Run: 2026-02-17-01KHMR68K7CS82BRR6Z64V7XP7

Run Details

Duration:
40.3s
Cost:
$0.039954
Provider:
Google AI Studio

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 tasted of damp concrete and ozone, a flavour Detective Harlow Quinn associated with death in the city’s forgotten corners. Below the thrum of Camden, the abandoned Aldwych branch station was a tomb of peeling posters and Victorian tilework. Forensic lights blanched the grime, casting long, dancing shadows that clung to the arched columns like ghosts. DC Hayes stood near the platform edge, his shoulders hunched inside his oversized coat. He was young, eager, and saw the world in straight, predictable lines. “Ma’am,” he said, his breath fogging in the subterranean chill. “Victim was found by a tube maintenance crew doing a line inspection.” Quinn’s gaze swept the scene with military precision, cataloguing details before her eyes even settled on the body. The dust on the platform was thick, disturbed by a single set of tracks leading from a service tunnel, and the chaotic boot prints of the first responders and her own team. No sign of a struggle. No scattered belongings. Just the oppressive silence of a place that had been sealed off from the world for decades. She moved toward the source of the light, her polished shoes crunching softly on the grit. The victim was propped against the tiled wall, sitting on the cold floor as if she’d simply decided to rest for a moment. Her curly red hair was a splash of vibrant colour in the monochrome decay. Round glasses were perched on her nose, slightly askew. A smattering of freckles stood out on skin that was waxy and pale. Quinn recognized the unnerving stillness of a body that hadn’t been moved post-mortem. Eva Kowalski. Twenty-six. A research assistant at the British Museum. “Cause of death?” Quinn asked, crouching down but not touching anything. “That’s the thing,” Hayes said, joining her. “Forensics can’t find one. No lividity where there should be. No obvious trauma, no ligature marks, no entry wounds. It’s like she just… switched off.” Quinn’s eyes narrowed. She had seen this once before. Three years ago. A different disused building, a different victim. Her partner, DS Morris. The memory was a cold shard of glass under her skin. She forced it down, focusing on the here and now. “Toxicology?” “Rushed it. Came back clean. No poisons, no narcotics. Zilch.” Hayes gestured vaguely at the cavernous space. “Theory is maybe some kind of gas pocket? Bad air? But the maintenance crew was down here for an hour before they found her and they’re fine.” Quinn’s gaze fell on the worn leather satchel by the young woman’s side. It was open. A few heavy, leather-bound books spilled out, their pages filled with what looked like hand-drawn diagrams and archaic script. Not a mugging, then. A mugger would have taken the bag or at least rifled through it with more purpose. She looked at Eva’s hands. They rested in her lap, palms up. Her fingers were curled slightly, not in a death spasm, but loosely, as if she’d just let something go. Something was tucked behind her left ear. Not a flower. A stray curl of that fiery red hair. A nervous habit, the file had said. Quinn looked closer at the victim’s face. Behind the glasses, her green eyes were open, staring at the vaulted ceiling. They weren't clouded with the terror of a violent end. They held a look of profound, vacant surprise. “She doesn’t look like she was meeting a dealer, Hayes,” Quinn said, her voice quiet but carrying in the echoing space. She glanced at the worn leather watch on her own wrist. Time of death was estimated four hours ago. Just before midnight. “Could have been a meet for… information? Something illegal?” Hayes offered, trying to fit the scene into a box he understood. “These old tunnels, they’re used for all sorts of things. Raves, smuggling.” Quinn didn’t answer. Her attention was snagged by a glint of metal near Eva’s outstretched foot. It was small, half-hidden in the grime. She motioned to a forensics tech. “Bag that. Carefully.” The tech knelt, tweezers flashing in the harsh light. He deposited the object into an evidence bag and handed it to her. It was a compass. Small, made of brass, with a patina of green verdigris mottling its surface. It was heavy in her gloved hand, solid. But the face was all wrong. Instead of cardinals, the rim was etched with a series of interlocking sigils she didn’t recognize. There was no glass cover. At its center, a single, needle-thin sliver of dark, polished metal spun erratically, a frantic, silent dance that seemed entirely disconnected from magnetic north. “Some kind of antique,” Hayes commented, peering over her shoulder. “Probably picked it up at the market upstairs. Just a bit of tourist tat.” Quinn turned the compass over in her palm. The back was smooth, save for a single, complex mark that looked like a stylized key. It felt cool to the touch, unnaturally so. She remembered the file. Eva Kowalski wasn’t a tourist. Master’s in Ancient History from Oxford. Access to the British Museum's restricted archives. An occult researcher. A woman like that wouldn’t carry tourist tat. A tool, then. But for what? Her gaze lifted from the strange object and scanned the air in front of the body. She took a step forward, then another. The chill in the station wasn't uniform. Right here, about five feet in front of where Eva sat, the air was degrees colder. A pocket of deep cold that had no source. Her breath plumed more thickly. She could feel the static on her skin, the fine hairs on her arms standing on end. “Ma’am?” Hayes asked, a note of concern in his voice. Quinn held up a hand for silence. She watched the compass in her palm. The needle’s chaotic spinning intensified, a blur of motion. It wasn’t pointing at anything. It was reacting to something. Something right here, in this empty space. She thought of Morris. The way they’d found him. Sitting in a chair in that abandoned warehouse, looking out a window that had no glass. No wounds. No poison. Just that same look of vacant surprise. The coroner had called it a catastrophic coronary event. A heart attack. Quinn had never believed it. There had been a compass in his pocket, too. An ordinary one, its needle shattered. At the time, she hadn't understood. Now, she was beginning to. “She wasn’t waiting for a person, Hayes,” Quinn said, her voice low. She looked from the empty, cold space in the air to the victim. “She was waiting for a place.” Hayes blinked. “A place? Ma’am, we’re in it.” “No.” Quinn looked down at Eva’s hands again, at the faint traces of crystalline dust on her open palms, a residue forensics had likely missed, assuming it was just part of the station’s grime. “She came here with her books and her tools. She sat down, and she opened something. A door. A gate. A… rift.” The word sounded alien on her tongue, but it felt right. “This compass doesn’t point north. It points toward things like that.” She held up the evidence bag. The needle inside was a frantic, silent propeller. Hayes stared at her, his face a mask of polite confusion. He was a good detective, but his world was made of brick and motive and human failing. He couldn’t see the impossible geometry of the scene. “A rift? With all due respect, Detective, that sounds—” “I know what it sounds like,” Quinn cut in, her tone sharp as flint. “But look at her. Look at this place. Does any of this add up to a simple murder? There are no footprints but her own leading to that spot. There are no signs of a second party. She died of fright, the coroner will probably say. Her heart just gave out. And everyone will accept it, because the alternative is too difficult to write in a report.” Quinn’s jaw was a hard line. She saw the shape of it now. Eva Kowalski hadn’t been murdered. She had been looking for something. Using this Veil Compass, she had found it. She had opened a door that should have remained shut. And whatever was on the other side had looked back. It hadn't needed to touch her. All it had to do was show itself. She slipped the evidence bag into her coat pocket, an immediate and deliberate breach of protocol. This was hers now. This was Morris’s case, reopened after three years of cold, gnawing uncertainty. “Get forensics to sweep her hands for any non-native particulates,” Quinn ordered, her voice regaining its authoritative clip. “And I want every book from that satchel photographed, page by page. Get a specialist from the museum to translate the text if you have to. I don’t care if it’s gibberish. I want to know what she was reading.” Hayes nodded, scrambling to jot down the notes, the professional in him overriding the sceptic. “And the cause of death, ma’am? What do I put in the preliminary?” Quinn looked one last time at the young woman with the brilliant red hair, a scholar who had ventured too far into the footnotes of history. The compass in her pocket felt heavy, a cold weight of responsibility. “For now,” Quinn said, turning away from the body and heading back toward the stairs that led to the sane, sunlit world, “we’ll call it death by misadventure.”
created_at"2026-02-17T02:52:48.223191+00:00" 2/17/2026, 2:52:48 AM
model"google/gemini-2.5-pro"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2663
moderation_latency(null)
generation_time40246
tokens_prompt923
tokens_completion3223
native_tokens_prompt883
native_tokens_completion3885
native_tokens_completion_images0
native_tokens_reasoning1798
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"STOP"
usage0.03995375
router(null)
provider_responses
0
status200
is_byokfalse
latency2663
endpoint_id"b261d15b-95ce-4c8c-8bce-00eb0dc1ff77"
provider_name"Google AI Studio"
model_permaslug"google/gemini-2.5-pro"
api_type"completions"
id"gen-1771296727-RW0FPQCPi0ejv9D9UVqP"
upstream_id(null)
total_cost0.03995375
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags13
adverbTagCount1
adverbTags
0"Hayes gestured vaguely [vaguely]"
dialogueSentences28
tagDensity0.464
leniency0.929
rawRatio0.077
effectiveRatio0.071
84.12% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1574
totalAiIsmAdverbs5
found
0
adverb"softly"
count1
1
adverb"slightly"
count2
2
adverb"loosely"
count1
3
adverb"carefully"
count1
highlights
0"softly"
1"slightly"
2"loosely"
3"carefully"
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)
33.29% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1574
totalAiIsms21
found
0
word"dancing"
count1
1
word"predictable"
count1
2
word"chill"
count2
3
word"chaotic"
count2
4
word"oppressive"
count1
5
word"silence"
count2
6
word"profound"
count1
7
word"echoing"
count1
8
word"glint"
count1
9
word"etched"
count1
10
word"dance"
count1
11
word"magnetic"
count1
12
word"complex"
count1
13
word"scanned"
count1
14
word"could feel"
count1
15
word"shattered"
count1
16
word"crystalline"
count1
17
word"weight"
count1
highlights
0"dancing"
1"predictable"
2"chill"
3"chaotic"
4"oppressive"
5"silence"
6"profound"
7"echoing"
8"glint"
9"etched"
10"dance"
11"magnetic"
12"complex"
13"scanned"
14"could feel"
15"shattered"
16"crystalline"
17"weight"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"eyes widened/narrowed"
count1
highlights
0"eyes narrowed"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences131
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences131
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences145
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen67
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1574
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions8
unquotedAttributions0
matches(empty)
72.95% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions55
wordCount1233
uniqueNames17
maxNameDensity1.54
worstName"Quinn"
maxWindowNameDensity2.5
worstWindowName"Quinn"
discoveredNames
Detective1
Harlow1
Quinn19
Camden1
Aldwych1
Victorian1
Hayes9
Kowalski3
British2
Museum2
Morris3
Eva7
Ancient1
History1
Oxford1
Veil1
Compass1
persons
0"Harlow"
1"Quinn"
2"Hayes"
3"Kowalski"
4"Museum"
5"Morris"
6"Eva"
places
0"British"
1"Ancient"
2"Oxford"
globalScore0.73
windowScore0.833
71.88% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences96
glossingSentenceCount3
matches
0"looked like hand-drawn diagrams and archa"
1"seemed entirely disconnected from magnetic north"
2"looked like a stylized key"
72.94% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches2
per1kWords1.271
wordCount1574
matches
0"not in a death spasm, but loosely, as if she’d just let something go"
1"no footprints but"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences145
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs34
mean46.29
std25.2
cv0.544
sampleLengths
057
148
275
398
411
532
645
744
855
994
1043
1133
1232
1322
1476
1524
1671
1777
1810
1940
2074
215
2231
238
2478
2514
2646
2781
2866
2932
3058
3128
3238
3328
75.80% Passive voice overuse
Target: ≤2% passive sentences
passiveCount11
totalSentences131
matches
0"been sealed"
1"was propped"
2"were perched"
3"been moved"
4"were curled"
5"was tucked"
6"was estimated"
7"was snagged"
8"was etched"
9"was made"
10"been murdered"
95.83% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs192
matches
0"wasn’t pointing"
1"was reacting"
2"was beginning"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences145
ratio0
matches(empty)
88.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1239
adjectiveStacks2
stackExamples
0"heavy, leather-bound books"
1"single, needle-thin sliver"
adverbCount34
adverbRatio0.02744148506860371
lyAdverbCount12
lyAdverbRatio0.009685230024213076
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences145
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences145
mean10.86
std8.48
cv0.782
sampleLengths
021
119
217
314
412
510
612
718
832
95
103
1117
1216
1323
1414
159
1613
1713
182
191
207
2111
227
2325
243
256
263
277
284
2911
3010
311
3217
3327
3413
353
3619
374
3816
395
407
4119
427
433
448
457
467
4713
4810
498
53.33% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats11
diversityRatio0.36551724137931035
totalSentences145
uniqueOpeners53
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences126
matches
0"Just the oppressive silence of"
1"Just before midnight."
2"Instead of cardinals, the rim"
3"Just that same look of"
ratio0.032
96.19% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount39
totalSentences126
matches
0"He was young, eager, and"
1"he said, his breath fogging"
2"She moved toward the source"
3"Her curly red hair was"
4"She had seen this once"
5"Her partner, DS Morris."
6"She forced it down, focusing"
7"It was open."
8"She looked at Eva’s hands."
9"They rested in her lap,"
10"Her fingers were curled slightly,"
11"They weren't clouded with the"
12"They held a look of"
13"She glanced at the worn"
14"Her attention was snagged by"
15"It was small, half-hidden in"
16"She motioned to a forensics"
17"He deposited the object into"
18"It was a compass."
19"It was heavy in her"
ratio0.31
67.14% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount99
totalSentences126
matches
0"The air tasted of damp"
1"DC Hayes stood near the"
2"He was young, eager, and"
3"he said, his breath fogging"
4"Quinn’s gaze swept the scene"
5"The dust on the platform"
6"She moved toward the source"
7"The victim was propped against"
8"Her curly red hair was"
9"A smattering of freckles stood"
10"Quinn recognized the unnerving stillness"
11"A research assistant at the"
12"Quinn asked, crouching down but"
13"Hayes said, joining her"
14"Quinn’s eyes narrowed."
15"She had seen this once"
16"A different disused building, a"
17"Her partner, DS Morris."
18"The memory was a cold"
19"She forced it down, focusing"
ratio0.786
39.68% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences126
matches
0"Now, she was beginning to."
ratio0.008
91.84% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences42
technicalSentenceCount3
matches
0"Quinn recognized the unnerving stillness of a body that hadn’t been moved post-mortem."
1"At its center, a single, needle-thin sliver of dark, polished metal spun erratically, a frantic, silent dance that seemed entirely disconnected from magnetic no…"
2"Quinn looked one last time at the young woman with the brilliant red hair, a scholar who had ventured too far into the footnotes of history."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags13
uselessAdditionCount6
matches
0"he said, his breath fogging in the subterranean chill"
1"Quinn said, her voice quiet but carrying in the echoing space"
2"Hayes offered, trying to fit the scene into a box he understood"
3"Hayes asked, a note of concern in his voice"
4"Quinn said, her voice low"
5"Quinn ordered, her voice regaining its authoritative clip"
78.57% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags9
fancyCount2
fancyTags
0"Hayes commented (comment)"
1"Quinn ordered (order)"
dialogueSentences28
tagDensity0.321
leniency0.643
rawRatio0.222
effectiveRatio0.143
84.0520%