Run: 2026-03-09-01KK9QQM8553ZSTMRDPEY26GHQ

Run Details

Duration:
2m 43s
Cost:
$0.086850
Provider:
OpenAI

Model input

System
You are an expert fiction writer. Always keep the following rules in mind: - Write in past tense and use General English spelling, grammar, and colloquialisms/slang. - Write in active voice - Always follow the "show, don't tell" principle. - Avoid adverbs and cliches and overused/commonly used phrases. Aim for fresh and original descriptions. - Convey events and story through dialogue. - Mix short, punchy sentences with long, descriptive ones. Drop fill words to add variety. - Skip "he/she said said" dialogue tags and convey people's actions or face expressions through their speech - Avoid mushy dialog and descriptions, have dialogue always continue the action, never stall or add unnecessary fluff. Vary the descriptions to not repeat yourself. - Put dialogue on its own paragraph to separate scene and action. - Reduce indicators of uncertainty like "trying" or "maybe" When writing text: - NEVER conclude the scene on your own, follow the beat instructions very closely. - NEVER end with foreshadowing. - NEVER write further than what I prompt you with. - AVOID imagining possible endings, NEVER deviate from the instructions. - STOP EARLY if the continuation contains what was required in the instructions. You do not need to fill out the full amount of words possible.
User/Human
Take into account the following glossary of characters/locations/items/lore... when writing your response: <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> Continue the story using the following instructions: <instructions> 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. </instructions>

Model response

AI
The man in the waxed black coat looked into a dark shop window, saw her in the glass, and ran. Quinn broke after him before the splash from his first step settled in the gutter. Rain sheeted off the awnings along Camden High Street and bounced off the pavement in silver grit. Her boots struck hard. Her coat snapped behind her. A bus dragged a wall of spray across the kerb, and she cut through it without slowing. “Police. Stop.” He gave her a glance over one shoulder. Thin face. Wet fringe plastered to his forehead. A canvas satchel banged against his hip under the coat. He shoved through a knot of smokers outside a music venue and sent two pints spinning across the pavement. Quinn shouldered past the men swearing at the rain and the ruined lager. Eighteen years on the job had pared the chase down to angles and breath and timing. She watched his shoulders, not his feet. Shoulders told the truth half a second before the body moved. When he dipped left, she had already cut the corner. She had picked him up outside the Raven’s Nest forty minutes earlier, under that green neon sign that painted the rain a sick colour. He had come out alone, though she’d watched three others vanish into the bar’s hidden back room through the bookshelf near the old maps and black-and-white photographs on the wall. He had kept one hand on the satchel the whole walk to Tottenham Court Road. He had taken the Tube north. He had checked reflections twice. On the third one, he had found her. Now he ran flat out. He darted into the road between stalled traffic. Horns ripped through the rain. Quinn followed, palm slamming off the bonnet of a taxi as the driver stamped the brakes. “You mad?” She left his outrage behind and vaulted the low chain outside a souvenir shop. The suspect clipped a rack of postcards and sent soaked cardboard fans across the pavement. Tourists shrank back under umbrellas, startled faces flashing in the glare from shopfronts. He hit a side street. Narrower. Darker. Brick walls closing in. Puddles deep enough to hide holes in the tarmac. Quinn gained two strides. “Drop the bag.” He snatched a bottle from beside a doorway and flung it without looking. It burst against the wall at her shoulder. Sour beer and glass burst across her sleeve. She never checked the sting. She kept moving. At the end of the lane he veered through a covered yard behind shuttered market units, skidding on rotted fruit and cardboard pulp. Neon from an all-night chicken shop smeared across the puddles. A steel roller door rattled in the wind. Somewhere above, a train groaned over wet tracks. The man misjudged a stack of milk crates. His foot punched through. He lurched. Quinn heard the sharp crack of plastic and the grunt that followed. She closed the gap to five metres. He ripped free and ran harder. Stubborn bastard. Her lungs burned. The old ache in her left knee flashed once and vanished under habit. Her watch clung wet to her wrist. She glanced at it from reflex more than need, the worn leather dark with rain. 23:17. Backup sat ten minutes away if she called it in clean. Twenty if she said too much and they started asking why she had been alone outside a Soho bar with half a notebook full of names and no authorisation. The suspect burst out onto Chalk Farm Road and nearly died under a motorbike. The rider slewed sideways, screaming into his helmet. Quinn hit the crossing without a light, weaving between headlights, one hand up to fend off the worst of the traffic. A driver leaned on the horn until she fixed him with a look. He shut his mouth and gripped the wheel. The man took a flight of steps beside a boarded-up off-licence, dropping into an alley squeezed between a tattoo parlour and a closed betting shop. Water streamed down the concrete stairs in black ribbons. Quinn knew the lane by sight and hated it at once. Blind end. Too narrow for a van. One way out. Unless it wasn’t. He reached the bottom and vanished. Quinn hit the stair rail with one hand and swung down fast, boots slipping on slime. The alley ended at a rusted service gate built into an old brick retaining wall. Faded enamel tiles curved overhead. A ghost of the Underground roundel clung to the brick, half stripped, the red bar peeled to white scars. An abandoned station entrance. The suspect stood under a corrugated awning with a figure built like a wardrobe. The wardrobe wore a butcher’s apron over a dark jumper. Rain drummed on the metal roof above them. A bare bulb swung and threw yellow light across the gate’s chain and padlock. “Token.” The suspect dug into his pocket and pressed something into the apron man’s palm. Small. Pale. Smooth. Bone, by the look of it. The apron man bit it with square teeth, then nodded once. He unlocked the chain. The gate opened just wide enough. The suspect glanced back up the stairs. Quinn flattened herself against the wall, breath locked in her chest. He had not seen her. He ducked through the gap and started down a second staircase hidden beyond the gate, deeper than the street, deeper than the station signs above. Light rose from below in strange colours—amber, violet, a sickly blue that made the wet brick shine like skin. Sound came up after it. Not train noise. Not traffic. Voices. A crowd’s murmur. Metal clinks. Laughter that broke in the wrong place. Something hissed. Something barked once, low and wet. The apron man locked the gate again and settled beneath the awning. Quinn stayed where she was, rain dripping off her fringe into her eyes. Her pulse thudded in her throat. On the stairs above, Camden carried on as if none of this sat under its feet. Music bled through brick. Sirens washed over the rooftops and thinned into the night. Her phone buzzed in her inside pocket. She dragged it free under cover of her coat. One missed call. Tomás Herrera. Of course. She pressed call before the first ring finished. He picked up at once. The line crackled. Somewhere behind his voice, glasses clinked and a door banged. The Raven’s Nest. He had stayed put. “You’re still out.” “You knew he’d come here.” Rain rattled against metal. Quinn watched the apron man scratch his jaw beneath the bulb. Tomás drew a breath through his teeth. “Where are you?” “Camden. Old station entrance off the High Street. He passed a token to a guard and went below.” A long pause sat on the line. “Detective, leave.” “What’s below?” “You already know the name.” She looked past the gate again. A woman in a red coat climbed halfway up the hidden stairs from below, laughing with a man in a three-piece suit. She held a birdcage covered by black cloth. Her boots were dry. Neither of them looked up. The apron man opened the gate. The suited man pressed a small white disc into his hand and kept walking. “The Veil Market.” Tomás let out a low curse. “Then leave.” “He’s carrying something from the Nest.” “Then let him carry it.” “That your medical opinion?” “It’s the only one I’m giving.” Quinn shifted closer to the awning, keeping out of the bulb’s swing. “Talk.” Tomás stayed quiet for two beats. When he came back, his voice had dropped. “The Market moves every full moon. You don’t get in by accident. You don’t go below with a warrant and a flashlight and expect anyone there to care. The law ends at the top step.” “The law doesn’t end where I lose sight of a suspect.” “Here it does.” The apron man looked up the stairs. Quinn turned away and put her back to the wall, phone pressed hard to her ear. “You’ve been there.” “I patched men up after they’d been there.” “That’s not what I asked.” Another pause. “I know the smell of the place when people bring it back on their clothes.” Quinn looked at the gate chain, the bone token changing hands, the wet bricks swallowing light. “What do I need?” “If you go down, don’t touch anything you don’t understand.” “That narrows it.” “I’m serious.” “So am I.” Tomás swore again, softer this time. “You need a bone token. One gets you through the door. It doesn’t buy you friends. Don’t eat there. Don’t drink there. Don’t let anyone bargain for your name. Keep your eyes on the living, not the things in jars. If anyone asks who vouched for you, don’t use mine.” “Morris had one.” The line went dead silent. Quinn had not meant to say it aloud. The words had come off the same shelf as breath. At last Tomás spoke, rough and low. “What?” “In his effects.” She kept her gaze on the gate. “Uncatalogued. Bagged wrong. Small bit of polished bone with a burn mark in the middle. I kept it.” “You what?” “He died on a case that never made sense. I kept it.” Rain ran cold down the back of her neck. She slipped her free hand into the inner pocket of her coat and found the tiny evidence envelope she had folded flat months ago. The plastic crackled under her fingers. She pulled it out. The token sat in the bag like a milk tooth from a giant. Thumb-sized. Smooth from handling. A black mark branded into the centre, a circle split by a hooked line. Identical. Tomás heard the silence change. “You have it with you.” “I do now.” “Quinn.” He used her name like a hand on a door. She stared at the token through the plastic. DS Morris, three years in the ground, had carried this into something nobody in the file could explain. She remembered his widow at the inquest with both hands around a paper cup she never drank. She remembered the photographs from the canal steps, the ones the lab could not account for, the residue no one named. Below the gate, the hidden crowd surged and ebbed. She caught a flash of brass scales, a table lit by blue flame, a boy carrying a crate full of stoppered bottles that glowed in the cracks between his fingers. The suspect in the black coat would already be moving through them. The satchel would vanish. The trail would die under brick and rain and silence. “Tell me not to go,” Quinn muttered. Tomás did not take the gift. “If you go in,” he answered, “go in knowing no one will come fetch you.” The apron man glanced at her again. This time he looked straight at the pocket where the phone hid, then at the envelope in her hand. His mouth twitched. “You buying entry,” he called, voice thick as gravel, “or blocking the drain?” Quinn slid the phone back into her coat. Tomás came through the line one last time, small now beneath the rain. “Quinn.” She ended the call. The stairs seemed steeper when she stood on them alone. Rain washed over the top step and stopped at the awning as if the night itself refused to go lower. Quinn peeled the plastic open with her thumbnail and tipped the token into her palm. It felt warmer than the rain should have allowed. She walked down the last three steps until the bulb lit her face. Up close, the apron man smelled of bleach, tobacco, and something coppery underneath. “Token.” Quinn placed the bone in his hand. His thumb ran over the burn mark. His eyes lifted to hers, then sharpened. He turned the token once more, as if he knew the weight of it. “This one’s old.” “Open the gate.” He held her gaze for a moment that stretched thin enough to cut, then stepped aside and unlocked the chain. Metal clicked. The gate groaned inward. Warm air climbed out of the dark, carrying spice, rot, singed wax, and the dense human press of a market hidden under a dead station. “This buys entry,” he murmured. “Nothing else.” Quinn ducked under the gate and put her foot on the first wet stair.
created_at"2026-03-09T16:43:52.979Z" 3/9/2026, 4:43:52 PM
model"openai/gpt-5.4-20260305"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency85686
moderation_latency(null)
generation_time162462
tokens_prompt1140
tokens_completion4243
native_tokens_prompt984
native_tokens_completion5626
native_tokens_completion_images0
native_tokens_reasoning3049
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"completed"
usage0.08685
router(null)
provider_responses
0
endpoint_id"9ff5625c-403f-4d7f-b895-58ac7295062c"
id"resp_01e032f9cfe5ed3c0169aef8c915fc819583ecaf523c8c4aeb"
is_byokfalse
latency205
model_permaslug"openai/gpt-5.4-20260305"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773074632-ZtGVw1zeLAPFeXtVCA5P"
upstream_id"resp_01e032f9cfe5ed3c0169aef8c915fc819583ecaf523c8c4aeb"
total_cost0.08685
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags5
adverbTagCount0
adverbTags(empty)
dialogueSentences49
tagDensity0.102
leniency0.204
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2059
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)
87.86% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2059
totalAiIsms5
found
0
word"lurched"
count1
1
word"pulse"
count1
2
word"silence"
count2
3
word"weight"
count1
highlights
0"lurched"
1"pulse"
2"silence"
3"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
narrationSentences190
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences190
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences234
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen50
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2058
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions6
unquotedAttributions0
matches(empty)
83.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions53
wordCount1747
uniqueNames18
maxNameDensity1.14
worstName"Quinn"
maxWindowNameDensity2.5
worstWindowName"Tomás"
discoveredNames
Camden2
High1
Street1
Raven2
Nest2
Tottenham1
Court1
Road2
Tube1
Soho1
Chalk1
Farm1
Underground1
Herrera1
Tomás9
Rain5
Morris1
Quinn20
persons
0"Raven"
1"Herrera"
2"Tomás"
3"Rain"
4"Morris"
5"Quinn"
places
0"Camden"
1"High"
2"Street"
3"Tottenham"
4"Court"
5"Road"
6"Soho"
7"Chalk"
8"Farm"
globalScore0.928
windowScore0.833
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences128
glossingSentenceCount1
matches
0"seemed steeper when she stood on them alone"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount2058
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences234
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs114
mean18.05
std21.07
cv1.167
sampleLengths
020
158
22
345
457
588
65
729
82
962
104
113
1237
1349
1433
156
162
1779
1864
1955
203
216
2255
234
2446
251
2623
2721
287
2911
3080
3112
3249
337
3414
352
368
3725
383
395
4015
417
423
4318
447
452
462
475
4865
493
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences190
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs294
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount1
semicolonCount0
flaggedSentences1
totalSentences234
ratio0.004
matches
0"Light rose from below in strange colours—amber, violet, a sickly blue that made the wet brick shine like skin."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1755
adjectiveStacks0
stackExamples(empty)
adverbCount44
adverbRatio0.02507122507122507
lyAdverbCount2
lyAdverbRatio0.0011396011396011395
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences234
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences234
mean8.79
std6.99
cv0.795
sampleLengths
020
115
217
34
45
517
62
78
82
96
1010
1119
1213
1316
147
1511
1610
1724
1830
1915
206
215
228
235
248
255
2616
272
2814
2915
3013
315
321
331
344
359
364
373
3813
398
408
415
423
4323
4410
458
468
478
484
492
49.79% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats19
diversityRatio0.34763948497854075
totalSentences233
uniqueOpeners81
59.88% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences167
matches
0"Somewhere above, a train groaned"
1"Too narrow for a van."
2"Somewhere behind his voice, glasses"
ratio0.018
90.66% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount54
totalSentences167
matches
0"Her boots struck hard."
1"Her coat snapped behind her."
2"He gave her a glance"
3"He shoved through a knot"
4"She watched his shoulders, not"
5"She had picked him up"
6"He had come out alone,"
7"He had kept one hand"
8"He had taken the Tube"
9"He had checked reflections twice."
10"He darted into the road"
11"She left his outrage behind"
12"He hit a side street."
13"He snatched a bottle from"
14"It burst against the wall"
15"She never checked the sting."
16"She kept moving."
17"His foot punched through."
18"She closed the gap to"
19"He ripped free and ran"
ratio0.323
43.83% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount139
totalSentences167
matches
0"The man in the waxed"
1"Quinn broke after him before"
2"Rain sheeted off the awnings"
3"Her boots struck hard."
4"Her coat snapped behind her."
5"A bus dragged a wall"
6"He gave her a glance"
7"A canvas satchel banged against"
8"He shoved through a knot"
9"Quinn shouldered past the men"
10"She watched his shoulders, not"
11"Shoulders told the truth half"
12"She had picked him up"
13"He had come out alone,"
14"He had kept one hand"
15"He had taken the Tube"
16"He had checked reflections twice."
17"He darted into the road"
18"Horns ripped through the rain."
19"Quinn followed, palm slamming off"
ratio0.832
29.94% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences167
matches
0"Now he ran flat out."
ratio0.006
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences74
technicalSentenceCount3
matches
0"She had picked him up outside the Raven’s Nest forty minutes earlier, under that green neon sign that painted the rain a sick colour."
1"She caught a flash of brass scales, a table lit by blue flame, a boy carrying a crate full of stoppered bottles that glowed in the cracks between his fingers."
2"Rain washed over the top step and stopped at the awning as if the night itself refused to go lower."
25.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags5
uselessAdditionCount1
matches
0"he called, voice thick as gravel,"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount2
fancyTags
0"Quinn muttered (mutter)"
1"he murmured (murmur)"
dialogueSentences49
tagDensity0.082
leniency0.163
rawRatio0.5
effectiveRatio0.082
89.0096%