Run: 2026-09-02-01M1HCDP74FHEZPBVB322PET2G

Run Details

Duration:
3m 18s
Cost:
$0.037978
Provider:
Alibaba

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
Rain hammered Camden High Street until the road shone like black enamel. Neon bled across the wet tarmac in smears of blue and red, and the late crowds moved under umbrellas with their heads down, unwilling witnesses to anything. Detective Harlow Quinn stood in the mouth of a narrow alley between a shuttered phone shop and a curry house, letting the water run off her closely cropped salt-and-pepper hair and along the sharp line of her jaw. She did not wipe it away. Her attention was fixed on the man across the street. Milo Vane was trying to look casual and failing. He kept his shoulders hunched, his hands deep in the pockets of a cheap waterproof jacket, and every few seconds his gaze flicked toward the alley as if he could feel Harlow there. She gave him three more seconds of false comfort, then stepped out into the rain. He saw her at once. For a moment neither of them moved. Then Milo’s mouth tightened, and he spun on his heel, shouldering past a pair of students who shouted after him. Harlow broke into a run. “Police,” she said, not loudly, but the word cut cleanly through the noise of the street. “Stop.” Milo did not stop. He crossed the road without checking for traffic, forcing a black cab to brake hard and blast its horn. Harlow followed, slipping on the wet paint of a pedestrian crossing, catching herself with a runner’s economy of movement. Eighteen years in the Metropolitan Police had taught her plenty about pursuit. At five-foot-nine, she moved with military precision, her body lean and efficient, her eyes tracking the suspect’s path rather than his frantic limbs. Brown eyes narrowed against the rain, she measured the distance between them, the angles of escape, the choke points ahead. He turned left toward the High Street markets, where stalls had already been battened down for the night under striped tarps. Harlow followed, close enough now to hear his breath tearing out of him. He knocked over a stack of folded cardboard boxes and did not look back. A dog barked from somewhere under a stall. Harlow’s worn leather watch rode cold against her left wrist as her sleeve soaked through. Milo cut right into a service lane. Rubbish bins lined the wall, overflowing. The smell of frying oil and wet cardboard hung thick in the air. Harlow knew this part of Camden well enough to guess his options: main road to the north, canal to the west, and below them the old railway arches and the abandoned stretches of the Underground that the city pretended were sealed. That was where he was going. She reached the end of the lane as Milo vaulted a low barrier and dropped onto a rusted stairwell landing. Harlow vaulted after him, landing hard on the balls of her feet, her knees absorbing the impact. Below, tiled steps descended into a mouth of darkness. A faded sign hung crooked on the rail. Camden Undercroft. No public access. Milo glanced back, and in the sickly yellow light of a streetlamp she saw the pale thing in his hand. A token. Small, carved, bone-white. Harlow’s chest tightened. The Veil Market. She had heard the name spoken in fragments by informants who went quiet afterward, in case files that had no business being thin, in the last notes DS Morris had made before he vanished three years earlier. A hidden market that sold enchanted goods, banned alchemical substances, and information of the kind that could get a person killed. It moved locations every full moon. Tonight, according to the whisper she had spent two weeks chasing, it was beneath Camden. Milo reached the bottom of the stairs and disappeared through a gap in a bricked-up archway. Harlow stopped at the top of the final flight, one hand on the wet railing. Her radio crackled uselessly against her shoulder. Backup was twenty minutes away if the roads were clear, longer if they were not. Procedure said she should hold position, call it in, let uniforms seal the perimeter. Procedure said no detective went alone into an unregistered subterranean site in pursuit of a suspect who had already fled once from questioning. Procedure had not buried Morris. She reached into the inner pocket of her coat and her fingers closed around the object she had carried for three years. It was a token, though not like the one Milo had shown. This one was colder than bone had any right to be, carved with a crude crow or perhaps a raven, its edges worn smooth as if someone had rubbed it for luck. It had been found in Morris’s coat after he disappeared, logged as miscellaneous debris, and quietly ignored by everyone except her. Harlow had taken it from the evidence room the same week she stopped sleeping properly. She did not know what it was. She did not know what Morris had stumbled into. But she knew that Milo Vane had spent eleven minutes in the hidden back room of the Raven’s Nest, behind a bookshelf that should not have led anywhere, and when he came out he had looked like a man carrying a message he was afraid to deliver. Harlow had watched him from a corner table, nursing a drink she never tasted, while the green neon sign buzzed over the door and old maps and black-and-white photographs watched from the walls. She suspected the clique Milo ran with of criminal activity. She suspected them of worse things she could not yet prove. She suspected they had touched whatever had taken her partner. She looked down into the dark. If she went after him, she would be alone in territory she did not understand. If she waited, he would vanish, and with him whatever thread still connected Morris’s disappearance to the people who had sent him running through the rain. Harlow pulled out the bone token and descended. The air changed at the bottom of the stairs. It grew older, damp and mineral, touched with a strange sweetness like burnt sugar over iron. The gap in the brickwork was just wide enough for her shoulders. She turned sideways and pushed through. For a moment there was only darkness. Then the tunnel opened. Harlow had expected a ruin, a dead station, a shell of tiles and rubbish. What she found instead was a city within a city. The abandoned Tube station had been carved open and repurposed. Old ticket windows had become stalls. A platform stretched into gloom lined with lanterns that burned without smoke, their flames green, amber, and an unhealthy silver. Rail tracks had been covered with planks and rugs. Above, arched ceilings sweated condensation, and from the tiles hung bundles of dried herbs, chains of teeth, glass jars full of moving shadows. The crowd was sparse but deliberate. Some faces were human. Some were almost human. Others were shaped in ways that made Harlow’s eyes slide away. The Veil Market. She kept her hand near her warrant card rather than her hips, aware suddenly how little authority that small leather folder held in a place like this. No one shouted. No one ran. Conversations dropped to whispers as she passed. A woman selling black vials stopped mid-sentence. A man with gloves made of something too pale to be leather watched her from beside a table of rusted surgical instruments. Harlow felt the token in her palm like a cold coin. Milo was ahead of her. She caught a flash of his cheap jacket near the far end of the platform, where the station curved into deeper shadow. He was moving fast, favoring his left side. Blood darkened his sleeve. Harlow followed. At the curve of the platform, the market thinned into a row of improvised rooms curtained with tarps and old railway signs. One of them glowed with clean white light. Harlow slowed as she passed it and heard a voice inside, low and calm, speaking Spanish in short, practical phrases. The curtain shifted. A man stepped out, carrying a basin of bloody water. He was about twenty-nine, with short curly dark brown hair and olive skin. A Saint Christopher medallion rested against his throat. A scar ran along his left forearm from wrist to elbow. When he saw Harlow, his warm brown eyes narrowed, but not with surprise. “Detective Quinn,” Tomás Herrera said. She did not ask how he knew her name. Former paramedic. Off-the-books medical care for people who could not go to hospitals, or who did not want the questions that came with them. He had lost his license after administering unauthorized treatments to patients the NHS would never admit existed. She had read the file twice. “Milo Vane,” she said. “He came this way. He’s bleeding.” Tomás looked down at the basin in his hands, then back at her. “Plenty of people bleed in here.” “Don’t play gatekeeper with me.” His mouth tightened. “Then don’t stand in my doorway like you have the right to command it.” From behind the curtain came a groan. Milo’s voice, thin with pain, said something Harlow could not make out. Tomás glanced back, then stepped slightly to block the entrance. “You should leave, Detective.” Harlow’s jaw set. “He has information I need.” “Everyone in this market has information someone needs.” “Three years ago, a man named DS Morris disappeared.” Something shifted in Tomás’s expression. Not guilt. Recognition, maybe. Or memory. He looked at the bone token still clenched in Harlow’s hand, and for the first time his composure cracked. “You should not have brought that here,” he said quietly. “Why?” He leaned closer. The smell of antiseptic clung to him beneath the damp wool of his jacket. “Because this market tolerates visitors only so long as they understand what they are buying. You have no idea what that token is worth tonight.” “Then tell me.” Tomás looked down the platform, where Milo had vanished into the deeper dark. Lanternlight caught the edge of his jaw. For a second Harlow thought he would walk away, but then he lowered his voice. “The Veil Market moves with the full moon. Tonight it leaves Camden. Whatever you are chasing, it will not wait for procedure. If you go past the old signal room, you are no longer under the protection of the token. You are property of whoever catches you.” Harlow looked past him. Milo had gone through a narrow archway marked with a faded railway sign: SIGNAL ROOM. Beyond it, the lanterns thinned to nothing. She thought of Morris calling her from somewhere with bad reception, his voice careful and strained. She thought of the empty flat, the coat left behind, the token that should have meant nothing. “Is Milo connected to Morris?” she asked. Tomás did not answer. “Is he?” “He is connected to people who do not answer questions.” “That has never stopped me.” “No,” Tomás said. “I can see that.” Harlow moved to step past him. He did not stop her, but as she reached the curtain he spoke again. “If you find him, do not let him open whatever he is carrying.” Harlow looked back. “What is he carrying?” Tomás glanced toward the signal room, and for the first time she saw real fear in him. “Proof,” he said. “That some doors should stay closed.” Harlow pushed through the curtain into the dim room beyond. Milo was gone. A trail of blood marked the floor toward the signal room archway. Harlow looked down at the bone token in her hand, then at the dark ahead, where the market’s light failed and the old tunnels breathed cold air up from below. She thought of backup. She thought of procedure. She thought of Morris. Then Detective Harlow Quinn stepped out of the lanternlight and followed the blood into the dark.
created_at"2026-09-02T15:39:53.963Z" 9/2/2026, 3:39:53 PM
model"qwen/qwen3.8-max-20260803"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1430
moderation_latency(null)
generation_time197944
tokens_prompt888
tokens_completion6962
native_tokens_prompt908
native_tokens_completion6027
native_tokens_completion_images(null)
native_tokens_reasoning3529
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(null)
usage0.037978
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788363593-ljWXtotD6My64EB4g0Sx"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788363593-wzhuvSBqYNbHVUj5qA1H"
upstream_id"chatcmpl-31fa0aa5-b393-93a6-909c-9b1e445c2064"
provider_responses
0
endpoint_id"6332e9fd-e0c4-4cae-8c17-d25bc774864a"
id"chatcmpl-31fa0aa5-b393-93a6-909c-9b1e445c2064"
is_byokfalse
latency1422
model_permaslug"qwen/qwen3.8-max-20260803"
provider_name"Alibaba"
status200
total_cost0.037978
cache_discount(null)
upstream_inference_cost0
provider_name"Alibaba"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags7
adverbTagCount1
adverbTags
0"he said quietly [quietly]"
dialogueSentences27
tagDensity0.259
leniency0.519
rawRatio0.143
effectiveRatio0.074
94.94% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1977
totalAiIsmAdverbs2
found
0
adverb"suddenly"
count1
1
adverb"slightly"
count1
highlights
0"suddenly"
1"slightly"
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)
84.83% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1977
totalAiIsms6
found
0
word"flicked"
count1
1
word"could feel"
count1
2
word"efficient"
count1
3
word"measured"
count1
4
word"whisper"
count1
5
word"gloom"
count1
highlights
0"flicked"
1"could feel"
2"efficient"
3"measured"
4"whisper"
5"gloom"
66.67% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches3
maxInWindow2
found
0
label"eyes widened/narrowed"
count2
1
label"hung in the air"
count1
highlights
0"eyes narrowed"
1"hung thick in the air"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells2
narrationSentences151
matches
0"was afraid"
1"t with surprise"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences151
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences171
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen47
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1977
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions12
unquotedAttributions0
matches(empty)
50.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions91
wordCount1780
uniqueNames24
maxNameDensity1.63
worstName"Harlow"
maxWindowNameDensity3.5
worstWindowName"Harlow"
discoveredNames
Camden4
High2
Street2
Harlow29
Quinn2
Vane2
Milo15
Metropolitan1
Police1
Underground1
Undercroft1
Veil2
Market2
Morris7
Raven1
Nest1
Tube1
Spanish1
Saint1
Christopher1
Herrera1
Tomás8
Detective2
Procedure3
persons
0"Harlow"
1"Quinn"
2"Vane"
3"Milo"
4"Police"
5"Market"
6"Morris"
7"Raven"
8"Saint"
9"Christopher"
10"Herrera"
11"Tomás"
12"Detective"
13"Procedure"
places
0"Camden"
1"High"
2"Street"
3"Metropolitan"
globalScore0.685
windowScore0.5
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences110
glossingSentenceCount1
matches
0"looked like a man carrying a message he w"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.506
wordCount1977
matches
0"not loudly, but the word cut cleanly through the noise of the street"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences171
matches
0"knew that Milo"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs68
mean29.07
std29.95
cv1.03
sampleLengths
093
157
25
332
417
54
693
771
867
96
1059
1120
125
133
1482
1516
1674
175
18102
19127
206
2141
228
2343
2411
2524
2693
273
2880
2939
302
3150
323
3355
345
3556
3610
3719
385
3917
4029
414
428
438
449
4530
4610
471
4842
493
89.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount7
totalSentences151
matches
0"was fixed"
1"been battened"
2"been found"
3"been carved"
4"been covered"
5"were shaped"
6"was gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs302
matches
0"was trying"
1"was going"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences171
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1792
adjectiveStacks0
stackExamples(empty)
adverbCount58
adverbRatio0.03236607142857143
lyAdverbCount12
lyAdverbRatio0.006696428571428571
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences171
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences171
mean11.56
std8.9
cv0.77
sampleLengths
012
127
238
36
410
59
633
715
85
97
1020
115
1216
131
144
1519
1619
1712
1823
1920
2021
2113
2214
238
2415
257
266
2713
2841
296
3020
3117
329
338
342
353
3620
372
383
393
403
4137
4221
436
4415
4516
4615
477
4815
4914
51.27% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats14
diversityRatio0.3567251461988304
totalSentences171
uniqueOpeners61
71.43% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences140
matches
0"Then Milo’s mouth tightened, and"
1"Then the tunnel opened."
2"Then Detective Harlow Quinn stepped"
ratio0.021
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount41
totalSentences140
matches
0"She did not wipe it"
1"Her attention was fixed on"
2"He kept his shoulders hunched,"
3"She gave him three more"
4"He saw her at once."
5"she said, not loudly, but"
6"He crossed the road without"
7"He turned left toward the"
8"He knocked over a stack"
9"She reached the end of"
10"She had heard the name"
11"It moved locations every full"
12"Her radio crackled uselessly against"
13"She reached into the inner"
14"It was a token, though"
15"It had been found in"
16"She did not know what"
17"She did not know what"
18"She suspected the clique Milo"
19"She suspected them of worse"
ratio0.293
56.43% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount113
totalSentences140
matches
0"Neon bled across the wet"
1"Detective Harlow Quinn stood in"
2"She did not wipe it"
3"Her attention was fixed on"
4"Milo Vane was trying to"
5"He kept his shoulders hunched,"
6"She gave him three more"
7"He saw her at once."
8"Harlow broke into a run."
9"she said, not loudly, but"
10"Milo did not stop."
11"He crossed the road without"
12"Harlow followed, slipping on the"
13"Brown eyes narrowed against the"
14"He turned left toward the"
15"Harlow followed, close enough now"
16"He knocked over a stack"
17"A dog barked from somewhere"
18"Harlow’s worn leather watch rode"
19"Milo cut right into a"
ratio0.807
71.43% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences140
matches
0"If she went after him,"
1"If she waited, he would"
ratio0.014
87.20% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences77
technicalSentenceCount6
matches
0"Then Milo’s mouth tightened, and he spun on his heel, shouldering past a pair of students who shouted after him."
1"Harlow vaulted after him, landing hard on the balls of her feet, her knees absorbing the impact."
2"She had heard the name spoken in fragments by informants who went quiet afterward, in case files that had no business being thin, in the last notes DS Morris ha…"
3"A hidden market that sold enchanted goods, banned alchemical substances, and information of the kind that could get a person killed."
4"But she knew that Milo Vane had spent eleven minutes in the hidden back room of the Raven’s Nest, behind a bookshelf that should not have led anywhere, and when…"
5"Off-the-books medical care for people who could not go to hospitals, or who did not want the questions that came with them."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags7
fancyCount0
fancyTags(empty)
dialogueSentences27
tagDensity0.259
leniency0.519
rawRatio0
effectiveRatio0
90.7728%