19"He was moving towards Camden,"
ratio0.773
37.88% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences132
matches
0"Before her, half-hidden by overgrown"
ratio0.008
48.32% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences68
technicalSentenceCount9
matches
0"Harlow pushed harder, her lungs burning, the chill rain beading on her closely cropped salt-and-pepper hair and streaming down her sharp jaw."
1"The suspect risked a glance back, a flicker of desperation in his exposed face before he darted across oncoming traffic, narrowly missing a black cab that scree…"
2"Three years since DS Morris vanished, swallowed by a case that had chewed at the edges of the mundane, leaving behind only questions Harlow couldn’t answer with…"
3"Every unusual case, every bizarre happening, every shadow that moved wrong, she felt it."
4"A whisper of a name, a fragment of information from a stoolie, about an underground network, a market that moved locations, required a…"
5"The rain seemed to intensify here, a solid sheet pouring from the sky, as if the heavens themselves were trying to obscure her view."
6"The inexplicable gashes on the concrete, the strange residue, the witnesses who looked through her as if she were a ghost herself."
7"She saw a cloaked vendor haggling over a glowing blue shard, another carefully polishing a sword that seemed to drink the light."
8"The man who patched up the clique, the one with the gentle hands and the unsettling calm."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags2
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
85.3524%