Run: 2026-07-09-01KX404FG6FHR6HP2MXT6VX7RZ

Run Details

Duration:
34.7s
Cost:
$0.043095
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
Rain hammered Soho flat, turning the pavement into black glass beneath the green neon raven over the bar door. Detective Harlow Quinn pushed through the crowd outside The Raven’s Nest with one hand locked around her warrant card and the other near her holster. A taxi hissed past the kerb. Somewhere behind her, a woman swore at the rain, then laughed too hard. The man in the charcoal coat cut across the road. “Police!” Quinn’s voice cracked through the traffic. “Stop where you are.” He looked back once. A pale, narrow face. Dark hair plastered to his forehead. His mouth opened in a grin that showed teeth filed to points. Then he ran. Quinn went after him. Her leather watch slapped against her wrist as she drove through the crossing, boots striking puddles hard enough to send water up her trouser legs. A delivery cyclist braked in front of her. Quinn shoved off the handlebars, sent the bike skidding sideways, and kept moving. “Sorry.” The cyclist hurled something after her. It vanished beneath a bus. The suspect vaulted a row of rubbish bags outside a closed restaurant and slipped into an alley between a betting shop and a shuttered tailor’s. Quinn followed. Grease, wet cardboard, stale beer. Rainwater poured from a broken gutter in a thick rope. “Don’t make me chase you all night.” The man’s coat flashed at the far end of the alley. Quinn gained two strides. He kicked open a metal gate and vanished through it. She hit the gate shoulder-first before it swung shut. Beyond it, an old service lane ran behind the buildings, boxed in by brick walls striped with fire escapes. The rain had found its way down there in silver threads. A fox bolted from beneath a skip, its eyes bright in the dark. The suspect ran towards the mouth of the lane, then stopped. Quinn slowed, hand on her weapon. He stood beneath a security light that blinked in weak bursts. Something dark stained the back of his coat. Blood. “Hands up.” He turned, breathing hard. “You always sounded so certain, Detective.” Quinn’s jaw tightened. “I know you?” “Not yet.” He lifted his right hand. A small object rested in his palm: a coin-sized disc, yellow-white and porous, threaded with a black cord. Bone. Quinn had seen things in eighteen years that stayed in paperwork because paperwork had no better place to put them. Bodies drained without wounds. Locked rooms full of ash. DS Morris’s last case, sealed behind enough internal classification to suffocate a man twice. She had never seen a token like that outside an evidence photograph. The man pressed it to a patch of brick. The wall groaned. Quinn raised her pistol. “Step away from it.” Mortar cracked. The bricks folded inward, not falling so much as withdrawing, each one sliding past the next until a stairwell opened in the wall. Damp air spilled out. It carried rust, candle wax, rotting flowers, and something sweet enough to make her tongue numb. The man backed into the opening. “You should leave this one alone.” “Where’s the weapon?” His smile disappeared. “You’re looking in the wrong place.” He dropped through the doorway and ran down. The wall began to close. Quinn lunged. Her shoulder caught the narrowing gap. Brick scraped her coat, bit through fabric, and she forced herself through before the wall sealed behind her with a thick, final thud. Darkness swallowed the rain. She stood on a concrete landing. Water dripped from her hair onto the stairs. A single yellow bulb swung from a wire overhead, though there was no breeze. The steps sank deeper than any basement should have allowed. Quinn took out her torch. “Metropolitan Police,” she called down. “You’re under arrest.” Her voice travelled, then returned changed. Lower. Warped at the edges. From below came a burst of music: a bowed string scraped raw, followed by a drumbeat that sounded like knuckles on a coffin lid. Quinn descended. The tunnel walls bore old Underground tiles, cream once, now bruised with grime. An enamel sign hung crooked over the passage ahead. CAMDEN TOWN. The letters had been painted over in black, but the shape of them remained. Her radio hissed. “Control, this is Quinn.” Static answered. “Control, do you copy?” A man’s voice slipped through the interference. “Wrong door, Detective.” Quinn stopped. The radio went dead. She looked at the tunnel ahead. It bent left and disappeared beneath a line of dim red bulbs. Footprints marked the wet dust on the floor. The suspect’s shoes had thick, square heels. Blood dotted the trail in dark beads. She holstered her pistol and drew it again, checking the magazine by touch. Sixteen rounds. One chambered. “Fine,” she muttered. “We do it the hard way.” The tunnel opened onto an abandoned platform. The Veil Market filled it. Tarpaulins stretched between old iron columns. Lanterns floated above the stalls without cords or chains, their flames burning blue, green, and colourless white. The station’s tiled walls had cracked under years of neglect, yet somebody had filled the gaps with strings of teeth, tiny glass bottles, and strips of parchment covered in writing that shifted whenever Quinn looked directly at it. People moved along the platform in coats, silks, boiler suits, funeral black, hospital scrubs. Some looked ordinary enough: tired faces, wet umbrellas, shopping bags. Others did not bother with disguise. A woman with glossy antlers counted coins into a boy’s cupped hands. A broad man with skin the grey of old candle wax leaned over a stall of watches whose hands spun backwards. Near the edge of the tracks, something wrapped in a red blanket breathed through a mouth too wide for its head. The crowd noticed Quinn. Conversation broke apart. A vendor pulled a curtain across jars of yellow liquid. A young man lowered a cage containing three hairless birds with human fingers instead of claws. Someone laughed from behind a mask made of stitched leather. Quinn kept her gaze on the blood trail. The suspect had crossed the platform. He had passed a stall draped in fox pelts, then another where glass vials hung from hooks like ornaments. The trail led toward a tunnel beyond a rusted station clock. A hand caught Quinn’s arm. She spun, pistol up. Tomás Herrera stood beside her, soaked through to the skin. His short curls clung to his forehead. The Saint Christopher medallion at his throat gleamed beneath the open collar of his shirt. “Put that down.” Quinn did not lower the weapon. “You followed me.” Tomás’s warm brown eyes moved from her face to the market around them. “You chased a bleeding man through a sealed door. I called it professional concern.” “You were at the Raven.” “I was having a drink.” “At one in the morning?” “You were having coffee at one in the morning. People cope in different ways.” Quinn looked past him. “Where did he go?” Tomás’s expression hardened. “Who?” “Charcoal coat. Knife wound, left side. Teeth filed down. He used a bone token to open the passage.” “You saw the token?” “Yes.” “Then you knew where you were going.” “I knew there was an old station under Camden. I didn’t know it housed a carnival for the damned.” A nearby stallholder made a sharp clicking sound with his tongue. Tomás gave him a look. The clicking stopped. Quinn caught Tomás by the sleeve and pulled him closer. “This man was at the Raven’s Nest ten minutes before I arrived. I found a dead informant in the back room. Throat cut, phone missing. The suspect had blood on him, and he ran when he saw my warrant card.” Tomás glanced towards the tunnel beyond the clock. “That wasn’t blood from a knife wound.” “You examined him from thirty metres away?” “I smelled it.” Quinn stared at him. Tomás rubbed rain from his face. “It smelled burned. Like iron left in a fireplace.” “That explains nothing.” “It explained enough.” A bell rang somewhere deeper in the station. Every head on the platform turned towards the far tunnel. The market fell silent. Quinn followed their gaze. A figure stood at the tunnel mouth. Tall. Thin. Wrapped in a coat that had once been charcoal and now hung in blackened strips. Smoke rose from its shoulders. The suspect lifted one hand. In it, he held a phone. Quinn’s phone vibrated in her pocket. She snatched it out. No caller ID. A video file filled the screen. Her thumb hovered over it. Tomás grabbed her wrist. “Don’t.” “It’s evidence.” “It’s bait.” Quinn yanked free and pressed play. The screen showed a cramped room lit by a bare bulb. DS Morris sat tied to a chair. Quinn’s breath stopped. Morris had been dead three years. His face looked as it had on the last morning she saw him: crooked nose, tired eyes, stubble along his jaw. Blood covered his shirtfront. He stared into the camera. “Harlow,” he whispered. The recording cut to black. The crowd began to move again, fast now, folding away from the platform edge. Stalls shut. Lanterns dimmed. A woman dragged her antlers beneath a canvas awning. The thing in the red blanket began to whimper. Quinn looked up. The suspect had gone. She ran for the tunnel. Tomás caught pace beside her. “Quinn, stop.” “Not happening.” “You don’t know what he is.” “I know he murdered my informant.” “You don’t know that either.” “He had blood on his coat.” “He had ash in his veins.” Quinn rounded the station clock. The blood trail continued into the tunnel, streaking the floor now, as if the man had begun to drag a hand along the wall. Tomás seized the back of her coat and hauled her to a stop. She drove an elbow into his ribs. He let go with a grunt. “Touch me again and I’ll put you on the floor.” “You cross that line, you don’t get to flash a badge and make people afraid.” Quinn raised the pistol towards the dark passage. “I don’t need them afraid. I need one man in cuffs.” Tomás stepped in front of her, his left forearm turned outward. The old scar there stood pale against his olive skin. “Your radio won’t work. Your phone is compromised. Nobody in that tunnel cares about British law. You go in alone, you disappear.” “Morris disappeared.” Tomás went still. Quinn watched the words land. “You know something about that.” “I know he came here.” Her pistol lowered by an inch. “What?” “He came through this market three years ago. He asked about a man who could walk through walls and leave no prints. He had a partner with him.” Quinn’s mouth tightened. “I was his partner.” “Not that night.” The tunnel seemed to draw closer around them. Tomás looked towards the dark. “He came with someone else. A woman from Internal Affairs. She bought a vial from a seller near the tracks. Morris followed her into that tunnel. Nobody saw him leave.” Quinn’s leather watch ticked against her pulse. “Name.” “I never got one.” “Then why didn’t you tell me?” Tomás met her stare. “You never asked the right question.” From inside the tunnel, Morris’s voice carried through the dark. “Harlow.” Quinn’s fingers closed around the grip of her pistol. Tomás stepped aside. “You want to go after him, I’m not stopping you. But you don’t go in blind.” Quinn looked at the market behind them. Faces watched from gaps in canvas and shadows beneath awnings. No one offered help. No one looked surprised. She reached into her pocket and held out the phone. “Can you trace that?” Tomás took it without touching the screen. He pulled a pair of surgical gloves from his trouser pocket, snapped them on, and examined the casing. “You had gloves in your pocket.” “I work in London.” He crouched beside the tunnel wall, held the phone near the blood smear, and frowned. “This isn’t his blood.” “No?” Tomás touched a gloved fingertip to the stain, then brought it close to the torch beam. The blood moved. A thin red thread crawled over the latex and curled around his finger. Tomás tore off the glove and flung it to the ground. It writhed once, then lay still. Quinn stared at it. “That’s not blood,” Tomás said. “No.” The station lights flickered. The tunnel answered with a sound like a hundred people breathing in at once. Quinn checked the pistol, then reached into her coat for a spare torch. “Stay behind me.” Tomás’s mouth pulled tight. “You had a habit of making people say that, Detective?” Quinn moved into the tunnel.
created_at"2026-07-09T17:52:14.35Z" 7/9/2026, 5:52:14 PM
model"openai/gpt-5.6-terra-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency482
moderation_latency(null)
generation_time34543
tokens_prompt1140
tokens_completion3537
native_tokens_prompt984
native_tokens_completion2709
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"completed"
service_tier"default"
usage0.043095
router(null)
provider_responses
0
endpoint_id"3cc89000-ae34-4dde-9c7d-5ce009c8af0b"
id"resp_0382ac6201bd19f1016a4fdfce71a081949a50494b2370a274"
is_byokfalse
latency244
model_permaslug"openai/gpt-5.6-terra-20260709"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783619534-rm4xt9IARYmWLoA4HPcS"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783619534-E0TNdMFAf6dxvIeHV96z"
upstream_id"resp_0382ac6201bd19f1016a4fdfce71a081949a50494b2370a274"
total_cost0.043095
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"
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
totalTags5
adverbTagCount0
adverbTags(empty)
dialogueSentences78
tagDensity0.064
leniency0.128
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2107
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)
92.88% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2107
totalAiIsms3
found
0
word"vibrated"
count1
1
word"pulse"
count1
2
word"flickered"
count1
highlights
0"vibrated"
1"pulse"
2"flickered"
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
emotionTells1
narrationSentences198
matches
0"looked surprised"
99.57% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount4
narrationSentences198
filterMatches
0"watch"
hedgeMatches
0"began to"
1"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences271
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
totalWords2107
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions11
unquotedAttributions0
matches(empty)
33.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions74
wordCount1619
uniqueNames14
maxNameDensity2.29
worstName"Quinn"
maxWindowNameDensity4
worstWindowName"Quinn"
discoveredNames
Soho1
Harlow1
Quinn37
Raven1
Nest1
Morris4
Underground1
Veil1
Market1
Herrera1
Saint1
Christopher1
Tomás20
Blood3
persons
0"Harlow"
1"Quinn"
2"Morris"
3"Herrera"
4"Saint"
5"Christopher"
6"Tomás"
7"Blood"
places
0"Soho"
1"Raven"
globalScore0.357
windowScore0.333
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences116
glossingSentenceCount1
matches
0"sounded like knuckles on a coffin lid"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount2107
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences271
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs196
mean10.75
std12.3
cv1.144
sampleLengths
019
144
210
311
44
522
63
74
846
91
1011
1142
127
1311
144
1510
1652
1711
186
1919
201
212
2210
233
243
252
265
2718
281
2943
3012
319
323
334
344
3545
366
376
383
393
406
418
425
4331
444
4538
465
478
4811
4924
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences198
matches
0"been painted"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs292
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences271
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1622
adjectiveStacks0
stackExamples(empty)
adverbCount38
adverbRatio0.02342786683107275
lyAdverbCount1
lyAdverbRatio0.0006165228113440197
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences271
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences271
mean7.77
std6.24
cv0.803
sampleLengths
019
125
26
313
410
57
64
74
84
96
1012
113
124
1325
148
1513
161
176
185
1925
202
215
2210
237
2411
254
2610
279
2819
2911
3013
3111
326
3311
348
351
362
374
386
393
403
412
425
4318
441
4520
464
475
4814
4912
47.97% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats10
diversityRatio0.30996309963099633
totalSentences271
uniqueOpeners84
37.24% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences179
matches
0"Somewhere behind her, a woman"
1"Then he ran."
ratio0.011
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount36
totalSentences179
matches
0"He looked back once."
1"His mouth opened in a"
2"Her leather watch slapped against"
3"It vanished beneath a bus."
4"He kicked open a metal"
5"She hit the gate shoulder-first"
6"He stood beneath a security"
7"He turned, breathing hard."
8"He lifted his right hand."
9"She had never seen a"
10"It carried rust, candle wax,"
11"His smile disappeared."
12"He dropped through the doorway"
13"Her shoulder caught the narrowing"
14"She stood on a concrete"
15"she called down"
16"Her voice travelled, then returned"
17"Her radio hissed."
18"She looked at the tunnel"
19"It bent left and disappeared"
ratio0.201
4.69% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount163
totalSentences179
matches
0"Detective Harlow Quinn pushed through"
1"A taxi hissed past the"
2"The man in the charcoal"
3"Quinn’s voice cracked through the"
4"He looked back once."
5"A pale, narrow face."
6"His mouth opened in a"
7"Quinn went after him."
8"Her leather watch slapped against"
9"A delivery cyclist braked in"
10"Quinn shoved off the handlebars,"
11"The cyclist hurled something after"
12"It vanished beneath a bus."
13"The suspect vaulted a row"
14"Grease, wet cardboard, stale beer."
15"Rainwater poured from a broken"
16"The man’s coat flashed at"
17"Quinn gained two strides."
18"He kicked open a metal"
19"She hit the gate shoulder-first"
ratio0.911
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences179
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences67
technicalSentenceCount0
matches(empty)
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags5
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags3
fancyCount2
fancyTags
0"she muttered (mutter)"
1"he whispered (whisper)"
dialogueSentences78
tagDensity0.038
leniency0.077
rawRatio0.667
effectiveRatio0.051
87.1896%