Run: 2026-09-03-01M1M2AF8WFEMMK1VV7EB7D2W1

Run Details

Duration:
4m 30s
Cost:
$0.041540
Provider:
Tencent

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="4414" name="Eva Kowalski" aliases="Eva, Evie" pronouns="she/her" species="Human" storyRole="Best Friend"> <eyeColor>green</eyeColor> <hair>curly red</hair> <height>5'4"</height> <age>26</age> <glasses>round glasses</glasses> <satchel>worn leather satchel full of books</satchel> <freckles>freckled complexion</freckles> <nervousHabit>tucking hair behind her left ear</nervousHabit> <description>Aurora's childhood friend and an occult researcher.</description> <backstory>Moved to London two years before Aurora and works as a research assistant at the British Museum's restricted archives. She holds a master's degree in Ancient History from Oxford.</backstory> </character> <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> <item id="2004" name="Veil Compass" aliases="the Compass, shadow compass" type="Tool" origin="The Veil Market"> <casingMaterial>small brass compass</casingMaterial> <faceMarkings>face etched with protective sigils</faceMarkings> <needle>points toward the nearest supernatural rift or portal</needle> <patina>casing has a patina of verdigris</patina> <creator>crafted by a Shade artisan</creator> <description>A compass attuned to supernatural energy.</description> </item> </codex> Continue the story using the following instructions: <instructions> Write a fully fleshed out scene of at least 1000 words in the mystery genre. A detective arrives at a crime scene in an unusual location. Something is wrong — the evidence doesn't add up. A colleague is present, offering a different interpretation. Through careful observation and deduction, the detective begins to see what others have missed. 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 stairs down to the disused platform smelled of rust and cold stone. Detective Harlow Quinn descended them with a soldier's measured tread, the worn leather watch on her left wrist catching the glow of the emergency lamps. At forty-one, her salt-and-pepper crop was razor short, her sharp jaw set against the chill. Below, the abandoned Tube station beneath Camden opened up: cracked tiles, a rusted track bed, and the shuttered stalls of the Veil Market. The black market moved locations every full moon, and tonight it had left behind only shadows, the stink of burnt sage, and a body. She ducked under the police tape. DC Fowler stood by a stall draped in rotting velvet, notebook in hand. Beyond him, on an upturned crate, sat Eva Kowalski. Freckled, round glasses glinting, a worn leather satchel hugged to her chest, she tucked a curl of red hair behind her left ear. Her green eyes tracked Quinn over the rim of her glasses. Fowler's breath misted in the cold. "Guv." Quinn's gaze flicked to Eva. "You reported it?" Eva's fingers tightened on the satchel strap. "I've been tracking the Market's relocation pattern. I came to check the site before it moves next full moon. I didn't touch him." Quinn crouched by the body. The dead man lay on his back behind the stall, one hand flung wide, the other curled tight. Tobias Garrow, fifty-two, a fence for banned alchemical substances and enchanted goods. Blood pooled beneath his head, dark and tacky. A length of lead pipe lay in an evidence bag by the smashed display case, its end matted red. Shards of ceramic from broken jars littered the boards. The stall reeked of spilt tinctures and something metallic, like old pennies. Fowler jerked a thumb at the pipe. "Robbery. Garrow surprises a thief, thief brains him, nicks the stock, legs it down the north tunnel. We've got footprints by the tunnel mouth." Quinn kept her torch on the floor. The platform's dust lay thick and undisturbed except for a single track of size ten boots approaching the body and none leaving. She leaned closer. The dead man's fingers, stained green from years of brass work, clutched a snapped bone token. Someone had cut the leather cord around his neck. "A bone token gets you in. His own's missing." Quinn's voice was flat. "Then why leave a broken one in his hand?" Fowler shifted his notebook to his other hand. "Thief took the good one. Souvenir." Quinn pointed the torch at the dead man's throat. A rash of petechiae, tiny broken vessels, dotted the skin under the jaw. She probed the scalp wound with a gloved finger. The cut was shallow, the skull beneath whole. "This pipe didn't kill him. A tap on the head wouldn't do more than make him bleed. He was strangled." Fowler's jaw worked. "You can't know that from out here." Quinn straightened. She swept the beam over the display case. "The glass is on the counter, not in the case. Broken from the inside. Your thief broke out, not in. The stock's not nicked. Somebody poured it away. That vial of liquid luck's smashed, not stolen. Nobody robs a place and leaves the till full." Eva slid off the crate. "The rift did this. The Market sits on a ley line. Two days before it moves, the barrier thins. Something came through the old ventilation alcove and took him." Fowler snorted. "Here we go. Ghosts and ley lines." Quinn drew the Veil Compass from her coat pocket. The small brass casing was cold, its face ringed with protective sigils, the patina of verdigris blooming across the metal. She flipped it open. The needle spun once, twice, then swung away from north and locked, quivering, toward the far end of the platform. Fowler leaned in. "That's pointing at the bricked-up alcove. Bloody thing's magnetised." "It's pointing at the nearest supernatural rift." Quinn started toward the alcove, compass in hand. The needle strained toward the wall as if pulled on a wire. She stopped at the bricked recess and swept her torch over the mortar. No gaps showed. No scuffed footprints marked the dust at the base—only a swirl in the dirt, a perfect circle as if something had rotated in place. A single drop of blood marked the brick at chest height, too high to have come from the body behind the stall. Quinn followed the blood trail back with her eyes. It ran from Garrow's stall to the alcove, then stopped. No prints led away. No drag marks cut the dust. The killer hadn't fled down the tunnel; the killer had stepped out of the wall, strangled Garrow, staged the robbery with the pipe and the smashed case, then stepped back through. She turned and pointed to the fixed purple staining on the dead man's chest and throat. "Garrow was moved after death. Lividity's on his front. He died face down. Somebody turned him over to make it look like he'd fallen where he was hit." Fowler's face had gone slack. "So the robber came through a wall, killed him, robbed nothing, and buggered off into thin air?" "Not a robber." Quinn closed the compass with a snap. "A murderer who knew this stall, knew the Market's schedule, and knew a rift would open in that alcove. They wanted us to find a thief. They wanted us to look at the tunnel while they walked through a wall." Eva's breath came out slow. "The rift closes at dawn. Whatever came through is long gone." Quinn's brown eyes fixed on the researcher. "Then we'll start with the living. You said you came to verify a source. What source, Miss Kowalski?" Eva hugged the satchel tighter. "A ledger in the British Museum's restricted archives. It lists which stallholders hold tokens for the next pitch. Garrow's name was scratched out last week." Fowler flipped his notebook. "That's convenient." Quinn's gaze stayed on the alcove. "It's a start." She looked at the drop of blood no living footstep had disturbed. The pieces didn't fit Fowler's thief, and they didn't fit Eva's ghost story either—not yet. But the compass had stopped lying, and the wall had stopped hiding. "Get Forensics to sweep that alcove for trace. I want every second of the tunnel footage, and I want that ledger pulled from the archives under warrant." Quinn's worn leather watch glinted as she turned back to the body. "Someone used this Market to move a body and a secret. I mean to find the door they came through."
created_at"2026-09-03T16:41:06.084Z" 9/3/2026, 4:41:06 PM
model"tencent/hy4-preview-20260827"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1329
moderation_latency(null)
generation_time269588
tokens_prompt1112
tokens_completion17441
native_tokens_prompt1042
native_tokens_completion16566
native_tokens_completion_images(null)
native_tokens_reasoning15065
native_tokens_cached960
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)
usage0.041540274
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788453666-1VGF6vkjR3DiDomrOlLU"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788453666-QTYXcm8y8PSUFvBXttHf"
upstream_id"0afeac5a-3559-4b41-a38d-26310e497292"
provider_responses
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endpoint_id"ad2a4093-3d2a-41d9-adf1-8b499ac8445d"
id"0afeac5a-3559-4b41-a38d-26310e497292"
is_byokfalse
latency1329
model_permaslug"tencent/hy4-preview-20260827"
provider_name"Tencent"
status200
total_cost0.041540274
cache_discount0.00076032
upstream_inference_cost0
provider_name"Tencent"
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
totalTags0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1097
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)
72.65% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1097
totalAiIsms6
found
0
word"measured"
count1
1
word"chill"
count1
2
word"velvet"
count1
3
word"glinting"
count1
4
word"flicked"
count1
5
word"perfect"
count1
highlights
0"measured"
1"chill"
2"velvet"
3"glinting"
4"flicked"
5"perfect"
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
narrationSentences65
matches(empty)
76.92% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount1
narrationSentences65
filterMatches
0"watch"
hedgeMatches
0"started to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences90
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen45
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1095
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions3
unquotedAttributions0
matches(empty)
43.16% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions43
wordCount702
uniqueNames11
maxNameDensity2.14
worstName"Quinn"
maxWindowNameDensity3
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn15
Tube1
Camden1
Veil2
Market1
Fowler10
Eva7
Kowalski1
Garrow3
Compass1
persons
0"Harlow"
1"Quinn"
2"Camden"
3"Market"
4"Fowler"
5"Eva"
6"Kowalski"
7"Garrow"
8"Compass"
places(empty)
globalScore0.432
windowScore0.667
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences49
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1095
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences90
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs54
mean20.28
std23.04
cv1.136
sampleLengths
0100
162
26
31
45
53
67
723
883
97
1024
1157
129
134
149
158
166
1739
1820
193
207
2110
2245
235
2429
252
267
2753
283
299
307
3182
3260
3316
3428
355
3617
373
387
3940
405
4111
427
4318
445
4525
464
472
486
493
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences65
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs114
matches(empty)
47.62% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount2
semicolonCount1
flaggedSentences3
totalSentences90
ratio0.033
matches
0"No scuffed footprints marked the dust at the base—only a swirl in the dirt, a perfect circle as if something had rotated in place."
1"The killer hadn't fled down the tunnel; the killer had stepped out of the wall, strangled Garrow, staged the robbery with the pipe and the smashed case, then stepped back through."
2"The pieces didn't fit Fowler's thief, and they didn't fit Eva's ghost story either—not yet."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount708
adjectiveStacks0
stackExamples(empty)
adverbCount12
adverbRatio0.01694915254237288
lyAdverbCount2
lyAdverbRatio0.002824858757062147
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences90
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences90
mean12.17
std8.75
cv0.719
sampleLengths
013
125
215
323
424
56
613
79
823
911
106
111
125
133
147
1523
165
1718
1812
198
2019
219
2212
237
2424
257
2622
273
2816
299
309
314
329
338
346
359
3613
379
388
3920
403
417
422
438
4445
455
4629
472
487
499
58.89% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats2
diversityRatio0.36666666666666664
totalSentences90
uniqueOpeners33
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences63
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount10
totalSentences63
matches
0"She ducked under the police"
1"Her green eyes tracked Quinn"
2"She leaned closer."
3"She probed the scalp wound"
4"She swept the beam over"
5"She flipped it open."
6"She stopped at the bricked"
7"It ran from Garrow's stall"
8"She turned and pointed to"
9"She looked at the drop"
ratio0.159
31.43% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount54
totalSentences63
matches
0"The stairs down to the"
1"Detective Harlow Quinn descended them"
2"The black market moved locations"
3"She ducked under the police"
4"DC Fowler stood by a"
5"Her green eyes tracked Quinn"
6"Fowler's breath misted in the"
7"Quinn's gaze flicked to Eva."
8"Eva's fingers tightened on the"
9"Quinn crouched by the body."
10"The dead man lay on"
11"Tobias Garrow, fifty-two, a fence"
12"Blood pooled beneath his head,"
13"A length of lead pipe"
14"Shards of ceramic from broken"
15"The stall reeked of spilt"
16"Fowler jerked a thumb at"
17"Quinn kept her torch on"
18"The platform's dust lay thick"
19"She leaned closer."
ratio0.857
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences63
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences28
technicalSentenceCount0
matches(empty)
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags0
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
84.3558%