Run: 2026-03-03-01KJTYFZHVTV9B2HAY2YSCMFCW

Run Details

Duration:
7.9s
Cost:
$0.002466
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 in the abandoned Camden station tasted of iron, wet concrete, and the lingering, ozone-sharp tang of something that had no business existing in the modern world. Detective Harlow Quinn stepped off the rusted service ladder, her boots crunching against a layer of debris that glittered unnaturally in the beam of her torch. She ignored the way the shadows seemed to stretch toward the light, keeping her hand near her holster with the instinctive caution of eighteen years on the force. She checked the leather watch on her left wrist—a habit born from a decade of field work. It was three in the morning. The station was supposedly sealed, yet the heavy steel bulkhead door stood ajar, its iron frame bent as if by an immense, localized pressure. Beyond the threshold lay the Veil Market. Even in its dormant, abandoned state, the place hummed with a low-frequency vibration that rattled Harlow’s teeth. This was where the city’s underbelly went to trade in things that didn’t appear on any inventory list. There. At the center of the platform, where a newsstand once displayed headlines from the Victorian era, lay the body. Eva Kowalski was kneeling beside the corpse, her curly red hair obscuring her face as she hunched over a brass object in her hands. Beside her sat a worn leather satchel, stuffed to bursting with occult manuscripts. Move back, Kowalski, Harlow said, her voice echoing sharply against the arched ceiling. Eva jumped, her hand twitching to tuck a stray ringlet behind her left ear—a nervous tic Harlow had noted in every single one of their encounters. She looked up, her round glasses catching the harsh glare of the detective’s flashlight. Detective Quinn, Eva stammered, scrambling to her feet, though she didn’t step away from the body. You shouldn't be here. The Veil shifts tonight. It isn't safe for someone like you. I’m exactly the person who belongs here, Harlow replied, her sharp jaw set as she approached. She ignored the warning. Her eyes tracked from the corpse to the objects scattered around it—vials of shimmering liquid, a shredded cloak of heavy felt, and finally, to the small brass compass in Eva’s palm. The needle was spinning with frantic, sickening speed. It’s an open-and-shut case of a deal gone sideways, Eva, Harlow said, gesturing toward the victim with her chin. A mugging in the dark. A fight over a rare artifact. Simple, brutal, human. Eva stared at the body, her green eyes wide and frantic. It wasn’t a mugging, Harlow. Look at the shadows. Even in the dead of night, they shouldn't be cast in that direction. The light source is coming from the corpse itself. Harlow knelt. The victim was a man in his thirties, dressed in expensive charcoal wool that hadn't seen the grime of the Tube in decades. There was no blood. No weapon wound. His skin was pulled tight over his bones, a translucent, waxy gray, and his mouth was locked in a perfect, silent oval of terror. Harlow leaned in, her gaze scanning the platform. A broken piece of charred bone, the size of a finger, lay near the victim’s hand. He didn't die of a knife wound, Eva whispered, her voice trembling. This was a rift-bleed. He tried to open a connection to the Market before it had fully transitioned to the next location, and the displacement pulled the life right out of him. It’s alchemical, not criminal. Harlow ignored the jargon. She saw only the cold efficiency of a crime scene. She ran a gloved finger along the man’s lapel, finding a faint, iridescent powder clinging to the fibers—a substance she’d seen only once before, on the uniform of DS Morris three years ago. The realization hit her like a physical blow. The mystery that had haunted her, the case she had been told was a tragic accident, was connected to this pile of trash under Camden. The evidence doesn't add up because you're trying to force it into a box of magic, Harlow said, though her heart was hammering against her ribs. Look at the trajectory of the body. He’s facing North-Northwest, toward the service tunnel. He was running toward the exit, not toward a ritual site. And look at his watch. She pointed to the man’s wrist. It was a high-end kinetic timepiece, smashed. The glass was spider-webbed, but the hands were frozen at 2:12. That matches the time the security patrol reported the bulkhead alarms tripping, Harlow stated. If it were a ritual, he would have been stationary. He was intercepted. Someone pulled him down here, held him while the atmosphere shifted, and let the local instability do the killing for them. This wasn't a suicide, Eva. It was an execution. Eva clutched the Veil Compass to her chest, the protective sigils etched into the brass appearing to pulse in the dim light. You’re looking for a murderer, Detective. It’s written in your posture, in the way you hold your firearm. But you don't understand the lethality of the variables here. If you follow this trail, you aren't hunting a man. You're hunting a force that can turn your own shadow against you. Harlow stood up, her military precision surfacing to mask the tremor in her hands. She looked at the abandoned station, the encroaching darkness, and the red-haired researcher who knew far more than a museum archivist should. I don’t care if I’m hunting a man or a ghost, Harlow said, her voice cold and steady. My partner died because people like you thought this was something too big to be handled by the law. I’m done with accidents. I’m done with unexplained causes. She turned and began to catalog the scene, pulling a small evidence bag from her tactical vest. She picked up the charred bone token—the key to the marketplace—and sealed it away. Eva watched her, the compass in her hand still whirling, though the needle was slowly beginning to track toward Harlow. Stay out of the archives, Eva. Keep your books in the museum. If you’re involved in this, I’ll find the link. Eva looked at the spinning brass disc, then back at the detective. It’s too late for the link, Harlow. The compass isn't pointing at me anymore. It’s pointing at the trail you’ve already started, and the things that live in the gaps between the stations are starting to notice the disruption you’re causing. Harlow didn't blink. She turned back toward the ladder, her boots heavy on the hollow ground. The air hissed, a sound like a thousand whispers catching fire. She didn't look back to see if the shadows were following. She simply walked, step by measured step, back toward the world above, her mind already mapping the path of a killer who thought they had found the perfect place to hide.
created_at"2026-03-03T22:53:25.959Z" 3/3/2026, 10:53:25 PM
model"google/gemini-3.1-flash-lite-preview-20260303"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency713
moderation_latency(null)
generation_time7716
tokens_prompt923
tokens_completion1714
native_tokens_prompt883
native_tokens_completion1497
native_tokens_completion_images0
native_tokens_reasoning0
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"
usage0.00246625
router(null)
provider_responses
0
endpoint_id"e004ce39-eb0c-4474-93d5-55072e725970"
is_byokfalse
latency713
model_permaslug"google/gemini-3.1-flash-lite-preview-20260303"
provider_name"Google AI Studio"
status200
api_type"completions"
id"gen-1772578405-q6fB1KY6brh0Cx32bfSO"
upstream_id(null)
total_cost0.00246625
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
totalTags0
91.27% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1145
totalAiIsmAdverbs2
found
0
adverb"sharply"
count1
1
adverb"slowly"
count1
highlights
0"sharply"
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)
65.07% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1145
totalAiIsms8
found
0
word"echoing"
count1
1
word"perfect"
count2
2
word"scanning"
count1
3
word"etched"
count1
4
word"pulse"
count1
5
word"variables"
count1
6
word"measured"
count1
highlights
0"echoing"
1"perfect"
2"scanning"
3"etched"
4"pulse"
5"variables"
6"measured"
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
narrationSentences90
matches(empty)
63.49% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount3
narrationSentences90
filterMatches
0"watch"
hedgeMatches
0"seemed to"
1"tried to"
2"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences90
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen34
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1139
ratio0
matches(empty)
75.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions5
unquotedAttributions1
matches
0"Move back, Kowalski, Harlow said, her voice echoing sharply against the arched ceiling."
75.37% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions51
wordCount1139
uniqueNames14
maxNameDensity1.49
worstName"Harlow"
maxWindowNameDensity2.5
worstWindowName"Harlow"
discoveredNames
Camden2
Harlow17
Quinn2
Veil3
Market2
Victorian1
Kowalski2
Eva12
Tube1
Morris1
North-Northwest1
Compass1
Detective3
You3
persons
0"Harlow"
1"Quinn"
2"Veil"
3"Kowalski"
4"Eva"
5"Morris"
6"You"
places
0"Market"
1"Victorian"
2"Detective"
globalScore0.754
windowScore0.833
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences69
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1139
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences90
matches(empty)
68.07% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs25
mean45.56
std17.69
cv0.388
sampleLengths
082
147
242
320
437
513
640
731
859
933
1042
1156
1224
1348
1480
1556
1624
1757
1872
1936
2046
2131
2241
2353
2469
85.77% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences90
matches
0"was pulled"
1"was locked"
2"been told"
3"was connected"
4"were frozen"
5"was intercepted"
6"involved"
0.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount6
totalVerbs198
matches
0"was kneeling"
1"was spinning"
2"was hammering"
3"was running"
4"was slowly beginning"
5"were following"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount6
semicolonCount0
flaggedSentences5
totalSentences90
ratio0.056
matches
0"She checked the leather watch on her left wrist—a habit born from a decade of field work."
1"Eva jumped, her hand twitching to tuck a stray ringlet behind her left ear—a nervous tic Harlow had noted in every single one of their encounters."
2"Her eyes tracked from the corpse to the objects scattered around it—vials of shimmering liquid, a shredded cloak of heavy felt, and finally, to the small brass compass in Eva’s palm."
3"She ran a gloved finger along the man’s lapel, finding a faint, iridescent powder clinging to the fibers—a substance she’d seen only once before, on the uniform of DS Morris three years ago."
4"She picked up the charred bone token—the key to the marketplace—and sealed it away."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1154
adjectiveStacks0
stackExamples(empty)
adverbCount26
adverbRatio0.022530329289428077
lyAdverbCount12
lyAdverbRatio0.010398613518197574
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences90
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences90
mean12.66
std8.19
cv0.647
sampleLengths
028
126
228
317
46
524
67
717
818
91
1019
1124
1213
1313
1426
1514
1616
174
184
197
2016
214
2231
238
2419
255
266
273
2811
295
304
3113
329
332
3423
354
363
3724
388
3916
4012
414
4228
434
444
4510
4633
478
4825
4926
45.56% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats9
diversityRatio0.3333333333333333
totalSentences90
uniqueOpeners30
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences88
matches(empty)
ratio0
47.27% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount38
totalSentences88
matches
0"She ignored the way the"
1"She checked the leather watch"
2"It was three in the"
3"She looked up, her round"
4"You shouldn't be here."
5"It isn't safe for someone"
6"I’m exactly the person who"
7"She ignored the warning."
8"Her eyes tracked from the"
9"It’s an open-and-shut case of"
10"It wasn’t a mugging, Harlow."
11"His skin was pulled tight"
12"He didn't die of a"
13"He tried to open a"
14"It’s alchemical, not criminal."
15"She saw only the cold"
16"She ran a gloved finger"
17"He’s facing North-Northwest, toward the"
18"He was running toward the"
19"She pointed to the man’s"
ratio0.432
56.59% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount71
totalSentences88
matches
0"The air in the abandoned"
1"Detective Harlow Quinn stepped off"
2"She ignored the way the"
3"She checked the leather watch"
4"It was three in the"
5"The station was supposedly sealed,"
6"This was where the city’s"
7"Eva Kowalski was kneeling beside"
8"Move back, Kowalski, Harlow said,"
9"Eva jumped, her hand twitching"
10"She looked up, her round"
11"Detective Quinn, Eva stammered, scrambling"
12"You shouldn't be here."
13"The Veil shifts tonight."
14"It isn't safe for someone"
15"I’m exactly the person who"
16"She ignored the warning."
17"Her eyes tracked from the"
18"The needle was spinning with"
19"It’s an open-and-shut case of"
ratio0.807
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount5
totalSentences88
matches
0"Even in its dormant, abandoned"
1"Even in the dead of"
2"If it were a ritual,"
3"If you follow this trail,"
4"If you’re involved in this,"
ratio0.057
30.81% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences51
technicalSentenceCount8
matches
0"The air in the abandoned Camden station tasted of iron, wet concrete, and the lingering, ozone-sharp tang of something that had no business existing in the mode…"
1"Detective Harlow Quinn stepped off the rusted service ladder, her boots crunching against a layer of debris that glittered unnaturally in the beam of her torch."
2"The station was supposedly sealed, yet the heavy steel bulkhead door stood ajar, its iron frame bent as if by an immense, localized pressure."
3"Even in its dormant, abandoned state, the place hummed with a low-frequency vibration that rattled Harlow’s teeth."
4"I’m exactly the person who belongs here, Harlow replied, her sharp jaw set as she approached."
5"She ran a gloved finger along the man’s lapel, finding a faint, iridescent powder clinging to the fibers—a substance she’d seen only once before, on the uniform…"
6"She looked at the abandoned station, the encroaching darkness, and the red-haired researcher who knew far more than a museum archivist should."
7"She simply walked, step by measured step, back toward the world above, her mind already mapping the path of a killer who thought they had found the perfect plac…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags0
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
76.8090%