Run: 2026-04-25-01KQ2J59ERFHVR9DTCCJB49B51

Run Details

Duration:
42.7s
Cost:
$0.000822
Provider:
DeepSeek

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="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> 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.

Model response

AI
The stairs were wrong. Detective Harlow Quinn stopped at the first landing, her right hand resting on the damp banister, her ears straining against the silence. She'd walked the abandoned Tube stations of London a dozen times over her career—junkies, squatters, the occasional corpse nobody missed. But this one felt different. The air had weight. It pressed against her eardrums and carried the faint metallic tang of old pennies and something else. Something she couldn't name. She resumed her descent, her footsteps echoing in the tiled chamber. The emergency lights had been dead for years, but someone had rigged a string of bare bulbs along the curved ceiling, their orange glow pooling on the littered floor. The graffiti on the walls was older than she was, layered in competing tags and faded slogans. At the bottom of the stairs, the tunnel opened into what had once been the northbound platform. Now it was a crime scene. DI Barnes was waiting for her, his hands shoved into the pockets of his regulation overcoat. He was a big man, broad-shouldered and balding, with the kind of face that had settled into permanent skepticism. His torch beam swept the platform as she approached, catching fragments of broken glass and a collapsed tent in the corner. “Quinn.” He nodded, curt. “Glad you could make it.” “I was at the office when your call came through. What have we got?” Barnes gestured with his torch toward the far end of the platform. “Male, mid-thirties, one gunshot wound to the chest. No ID, no wallet, no phone. Uniforms found him about forty minutes ago. ” She walked past him, her eyes tracing the scene. The body was laid out on its back, arms at its sides, legs straight. Too neat. Too deliberate. A junkie overdose didn't arrange itself for a photograph. She crouched beside the corpse, careful not to disturb anything. The man was dressed in a dark hoodie and jeans, both clean. No signs of a struggle on his clothing. His hands were empty, but the fingers of his right hand were curled inward, as if he'd been holding something small that had been removed. “What's in his pocket?” she asked. Barnes squatted opposite her. “Interesting that you ask. There's a token.” He reached into a evidence bag and pulled out a small, carved bone, about the size of a thumb joint, etched with symbols she didn't recognize. “Looks like some kind of lucky charm. Probably bought it from one of those occult shops in Camden.” Quinn took the bag and held it up to the light. The symbols weren't painted or burned; they were cut into the bone with precision, the grooves dark with age. She'd seen similar markings before, in case files that had been buried under layers of official disinterest. Cases her partner, DS Morris, had been working before he died. She said nothing about that. “The body's been moved,” she said instead. Barnes blinked. “Come again?” “Rigor is fully established in the jaw and neck, but only partially in the legs. He died somewhere else, and someone brought him here within the last three to four hours. Look at the dust pattern on his back. It's not consistent with the grime on the platform floor. He was laid down carefully, not dropped.” Barnes shone his torch on the concrete around the body. “Couldn't be. Uniforms didn't report any drag marks. No vehicle access down here, Quinn. He walked in or he was carried, and if he was carried, there'd be footprints.” “There are footprints.” She pointed to a faint impression about two meters from the body. “And that one there. And there. They're not deep, and they're partially obscured by the layer of dust that settled after the body was placed.” She stood and walked to the nearest print, a partial heel and toe, sized roughly for a man's shoe. “Whoever brought him here knew the station layout. They came in through the maintenance tunnel, not the main stairs.” Barnes joined her, frowning at the prints. “That tunnel's been sealed for years.” “It was sealed. Someone reopened it. Or they knew about an alternative entrance.” A silence hung between them, punctuated by the drip of water somewhere deeper in the tunnel. Quinn pulled a small brass compass from her coat pocket—her own, personal, not issued. The casing was green with verdigris, the face etched with protective sigils that looked like they belonged on an ancient manuscript. The needle was spinning, slow and steady, as if searching for a north that didn't exist. Barnes noticed it. “What the hell is that?” “A tool.” She didn't elaborate. She'd acquired the compass six months ago from a contact who dealt in things the Met didn't officially acknowledge. It had never steered her wrong, but it had never done this before. The needle was usually steady, pointing toward whatever rift or portal was nearest. Now it was circling like a lost animal. She pocketed it and returned to the body. “Anything else on him?” “Nothing. No jewelry, no watch, no keys. Just the token and a set of deep bruises on his left forearm. Looks like he was grabbed hard. We'll have photos in an hour.” Quinn knelt again, this time studying the victim's face. He was pale, his skin waxy, but the expression wasn't one of pain. It was surprise. His eyes were half-open, his mouth slightly agape, as if he'd seen something he hadn't expected and hadn't had time to process it before the bullet hit. She looked at his hands again. The curled fingers. The clean nails. No defensive wounds. No powder residue on his palms. “He didn't see the shooter,” she said. “Or he trusted him.” “Or her,” Barnes added. “Or her. But he wasn't afraid. He was surprised. That means the shooter was someone he knew, or someone he was expecting to meet.” Barnes grunted. “Could be a drug deal gone wrong. Parcel exchange, something spooks the dealer, he shoots and runs. The token's weird, but maybe it's a calling card for a new supplier.” “It's not a calling card, Barnes. It's a key.” He gave her a long look. “A key to what?” Quinn didn't answer. She walked to the far end of the platform, past the body, past the collapsed tent, to the wall where the tunnel curved into darkness. The compass in her pocket had stopped spinning. She pulled it out. The needle was now fixed, pointing directly at the wall in front of her. She pressed her palm against the brickwork. It was cold, damp, ordinary. But the compass told her otherwise. There was something on the other side—a door that wasn't a door, a passage that only opened for those who knew how to ask. She turned back to Barnes. “The victim wasn't killed here because he was running from someone. He was killed here because he was trying to get in.” “Get in where? It's a brick wall, Quinn.” “It's not a wall. Not to everyone.” She thought of Morris, of the case file he'd kept hidden in his desk drawer, of the notes he'd made about a market that appeared under London once a month, for those who carried the right token. She'd dismissed it as a conspiracy theory then. She didn't anymore. She looked down at the body one last time, at the surprise frozen on his face. He'd known about the market. He'd come here with the bone token, expecting to be admitted. But someone had stopped him. Someone who knew what he was carrying, and what he might find inside. Barnes was saying something about calling the coroner, about wrapping up the scene before the morning rush brought tourists to the street above. Quinn barely heard him. She was watching the needle of her compass, which had begun to tremble. Not spin—tremble, like a thing alive with anticipation. The market was near. And whoever had killed this man, they'd taken more than his wallet. They'd taken the location, the time, the password whispered between those who dealt in the unseen. But they had left the compass. She wondered if they'd intended to. “Barnes,” she said, her voice low. “When the uniforms arrived, was anyone else in the station?” He pulled out his notebook. “Just the body. Why?” “Because someone is watching us right now.” She didn't turn to look. She didn't need to. The hairs on the back of her neck had risen, and the compass needle had stopped trembling and pointed due south—straight back the way she'd come, toward the stairs she had descended. Barnes followed her gaze. “I don't see anyone.” “They're not here to be seen.” She pocketed the compass and walked back toward the body, her mind already working through the contradictions. The neat placement. The open hands. The missing watch. The bruise pattern that suggested a strong grip. The surprise on the face. The killer had moved the body here for a reason, and it wasn't just to hide it. It was a message. A warning to anyone who came looking with the right token. Quinn crouched beside the victim one last time and gently pushed up the sleeve of his hoodie. The bruises on his forearm were distinct—four fingertip-shaped marks, evenly spaced, and a thumb-shaped mark on the opposite side. A right hand, strong, with a gap between the ring and middle fingers. A hand she recognized. Morris's hand. She closed her eyes. She'd never found his body. He'd disappeared during the case, gone without a trace, and the department had written him off as a jumper off Waterloo Bridge. But she'd never believed it. And now, three years later, here was his signature on a corpse in an abandoned Tube station. She opened her eyes and stood. “Barnes, I need you to keep this scene sealed for another twelve hours. No one comes in or out except me.” “Quinn, the brass will have a fit. This is a public health hazard.” “Twelve hours. That's all I'm asking.” He studied her face, saw something there that made him stop arguing. “Fine. But you owe me an explanation.” “Soon.” She turned and walked toward the maintenance tunnel, the compass in her hand already spinning again, pointing deeper into the dark. She had a partner to find—and a market to enter.
created_at"2026-04-25T14:54:35.484Z" 4/25/2026, 2:54:35 PM
model"deepseek/deepseek-v4-flash-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency658
moderation_latency(null)
generation_time42592
tokens_prompt923
tokens_completion3373
native_tokens_prompt857
native_tokens_completion2816
native_tokens_completion_images(null)
native_tokens_reasoning597
native_tokens_cached768
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"
usage0.000822444
router(null)
provider_responses
0
endpoint_id"722e0746-2034-4d6e-a08f-e6271849ee9e"
id"6cfec53e-2835-43f5-ba95-e0984b40a925"
is_byokfalse
latency318
model_permaslug"deepseek/deepseek-v4-flash-20260423"
provider_name"DeepSeek"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777128875-CQflY1OU8GeJnvEc6SrI"
session_id(null)
api_type"completions"
id"gen-1777128875-f7diT8ziBhL2vQSt0s3k"
upstream_id"6cfec53e-2835-43f5-ba95-e0984b40a925"
total_cost0.000822444
cache_discount0.000086016
upstream_inference_cost0
provider_name"DeepSeek"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags13
adverbTagCount1
adverbTags
0"she said instead [instead]"
dialogueSentences41
tagDensity0.317
leniency0.634
rawRatio0.077
effectiveRatio0.049
91.34% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1732
totalAiIsmAdverbs3
found
0
adverb"carefully"
count1
1
adverb"slightly"
count1
2
adverb"gently"
count1
highlights
0"carefully"
1"slightly"
2"gently"
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)
71.13% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1732
totalAiIsms10
found
0
word"silence"
count2
1
word"weight"
count1
2
word"footsteps"
count1
3
word"echoing"
count1
4
word"tracing"
count1
5
word"etched"
count2
6
word"charm"
count1
7
word"anticipation"
count1
highlights
0"silence"
1"weight"
2"footsteps"
3"echoing"
4"tracing"
5"etched"
6"charm"
7"anticipation"
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
narrationSentences120
matches
0"e with anticipation"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount1
narrationSentences120
filterMatches(empty)
hedgeMatches
0"tended to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences148
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen56
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1725
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions13
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions30
wordCount1259
uniqueNames9
maxNameDensity0.95
worstName"Barnes"
maxWindowNameDensity2
worstWindowName"Barnes"
discoveredNames
Harlow1
Quinn7
Tube2
London2
Barnes12
Morris3
Met1
Waterloo1
Bridge1
persons
0"Harlow"
1"Quinn"
2"Barnes"
3"Morris"
4"Met"
places
0"London"
1"Waterloo"
2"Bridge"
globalScore1
windowScore1
50.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences75
glossingSentenceCount3
matches
0"looked like they belonged on an ancient m"
1"as if searching for a north that didn't exist"
2"appeared under London once a month, for those who carried the right token"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1725
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences148
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs59
mean29.24
std23.58
cv0.806
sampleLengths
04
172
280
356
49
514
634
791
86
955
1058
115
127
134
1456
1539
1678
1713
1813
1967
208
2158
2212
2332
2452
2521
2611
274
2824
2932
309
3110
3254
3342
3427
358
3655
3750
3827
3953
406
416
4216
439
447
4541
468
4745
4832
4953
90.64% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences120
matches
0"was, layered"
1"was laid"
2"was dressed"
3"were curled"
4"been removed"
5"been buried"
15.67% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount6
totalVerbs217
matches
0"was waiting"
1"was spinning"
2"was circling"
3"was carrying"
4"was saying"
5"was watching"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount7
semicolonCount1
flaggedSentences8
totalSentences148
ratio0.054
matches
0"She'd walked the abandoned Tube stations of London a dozen times over her career—junkies, squatters, the occasional corpse nobody missed."
1"The symbols weren't painted or burned; they were cut into the bone with precision, the grooves dark with age."
2"Quinn pulled a small brass compass from her coat pocket—her own, personal, not issued."
3"There was something on the other side—a door that wasn't a door, a passage that only opened for those who knew how to ask."
4"Not spin—tremble, like a thing alive with anticipation."
5"The hairs on the back of her neck had risen, and the compass needle had stopped trembling and pointed due south—straight back the way she'd come, toward the stairs she had descended."
6"The bruises on his forearm were distinct—four fingertip-shaped marks, evenly spaced, and a thumb-shaped mark on the opposite side."
7"She had a partner to find—and a market to enter."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount581
adjectiveStacks0
stackExamples(empty)
adverbCount11
adverbRatio0.0189328743545611
lyAdverbCount6
lyAdverbRatio0.010327022375215147
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences148
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences148
mean11.66
std9.25
cv0.793
sampleLengths
04
122
220
35
44
517
64
711
829
917
1017
116
1216
1319
1421
154
165
1714
1812
1922
209
2114
222
232
249
2510
2612
278
2825
296
304
3133
3218
3311
3419
3517
3611
375
387
392
402
4156
4210
4329
4415
4544
4619
477
486
4913
38.51% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats18
diversityRatio0.30405405405405406
totalSentences148
uniqueOpeners45
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences112
matches(empty)
ratio0
37.86% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount51
totalSentences112
matches
0"She'd walked the abandoned Tube"
1"It pressed against her eardrums"
2"She resumed her descent, her"
3"He was a big man,"
4"His torch beam swept the"
5"He nodded, curt"
6"She walked past him, her"
7"She crouched beside the corpse,"
8"His hands were empty, but"
9"He reached into a evidence"
10"She'd seen similar markings before,"
11"She said nothing about that."
12"she said instead"
13"She pointed to a faint"
14"She stood and walked to"
15"She didn't elaborate"
16"She'd acquired the compass six"
17"It had never steered her"
18"She pocketed it and returned"
19"He was pale, his skin"
ratio0.455
31.43% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount96
totalSentences112
matches
0"The stairs were wrong."
1"Detective Harlow Quinn stopped at"
2"She'd walked the abandoned Tube"
3"The air had weight."
4"It pressed against her eardrums"
5"Something she couldn't name."
6"She resumed her descent, her"
7"The emergency lights had been"
8"The graffiti on the walls"
9"He was a big man,"
10"His torch beam swept the"
11"He nodded, curt"
12"Barnes gestured with his torch"
13"She walked past him, her"
14"The body was laid out"
15"A junkie overdose didn't arrange"
16"She crouched beside the corpse,"
17"The man was dressed in"
18"His hands were empty, but"
19"Barnes squatted opposite her."
ratio0.857
89.29% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences112
matches
0"Now it was a crime"
1"Now it was circling like"
ratio0.018
40.82% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences49
technicalSentenceCount7
matches
0"Detective Harlow Quinn stopped at the first landing, her right hand resting on the damp banister, her ears straining against the silence."
1"He was a big man, broad-shouldered and balding, with the kind of face that had settled into permanent skepticism."
2"His hands were empty, but the fingers of his right hand were curled inward, as if he'd been holding something small that had been removed."
3"The casing was green with verdigris, the face etched with protective sigils that looked like they belonged on an ancient manuscript."
4"The needle was spinning, slow and steady, as if searching for a north that didn't exist."
5"His eyes were half-open, his mouth slightly agape, as if he'd seen something he hadn't expected and hadn't had time to process it before the bullet hit."
6"He studied her face, saw something there that made him stop arguing."
48.08% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags13
uselessAdditionCount2
matches
0"she said, her voice low"
1"She pocketed, her mind already working through the contradictions"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount1
fancyTags
0"Barnes added (add)"
dialogueSentences41
tagDensity0.122
leniency0.244
rawRatio0.2
effectiveRatio0.049
76.8254%