Run: 2026-04-25-01KQ2E81B5RKTT1B6N4JQZTZR7

Run Details

Duration:
1m 17s
Cost:
$0.002332
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 air in the abandoned Tube station tasted of rust and wet stone, a mineral tang that clung to the back of Detective Harlow Quinn’s throat as she descended the last of the temporary stairs. The construction lights the forensic team had rigged threw stark white cones across the platform, catching the drifting motes of dust and making them look like something living. The old tilework—Victorian, by the look of the faded geometric patterns—gleamed with condensation. Someone had propped open a maintenance door at the far end, and beyond it, the darkness pressed back like a held breath. Harlow paused on the platform, her hand resting on the cold iron railing. She let the scene settle around her before she contaminated it. The body had been found at the bottom of the old escalator shaft, wedged between the frozen metal teeth of the stairs and a collapsed section of ceiling. From here, she could just see the white Curve of a tent being erected over the remains. “Quinn.” She turned. DS Raj Patel was picking his way toward her across the debris-strewn platform, a tablet clutched under one arm and a look of barely contained frustration pulling at the corners of his mouth. He was young, still carrying the eager weight of someone who wanted cases to make sense, who believed that evidence was a language that could be learned if you just tried hard enough. “You took your time,” he said, but there was no real bite to it. His gaze kept sliding back toward the tent. “We’ve been here since three.” “Briefing ran long.” Harlow didn’t elaborate. She’d spent the last hour in a windowless room with the superintendent, staring at photographs that had nothing to do with this case and everything to do with the one she wasn’t supposed to be working anymore. Morris’s file. Three years cold, and someone kept pulling it out of the drawer just often enough that she couldn’t let it freeze over. “Walk me through it.” Raj fell into step beside her as she moved toward the shaft. “Male, mid-thirties. No identification on the body, but we found a wallet about ten meters up the tunnel. Name’s Daniel Kettering. Solicitor. Offices in Holborn.” “Who found him?” “Urban explorers. Couple of kids with cameras and a death wish. They called it in at two-fourteen, said they’d been trying to get down here for months. Something about the access door being locked before.” Raj consulted his tablet. “Uniform secured the perimeter, but given the location, they called us directly.” Harlow stopped walking. “Why?” “Why what?” “Why call us directly? This is a body in a Tube station. It should have gone to Transport Police first, or at least to general CID. Why did the call go straight to the Major Investigation Team?” Raj blinked. The question hadn’t occurred to him. She could see him trying to fit it into the shape of the case as he understood it, and failing. “I don’t know. Maybe the responding officer recognized something?” “Recognized what?” He didn’t have an answer. Harlow filed the detail away and kept walking. The escalator shaft had once been grand, she could see that much. The wooden panels that lined the walls were carved with the same geometric flourishes as the platform tiles, and remnants of brass fixtures glinted in the depths. Now it was a vertical tomb. The ceiling collapse had brought down a cascade of earth and Victorian brick that had shattered the escalator in two places, leaving the metal stairs twisted upward like grasping fingers. The body lay at the deepest point of the wreckage, where the shaft leveled out into what must have been a lower platform. The forensic tent had been erected with care. White-suited techs moved inside it like ghosts, their shadows stretching and contracting against the plastic walls. Harlow ducked under the tape and stepped through the flap. The smell hit her first. Death had a particular sweetness when it happened underground, something to do with the way the moisture carried the compounds. Underneath it, fainter but present, she caught something else. Burnt sugar. Or maybe burnt honey. “Time of death?” she asked the forensic lead, a woman named Okonkwo who had been working crime scenes longer than Raj had been alive. “Rough estimate? Twelve to sixteen hours ago. Rigor’s fully set, but the cold down here complicates things.” Okonkwo didn’t look up from her work. The body was on its back, one arm pinned beneath a section of collapsed railing, the other flung outward with the palm facing up. The fingers were curled, but loosely, not the desperate clawing she’d seen in other victims. “Cause of death looks like blunt force trauma to the head. Consistent with the ceiling collapse.” Harlow crouched beside the body. Daniel Kettering had been a well-groomed man. Good shoes, the kind that cost more than most people’s monthly rent. A watch that still ticked softly on his wrist, its face unscratched. His suit was expensive but rumpled, the tie loosened, the top button of his shirt undone. No coat, despite the chill. She studied his left hand, the one flung outward. A small brass compass lay near his curled fingers, as though he’d been holding it when the ceiling came down. It was old, the casing mottled with a green-blue patina she recognized as verdigris. The face was etched with markings she didn’t recognize—not letters, not numbers, but patterns that made her eyes want to slide away from them. “Has this been logged?” she asked, pointing at the compass without touching it. Okonkwo glanced over. “Not yet. We were focused on the body. Is it relevant?” “Everything’s relevant until it isn’t.” Harlow stood and circled the tent, her gaze moving across the debris with the slow, methodical precision of someone who had learned to trust her instincts even when they whispered things that didn’t make sense. The ceiling collapse. The body pinned. The compass. The wallet found ten meters up the tunnel. “The wallet,” she said. “Where exactly?” Raj stepped into the tent, visibly relieved to have a contribution. “About fifteen paces east of the shaft entrance. It was just lying on the tunnel floor. Cards, cash, all still inside. No sign of a struggle.” “So he didn’t drop it running from someone. And no one took it.” “Robbery’s not the motive.” “No,” Harlow agreed, but she wasn’t looking at Raj. She was looking at the compass. “The ceiling collapsed. That’s what killed him. But why was he down here at all? A solicitor from Holborn doesn’t wander into an abandoned Tube station at night by accident.” “Maybe he was meeting someone,” Raj offered. “The urban explorers said there are ways in if you know where to look. The access door they used was on Buck Street, behind a restaurant. It was locked last week, but someone had cut the padlock and replaced it with a cheap imitation. They noticed it yesterday.” Harlow filed that, too. “And the direction of the collapse? Has anyone looked at what caused it?” “Old infrastructure,” Okonkwo said, straightening up from the body. “You can see where the support beams gave way. The wood’s rotten through. It was probably just a matter of time.” “Show me.” Okonkwo led her to the edge of the debris field, where one of the collapsed beams jutted from the pile of brick and earth like a broken bone. Harlow pulled a penlight from her coat and aimed it at the exposed end. The wood was dark with age and moisture, the grain swollen and splintered. But at the center of the break, where the rot should have been deepest, the wood was clean. Not fresh wood. Old wood, certainly. But not rotten. She ran the beam along the length of the beam, following the line of the break. The edges were too straight. Not machined-straight, not the clean cut of a saw, but there was a directionality to the splintering that didn’t match a natural collapse. It looked, she thought, like wood that had been pulled apart rather than wood that had failed. “Who else has been down here?” she asked. Okonkwo frowned. “Besides the kids who found him? No one. We checked the access logs. This station’s been sealed for decades. No maintenance crews, no engineers, no nothing.” Harlow stepped back from the beam and swept her light across the tunnel beyond the shaft. The darkness swallowed the beam before it reached the far wall, but she could make out the curve of the old platform, the shapes of doors and archways that had been sealed with corrugated metal sheeting. And something else. A glint, low to the ground, reflecting her light back at her. “What’s that?” Raj followed her beam. “Rubbish, probably. There’s decades of it down here.” “That’s not rubbish.” She walked toward it, her footsteps echoing in the vast emptiness of the tunnel. The glint became a shape, and the shape became a satchel. Worn brown leather, the strap frayed, the flap half-open and spilling papers onto the damp concrete. Harlow crouched and lifted the flap with the tip of her pen. Inside were books. Half a dozen of them, slim volumes bound in cloth and leather, their spines cracked from use. One had fallen open, and she angled her light to read the page. The text was handwritten, not printed, in an ink that had faded to sepia. The words were English, but the subject matter made her jaw tighten. *“…and the third gate shall be known by the scent of burnt honey, for the Keepers anoint themselves thus before the opening. Let no traveler approach without the token, lest the veil close upon them…”* She read the passage twice, her pulse steady but her mind racing. Burnt honey. The smell she had caught when she first entered the tent. The smell that had no place in a collapsed Tube station. “Raj,” she said, her voice calm. “You said the urban explorers called it in directly to us. Did they say anything else? Anything unusual?” He had followed her into the tunnel, and now he stood a few paces back, his tablet held loosely at his side. “They were pretty shaken up. One of them said something about the body being in the wrong place, but I assumed she meant the shaft. You know, that he shouldn’t have been down there.” “What exactly did she say?” Raj frowned, scrolling through his notes. “Here. She said, ‘He’s on the wrong side. No one goes to the lower platform. That’s not where the market is.’” Harlow let the silence stretch. The beam of her penlight held steady on the open book. The compass in the tent. The wallet in the tunnel. The beam that had broken wrong. The smell of burnt honey. A solicitor who had found his way into a sealed station with books full of handwritten occult instructions. And someone—or something—that had pulled the ceiling down on him. “We need to widen the search,” she said, closing the satchel and lifting it carefully by the strap. “Full sweep of the lower platform. And I want to know everything there is to know about Daniel Kettering, including what kind of cases he was working and who he was meeting in the weeks before he died.” Raj nodded, already making notes. “You think there’s more to this than an accident?” Harlow looked back toward the tent, toward the body of a man who had walked into the dark with a compass designed for something other than finding north. “I think,” she said, “that someone wanted to make sure he never walked out again. And I think they wanted it to look like the building had done their job for them.” She slipped the satchel into an evidence bag and sealed it with a strip of tape. Somewhere in the tunnel, water dripped onto stone with a sound like a metronome. The compass sat in the dust beside a dead man’s hand, and its needle, Harlow noticed for the first time, was not pointing toward the exit. It was pointing deeper into the dark.
created_at"2026-04-25T13:46:11.178Z" 4/25/2026, 1:46:11 PM
model"deepseek/deepseek-v4-pro-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency830
moderation_latency(null)
generation_time76442
tokens_prompt923
tokens_completion3116
native_tokens_prompt857
native_tokens_completion2604
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
usage0.002332035
router(null)
provider_responses
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endpoint_id"d084170b-dd99-4e53-9ae1-b63881f3cfbf"
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is_byokfalse
latency275
model_permaslug"deepseek/deepseek-v4-pro-20260423"
provider_name"DeepSeek"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777124771-4qrJUUtPDmmmYAmvD12q"
session_id(null)
api_type"completions"
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upstream_id"e6579b07-e632-4ee8-8e93-bab3104a45d3"
total_cost0.002332035
cache_discount0.00030624
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
totalTags14
adverbTagCount0
adverbTags(empty)
dialogueSentences48
tagDensity0.292
leniency0.583
rawRatio0
effectiveRatio0
90.16% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2032
totalAiIsmAdverbs4
found
0
adverb"loosely"
count2
1
adverb"softly"
count1
2
adverb"carefully"
count1
highlights
0"loosely"
1"softly"
2"carefully"
80.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found
0"Patel"
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
65.55% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2032
totalAiIsms14
found
0
word"stark"
count1
1
word"weight"
count1
2
word"depths"
count1
3
word"shattered"
count1
4
word"chill"
count1
5
word"etched"
count1
6
word"methodical"
count1
7
word"glint"
count2
8
word"footsteps"
count1
9
word"echoing"
count1
10
word"pulse"
count1
11
word"racing"
count1
12
word"silence"
count1
highlights
0"stark"
1"weight"
2"depths"
3"shattered"
4"chill"
5"etched"
6"methodical"
7"glint"
8"footsteps"
9"echoing"
10"pulse"
11"racing"
12"silence"
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
narrationSentences116
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences116
filterMatches
0"look"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences150
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen48
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords35
totalWords2027
ratio0.017
matches
0"“…and the third gate shall be known by the scent of burnt honey, for the Keepers anoint themselves thus before the opening. Let no traveler approach without the token, lest the veil close upon them…”"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions20
unquotedAttributions0
matches(empty)
93.54% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions43
wordCount1417
uniqueNames11
maxNameDensity1.13
worstName"Harlow"
maxWindowNameDensity2
worstWindowName"Harlow"
discoveredNames
Tube2
Detective1
Harlow16
Quinn1
Victorian2
Curve1
Raj11
Patel1
Okonkwo6
Kettering1
English1
persons
0"Harlow"
1"Quinn"
2"Raj"
3"Patel"
4"Okonkwo"
5"Kettering"
places(empty)
globalScore0.935
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences80
glossingSentenceCount1
matches
0"into the tent, visibly relieved to have a"
2.66% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches4
per1kWords1.973
wordCount2027
matches
0"not letters, not numbers, but patterns"
1"not numbers, but patterns"
2"Not machined-straight, not the clean cut of a saw, but there was a directionality to the splintering"
3"not the clean cut of a saw, but there was a directionality to the splintering"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences150
matches
0"believed that evidence"
1"see that much"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs60
mean33.78
std25.91
cv0.767
sampleLengths
098
169
21
368
427
571
637
73
851
94
102
1137
1237
132
1413
1598
1634
1740
1824
1979
2057
2167
2213
2314
245
2551
266
2737
2813
294
3045
3155
3217
3330
342
3573
369
3761
388
3928
4067
412
4212
433
4453
4559
4635
4736
4824
4956
78.04% Passive voice overuse
Target: ≤2% passive sentences
passiveCount9
totalSentences116
matches
0"been found"
1"being erected"
2"were carved"
3"been erected"
4"were curled"
5"was etched"
6"been pulled"
7"been sealed"
8"was handwritten"
59.94% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount5
totalVerbs238
matches
0"was picking"
1"wasn’t looking"
2"was looking"
3"was not pointing"
4"was pointing"
85.71% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount5
semicolonCount0
flaggedSentences3
totalSentences150
ratio0.02
matches
0"The old tilework—Victorian, by the look of the faded geometric patterns—gleamed with condensation."
1"The face was etched with markings she didn’t recognize—not letters, not numbers, but patterns that made her eyes want to slide away from them."
2"And someone—or something—that had pulled the ceiling down on him."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1428
adjectiveStacks0
stackExamples(empty)
adverbCount34
adverbRatio0.023809523809523808
lyAdverbCount8
lyAdverbRatio0.0056022408963585435
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences150
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences150
mean13.51
std10.29
cv0.761
sampleLengths
035
128
213
322
413
511
628
717
81
92
1033
1133
1214
138
145
156
1637
172
1822
194
2012
2125
223
2339
2412
253
261
272
2837
292
306
3120
329
332
345
358
3612
3727
386
3930
4023
418
4216
4310
445
4520
469
472
484
4924
56.89% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats18
diversityRatio0.41333333333333333
totalSentences150
uniqueOpeners62
31.75% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences105
matches
0"Somewhere in the tunnel, water"
ratio0.01
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount22
totalSentences105
matches
0"She let the scene settle"
1"He was young, still carrying"
2"he said, but there was"
3"His gaze kept sliding back"
4"She’d spent the last hour"
5"She could see him trying"
6"He didn’t have an answer."
7"she asked the forensic lead,"
8"His suit was expensive but"
9"She studied his left hand,"
10"It was old, the casing"
11"she asked, pointing at the"
12"She was looking at the"
13"She ran the beam along"
14"It looked, she thought, like"
15"She walked toward it, her"
16"She read the passage twice,"
17"she said, her voice calm"
18"He had followed her into"
19"she said, closing the satchel"
ratio0.21
55.24% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount85
totalSentences105
matches
0"The air in the abandoned"
1"The construction lights the forensic"
2"The old tilework—Victorian, by the"
3"Someone had propped open a"
4"Harlow paused on the platform,"
5"She let the scene settle"
6"The body had been found"
7"DS Raj Patel was picking"
8"He was young, still carrying"
9"he said, but there was"
10"His gaze kept sliding back"
11"Harlow didn’t elaborate"
12"She’d spent the last hour"
13"Raj fell into step beside"
14"Raj consulted his tablet"
15"Harlow stopped walking."
16"The question hadn’t occurred to"
17"She could see him trying"
18"He didn’t have an answer."
19"Harlow filed the detail away"
ratio0.81
47.62% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences105
matches
0"Now it was a vertical"
ratio0.01
47.62% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences60
technicalSentenceCount8
matches
0"The air in the abandoned Tube station tasted of rust and wet stone, a mineral tang that clung to the back of Detective Harlow Quinn’s throat as she descended th…"
1"Harlow paused on the platform, her hand resting on the cold iron railing."
2"The wooden panels that lined the walls were carved with the same geometric flourishes as the platform tiles, and remnants of brass fixtures glinted in the depth…"
3"The ceiling collapse had brought down a cascade of earth and Victorian brick that had shattered the escalator in two places, leaving the metal stairs twisted up…"
4"A small brass compass lay near his curled fingers, as though he’d been holding it when the ceiling came down."
5"Harlow stood and circled the tent, her gaze moving across the debris with the slow, methodical precision of someone who had learned to trust her instincts even …"
6"The darkness swallowed the beam before it reached the far wall, but she could make out the curve of the old platform, the shapes of doors and archways that had …"
7"A solicitor who had found his way into a sealed station with books full of handwritten occult instructions."
89.29% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags14
uselessAdditionCount1
matches
0"she said, her voice calm"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags10
fancyCount1
fancyTags
0"Harlow agreed (agree)"
dialogueSentences48
tagDensity0.208
leniency0.417
rawRatio0.1
effectiveRatio0.042
82.8003%