Run: 2026-03-11-01KKFCM7BP0EPHD7YF83NAAJAC

Run Details

Duration:
2m 28s
Cost:
$0.013469
Provider:
Seed

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 smeared the Raven’s Nest’s green neon sign across Harlow Quinn’s windshield, turning the lime glow into a bleeding bruise that stained the hood of her unmarked Ford. She’d been parked across the street for twelve hours, her worn leather watch digging into the pulse point of her left wrist as she tapped out a steady, military-precise rhythm, the only sound over the patter of rain on the roof. Eighteen years on the Met, fourteen of them as a detective, and she’d thrown away a promotion, her sister’s 50th birthday dinner, and the last shred of goodwill her superintendent had for her to stake out this Soho bar, the only lead she had to the clique that had killed her partner three years prior. DS Liam Morris’s death had been stamped unsolved, written off as a random gang stabbing by a force that refused to look at the evidence Harlow had cobbled together. She’d been there, in that Whitechapel warehouse, the smell of burnt iron and sulfur clinging to the walls, the gash in Morris’s chest charred around the edges like something had seared through his ribs from the inside out. The symbols scrawled above his body, looping ink that looked like nothing human, had been erased from the crime scene photos before she’d even gotten a chance to print them. The only place she’d seen those same symbols since was spray-painted on the brick alley beside the Raven’s Nest, the hidden back room the clique used for their clandestine meetings—accessible through a rotating bookshelf, per the intel she’d bribed a bartender for, the same bar that lined its walls with yellowed maps and faded black-and-white photographs, a front for a network of criminals that dabbled in things the Met couldn’t even name. When the side door of the bar slammed open, Harlow’s hand flew to the holster at her hip, her sharp jaw tightening. A man in a black hoodie, a canvas duffel slung over one shoulder, stepped out into the rain, his head swiveling left and right like he was scanning for tails. Harlow leaned forward, her salt-and-pepper cropped hair sticking to her forehead, and recognized him instantly: Tomás Herrera, 29, born in Seville, a former NHS paramedic stripped of his license two years prior for administering unauthorized, experimental treatments to patients that had never showed up in any hospital system. The intel linked him to the clique, the man who patched up their injured, who moved whatever alchemical crap they needed to keep their operation running. As he turned to jog down the sidewalk, the hood slipped back for half a second, and Harlow saw it: the scar running along his left forearm, the same knife scar listed in his rap sheet, and the glint of a Saint Christopher medallion around his neck, catching the neon glow before he pulled the hood back up. Harlow was out of the car before he could clear the intersection, her boots hitting the wet asphalt with a splat, her service weapon holstered but her hand still resting on the grip. “Metropolitan Police! Stop!” she yelled, her voice cutting through the rain. Tomás froze, then ran, his boots splashing through puddles as he cut down a narrow alley between a strip club and a locked-up kebab shop. Harlow gave chase, her military training kicking in, her 5’9” frame’s long legs eating up the pavement even as the old knee injury she’d sustained dragging Morris’s body out of that Whitechapel warehouse twinged, a sharp ache that shot up her thigh. The chase wound through Soho’s warren of back streets, past neon signs advertising lap dances and late-night cocktails, past bins reeking of rotting food and discarded beer cans, past a group of drunk tourists that stumbled out of a pub, yelling as Harlow and Tomás blew past them. She lost him for thirty seconds, cornered outside Tottenham Court Road station, until she caught the flash of his medallion again as he turned north onto Euston Road, darting between cars that screeched and honked, their tires hissing on the wet tarmac. Harlow followed, a black cab swerving to miss her, the driver leaning on his horn and yelling a string of curses she ignored. She’d left her radio in the car, hadn’t called for backup—she couldn’t trust the force, not when leaks had sprung in every major investigation she’d led into the clique, not when three different witnesses that had agreed to testify against them had turned up dead before they could take the stand. This was her shot, the first time she’d gotten close enough to one of them to grab him, to force him to tell her what had happened to Morris. Tomás didn’t slow down until they hit Camden, the rain still lashing, the locked-up market stalls along Camden Lock dark, the only light coming from the 24-hour corner shop on the high street and the full moon peeking through the clouds, casting a pale silver light over the rain-slicked cobblestones. Harlow was fifty yards behind him, her lungs burning, her knee throbbing so bad she was limping, when he darted for a set of stone steps half-hidden by a stack of pallets, the faded sign above the boarded-up entrance reading Camden Town, the abandoned Tube station that had been closed for fifteen years. He wrenched a rotting board loose from the entrance, the wood splintering, and slipped inside into the dark, disappearing before Harlow could reach the steps. She skidded to a stop at the top of the stairs, her boots slipping on the wet stone, and fumbled for the torch in her coat pocket, flicking it on to shine the beam down the steps. Halfway up, lying on a stone step, was a small white disc, polished smooth, carved with a tiny raven in its center. She bent to pick it up, surprised to find it warm, even after lying in the rain, and the old warning from DS Henderson, the retired detective who’d first mentioned the Veil Market to her, echoed in her head. The hidden supernatural black market, that moved locations every full moon, that required a bone token to enter, that operated out of abandoned Tube stations, that sold enchanted goods and banned alchemical substances and information no regular cop could ever access. It was here, right under her feet, tonight, the full moon the trigger for its latest move. Henderson had grabbed her by the arm three years prior, after she’d first asked about the symbols on Morris’s warehouse wall, and told her you don’t go down there, Harlow. Those things don’t care about your badge, your gun, nothing. They eat cops for fun. That place will swallow you whole and spit out your bones before you even say your name. A low, guttural growl rumbled up the steps from the dark, something not human, something that made the hair on the back of Harlow’s neck stand up. Then Tomás’s voice, faint and strained, carrying up the stairs: “You shouldn’t have followed me, Quinn! That token’s the only thing keeping you alive right now, but if you step one foot in here, they won’t care. You’re a cop, you’re trespassing, they’ll kill you before you can draw your gun. Turn around. Go home. I didn’t have anything to do with what happened to your partner.” Harlow froze, her fingers tightening around the bone token. He knew Morris’s name. He knew who she was. The only thing that had kept her going for three years was the chance to find out what had happened to the only person who’d ever had her back, the only person who’d believed her when she said there was something wrong with the city, something lurking under the surface that no one wanted to admit existed. She could turn around. She could walk back to her car, drive home, pour herself a whiskey, and pretend she’d never seen Tomás Herrera, never heard of the Veil Market. But she’d spend the rest of her life wondering, staring at the photo of her and Morris on her fridge, wondering if she’d left the only clue she ever had rotting in an abandoned Tube station under Camden. She pulled her service weapon from its holster, flicked the safety off, and shifted her weight onto her good knee, the ache in her left leg fading into the background as she stared into the dark. Somewhere down there, the answers she’d chased for three years were waiting. Whatever was down there, whatever monsters the Veil Market held, they couldn’t be worse than the grief that had eaten her alive for the last three years. She tucked the bone token into her coat pocket, took the first step down the stone stairs, and stepped into the dark, the noise of the city fading behind her as the entrance to the Veil Market swallowed her whole.
created_at"2026-03-11T21:25:13.731Z" 3/11/2026, 9:25:13 PM
model"bytedance-seed/seed-2.0-lite-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1201
moderation_latency(null)
generation_time148297
tokens_prompt914
tokens_completion7449
native_tokens_prompt908
native_tokens_completion6621
native_tokens_completion_images(null)
native_tokens_reasoning4749
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"
usage0.013469
router(null)
provider_responses
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endpoint_id"bf1a3473-7a0a-46d3-aaa5-adb8f876a697"
id"021773264314189681426abb3fc8758bc9af65311c7ae31e13c53"
is_byokfalse
latency1201
model_permaslug"bytedance-seed/seed-2.0-lite-20260309"
provider_name"Seed"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
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upstream_id"021773264314189681426abb3fc8758bc9af65311c7ae31e13c53"
total_cost0.013469
cache_discount(null)
upstream_inference_cost0
provider_name"Seed"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags4
adverbTagCount0
adverbTags(empty)
dialogueSentences4
tagDensity1
leniency1
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1482
totalAiIsmAdverbs0
found(empty)
highlights(empty)
80.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found
0"Henderson"
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
73.01% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1482
totalAiIsms8
found
0
word"pulse"
count1
1
word"clandestine"
count1
2
word"scanning"
count1
3
word"glint"
count1
4
word"dances"
count1
5
word"echoed"
count1
6
word"flicked"
count1
7
word"weight"
count1
highlights
0"pulse"
1"clandestine"
2"scanning"
3"glint"
4"dances"
5"echoed"
6"flicked"
7"weight"
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
narrationSentences27
matches(empty)
0.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount3
narrationSentences27
filterMatches
0"watch"
hedgeMatches
0"happened to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences27
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen218
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1480
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions3
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions67
wordCount1437
uniqueNames26
maxNameDensity0.97
worstName"Harlow"
maxWindowNameDensity2
worstWindowName"Harlow"
discoveredNames
Raven2
Nest2
Harlow14
Quinn1
Ford1
Met2
Soho2
Liam1
Morris6
Whitechapel1
Tomás6
Herrera2
Seville1
Saint1
Christopher1
Tottenham1
Court1
Road2
Euston1
Camden4
Lock1
Town1
Tube3
Henderson2
Veil4
Market4
persons
0"Raven"
1"Nest"
2"Harlow"
3"Quinn"
4"Met"
5"Liam"
6"Morris"
7"Tomás"
8"Herrera"
9"Saint"
10"Christopher"
11"Henderson"
12"Market"
places
0"Soho"
1"Seville"
2"Tottenham"
3"Court"
4"Road"
5"Euston"
6"Camden"
7"Town"
8"Veil"
globalScore1
windowScore1
50.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences25
glossingSentenceCount1
matches
0"looked like nothing human, had been erase"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1480
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences27
matches(empty)
31.89% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs10
mean148
std38.72
cv0.262
sampleLengths
0125
1169
2184
3111
4193
5128
6218
794
8143
9115
53.28% Passive voice overuse
Target: ≤2% passive sentences
passiveCount4
totalSentences27
matches
0"been parked"
1"been stamped"
2"been erased"
3"been closed"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs241
matches
0"was scanning"
1"was limping"
2"were waiting"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount2
semicolonCount0
flaggedSentences2
totalSentences27
ratio0.074
matches
0"The only place she’d seen those same symbols since was spray-painted on the brick alley beside the Raven’s Nest, the hidden back room the clique used for their clandestine meetings—accessible through a rotating bookshelf, per the intel she’d bribed a bartender for, the same bar that lined its walls with yellowed maps and faded black-and-white photographs, a front for a network of criminals that dabbled in things the Met couldn’t even name."
1"The chase wound through Soho’s warren of back streets, past neon signs advertising lap dances and late-night cocktails, past bins reeking of rotting food and discarded beer cans, past a group of drunk tourists that stumbled out of a pub, yelling as Harlow and Tomás blew past them. She lost him for thirty seconds, cornered outside Tottenham Court Road station, until she caught the flash of his medallion again as he turned north onto Euston Road, darting between cars that screeched and honked, their tires hissing on the wet tarmac. Harlow followed, a black cab swerving to miss her, the driver leaning on his horn and yelling a string of curses she ignored. She’d left her radio in the car, hadn’t called for backup—she couldn’t trust the force, not when leaks had sprung in every major investigation she’d led into the clique, not when three different witnesses that had agreed to testify against them had turned up dead before they could take the stand. This was her shot, the first time she’d gotten close enough to one of them to grab him, to force him to tell her what had happened to Morris."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount616
adjectiveStacks1
stackExamples
0"steady, military-precise rhythm,"
adverbCount14
adverbRatio0.022727272727272728
lyAdverbCount5
lyAdverbRatio0.008116883116883116
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences27
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences27
mean54.81
std54.97
cv1.003
sampleLengths
029
141
255
329
438
530
672
722
830
948
1026
1158
1233
1311
1425
1542
16193
17128
18218
1943
2021
2114
222
232
2412
25143
26115
88.89% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats1
diversityRatio0.5555555555555556
totalSentences27
uniqueOpeners15
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences25
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount7
totalSentences25
matches
0"She’d been parked across the"
1"She’d been there, in that"
2"she yelled, her voice cutting"
3"She skidded to a stop"
4"You’re a cop, you’re trespassing,"
5"I didn’t have anything to"
6"She pulled her service weapon"
ratio0.28
20.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount22
totalSentences25
matches
0"The rain smeared the Raven’s"
1"She’d been parked across the"
2"DS Liam Morris’s death had"
3"She’d been there, in that"
4"The symbols scrawled above his"
5"The only place she’d seen"
6"A man in a black"
7"Harlow leaned forward, her salt-and-pepper"
8"The intel linked him to"
9"Harlow was out of the"
10"she yelled, her voice cutting"
11"Tomás froze, then ran, his"
12"Harlow gave chase, her military"
13"The chase wound through Soho’s"
14"Tomás didn’t slow down until"
15"She skidded to a stop"
16"A low, guttural growl rumbled"
17"That token’s the only thing"
18"You’re a cop, you’re trespassing,"
19"I didn’t have anything to"
ratio0.88
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences25
matches(empty)
ratio0
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences21
technicalSentenceCount12
matches
0"The rain smeared the Raven’s Nest’s green neon sign across Harlow Quinn’s windshield, turning the lime glow into a bleeding bruise that stained the hood of her …"
1"Eighteen years on the Met, fourteen of them as a detective, and she’d thrown away a promotion, her sister’s 50th birthday dinner, and the last shred of goodwill…"
2"The only place she’d seen those same symbols since was spray-painted on the brick alley beside the Raven’s Nest, the hidden back room the clique used for their …"
3"A man in a black hoodie, a canvas duffel slung over one shoulder, stepped out into the rain, his head swiveling left and right like he was scanning for tails."
4"Harlow leaned forward, her salt-and-pepper cropped hair sticking to her forehead, and recognized him instantly: Tomás Herrera, 29, born in Seville, a former NHS…"
5"The intel linked him to the clique, the man who patched up their injured, who moved whatever alchemical crap they needed to keep their operation running."
6"Harlow was out of the car before he could clear the intersection, her boots hitting the wet asphalt with a splat, her service weapon holstered but her hand stil…"
7"The chase wound through Soho’s warren of back streets, past neon signs advertising lap dances and late-night cocktails, past bins reeking of rotting food and di…"
8"Tomás didn’t slow down until they hit Camden, the rain still lashing, the locked-up market stalls along Camden Lock dark, the only light coming from the 24-hour…"
9"She skidded to a stop at the top of the stairs, her boots slipping on the wet stone, and fumbled for the torch in her coat pocket, flicking it on to shine the b…"
10"Harlow froze, her fingers tightening around the bone token. He knew Morris’s name. He knew who she was. The only thing that had kept her going for three years w…"
11"She pulled her service weapon from its holster, flicked the safety off, and shifted her weight onto her good knee, the ache in her left leg fading into the back…"
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags3
uselessAdditionCount1
matches
0"she yelled, her voice cutting through the rain"
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount1
fancyTags
0"she yelled (yell)"
dialogueSentences4
tagDensity0.25
leniency0.5
rawRatio1
effectiveRatio0.5
66.3689%