Run: 2026-04-25-01KQ2DGE1JE7D84J8T12BD124R

Run Details

Duration:
37.7s
Cost:
$0.000838
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 stale air hit Quinn first—the particular must of old brick and rat droppings and something metallic underneath, like old coins left too long in a pocket. She ducked under the police tape and let her eyes adjust to the dim emergency lighting strung along the tunnel walls. Camden Town's abandoned Jubilee line platform had been sealed off since the 1990s. The official records said structural instability. Quinn had never believed that, even before tonight. “Detective Quinn.” The uniform at the top of the stairs—Constable Davies—waved her forward. He looked pale, his torch beam shaking. “It's... it's not like anything I've seen.” Quinn didn't answer. She stepped onto the platform and took in the scene. The body lay in the center of the tiled floor, arms splayed, legs tangled as if he'd been dropped from a height. Male, forties, wearing a long coat that was too clean for this place. No visible wounds. No blood. But the skin had a waxy, grayish sheen that Quinn had only seen once before, three years ago, in a morgue in Southwark. Her throat tightened. She forced the memory down. “Who found him?” “Off-duty Tube driver. Said he was cutting through to avoid the crowds. Found the body at approximately 2300 hours. Called it in twenty minutes later.” Quinn crouched, careful not to touch anything. The man's eyes were open, fixed on the curved ceiling. His mouth was slightly parted, as if he'd been about to speak. There was a small brass compass clutched in his right hand, the casing green with verdigris, strange symbols etched into the face. She didn't recognize the sigils. But she recognized the craftsmanship. This wasn't off-the-shelf. “No signs of forced entry to the station?” she asked. Davies shook his head. “We checked every access point. Grates, maintenance doors, the old ventilation shafts. All sealed from the outside. No way in except through the main entrance, and that's been locked and alarmed for years.” Quinn studied the floor. A thin layer of dust coated the tiles, disturbed only by the victim's fall and the paramedics' boots. But there were no drag marks. No other footprints leading to or from the body. “He didn't walk here,” she murmured. “Ma'am?” She straightened. “We need the coroner. And I want a full sweep of the tunnel for any other access points. Check the ceiling panels, the walls, everything.” “Already called for the coroner,” said a voice behind her. Quinn turned. A woman stood at the edge of the light, curly red hair escaping from under a woolen cap, round glasses catching the yellow glow. She wore a worn leather satchel across her body, and she was tucking a strand of hair behind her ear in a gesture that looked nervous but practiced. “And you are?” “Eva Kowalski. British Museum. Restricted archives.” She stepped forward, and Quinn noticed the thin latex gloves she'd already pulled on. “I was the one who suggested you get a call about this.” Quinn's jaw tightened. “You're not CID. You're not even on the roster. How did you know about this scene?” Eva held up a small leather folder—identification from the Museum's liaison office, granting her access to certain archaeological sites. Quinn had seen similar credentials before, usually waved by academics who thought they owned any piece of dirt they could dig. “The victim,” Eva said, “was a dealer. In antiquities. Specifically, in items that aren't supposed to exist. I've been tracking him for months. He's been moving goods through—” she hesitated, “—unconventional channels.” “What kind of goods?” Eva pointed at the compass in the dead man's hand. “That's a Veil Compass. Crafted by a Shade artisan. It points toward supernatural rifts, portals—tears in the fabric of reality. There are maybe a dozen in existence. This one's worth more than your annual salary.” Quinn stared at her. “Supernatural rifts.” “Yes.” “You're telling me this man was killed by a ghost.” “I'm telling you he was killed by something that didn't leave physical traces. No blunt force. No stabbing. No poisoning, as far as I can tell. Look at his expression. He was about to speak. And then he died. It's like his life was simply... stopped.” Quinn walked around the body, slow, methodical. She noted the position of the arms—the left hand palm-up, empty; the right clutching the compass. The way the coat had settled, the collar still straight. No signs of a struggle. No defensive wounds on the hands. She knelt and examined the man's left wrist. A watch. Worn leather band. The face was analog, the hands frozen at 11:47. She looked at the date window. It showed the 14th. “This watch is running,” she said quietly. Eva came closer, peering over her shoulder. Quinn tapped the crystal—the second hand was sweeping steadily. “The victim's watch is still keeping time. That means he was alive at 11:47. But the body temperature suggests he's been dead for at least six hours. The lividity is fixed. He's been down here longer than that clock says.” Eva's eyes widened behind her glasses. “That's impossible.” “Yes. It is.” Quinn stood, brushing dust from her knees. She turned to Davies. “I want a full timeline of every CCTV camera within a half-mile radius. And I want the access logs for this station—every time a maintenance crew went in, every time a signal was tripped, for the last six months.” She faced Eva again. “You said you've been tracking this dealer. How? Through the Museum's records?” Eva hesitated. “Through a network. Informants. People who know about the Veil Market.” “The what?” “The underground market. It moves locations every full moon. Tonight it's supposed to be here. Beneath Camden. That's why the victim was here. He was coming to trade.” Quinn looked around the empty platform. The dust, the silence, the single body lying in the center as if displayed. The Market was supposed to be here—but there was no sign of it. No booths, no stalls, no crowd. “He was early,” Quinn said slowly. “Arrived before the Market opened. And someone else was here waiting for him.” “Or something else,” Eva said. Quinn ignored her. She crouched again, this time examining the edges of the platform. The tiles near the wall were scuffed—faint, almost invisible marks, as if something heavy had been dragged sideways. But not a body. Smaller. A crate, maybe. She followed the marks to an alcove where a maintenance door was set into the wall. The door was slightly ajar. “Davies. Flashlight.” He handed it over. Quinn pushed the door open with her elbow and shone the light inside. A narrow room, maybe six feet deep, lined with metal shelves. Empty. But the floor was clean—recently swept, no dust. Someone had been here. Someone had prepared this space, moved things out. She turned back to the body. The compass in the dead man's hand. The direction of its needle—not north, but pointing at a slight angle, toward the tunnel wall. Quinn walked to that wall. Pressed her palm against the cold tiles. Looked up. There was a crack in the ceiling. Thin, almost invisible in the dim light. But it was there, a hairline fracture running along the curved brickwork, and it seemed... wrong. The edges were too sharp. The crack was too straight. She took out her own torch and shone it directly at the fissure. The light didn't penetrate. It was absorbed, swallowed, as if the crack led into absolute darkness. “That's not a crack,” Eva said from behind her. “That's a rift.” Quinn lowered the torch. Her hand was steady, but her pulse had quickened. She remembered Southwark. The empty morgue drawer. The case files that never closed. DS Morris's face, frozen in the same silent scream as this victim. She looked at the compass in the dead man's hand. The needle was pointing directly at the rift. “The killer came through that,” she said. Not a question. Eva nodded. “And the victim was waiting with the compass. He was guarding the entrance. Or trying to.” Quinn turned to face her, eyes hard. “You're telling me this is supernatural. That a man was murdered by something that stepped out of a hole in reality. And you expect me to file that report.” “I expect you to see what's in front of you,” Eva said quietly. Quinn looked at the body again. The watch. The compass. The impossible crack in the ceiling. The lack of footprints. The single point of entry that didn't exist. She pulled out her notebook, flipped to a clean page, and wrote three words: *Not a crime scene.* She underlined them twice. “I need to see everything you have on this Market,” she said. “And on the dealer. And on the item he was carrying. Everything.” Eva's shoulders relaxed. “I can do that.” “And I need a lift to the Museum. My car's too far away, and I don't trust the Tube.” Quinn walked toward the stairs, then stopped. She looked back at the body. The man with the compass, who had died holding a tool that pointed toward something that didn't exist—or shouldn't. Three years. She'd been waiting three years for a lead that made sense. This wasn't a lead. This was a door. And she was going to walk through it.
created_at"2026-04-25T13:33:17.75Z" 4/25/2026, 1:33:17 PM
model"deepseek/deepseek-v4-flash-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency717
moderation_latency(null)
generation_time37571
tokens_prompt923
tokens_completion3099
native_tokens_prompt857
native_tokens_completion2614
native_tokens_completion_images(null)
native_tokens_reasoning520
native_tokens_cached128
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"
usage0.000837564
router(null)
provider_responses
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endpoint_id"722e0746-2034-4d6e-a08f-e6271849ee9e"
id"50543d41-bca0-41d1-a40b-af4f4c07e896"
is_byokfalse
latency289
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-1777123997-9utlxMdn3BoTrymFzcio"
session_id(null)
api_type"completions"
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upstream_id"50543d41-bca0-41d1-a40b-af4f4c07e896"
total_cost0.000837564
cache_discount0.000014336
upstream_inference_cost0
provider_name"DeepSeek"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
63.64% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags14
adverbTagCount3
adverbTags
0"she said quietly [quietly]"
1"Quinn said slowly [slowly]"
2"Eva said quietly [quietly]"
dialogueSentences44
tagDensity0.318
leniency0.636
rawRatio0.214
effectiveRatio0.136
90.40% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1563
totalAiIsmAdverbs3
found
0
adverb"slightly"
count2
1
adverb"slowly"
count1
highlights
0"slightly"
1"slowly"
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)
80.81% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1563
totalAiIsms6
found
0
word"etched"
count1
1
word"methodical"
count1
2
word"crystal"
count1
3
word"silence"
count1
4
word"pulse"
count1
5
word"quickened"
count1
highlights
0"etched"
1"methodical"
2"crystal"
3"silence"
4"pulse"
5"quickened"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"eyes widened/narrowed"
count1
highlights
0"eyes widened"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences130
matches
0"looked nervous"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount0
narrationSentences130
filterMatches(empty)
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences160
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen46
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords4
totalWords1550
ratio0.003
matches
0"Not a crime scene."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions20
unquotedAttributions0
matches(empty)
33.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions46
wordCount998
uniqueNames10
maxNameDensity2.3
worstName"Quinn"
maxWindowNameDensity4
worstWindowName"Quinn"
discoveredNames
Quinn23
Town1
Jubilee1
Constable1
Davies3
Southwark2
Museum1
Eva12
Market1
Morris1
persons
0"Quinn"
1"Constable"
2"Davies"
3"Eva"
4"Morris"
places
0"Town"
1"Southwark"
2"Museum"
globalScore0.348
windowScore0.333
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences70
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.645
wordCount1550
matches
0"not north, but pointing at a slight angle, toward the tunnel wall"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences160
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs71
mean21.83
std15.49
cv0.71
sampleLengths
048
127
227
313
463
58
63
725
851
913
1010
1137
1237
136
141
1527
1610
1754
183
1932
2019
2140
2232
234
2445
256
261
2710
2846
2944
3022
3110
327
3316
3440
358
3653
3716
3813
392
4028
4139
4219
435
4440
4521
462
4737
4812
4929
94.47% Passive voice overuse
Target: ≤2% passive sentences
passiveCount4
totalSentences130
matches
0"been sealed"
1"been dropped"
2"was supposed"
3"were scuffed"
4"been dragged"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs175
matches
0"was tucking"
1"was pointing"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount11
semicolonCount1
flaggedSentences10
totalSentences160
ratio0.063
matches
0"The stale air hit Quinn first—the particular must of old brick and rat droppings and something metallic underneath, like old coins left too long in a pocket."
1"“Detective Quinn.” The uniform at the top of the stairs—Constable Davies—waved her forward."
2"Eva held up a small leather folder—identification from the Museum's liaison office, granting her access to certain archaeological sites."
3"She noted the position of the arms—the left hand palm-up, empty; the right clutching the compass."
4"Quinn tapped the crystal—the second hand was sweeping steadily."
5"The Market was supposed to be here—but there was no sign of it."
6"The tiles near the wall were scuffed—faint, almost invisible marks, as if something heavy had been dragged sideways."
7"But the floor was clean—recently swept, no dust."
8"The direction of its needle—not north, but pointing at a slight angle, toward the tunnel wall."
9"The man with the compass, who had died holding a tool that pointed toward something that didn't exist—or shouldn't."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount669
adjectiveStacks0
stackExamples(empty)
adverbCount17
adverbRatio0.025411061285500747
lyAdverbCount5
lyAdverbRatio0.007473841554559043
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences160
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences160
mean9.69
std8.44
cv0.871
sampleLengths
027
121
213
36
48
513
67
77
83
910
1022
1113
123
132
1423
153
165
173
1825
197
2010
2112
2222
235
245
253
2610
274
2833
294
3018
316
329
336
341
352
3625
3710
382
3924
4028
413
4220
4312
443
4516
4619
4721
4832
494
40.63% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats15
diversityRatio0.26875
totalSentences160
uniqueOpeners43
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences112
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount29
totalSentences112
matches
0"She ducked under the police"
1"He looked pale, his torch"
2"She stepped onto the platform"
3"Her throat tightened."
4"She forced the memory down."
5"His mouth was slightly parted,"
6"She didn't recognize the sigils."
7"She wore a worn leather"
8"She stepped forward, and Quinn"
9"She noted the position of"
10"She knelt and examined the"
11"She looked at the date"
12"It showed the 14th."
13"she said quietly"
14"She turned to Davies."
15"She faced Eva again."
16"She crouched again, this time"
17"She followed the marks to"
18"He handed it over."
19"She turned back to the"
ratio0.259
53.75% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount91
totalSentences112
matches
0"The stale air hit Quinn"
1"She ducked under the police"
2"Camden Town's abandoned Jubilee line"
3"The official records said structural"
4"Quinn had never believed that,"
5"The uniform at the top"
6"He looked pale, his torch"
7"Quinn didn't answer."
8"She stepped onto the platform"
9"The body lay in the"
10"Her throat tightened."
11"She forced the memory down."
12"Quinn crouched, careful not to"
13"The man's eyes were open,"
14"His mouth was slightly parted,"
15"She didn't recognize the sigils."
16"This wasn't off-the-shelf."
17"Davies shook his head."
18"Quinn studied the floor."
19"A thin layer of dust"
ratio0.813
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences112
matches(empty)
ratio0
58.82% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences34
technicalSentenceCount4
matches
0"Male, forties, wearing a long coat that was too clean for this place."
1"She wore a worn leather satchel across her body, and she was tucking a strand of hair behind her ear in a gesture that looked nervous but practiced."
2"The tiles near the wall were scuffed—faint, almost invisible marks, as if something heavy had been dragged sideways."
3"The man with the compass, who had died holding a tool that pointed toward something that didn't exist—or shouldn't."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags14
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags10
fancyCount1
fancyTags
0"she murmured (murmur)"
dialogueSentences44
tagDensity0.227
leniency0.455
rawRatio0.1
effectiveRatio0.045
80.5281%