Run: 2026-02-25-01KJ95YG9WDX89WD6GHAJXS2NQ

Run Details

Duration:
45.2s
Cost:
$0.003618
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
The asphalt bled light under the stuttering sodium lamps, slick and black as a fresh wound. Water streamed from drainpipes in frantic torrents, drumming a relentless rhythm against the already saturated city. Detective Harlow Quinn’s breath hitched, a ragged sound lost in the downpour. Her boots, designed for the sensible pace of city blocks, slapped against the wet pavement, each impact a jarring echo in the suffocating press of the night. She’d lost sight of him for a heartbeat, a mere flicker in the distorted reflections of a shop window. Tomás Herrera. Quick, too quick, for a man her superiors suspected of peddling more than pharmaceuticals on the side. Not just illicit drugs, but whispered about in the same breath as the city’s darker currents. He’d darted into a narrow alley, a black maw between crumbling brick facades. Quinn didn’t hesitate. Her military precision, honed over eighteen years on the force, kicked in. Years of chasing shadows, most of them mundane, some… not. The alley reeked of overripe garbage and damp despair. Rain lashed her face, running in rivulets down her closely cropped salt-and-pepper hair and stinging her eyes. She blinked it away, her vision sharp, scanning the labyrinthine twists and turns ahead. Her worn leather watch, a steadfast weight on her left wrist, showed barely ten minutes past midnight. It felt like hours. Herrera was agile, slipping through the urban detritus with a practiced grace that unnerved her. He wasn’t built like a street thug; his frame was leaner, more wiry, the kind that could find purchase in unlikely places. He scrambled over a precariously stacked pile of sodden cardboard boxes, the material groaning under his weight. Quinn followed, her movements less fluid, more economical. Brute force, applied with practiced efficiency. Her sharp jaw clenched as she vaulted the obstruction, the damp cardboard leaving a smear on her dark trousers. The alley opened onto a wider street, the rain appearing even more ferocious under the glare of a lone, flickering streetlamp. Herrera was already crossing, a silhouette against the watery glare, heading towards a district where the buildings leaned in, older and more worn, whispering forgotten stories. Soho. The kind of place where secrets festered. He ducked sharply to his left, vanishing between a boarded-up pawn shop and a darkened pub whose distinctive green neon sign – a familiar, gaudy beacon – had lost some of its luster to the deluge. The Raven’s Nest. Silas’s place. Quinn knew it. A den of whispers and deals, but usually on a more digestible, human scale. Herrera wasn’t acting like someone heading into a bar for a drink. The raw desperation in his flight suggested something far more primal. She reached the pub façade, the rain slicking the cobblestones beneath her feet. The alley entrance beside it was swallowed by shadow. Herrera was gone. Not vanished into thin air, she reminded herself, fighting back a phantom chill that had nothing to do with the weather. He’d gone somewhere. A door, a cul-de-sac, a drain. Her eyes, trained to find the anomaly, scoured the grimy brickwork. She ran a hand along the rough, wet surface, feeling for a loose brick, a hidden latch. Nothing. Then, a metallic scrape, faintly audible over the storm. From ground level, a heavy, grated opening, nearly obscured by a pile of discarded pallets. A forgotten storm drain? Or something more? The grating looked ancient, the iron pitted and rusted, but it was ajar. A sliver of deeper darkness pulsed from within. Herrera wouldn't have chosen a dead end. This was his escape. Quinn’s heart hammered against her ribs, a counterpoint to the drumming rain. This was it. The edge of her recognizable world. Her fingers tightened around the worn grip of her service weapon, a futile gesture against whatever lay beyond the grimy grate. She thought of Morris. Three years ago, he’d chased a lead down a similar hole, a rabbit warren of tunnels beneath Clerkenwell, chasing something that flickered and shrieked in the periphery of her vision. He’d never walked out. The official report cited ‘gang violence,’ a convenient fiction that chafed every time she remembered his eyes, wide and unseeing, in the dim hospital light. She’d never understood what he’d found down there. But she suspected it was more than just rival gangs. Her training screamed caution. Unknown territory. Potential ambush. Unexplained hazards. Her instincts, however, honed by the gnawing void left by Morris’s death, screamed something else: *follow*. There was a hunger in her, a need to see what lay beyond the veil of the ordinary, a curiosity that bordered on dangerous obsession. She’d spent years chasing the ghosts of that case, never finding solid ground. And now, a man who’d lost his license for treating the 'unusual' was leading her down a path that felt unnervingly familiar. Taking a deep, gasping breath that tasted of rain and exhaust fumes, Quinn knelt by the grate. The metal was icy cold. With a guttural grunt, she levered the heavy grate open further, its hinges shrieking in protest. A gaping, blacker-than-black shaft yawned before her, smelling of damp earth, stagnant water, and something else – a cloying, sweetish odour that prickled her nostrils and set her teeth on edge. It was a descent. A plunge into London’s buried underbelly. She slipped the piece holding her badge just inside her jacket and pulled the flashlight from her belt. Its beam, a thin, white blade, cut into the oppressive darkness but did little to illuminate the extent of the shaft. Water dripped incessantly from unseen heights, forming dark, glistening streaks on what appeared to be rough-hewn stone or old brickwork. She could hear him ahead, a faint scuffling sound, the echo of his passage swallowed by the immense space. Her choice was made the moment she saw the grate. To turn back now would be to admit defeat, to let another shadow slip away into the abyss. She swung her legs over the edge, her boots finding purchase on the slippery, uneven steps carved into the shaft’s wall. The grate clanged shut above her with a sound that felt terrifyingly final. This wasn’t a case anymore. This was a descent into the unknown, a place where cop logic didn’t apply, a place that felt… older. Deeper. She descended carefully, her flashlight beam dancing ahead. The air grew heavy, thick with a miasma that made her stomach churn. The sweetish scent intensified, now laced with something metallic. Herrera’s footsteps grew fainter, proving he was either faster or knew the way. She rounded a bend, the shaft opening out into a wider, crumbling brick tunnel. Water pooled on the floor, reflecting the dim, spectral light of her torch. The sounds of the city were muted, a distant, muffled drumming. The air grew noticeably colder, heavier, tasting of deep earth and something else… something metallic and vaguely organic. The sweet, cloying scent she'd noted earlier was stronger here, joined by whiffs of strange spices she couldn't place, and the faint, acrid tang of something burning miles away. Then, she heard it. Not distant, but close. A low murmur, the murmur of voices, of commerce, of activity. A different kind of sound, not the frantic rush of the street, but something more organized, more deliberate, a counterpoint of whispers and sharp, metallic clinks. And with it, a faint, unearthly glow began to seep from ahead, a sickly luminescence cutting through the pervasive gloom. She quickened her pace, heedless of the slick ground, her boots splashing through shallow pools. The tunnel opened abruptly into a vast, echoing chamber. It was an abandoned London Underground station, its vaulted ceiling soaring into an impenetrable darkness, its platform edges scarred and crumbling. The air here vibrated, thick with a bizarre energy. And it was alive. Not with the ghost of commuters, but with a pulsing, illicit life. Cloaked and hooded figures moved between makeshift stalls, their faces hidden, their voices a babble of unknown tongues and dialects. Objects on their tables pulsed with faint, internal light – intricate carvings that writhed in peripheral vision, glass vials glowing with luminous liquids, bundles of desiccated herbs emitting a faint, sweet perfume. Copper pots simmered over unseen heat sources, releasing plumes of pungent, exotic smoke. This was the Veil Market, raw and vivid, a clandestine world blooming in London’s buried heart. She saw Herrera then, a fleeting glimpse across the throng. He was talking to a figure hunched over a table laden with skulls and amulets, his olive skin stark against the unearthly light. He looked like he belonged, the scar a faint line on his left forearm, his Saint Christopher medallion glinting dully at his throat. He had found his way here. But she couldn't follow him directly. As she stepped further into the open space, two burly figures, clad in dark, practical clothing but with an unnerving stillness about them, moved to block her path. Their eyes, dark and unreadable, fixed on her. One of them gestured with a thick thumb towards a makeshift archway further in, where a line of figures, each holding something pale and smooth, waited. A bone token. The entry requirement. Quinn’s hand instinctively tightened on her weapon. Her breath hitched. She produced her badge, flashing it in the dim light of her torch. "Metropolitan Police. I'm trying to apprehend a suspect." The man’s gaze didn't waver. He didn’t even glance at the badge. His voice was a low rumble, devoid of emotion. "No token, no entry. This ain't your beat, copper." Her decision. She was at the threshold. This was the unfamiliar, dangerous territory. This was the place her partner had hinted at, the place where the rules bent and broke. She could retreat, call for backup, try to coordinate from the outside. But backup wouldn't understand this. They wouldn't see what she was beginning to see – glimpses of an otherworld, a hidden reality that thrived beneath the city’s indifferent gaze. Quinn tightened her grip on her service weapon. Her gaze swept across the bizarre, pulsating spectacle of the Veil Market, catching sight of Herrera melting deeper into the crowd. The wind howled somewhere above, a distant echo of the world she’d left behind. The men guarding the token checkpoint were formidable, their presence a solid wall. But the path her partner had taken, the unanswered questions, the chilling possibility that the world was far more complex and terrifying than she'd ever allowed herself to believe… it propelled her forward. She wouldn't follow Herrera *into* the market's heart tonight, not without a token, not without a plan. But she had followed him *here*. She had made the leap from the known streets into this subterranean reality. And she wasn't turning back. Not yet. Her eyes narrowed, sweeping the periphery of the market. There had to be another way. There was always another way for those who knew where to look, or for those who were desperate enough to keep looking. She wouldn't lose him. Not again.
created_at"2026-02-25T01:17:22.115Z" 2/25/2026, 1:17:22 AM
model"google/gemini-2.5-flash-lite"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1068
moderation_latency(null)
generation_time45083
tokens_prompt914
tokens_completion12580
native_tokens_prompt852
native_tokens_completion8832
native_tokens_completion_images0
native_tokens_reasoning6461
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"
usage0.003618
router(null)
provider_responses
0
endpoint_id"ce839073-aa24-4f29-8358-15b319bd05ec"
is_byokfalse
latency1068
model_permaslug"google/gemini-2.5-flash-lite"
provider_name"Google AI Studio"
status200
api_type"completions"
id"gen-1771982242-NI2oP7CStoqvz3OAcEx1"
upstream_id(null)
total_cost0.003618
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
totalTags1
adverbTagCount0
adverbTags(empty)
dialogueSentences2
tagDensity0.5
leniency1
rawRatio0
effectiveRatio0
94.53% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1829
totalAiIsmAdverbs2
found
0
adverb"sharply"
count1
1
adverb"carefully"
count1
highlights
0"sharply"
1"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)
0.00% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1829
totalAiIsms37
found
0
word"echo"
count3
1
word"flicker"
count1
2
word"maw"
count1
3
word"scanning"
count1
4
word"weight"
count2
5
word"jaw clenched"
count1
6
word"pawn"
count1
7
word"familiar"
count2
8
word"beacon"
count1
9
word"chill"
count1
10
word"pulsed"
count2
11
word"flickered"
count1
12
word"potential"
count1
13
word"oppressive"
count1
14
word"glistening"
count1
15
word"dancing"
count1
16
word"stomach"
count1
17
word"churn"
count1
18
word"footsteps"
count1
19
word"spectral"
count1
20
word"gloom"
count1
21
word"quickened"
count1
22
word"echoing"
count1
23
word"vibrated"
count1
24
word"intricate"
count1
25
word"clandestine"
count1
26
word"fleeting"
count1
27
word"stark"
count1
28
word"glinting"
count1
29
word"unreadable"
count1
30
word"chilling"
count1
31
word"complex"
count1
highlights
0"echo"
1"flicker"
2"maw"
3"scanning"
4"weight"
5"jaw clenched"
6"pawn"
7"familiar"
8"beacon"
9"chill"
10"pulsed"
11"flickered"
12"potential"
13"oppressive"
14"glistening"
15"dancing"
16"stomach"
17"churn"
18"footsteps"
19"spectral"
20"gloom"
21"quickened"
22"echoing"
23"vibrated"
24"intricate"
25"clandestine"
26"fleeting"
27"stark"
28"glinting"
29"unreadable"
30"chilling"
31"complex"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow1
found
0
label"eyes widened/narrowed"
count1
1
label"jaw/fists clenched"
count1
highlights
0"eyes narrowed"
1"jaw clenched"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences152
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount3
narrationSentences152
filterMatches
0"watch"
hedgeMatches
0"appeared to"
1"began to"
2"try to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences154
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen35
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans3
markdownWords3
totalWords1834
ratio0.002
matches
0"follow"
1"into"
2"here"
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
totalMentions38
wordCount1785
uniqueNames15
maxNameDensity0.56
worstName"Herrera"
maxWindowNameDensity1.5
worstWindowName"Herrera"
discoveredNames
Harlow1
Quinn8
Herrera10
Raven1
Nest1
Morris2
Clerkenwell1
Taking1
London3
Underground1
Veil2
Market2
Saint1
Christopher1
Water3
persons
0"Harlow"
1"Quinn"
2"Herrera"
3"Raven"
4"Morris"
5"Clerkenwell"
6"Saint"
7"Christopher"
8"Water"
places
0"London"
1"Veil"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences109
glossingSentenceCount1
matches
0"looked like he belonged, the scar a faint"
0.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches4
per1kWords2.181
wordCount1834
matches
0"Not just illicit drugs, but whispered about in the same breath as the city’s darker curr"
1"Not distant, but close"
2"not the frantic rush of the street, but something more organized, more deliberate, a counterpoint of"
3"Not with the ghost of commuters, but with a pulsing, illicit life"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences154
matches(empty)
63.26% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs21
mean87.33
std32.44
cv0.371
sampleLengths
071
192
298
3105
481
584
663
7123
886
979
1078
1187
12128
1380
14136
1562
1674
1731
1830
1971
20175
98.34% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences152
matches
0"was swallowed"
1"was gone"
2"was made"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs270
matches
0"was already crossing"
1"was talking"
2"was beginning"
3"wasn't turning"
50.09% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount5
semicolonCount1
flaggedSentences5
totalSentences154
ratio0.032
matches
0"He wasn’t built like a street thug; his frame was leaner, more wiry, the kind that could find purchase in unlikely places."
1"He ducked sharply to his left, vanishing between a boarded-up pawn shop and a darkened pub whose distinctive green neon sign – a familiar, gaudy beacon – had lost some of its luster to the deluge."
2"A gaping, blacker-than-black shaft yawned before her, smelling of damp earth, stagnant water, and something else – a cloying, sweetish odour that prickled her nostrils and set her teeth on edge."
3"Objects on their tables pulsed with faint, internal light – intricate carvings that writhed in peripheral vision, glass vials glowing with luminous liquids, bundles of desiccated herbs emitting a faint, sweet perfume."
4"They wouldn't see what she was beginning to see – glimpses of an otherworld, a hidden reality that thrived beneath the city’s indifferent gaze."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount694
adjectiveStacks0
stackExamples(empty)
adverbCount26
adverbRatio0.037463976945244955
lyAdverbCount9
lyAdverbRatio0.012968299711815562
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences154
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences154
mean11.91
std7.92
cv0.665
sampleLengths
016
116
212
327
419
52
617
716
813
93
1012
119
121
139
1417
1514
1617
174
1815
1922
2017
218
226
2319
2421
2526
261
277
2836
293
302
313
3214
3312
3411
3513
369
373
3821
393
406
4111
4217
431
449
4515
464
473
4813
498
44.37% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats10
diversityRatio0.3051948051948052
totalSentences154
uniqueOpeners47
47.96% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences139
matches
0"Then, a metallic scrape, faintly"
1"Then, she heard it."
ratio0.014
76.12% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount50
totalSentences139
matches
0"Her boots, designed for the"
1"She’d lost sight of him"
2"He’d darted into a narrow"
3"Her military precision, honed over"
4"She blinked it away, her"
5"Her worn leather watch, a"
6"It felt like hours."
7"He wasn’t built like a"
8"He scrambled over a precariously"
9"Her sharp jaw clenched as"
10"He ducked sharply to his"
11"She reached the pub façade,"
12"He’d gone somewhere."
13"Her eyes, trained to find"
14"She ran a hand along"
15"Her fingers tightened around the"
16"She thought of Morris."
17"He’d never walked out."
18"She’d never understood what he’d"
19"Her training screamed caution."
ratio0.36
60.72% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount111
totalSentences139
matches
0"The asphalt bled light under"
1"Water streamed from drainpipes in"
2"Detective Harlow Quinn’s breath hitched,"
3"Her boots, designed for the"
4"She’d lost sight of him"
5"He’d darted into a narrow"
6"Quinn didn’t hesitate."
7"Her military precision, honed over"
8"Years of chasing shadows, most"
9"The alley reeked of overripe"
10"Rain lashed her face, running"
11"She blinked it away, her"
12"Her worn leather watch, a"
13"It felt like hours."
14"Herrera was agile, slipping through"
15"He wasn’t built like a"
16"He scrambled over a precariously"
17"Quinn followed, her movements less"
18"Her sharp jaw clenched as"
19"The alley opened onto a"
ratio0.799
35.97% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences139
matches
0"To turn back now would"
ratio0.007
89.29% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences80
technicalSentenceCount6
matches
0"Rain lashed her face, running in rivulets down her closely cropped salt-and-pepper hair and stinging her eyes."
1"Three years ago, he’d chased a lead down a similar hole, a rabbit warren of tunnels beneath Clerkenwell, chasing something that flickered and shrieked in the pe…"
2"There was a hunger in her, a need to see what lay beyond the veil of the ordinary, a curiosity that bordered on dangerous obsession."
3"A gaping, blacker-than-black shaft yawned before her, smelling of damp earth, stagnant water, and something else – a cloying, sweetish odour that prickled her n…"
4"The grate clanged shut above her with a sound that felt terrifyingly final."
5"They wouldn't see what she was beginning to see – glimpses of an otherworld, a hidden reality that thrived beneath the city’s indifferent gaze."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags1
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
82.0218%