Run: 2026-05-10-01KR90VKZJG2MCX2BF3NECBVKE

Run Details

Duration:
7.9s
Cost:
$0.002328
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 in Soho didn't wash the city clean; it only turned the grit into a slick, obsidian paste. Harlow Quinn kept her head down, the collar of her coat turned up against the biting wind. Her boots struck the pavement with practiced, military rhythm, her eyes tracking the blur of olive-skinned motion twenty yards ahead. Tomás Herrera was fast, moving with the jagged, desperate agility of a man who knew exactly what the law meant for him. He slipped past the green neon glow of The Raven's Nest, his hand instinctively clutching at his chest, likely feeling for the weight of that Saint Christopher medallion beneath his shirt. He didn't look back. He didn't need to. He knew she was there. Harlow felt the familiar ache in her left wrist, her fingers brushing against the worn leather strap of her watch. It was a nervous tic, a phantom tether to the partner she’d lost three years ago. DS Morris hadn’t stood a chance against the things that moved in the shadows of this city, but Harlow had survived, and she had spent every hour since hunting for the logic in the impossible. She rounded the corner, her hand resting near the holster at her hip. The suspect vaulted a chain-link fence that cordoned off a construction site near the Camden junction. She didn't hesitate, swinging her five-foot-nine frame over the steel mesh with a grunt of exertion. She landed on the damp earth and broke into a sprint, closing the gap as they moved away from the streetlights and into the hollowed-out silence of the derelict district. Herrera wasn't heading for a safehouse. He was heading for the line. He stopped abruptly at the entrance to an old, boarded-up Tube station. The air here smelled of ozone and rot, a sulfurous tang that turned Harlow’s stomach. She slowed, drawing her sidearm, the weight comforting and cold in her palm. Shadows seemed to cling to the grime-smeared walls, stretching and pulsing in the periphery of her vision. Herrera turned, his face illuminated by the flickering light of a nearby streetlamp. He stood just before the darkened threshold of the station steps. A thin, jagged scar marked his left forearm, catching a stray beam of light. He looked exhausted, his curly hair matted with rain, his warm brown eyes wide with a frantic, pleading edge. Stop, Herrera, Harlow commanded, her voice steady despite the adrenaline surging through her. She didn't shout; military precision demanded control even in the chaos. I’m not asking again. He let out a sharp, ragged laugh, pointing a finger toward the yawning black maw of the underground entrance. You have no idea what’s down there, Detective. You talk about law, about evidence, about filing reports. That—that is a different world. If I go down those steps, you lose your jurisdiction. And likely your life. Harlow stepped forward, her heels clicking sharply against the pavement. The barrier wasn't just metal and stone; it was a psychological border, and she could feel the temperature plummeting as she neared it. She remembered the reports from the warehouse raid, the way DS Morris’s body had been foundnot broken by force, but somehow undone. I’ve spent three years chasing the ghosts of this city, Tomás, she said, her brown eyes locking onto his. I don’t care about the jurisdiction. I care about why you were at the scene, and why you’ve been stitching up things that shouldn't exist. Herrera shook his head, his hand darting into his pocket. He pulled out a small, pale object. It caught the light for a fleeting second—a token, crafted from bone, carved with symbols that seemed to writhe when she looked at them directly. The bone token. He held it up like a shield. Tonight is the night of the full moon, Harlow. The Veil Market isn’t just an abandoned station tonight. It’s a door. You follow me through, and you aren't a detective anymore. You’re just another human wandering into a slaughterhouse. He turned and bolted, his feet thudding against the metal stairs leading down into the dark. Harlow hesitated. Everything in her training, the eighteen years of decorated service, screamed at her to call for backup, to wait for a containment unit, to stay in the light. But the light was a lie. The light couldn't explain how the back room of The Raven's Nest hidden behind a bookshelf always stayed warm even in the dead of winter, or why the maps on the wall kept changing their borders week by week. She reached the top of the concrete stairs. The descent felt like dropping into a cold bath. Down there, she could hear them—a cacophony of whispers, the clatter of illicit trade, and a low, humming vibration that rattled her teeth. It sounded like a thousand voices speaking in a tongue that wasn't meant for human throats. She gripped her weapon with both hands, her breath coming in visible, white plumes. If she stayed, she remained the detective, the woman who kept the world safe by never looking at the rot beneath the floorboards. If she followed, she became part of the problem. She thought of Morris. She thought of the cold space in her lungs that had been there since the day he vanished. The sound of shuffling footsteps receded further into the tunnel. A flicker of bioluminescent light pulsed deep in the throat of the station, casting long, horrific shadows that danced like starving creatures against the arched tiles. It was a siren song of facts hidden from the light of day. With a final, grounding breath, Harlow stepped over the threshold into the dark. The air instantly thickened, heavy with the scent of dried herbs and something metallic—blood, or perhaps something older. The moment her boot hit the first step, the wind above didn't just stop; the world above seemed to snap shut, leaving her in the deafening, subterranean hum of the Market. She didn't look back. She clicked her flashlight on, the beam cutting through the oppressive gloom, and caught the faint, retreating silhouette of Tomás Herrera as he passed through a threshold that shimmered like heat haze. She didn't know if she would find answers, or if she would simply become another cold case file hidden in the files of a department that refused to see. But the chase was no longer about a suspect. It was about the truth, and for the first time in three years, the darkness ahead felt like an invitation. She descended into the station, the bone-chilling cold curling around her like a shroud, and stepped into the Veil.
created_at"2026-05-10T13:22:35.641Z" 5/10/2026, 1:22:35 PM
model"google/gemini-3.1-flash-lite-20260507"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency607
moderation_latency(null)
generation_time7756
tokens_prompt914
tokens_completion1658
native_tokens_prompt852
native_tokens_completion1410
native_tokens_completion_images0
native_tokens_reasoning0
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"
usage0.002328
router(null)
provider_responses
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endpoint_id"237af107-d2e9-46c7-b146-c74d75980dee"
id"m4YAapqqNoqI6dkP8eiS2Ac"
is_byokfalse
latency607
model_permaslug"google/gemini-3.1-flash-lite-20260507"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1778419355-ZnvE837MWy73F0WNm8za"
session_id(null)
api_type"completions"
id"gen-1778419355-J4SjpXXPgTiUyq1kv7Vk"
upstream_id"m4YAapqqNoqI6dkP8eiS2Ac"
total_cost0.002328
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
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Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags0
95.50% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1111
totalAiIsmAdverbs1
found
0
adverb"sharply"
count1
highlights
0"sharply"
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)
23.49% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1111
totalAiIsms17
found
0
word"weight"
count2
1
word"familiar"
count1
2
word"silence"
count1
3
word"stomach"
count1
4
word"comforting"
count1
5
word"maw"
count1
6
word"could feel"
count1
7
word"fleeting"
count1
8
word"cacophony"
count1
9
word"footsteps"
count1
10
word"flicker"
count1
11
word"pulsed"
count1
12
word"oppressive"
count1
13
word"gloom"
count1
14
word"shimmered"
count1
15
word"chilling"
count1
highlights
0"weight"
1"familiar"
2"silence"
3"stomach"
4"comforting"
5"maw"
6"could feel"
7"fleeting"
8"cacophony"
9"footsteps"
10"flicker"
11"pulsed"
12"oppressive"
13"gloom"
14"shimmered"
15"chilling"
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
narrationSentences76
matches(empty)
67.67% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount3
narrationSentences76
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)
analyzedSentences76
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen39
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1106
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions7
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions40
wordCount1106
uniqueNames16
maxNameDensity0.81
worstName"Harlow"
maxWindowNameDensity1.5
worstWindowName"Herrera"
discoveredNames
Soho1
Quinn1
Herrera6
Raven2
Nest2
Saint1
Christopher1
Morris3
Harlow9
Camden1
Tube1
Detective1
Tomás3
Veil2
Market2
You4
persons
0"Quinn"
1"Herrera"
2"Raven"
3"Nest"
4"Saint"
5"Christopher"
6"Morris"
7"Harlow"
8"Tomás"
9"You"
places
0"Soho"
1"Camden"
2"Veil"
globalScore1
windowScore1
0.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences65
glossingSentenceCount4
matches
0"symbols that seemed to writhe when she looked at them directly"
1"felt like dropping into a cold bath"
2"sounded like a thousand voices speaking in"
3"felt like an invitation"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.904
wordCount1106
matches
0"not broken by force, but somehow undone"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences76
matches(empty)
60.53% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs22
mean50.27
std18.19
cv0.362
sampleLengths
056
166
271
375
412
557
657
728
855
955
1044
1152
1239
1316
1475
1556
1646
1722
1849
1962
2036
2177
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences76
matches
0"been found"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs180
matches
0"wasn't heading"
1"was heading"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount5
semicolonCount4
flaggedSentences9
totalSentences76
ratio0.118
matches
0"The rain in Soho didn't wash the city clean; it only turned the grit into a slick, obsidian paste."
1"She didn't shout; military precision demanded control even in the chaos."
2"That—that is a different world."
3"The barrier wasn't just metal and stone; it was a psychological border, and she could feel the temperature plummeting as she neared it."
4"She remembered the reports from the warehouse raid, the way DS Morris’s body had been found—not broken by force, but somehow undone."
5"It caught the light for a fleeting second—a token, crafted from bone, carved with symbols that seemed to writhe when she looked at them directly."
6"Down there, she could hear them—a cacophony of whispers, the clatter of illicit trade, and a low, humming vibration that rattled her teeth."
7"The air instantly thickened, heavy with the scent of dried herbs and something metallic—blood, or perhaps something older."
8"The moment her boot hit the first step, the wind above didn't just stop; the world above seemed to snap shut, leaving her in the deafening, subterranean hum of the Market."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1119
adjectiveStacks1
stackExamples
0"bone-chilling cold curling"
adverbCount26
adverbRatio0.02323503127792672
lyAdverbCount11
lyAdverbRatio0.009830205540661306
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences76
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences76
mean14.55
std8.47
cv0.582
sampleLengths
019
117
220
322
431
54
64
75
820
916
1035
1113
1216
1316
1430
156
166
1712
1815
1913
2017
2113
2211
2314
2419
2513
2611
274
2819
298
309
315
3210
334
3410
3523
3622
3719
386
3919
4010
417
4225
433
447
459
469
473
4810
498
31.58% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats14
diversityRatio0.2894736842105263
totalSentences76
uniqueOpeners22
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences75
matches(empty)
ratio0
1.33% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount41
totalSentences75
matches
0"Her boots struck the pavement"
1"He slipped past the green"
2"He didn't look back."
3"He didn't need to."
4"He knew she was there."
5"It was a nervous tic,"
6"She rounded the corner, her"
7"She didn't hesitate, swinging her"
8"She landed on the damp"
9"He was heading for the"
10"He stopped abruptly at the"
11"She slowed, drawing her sidearm,"
12"He stood just before the"
13"He looked exhausted, his curly"
14"She didn't shout; military precision"
15"I’m not asking again."
16"He let out a sharp,"
17"You have no idea what’s"
18"You talk about law, about"
19"She remembered the reports from"
ratio0.547
20.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount66
totalSentences75
matches
0"The rain in Soho didn't"
1"Harlow Quinn kept her head"
2"Her boots struck the pavement"
3"Tomás Herrera was fast, moving"
4"He slipped past the green"
5"He didn't look back."
6"He didn't need to."
7"He knew she was there."
8"Harlow felt the familiar ache"
9"It was a nervous tic,"
10"DS Morris hadn’t stood a"
11"She rounded the corner, her"
12"The suspect vaulted a chain-link"
13"She didn't hesitate, swinging her"
14"She landed on the damp"
15"Herrera wasn't heading for a"
16"He was heading for the"
17"He stopped abruptly at the"
18"The air here smelled of"
19"She slowed, drawing her sidearm,"
ratio0.88
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount3
totalSentences75
matches
0"If I go down those"
1"If she stayed, she remained"
2"If she followed, she became"
ratio0.04
42.86% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences50
technicalSentenceCount7
matches
0"Tomás Herrera was fast, moving with the jagged, desperate agility of a man who knew exactly what the law meant for him."
1"The suspect vaulted a chain-link fence that cordoned off a construction site near the Camden junction."
2"He turned and bolted, his feet thudding against the metal stairs leading down into the dark."
3"Down there, she could hear them—a cacophony of whispers, the clatter of illicit trade, and a low, humming vibration that rattled her teeth."
4"If she stayed, she remained the detective, the woman who kept the world safe by never looking at the rot beneath the floorboards."
5"A flicker of bioluminescent light pulsed deep in the throat of the station, casting long, horrific shadows that danced like starving creatures against the arche…"
6"She clicked her flashlight on, the beam cutting through the oppressive gloom, and caught the faint, retreating silhouette of Tomás Herrera as he passed through …"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags0
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
74.5653%