Run: 2026-09-03-01M1KA1DGVMEGJZJ7P2527C1E6

Run Details

Duration:
38.3s
Cost:
$0.023021
Provider:
BaseTen

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 station tasted of rust and old electricity. Detective Harlow Quinn ducked under the police tape—a formality in a place like this—and stepped onto the platform. Her boots echoed against tiles that hadn't seen a passenger in forty years. The SOCOs had rigged arc lights along the wall, and the glare turned the tunnel mouths into black sockets. She paused to let her eyes adjust. Camden above was all noise and neon and the smell of fried dough. Down here, the world narrowed to damp concrete, the drip of water somewhere in the dark, and the particular silence that follows violent death. "Detective Quinn." The voice came from her left. A young woman in a waxed jacket stood beside a tiled pillar, a worn leather satchel slung across her body. Round glasses caught the light. Curly red hair escaped from under a wool cap. Freckles across her nose and cheeks. "Dr. Kowalski," Quinn said. "You're the one who found him?" "Her." Eva tucked a strand of hair behind her left ear. "The victim is female. And no—I didn't find her. I was already here when it happened." Quinn filed that away. "You were already here." "The market." Eva gestured vaguely toward the far end of the platform, where stalls had been dismantled or abandoned in haste. "I was doing research. The Veil Market moves every full moon, but the residue of what's sold here lingers. I had permission from the Museum to document the site." Quinn didn't respond to that. She walked toward the body. The victim lay on her back in the center of the platform, arms at her sides, legs straight. A woman in her fifties, grey hair fanned out beneath her head. Her eyes were open. Her expression was—Quinn stopped. The expression was the first thing that didn't fit. The woman looked peaceful. Not the slack peace of death, but something deliberate. A small smile at the corners of her mouth. Like she'd been told a secret she'd been waiting her whole life to hear. "Who is she?" Quinn asked. "Margaret Hale. A regular at the market. She sold charms." Eva's voice was careful. "Protective charms. Wards. That sort of thing." Quinn crouched beside the body. No visible wounds. No blood. No bruising on the throat. The skin was pale but not waxy. She pressed two fingers to the woman's wrist—cold, but not rigor-cold. She checked her own watch out of habit, the worn leather band soft against her wrist. Three forty-seven a.m. "Time of death?" "The pathologist hasn't arrived," Eva said. "But I'd estimate two hours ago. Maybe less." Quinn looked up sharply. "You'd estimate." "I have some training." Eva tucked her hair again. "And I was here. I heard—I heard her stop." The word landed wrong. Not die. Stop. Quinn stood. She walked a slow circle around the body, scanning the platform. The tiles were clean—too clean. No scuff marks, no drag marks, no sign of a struggle. The market stalls had left impressions in the grime, but the area around the body was pristine. "She wasn't killed here," Quinn said. "That's what I thought at first," Eva said. "But look at her hands." Quinn crouched again. The victim's hands were folded over her stomach, fingers interlaced. Quinn had seen enough bodies to know the living didn't arrange themselves that way. Someone had posed her. But the hands themselves—Quinn leaned closer. The fingernails were broken, and beneath them, a fine grey dust. Concrete dust. "She clawed at the floor," Quinn said. "Here." "Exactly." Eva's voice dropped. "She was held down. On this spot. But there are no marks on the tiles." Quinn ran her palm over the floor beside the body. The tiles were smooth, unmarked. She looked at the victim's fingernails again. The dust was there. The tiles were not. "Someone cleaned the floor," Quinn said. "With what? There's no residue. No chemical smell. The SOCOs already checked." Quinn stood and scanned the platform again. The arc lights hummed. Water dripped. And then she saw it—a small brass object lying near the victim's left foot, half-hidden in the shadow of a pillar. She walked over and crouched. A compass. Small, brass, the casing mottled with green patina. The face was etched with symbols she didn't recognize—not letters, not numbers. Sigils. The needle was spinning slowly, clockwise, like it couldn't decide where north was. "Don't touch it," Eva said, too quickly. Quinn looked up. "Why?" "It's a Veil Compass. It points toward supernatural rifts. Portals. If you touch it without knowing what you're doing, it can—" Eva stopped. "It's evidence. You shouldn't contaminate it." Quinn didn't touch it. She studied it instead. The needle kept spinning, but as she watched, she noticed something. Every few seconds, the needle would pause, quiver, and point directly at the body. Then it would resume its slow rotation. "Dr. Kowalski," Quinn said slowly. "You said you heard her stop. What exactly did you hear?" Eva was quiet for a long moment. The arc lights buzzed. Somewhere in the tunnel, a train passed on a line that shouldn't exist, a rumble like distant thunder. "I heard her breathing," Eva said finally. "I was in the old ticket hall, documenting the sigils on the walls. I heard footsteps. A woman's footsteps. Then breathing, fast, like she was running. Then—nothing. The footsteps stopped. The breathing stopped. All at once. Like a switch had been thrown." Quinn looked at the body. The peaceful smile. The folded hands. The broken nails. The concrete dust. The compass that kept pointing at the dead woman. "You think this was supernatural," Quinn said. "I think the evidence doesn't fit a natural explanation," Eva said. "No wounds. No struggle marks. A woman who clawed at concrete hard enough to break her nails, but left no marks on the tiles. A compass that points at her body instead of north." Quinn was quiet. She'd spent eighteen years on the force. She'd seen things that defied explanation—the Morris case chief among them. She'd learned to trust evidence over instinct, and instinct over fear. She walked back to the body and crouched one more time. She looked at the victim's face. The smile. The open eyes. And then she noticed something she'd missed before—a small object clutched in the woman's right hand, almost hidden by the interlaced fingers. A bone token. Small, carved, yellowed with age. "She was trying to buy something," Quinn said. "Or pay for passage." Eva stepped closer. "The market requires a bone token for entry. But she was already inside." "Then she was trying to leave," Quinn said. "Or she was paying for something else." Quinn looked at the compass again. The needle had stopped spinning. It was pointing at the body now, steady as a held breath. "The needle," Quinn said. "It's not pointing at her. It's pointing at what she's holding." Eva's face went pale. "The token." "What if the token isn't a token anymore?" Quinn said. "What if it's something else? Something that was put in her hand after she died?" Eva was already shaking her head. "That's not how the Market works. The tokens are just keys. They don't hold power." "Then why is the compass pointing at it?" Eva had no answer. Quinn stood. She looked down the platform, toward the dark tunnel mouths, toward the stalls that had been dismantled in a hurry. The market moved every full moon. But something had stayed behind. Something had killed Margaret Hale and left her posed like a saint on the tiles. "I need to see the ticket hall," Quinn said. "The sigils you were documenting." Eva hesitated. "Why?" "Because you said you heard footsteps. A woman's footsteps. But Margaret Hale was running from something. And whatever she was running from didn't leave footprints." Eva stared at her. "You're starting to see it." "I'm starting to see that the evidence doesn't add up," Quinn said. "And I don't believe in ghosts, Dr. Kowalski. But I do believe in people who want me to think I'm chasing one." She turned and walked toward the ticket hall, her boots echoing on the tiles. Behind her, the compass needle trembled, and then slowly, almost imperceptibly, began to turn again.
created_at"2026-09-03T09:36:43.559Z" 9/3/2026, 9:36:43 AM
model"deepseek/deepseek-v4-pro-20260813"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency361
moderation_latency(null)
generation_time38291
tokens_prompt896
tokens_completion6281
native_tokens_prompt937
native_tokens_completion5501
native_tokens_completion_images(null)
native_tokens_reasoning3623
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)
usage0.0230208
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788428203-oNhDecBOCPQ8VvItCDW7"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788428203-jNJQAfGF24P9DYM6IxN9"
upstream_id"chatcmpl-1bfa872ddbf54d11ad178db3b5826cc4"
provider_responses
0
endpoint_id"bc1be763-ca65-4d43-84ff-5d6c16560713"
id"chatcmpl-1bfa872ddbf54d11ad178db3b5826cc4"
is_byokfalse
latency360
model_permaslug"deepseek/deepseek-v4-pro-20260813"
provider_name"BaseTen"
status200
total_cost0.0230208
cache_discount(null)
upstream_inference_cost0
provider_name"BaseTen"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
92.86% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags23
adverbTagCount3
adverbTags
0"Eva gestured vaguely [vaguely]"
1"Quinn said slowly [slowly]"
2"Eva said finally [finally]"
dialogueSentences56
tagDensity0.411
leniency0.821
rawRatio0.13
effectiveRatio0.107
82.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1389
totalAiIsmAdverbs5
found
0
adverb"sharply"
count1
1
adverb"slowly"
count3
2
adverb"quickly"
count1
highlights
0"sharply"
1"slowly"
2"quickly"
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)
49.60% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1389
totalAiIsms14
found
0
word"echoed"
count1
1
word"silence"
count1
2
word"scanning"
count1
3
word"pristine"
count1
4
word"stomach"
count1
5
word"scanned"
count1
6
word"etched"
count1
7
word"footsteps"
count5
8
word"echoing"
count1
9
word"trembled"
count1
highlights
0"echoed"
1"silence"
2"scanning"
3"pristine"
4"stomach"
5"scanned"
6"etched"
7"footsteps"
8"echoing"
9"trembled"
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
narrationSentences129
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount1
narrationSentences129
filterMatches(empty)
hedgeMatches
0"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences161
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen43
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1376
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions23
unquotedAttributions0
matches(empty)
0.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions53
wordCount901
uniqueNames6
maxNameDensity3.44
worstName"Quinn"
maxWindowNameDensity5
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn31
Eva18
Morris1
Margaret1
Hale1
persons
0"Harlow"
1"Quinn"
2"Eva"
3"Morris"
4"Margaret"
5"Hale"
places(empty)
globalScore0
windowScore0
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences56
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.727
wordCount1376
matches
0"Not the slack peace of death, but something deliberate"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences161
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs61
mean22.56
std15.76
cv0.699
sampleLengths
012
150
244
32
446
510
627
78
850
910
1047
1136
125
1321
1452
153
1614
176
1818
197
2046
216
2213
2350
248
2519
2630
276
2812
2934
3041
317
324
3329
3440
3516
3629
3749
3826
397
4045
4132
4244
438
4412
4516
4615
4723
4815
496
91.66% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences129
matches
0"been dismantled"
1"been told"
2"were folded"
3"was etched"
4"been dismantled"
84.39% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs173
matches
0"was spinning"
1"was pointing"
2"was already shaking"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount10
semicolonCount0
flaggedSentences9
totalSentences161
ratio0.056
matches
0"Detective Harlow Quinn ducked under the police tape—a formality in a place like this—and stepped onto the platform."
1"Her expression was—Quinn stopped."
2"She pressed two fingers to the woman's wrist—cold, but not rigor-cold."
3"The tiles were clean—too clean."
4"But the hands themselves—Quinn leaned closer."
5"And then she saw it—a small brass object lying near the victim's left foot, half-hidden in the shadow of a pillar."
6"The face was etched with symbols she didn't recognize—not letters, not numbers."
7"She'd seen things that defied explanation—the Morris case chief among them."
8"And then she noticed something she'd missed before—a small object clutched in the woman's right hand, almost hidden by the interlaced fingers."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount914
adjectiveStacks0
stackExamples(empty)
adverbCount31
adverbRatio0.03391684901531729
lyAdverbCount10
lyAdverbRatio0.010940919037199124
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences161
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences161
mean8.55
std6.57
cv0.768
sampleLengths
012
118
213
319
47
513
624
72
86
920
105
119
126
134
146
1511
1616
174
184
1921
2029
215
225
2318
2412
254
264
279
284
299
309
3114
325
3314
347
355
363
372
385
397
4011
4116
423
433
446
458
464
472
489
499
38.82% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats18
diversityRatio0.2857142857142857
totalSentences161
uniqueOpeners46
65.36% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences102
matches
0"Then it would resume its"
1"Somewhere in the tunnel, a"
ratio0.02
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount19
totalSentences102
matches
0"Her boots echoed against tiles"
1"She paused to let her"
2"She walked toward the body."
3"Her eyes were open."
4"Her expression was—Quinn stopped."
5"She pressed two fingers to"
6"She checked her own watch"
7"She walked a slow circle"
8"She looked at the victim's"
9"She walked over and crouched."
10"She studied it instead."
11"She'd spent eighteen years on"
12"She'd seen things that defied"
13"She'd learned to trust evidence"
14"She walked back to the"
15"She looked at the victim's"
16"It was pointing at the"
17"She looked down the platform,"
18"She turned and walked toward"
ratio0.186
48.24% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount84
totalSentences102
matches
0"The air in the abandoned"
1"Detective Harlow Quinn ducked under"
2"Her boots echoed against tiles"
3"The SOCOs had rigged arc"
4"She paused to let her"
5"Camden above was all noise"
6"The voice came from her"
7"A young woman in a"
8"Freckles across her nose and"
9"Eva tucked a strand of"
10"Quinn filed that away."
11"Eva gestured vaguely toward the"
12"Quinn didn't respond to that."
13"She walked toward the body."
14"The victim lay on her"
15"A woman in her fifties,"
16"Her eyes were open."
17"Her expression was—Quinn stopped."
18"The expression was the first"
19"The woman looked peaceful."
ratio0.824
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences102
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences34
technicalSentenceCount2
matches
0"Down here, the world narrowed to damp concrete, the drip of water somewhere in the dark, and the particular silence that follows violent death."
1"She'd seen things that defied explanation—the Morris case chief among them."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags23
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags18
fancyCount0
fancyTags(empty)
dialogueSentences56
tagDensity0.321
leniency0.643
rawRatio0
effectiveRatio0
81.7645%