Run: 2026-05-19-01KS0TMS995D45EZJM08KCNMP9

Run Details

Duration:
23.0s
Cost:
$0.037602
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 rain over Camden did not fall so much as it drove, a relentless, icy barrage that turned the neon glare of the high street into smeared ribbons of pink and green on the asphalt. Detective Harlow Quinn pulled the collar of her heavy coat tighter against her neck. She stood in the shadow of a recessed shop doorway, her back straight, her posture holding the rigid, military precision that eighteen years in the Metropolitan Police had beaten into her bones. She lifted her left wrist, pulling back her damp sleeve to check her worn leather watch. 11:42 PM. Across the street, emerging from the mouth of an alley beside a closed music venue, was her target. Tomás Herrera. He was twenty-nine, though from this distance, under the harsh flicker of a dying streetlamp, he looked older. The hood of his dark jacket was pulled up, but not enough to hide the curls of dark brown hair framing an olive-toned face. As he paused to scan the street, the wind whipped his collar open, offering Quinn a brief flash of silver at his throat—the Saint Christopher medallion she had seen in his NHS personnel file. Quinn adjusted her grip on the small, heavy object resting in her coat pocket. Her fingers traced the cold, unnatural ridges of the bone token she had recovered from a crime scene three weeks ago. It was a bizarre piece of carved ivory, no larger than a fifty-penny piece, bearing markings that made her chest tighten with an inexplicable, instinctual dread. Herrera took a step forward, his boot splashing into a deep puddle. He looked left, then right. His eyes, a warm, anxious brown even in the gloom, swept over the doorway where Quinn stood. She didn't freeze; she simply became part of the brickwork. But Herrera’s gaze lingered a fraction of a second too long. His posture stiffened. He knew the shape of a copper, even in civilian clothes. He knew the sharp, unyielding line of her jaw, the salt-and-pepper hair cropped close to her skull, the quiet stillness of a hunter. Herrera turned and bolted. "Stop! Police!" Quinn’s voice cut through the drumming rain, sharp and authoritative. She exploded out of the doorway, her boots striking the wet pavement with practiced, rhythmic force. At forty-one, her knees protested the sudden strain, but she locked the discomfort away in the same dark corner of her mind where she kept her grief. Herrera was fast. He ran with a desperate, frantic agility, skidding around the corner of a narrow lane that smelled of stale beer and wet rubbish. Quinn followed, her eyes locked on the bobbing dark hood ahead of her. She navigated the labyrinth of Camden’s backstreets with the ease of a woman who had policed them for nearly two decades. Yet, this wasn't a standard pursuit. Herrera wasn't a standard runner. He was a disgraced paramedic, struck off for administering what the board had called "unlicensed, highly dangerous chemical compounds" to patients who had subsequently vanished from hospital databases. To Quinn, he was the first real thread she had found in three years—the only lead that connected back to the night her partner, DS Morris, had died in an alleyway not unlike this one, his lungs crystallized with a frost that shouldn’t have existed in the height of summer. Herrera turned sharp right, plunging down a dead-end alley that bordered the canal. *Got you,* Quinn thought, her heart hammering against her ribs. But when she rounded the corner, the alley was empty. Quinn slowed to a halt, her chest heaving, her breath blooming in pale plumes in the cold air. She scanned the brick walls, the locked iron fire escapes, the overflowing industrial bins. Nothing. No footsteps, no sound of climbing. Only the steady, rhythmic overhead drip of rain from a rusted gutter. Then she smelled it. It wasn't the usual London stench of diesel and damp earth. It was a thick, heavy scent that tasted of copper, ozone, and wet, ancient stone, like a vault that hadn't been opened in centuries. She walked toward the end of the alley, her eyes tracking the dark, wet smears on the ground. Beside a pile of discarded wooden pallets was a rusted iron grate, pulled back just enough to leave a yawning black gap in the pavement. A set of concrete stairs descended into the earth, swallowed instantly by pitch darkness. This was a disused entrance to the old Tube network, closed off since the Blitz. It shouldn't have been open. The padlock lay on the ground, sheared clean through, but the metal wasn't bright. It was black and brittle, as if it had been rotted by acid rather than cut. Quinn reached into her pocket, her fingers brushing past her warrant card to grip the heavy torch. She clicked it on, casting a thin beam of white light down the stairwell. The stairs were steep, slick with condensation and green slime. Down in the dark, she heard the faint, echoing sound of footsteps—hustling, hurried, descending deeper and deeper. She stood at the threshold, the rain drumming a frantic rhythm on her shoulders. Her instincts, honed by eighteen years of riding desk chairs and pounding pavements, screamed at her to call for backup. But she knew what would happen. The radio dispatcher would send two rookies in a marked van. They would find nothing, or worse, they would find what killed Morris, and Quinn would have more blood on her conscience. This was her case. Her ghost. She tightened her hand around her torch, checked her watch one more time—11:47 PM—and stepped over the threshold, descending into the dark. The air grew rapidly warmer as she went down, a stifling, humid heat that made her skin itch. The walls transition from damp brick to cracked subterranean tiling, the faded remains of Edwardian railway posters clinging to the walls like shedding skin. The further she went, the louder the ambient noise became. It wasn't the rumble of distant northern line trains, but a low, vibrating hum, accompanied by a strange, chaotic murmur of voices. She reached the bottom of the stairs, turning a sharp corner of the tunnel. Directly ahead, the passage was blocked by a makeshift barrier of rusted iron reinforcing bars. Standing beside it was a figure wrapped in a heavy, grease-stained oilskin coat. The figure was tall, impossibly thin, and stood with an unnatural stillness. Quinn ducked back behind a tiled pillar, pressing her back against the damp ceramic. She turned off her torch. Through the gap, she watched. Herrera was there, his back to her. He was speaking to the guard in hushed, urgent tones. The guard didn't answer with words, but reached out a gloved hand, palm upturned. Herrera fumbled in his pocket and produced a small, pale object. He dropped it into the guard's hand. The bone token. The guard examined it, then nodded once. He pulled a lever, and the heavy iron barrier swung open with a screech of ungreased hinges. Herrera slipped through, disappearing into a wide, vaulted archway beyond. Quinn looked down at her own hand. Slowly, she pulled the bone token from her pocket. It felt greasy in her palm, warmer than it should have been. She had found it in the apartment of a suspect who had vanished into thin air during a routine questioning. Now, she understood its purpose. It was a key. She looked toward the archway. Beyond the barrier, the darkness gave way to a flickering, amber glow. The murmur of voices was a deafening roar now, punctuated by the clinking of bottles, the smell of roasted meats, and strange, chemical vapors that stung her eyes. This was the Veil Market. She had heard whispers of it in the darkest corners of her investigations—a black market that existed on the fringes of London's reality, moving with the cycle of the moon, accessible only to those who knew how to ask, and those who had the price of admission. Inside that market was Herrera, her only connection to Morris’s death. But inside that market was also a world that defied every law of nature she had dedicated her life to upholding. If she stepped through that gate, her police badge meant nothing. Her radio wouldn't work. The law of the Land ceased to exist. She was forty-one years old, a detective sergeant with a pension on the horizon and a quiet flat in Peckham. She could turn around. She could walk back up those steps, file a report about a suspect lost in the underground canal system, and go home to a cup of tea. Quinn looked at the bone token in her hand. She thought of Morris, lying on a metal gurney in the mortuary, his eyes wide with a terror he couldn't speak, his body cold enough to burn the touch. She gripped the token tightly, her knuckles turning white. "To hell with it," she whispered. She stepped out from behind the pillar and walked toward the gate.
created_at"2026-05-19T19:15:46.606Z" 5/19/2026, 7:15:46 PM
model"google/gemini-3.5-flash-20260519"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1547
moderation_latency(null)
generation_time22898
tokens_prompt914
tokens_completion3269
native_tokens_prompt852
native_tokens_completion4036
native_tokens_completion_images0
native_tokens_reasoning2096
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"STOP"
service_tier"standard"
usage0.037602
router(null)
provider_responses
0
endpoint_id"bd50061c-e1d8-469e-96b1-d322e77378f8"
id"4rYMatmnLsP1jMcP_oTF6Qg"
is_byokfalse
latency1547
model_permaslug"google/gemini-3.5-flash-20260519"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.15.0; linux; x64))"
http_referer(null)
request_id"req-1779218146-9r55TAnVRdvzE9422Xpj"
session_id(null)
api_type"completions"
id"gen-1779218146-6Yn0rNMgjVsVrPXDNOdV"
upstream_id"4rYMatmnLsP1jMcP_oTF6Qg"
total_cost0.037602
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)

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
93.39% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1513
totalAiIsmAdverbs2
found
0
adverb"slowly"
count1
1
adverb"tightly"
count1
highlights
0"slowly"
1"tightly"
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)
50.43% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1513
totalAiIsms15
found
0
word"flicker"
count1
1
word"traced"
count1
2
word"gloom"
count1
3
word"rhythmic"
count2
4
word"navigated"
count1
5
word"standard"
count2
6
word"crystallized"
count1
7
word"scanned"
count1
8
word"footsteps"
count2
9
word"echoing"
count1
10
word"pounding"
count1
11
word"chaotic"
count1
highlights
0"flicker"
1"traced"
2"gloom"
3"rhythmic"
4"navigated"
5"standard"
6"crystallized"
7"scanned"
8"footsteps"
9"echoing"
10"pounding"
11"chaotic"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches0
maxInWindow0
found(empty)
highlights(empty)
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences107
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount0
narrationSentences107
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences107
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen51
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords2
totalWords1507
ratio0.001
matches
0"Got you,"
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
totalMentions45
wordCount1496
uniqueNames17
maxNameDensity0.94
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Camden2
Harlow1
Quinn14
Metropolitan1
Police1
Herrera11
Saint1
Christopher1
Morris4
London2
Tube1
Blitz1
Edwardian1
Veil1
Market1
Land1
Peckham1
persons
0"Camden"
1"Harlow"
2"Quinn"
3"Police"
4"Herrera"
5"Saint"
6"Christopher"
7"Morris"
8"Land"
places
0"Metropolitan"
1"London"
2"Peckham"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences85
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1507
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences107
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs43
mean35.05
std23.36
cv0.666
sampleLengths
035
164
218
378
461
534
658
74
812
943
1060
1189
1213
1310
1410
1551
164
1735
1857
1950
2031
2127
2272
236
2422
2574
2614
2740
2819
295
3031
3118
323
3334
3457
3545
3652
3755
3851
3938
409
416
4212
88.87% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences107
matches
0"was pulled"
1"been opened"
2"been open"
3"been rotted"
4"was blocked"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs230
matches
0"was speaking"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount6
semicolonCount1
flaggedSentences6
totalSentences107
ratio0.056
matches
0"As he paused to scan the street, the wind whipped his collar open, offering Quinn a brief flash of silver at his throat—the Saint Christopher medallion she had seen in his NHS personnel file."
1"She didn't freeze; she simply became part of the brickwork."
2"To Quinn, he was the first real thread she had found in three years—the only lead that connected back to the night her partner, DS Morris, had died in an alleyway not unlike this one, his lungs crystallized with a frost that shouldn’t have existed in the height of summer."
3"Down in the dark, she heard the faint, echoing sound of footsteps—hustling, hurried, descending deeper and deeper."
4"She tightened her hand around her torch, checked her watch one more time—11:47 PM—and stepped over the threshold, descending into the dark."
5"She had heard whispers of it in the darkest corners of her investigations—a black market that existed on the fringes of London's reality, moving with the cycle of the moon, accessible only to those who knew how to ask, and those who had the price of admission."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1511
adjectiveStacks1
stackExamples
0"heavy, grease-stained oilskin"
adverbCount34
adverbRatio0.022501654533421574
lyAdverbCount13
lyAdverbRatio0.008603573792190603
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences107
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences107
mean14.08
std9.06
cv0.643
sampleLengths
035
114
232
316
42
518
62
718
824
934
1014
1121
1226
1312
145
1517
1610
1711
183
1911
2023
214
2212
2316
2427
253
2623
2713
2821
296
305
3128
3250
3313
3410
3510
3618
3714
381
396
4012
414
4211
4324
4418
4525
4614
4715
485
4914
47.66% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats9
diversityRatio0.3364485981308411
totalSentences107
uniqueOpeners36
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences102
matches
0"Only the steady, rhythmic overhead"
1"Then she smelled it."
2"Directly ahead, the passage was"
3"Slowly, she pulled the bone"
ratio0.039
47.45% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount44
totalSentences102
matches
0"She stood in the shadow"
1"She lifted her left wrist,"
2"He was twenty-nine, though from"
3"Her fingers traced the cold,"
4"It was a bizarre piece"
5"He looked left, then right."
6"His eyes, a warm, anxious"
7"She didn't freeze; she simply"
8"His posture stiffened."
9"He knew the shape of"
10"He knew the sharp, unyielding"
11"She exploded out of the"
12"He ran with a desperate,"
13"She navigated the labyrinth of"
14"He was a disgraced paramedic,"
15"She scanned the brick walls,"
16"It wasn't the usual London"
17"It was a thick, heavy"
18"She walked toward the end"
19"It shouldn't have been open."
ratio0.431
72.75% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount79
totalSentences102
matches
0"The rain over Camden did"
1"Detective Harlow Quinn pulled the"
2"She stood in the shadow"
3"She lifted her left wrist,"
4"He was twenty-nine, though from"
5"The hood of his dark"
6"Quinn adjusted her grip on"
7"Her fingers traced the cold,"
8"It was a bizarre piece"
9"Herrera took a step forward,"
10"He looked left, then right."
11"His eyes, a warm, anxious"
12"She didn't freeze; she simply"
13"His posture stiffened."
14"He knew the shape of"
15"He knew the sharp, unyielding"
16"Herrera turned and bolted."
17"Quinn’s voice cut through the"
18"She exploded out of the"
19"Herrera was fast."
ratio0.775
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount4
totalSentences102
matches
0"Yet, this wasn't a standard"
1"To Quinn, he was the"
2"Now, she understood its purpose."
3"If she stepped through that"
ratio0.039
43.65% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences72
technicalSentenceCount10
matches
0"The rain over Camden did not fall so much as it drove, a relentless, icy barrage that turned the neon glare of the high street into smeared ribbons of pink and …"
1"It was a bizarre piece of carved ivory, no larger than a fifty-penny piece, bearing markings that made her chest tighten with an inexplicable, instinctual dread…"
2"He ran with a desperate, frantic agility, skidding around the corner of a narrow lane that smelled of stale beer and wet rubbish."
3"To Quinn, he was the first real thread she had found in three years—the only lead that connected back to the night her partner, DS Morris, had died in an alleyw…"
4"Herrera turned sharp right, plunging down a dead-end alley that bordered the canal."
5"Quinn slowed to a halt, her chest heaving, her breath blooming in pale plumes in the cold air."
6"It was a thick, heavy scent that tasted of copper, ozone, and wet, ancient stone, like a vault that hadn't been opened in centuries."
7"The murmur of voices was a deafening roar now, punctuated by the clinking of bottles, the smell of roasted meats, and strange, chemical vapors that stung her ey…"
8"She had heard whispers of it in the darkest corners of her investigations—a black market that existed on the fringes of London's reality, moving with the cycle …"
9"But inside that market was also a world that defied every law of nature she had dedicated her life to upholding."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags2
uselessAdditionCount0
matches(empty)
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount1
fancyTags
0"she whispered (whisper)"
dialogueSentences3
tagDensity0.333
leniency0.667
rawRatio1
effectiveRatio0.667
84.6066%