Run: 2026-07-25-01KYCT9DFKT7B1YMEKGG798CSK

Run Details

Duration:
7.7s
Cost:
$0.003793
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 downpour had turned the Soho tarmac into a black mirror, reflecting the stuttering, emerald bleed of the green neon sign above the Raven's Nest. Harlow Quinn did not feel the rain. Adrenaline was a furnace behind her ribs, burning away the chill of her soaking coat and the ache in her knees. Eighteen years in the Metropolitan Police taught a detective how to compartmentalize the elements, how to ignore the blood singing in her ears, and how to watch a target's heels kick up spray in the dark. She stayed fifty paces back, her hand brushing the worn leather watch on her left wrist—a nervous tic she’d had since Morris died three years ago in that damp basement in Lambeth. Morris’s death still tasted like copper and old iron. The brass of the case files said it was a botched sting, a junkie with a shiv. Harlow knew better. The wound had been wrong, the chill in the air had been wrong, and the department's sudden, deafening silence had been wrongest of all. Now, her quarry was a slim figure in a dark hoodie, ducking into the subterranean snarl of the city. The suspect wasn't a junkie. They moved with a fluid, unnatural grace that screamed of the underground cabal Harlow had spent the last six months mapping out. Every time she got close, the trail reeked of ozone and things that lived beneath the pavement. She hit the mouth of the abandoned Tube station beneath Camden, her boots clacking against wet, rusted iron stairs that plunged into absolute blackness. The air down here was stagnant, smelling of rat droppings, damp ballast, and ancient coal dust. Harlow unclipped her Maglite, thumbing the switch. A sharp, white beam cut through the gloom, sweeping over peeling safety posters from the blitz and thick cables dangling like severed nerves from the vaulted ceiling. She drew her service weapon, the steel cold and familiar in her palm. With military precision, she cleared the threshold, her shoulders squared, senses honed to a razor's edge. A hundred yards down the disused tracks, past the ghostly hull of a rotting train car, a faint, amber glow pulsed against the curved brickwork. A low murmur of voices drifted through the damp air, thick with the chatter of bargains and foreign dialects. The Veil Market. Harlow had heard the rumors in the precinct—basement talk among the midnight shift about an underground black market that shifted its bones every full moon, trading in enchanted contraband and alchemical poisons. Most cops thought it was urban myth. Harlow knew the myths were usually just cases the brass was too cowardly to sign off on. She crept forward, hugging the soot-stained wall, her breath pluming white in the subterranean chill. At the platform edge, where the tracks vanished into a rusted tunnel, a makeshift checkpoint had been thrown together using corrugated iron and packing crates. Two heavy-set guards stood beneath a flickering Edison bulb. Their skin had a strange, greyish pallor, and one of them had fingers that seemed a joint too long, flexing against the butt of an iron cudgel. To pass, they were sliding small, pale objects into a rusted tin can—bone tokens, carved from knuckles and teeth. Harlow crouched behind a rotting timber pillar, her heart hammering a slow, heavy rhythm. The target in the dark hoodie had just reached the checkpoint. A white, scarred hand reached out—wait. Harlow squinted through the gloom. The profile was unmistakable now. The short curly dark brown hair, the distinct slope of the shoulders, the heavy silver medallion hanging outside the collar—Saint Christopher, catching the dim yellow light. Tomás Herrera. The paramedic. The same clean-cut, polite Spaniard who patched up Soho's underworld every time Harlow got too close to breaking them. The NHS had stripped his license a year ago for administering unauthorized treatments to patients who didn't show up in hospital registries. The department had him flagged as a low-level fixer, a bandage-changer for crooks. But watching him drop a carved knuckle into that tin can and slip past the guards into the sprawling, chaotic cavern of the market, Harlow knew Herrera was deeper in than anyone suspected. He wasn't just patching up the wounded; he was sourcing the venom. Herrera melted into the dense, shuffling crowd of the platform. Merchants behind tarps and folding tables were hawking impossible things—jars of luminescent moss that hissed in the dark, wrought-iron daggers carved from unidentifiable bone, glass vials swirling with a violet fog that smelled of burnt sugar and copper. Harlow stepped out from behind the timber. The two guards at the bottleneck stiffened, their heavy heads turning in unison toward the scrape of her boot heel. The taller one grunted, lifting his cudgel. "Closed tonight," the guard rasped, his voice sounding like dry gravel rolling down a chute. "Need a token." Harlow didn't stop. She raised her Glock with two-handed authority, the beam of her flashlight catching the guard dead in the eyes, pinning him in the white glare like a moth. "Metropolitan Police," she said, her voice dropping into that icy, commanding register that had broken suspects twice her size. "Step aside." The guard didn't blink. He smiled, revealing teeth that were entirely too pointed. "No bones, copper. No entry." The crowd behind them had gone dead silent. Dozens of faces—some human, some shifted just enough around the eyes and jaw to make the stomach churn—turned toward the disturbance. A ripple of low murmurs passed through the market, the sound of predators smelling fresh meat in a pen. Harlow looked past the guards. Deep within the maze of the abandoned station, past the stalls of illegal tonics and black-market contraband, she caught a flash of a dark hoodie disappearing behind a pillar of stacked crates. Herrera was getting away. If she let him vanish into this rabbit hole, she might never find him again. The trail would go cold, just like Morris's file, buried under red tape and institutional cowardice. She tightened her grip on her pistol. Her sharp jaw set into a hard line. The tunnel ahead stretched into absolute, suffocating darkness. It was unfamiliar territory, a lawless ecosystem where the city's municipal code ended and things older than London took over. Every instinct forged in her eighteen years of service—every survival rule she had ever taught herself—screamed at her to turn back, to call for backup, to wait for dawn. Instead, Detective Quinn took a breath, stepped past the snarl of the checkpoint guards, and plunged into the market.
created_at"2026-07-25T14:18:56.381Z" 7/25/2026, 2:18:56 PM
model"google/gemini-3.5-flash-lite-20260721"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency339
moderation_latency(null)
generation_time7646
tokens_prompt888
tokens_completion1674
native_tokens_prompt852
native_tokens_completion1415
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"default"
usage0.0037931
router(null)
provider_responses
0
endpoint_id"6bd8f433-79e1-416c-b407-1772eb796c9a"
id"0MVkap7fGvOm_uMP-MvImQk"
is_byokfalse
latency339
model_permaslug"google/gemini-3.5-flash-lite-20260721"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1784989136-9OTRR9V1nMH8WvDF4Tz2"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1784989136-fjSWmxVgEYuOYFpuZV8U"
upstream_id"0MVkap7fGvOm_uMP-MvImQk"
total_cost0.0037931
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags2
adverbTagCount0
adverbTags(empty)
dialogueSentences5
tagDensity0.4
leniency0.8
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1098
totalAiIsmAdverbs0
found(empty)
highlights(empty)
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)
49.91% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1098
totalAiIsms11
found
0
word"chill"
count3
1
word"silence"
count1
2
word"gloom"
count2
3
word"familiar"
count1
4
word"pulsed"
count1
5
word"chaotic"
count1
6
word"stomach"
count1
7
word"churn"
count1
highlights
0"chill"
1"silence"
2"gloom"
3"familiar"
4"pulsed"
5"chaotic"
6"stomach"
7"churn"
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
narrationSentences68
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences68
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences71
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen40
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1089
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions1
unquotedAttributions0
matches(empty)
89.53% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions41
wordCount1075
uniqueNames22
maxNameDensity1.21
worstName"Harlow"
maxWindowNameDensity2
worstWindowName"Harlow"
discoveredNames
Soho2
Raven1
Nest1
Quinn2
Metropolitan1
Police1
Morris3
Lambeth1
Harlow13
Tube1
Camden1
Maglite1
Veil1
Market1
Edison1
Saint1
Christopher1
Herrera4
Spaniard1
Glock1
London1
Detective1
persons
0"Raven"
1"Quinn"
2"Police"
3"Morris"
4"Harlow"
5"Maglite"
6"Edison"
7"Saint"
8"Christopher"
9"Herrera"
10"Detective"
places
0"Soho"
1"Metropolitan"
2"Lambeth"
3"Market"
4"London"
globalScore0.895
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences57
glossingSentenceCount1
matches
0"tasted like copper and old iron"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1089
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences71
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs28
mean38.89
std25.76
cv0.662
sampleLengths
089
185
219
344
440
563
644
73
856
915
1061
1119
1231
1336
144
1599
1648
177
1827
1918
2031
2121
2218
2348
2472
2515
2657
2719
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences68
matches
0"been thrown"
39.36% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs166
matches
0"were sliding"
1"was sourcing"
2"wasn't just patching"
3"were hawking"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount10
semicolonCount1
flaggedSentences9
totalSentences71
ratio0.127
matches
0"She stayed fifty paces back, her hand brushing the worn leather watch on her left wrist—a nervous tic she’d had since Morris died three years ago in that damp basement in Lambeth."
1"Harlow had heard the rumors in the precinct—basement talk among the midnight shift about an underground black market that shifted its bones every full moon, trading in enchanted contraband and alchemical poisons."
2"To pass, they were sliding small, pale objects into a rusted tin can—bone tokens, carved from knuckles and teeth."
3"A white, scarred hand reached out—wait."
4"The short curly dark brown hair, the distinct slope of the shoulders, the heavy silver medallion hanging outside the collar—Saint Christopher, catching the dim yellow light."
5"He wasn't just patching up the wounded; he was sourcing the venom."
6"Merchants behind tarps and folding tables were hawking impossible things—jars of luminescent moss that hissed in the dark, wrought-iron daggers carved from unidentifiable bone, glass vials swirling with a violet fog that smelled of burnt sugar and copper."
7"Dozens of faces—some human, some shifted just enough around the eyes and jaw to make the stomach churn—turned toward the disturbance."
8"Every instinct forged in her eighteen years of service—every survival rule she had ever taught herself—screamed at her to turn back, to call for backup, to wait for dawn."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1092
adjectiveStacks0
stackExamples(empty)
adverbCount24
adverbRatio0.02197802197802198
lyAdverbCount5
lyAdverbRatio0.004578754578754579
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences71
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences71
mean15.34
std9.45
cv0.616
sampleLengths
025
17
221
336
432
59
617
73
824
919
105
1122
1217
1324
1416
157
1627
1713
1816
1925
2019
213
2232
237
2417
2515
2625
279
2827
2919
3014
3111
326
335
345
3526
362
372
3819
3922
4013
4133
4212
4310
4438
457
4620
477
4815
493
66.67% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats6
diversityRatio0.4507042253521127
totalSentences71
uniqueOpeners32
50.51% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences66
matches
0"Instead, Detective Quinn took a"
ratio0.015
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount13
totalSentences66
matches
0"She stayed fifty paces back,"
1"They moved with a fluid,"
2"She hit the mouth of"
3"She drew her service weapon,"
4"She crept forward, hugging the"
5"Their skin had a strange,"
6"He wasn't just patching up"
7"She raised her Glock with"
8"she said, her voice dropping"
9"He smiled, revealing teeth that"
10"She tightened her grip on"
11"Her sharp jaw set into"
12"It was unfamiliar territory, a"
ratio0.197
43.33% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount55
totalSentences66
matches
0"The downpour had turned the"
1"Harlow Quinn did not feel"
2"Adrenaline was a furnace behind"
3"She stayed fifty paces back,"
4"Morris’s death still tasted like"
5"The brass of the case"
6"Harlow knew better."
7"The wound had been wrong,"
8"The suspect wasn't a junkie."
9"They moved with a fluid,"
10"Every time she got close,"
11"She hit the mouth of"
12"The air down here was"
13"Harlow unclipped her Maglite, thumbing"
14"A sharp, white beam cut"
15"She drew her service weapon,"
16"A hundred yards down the"
17"A low murmur of voices"
18"The Veil Market."
19"Harlow had heard the rumors"
ratio0.833
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount3
totalSentences66
matches
0"Now, her quarry was a"
1"To pass, they were sliding"
2"If she let him vanish"
ratio0.045
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences43
technicalSentenceCount9
matches
0"They moved with a fluid, unnatural grace that screamed of the underground cabal Harlow had spent the last six months mapping out."
1"She hit the mouth of the abandoned Tube station beneath Camden, her boots clacking against wet, rusted iron stairs that plunged into absolute blackness."
2"Harlow had heard the rumors in the precinct—basement talk among the midnight shift about an underground black market that shifted its bones every full moon, tra…"
3"She crept forward, hugging the soot-stained wall, her breath pluming white in the subterranean chill."
4"Their skin had a strange, greyish pallor, and one of them had fingers that seemed a joint too long, flexing against the butt of an iron cudgel."
5"The same clean-cut, polite Spaniard who patched up Soho's underworld every time Harlow got too close to breaking them."
6"The NHS had stripped his license a year ago for administering unauthorized treatments to patients who didn't show up in hospital registries."
7"Merchants behind tarps and folding tables were hawking impossible things—jars of luminescent moss that hissed in the dark, wrought-iron daggers carved from unid…"
8"She raised her Glock with two-handed authority, the beam of her flashlight catching the guard dead in the eyes, pinning him in the white glare like a moth."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags2
uselessAdditionCount1
matches
0"the guard rasped, his voice sounding like dry gravel rolling down a chute"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount0
fancyTags(empty)
dialogueSentences5
tagDensity0.2
leniency0.4
rawRatio0
effectiveRatio0
81.3102%