Run: 2026-02-17-01KHMR767VSZPJZQWANYTH9MQ9

Run Details

Duration:
15.4s
Cost:
$0.006249
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 humidity of the derelict Tube station clung to Harlow Quinn’s skin like a damp shroud. It was an unnatural heat for October in London, one that smelled less of subway grime and more of scorched ozone and old copper. She stepped over a rusted rail, the heels of her boots ringing hollow against the subterranean silence. Harlow checked the worn leather watch on her left wrist. Three in the morning. She had spent the last twenty minutes navigating the labyrinthine service tunnels beneath Camden, guided by a frantic tip from a regular informant. Now, standing on the platform of what the locals called the Veil Market, she felt the familiar weight of dread settle behind her ribs. The station was supposed to be abandoned, a ghost of the Victorian underground, but the evidence of life—and something far stranger than life—was everywhere. Stalls made of salvaged timber and scrap metal lined the edges of the platform, draped in tattered silks that still shimmered with a faint, oily luminescence. The air vibrated with a low-frequency hum that made the fillings in Harlow’s teeth ache. "Detective. You’re late to the party." Harlow didn't need to turn to identify the voice. DS Miller was standing near a central fountain that shouldn’t have existed, carved from a single slab of obsidian that bled black water into a circular basin. Miller was a good officer, but he was a man who saw the world in straight lines and primary colors. He lacked the scar tissue that lived on Harlow’s psyche—the kind that came from losing a partner to a shadow and being told by the brass it was a gas leak. "Tell me what we've got, Miller," Harlow said, her voice a low rasp. She kept her eyes moving, scanning the perimeter. Her closely cropped salt-and-pepper hair caught the flicker of a distant torch. "Double homicide," Miller said, gesturing toward the base of a merchant’s stall. "Looks like a deal gone wrong. We’ve got two males, mid-thirties, both dressed like they lost a fight with a Renaissance fair. No ID, but the contents of their pockets are… unusual." Harlow approached the bodies. They lay sprawled on the grimy tiles, their limbs tangled in a way that suggested a sudden, violent cessation of movement. She knelt, her sharp jaw tightening as she looked at the first victim. He was wearing heavy robes of reinforced leather, and tucked into his belt was a pouch that had spilled open. "They're calling it a robbery-homicide," Miller continued, scribbling in his notebook. "The place is a black market, obviously. Probably a dispute over the price of the contraband." Harlow reached out, not touching the body, but hovering her hand an inch above the victim’s chest. "There’s no blood, Miller." "Internal hemorrhaging, maybe? Or a clean puncture we haven't found yet." "Look at the tiles," Harlow said, pointing to the ground. There were shards of glass everywhere—deep green glass that looked like it had been blown from sand and emeralds. "And look at their hands." The victims’ fingers were charred black at the tips, as if they’d reached into a furnace. But their clothing remained untouched by fire. "Must have been some kind of chemical agent," Miller muttered, though his voice lacked conviction. He stepped closer, peering over her shoulder. "Wait, what's that in his hand?" Harlow used a pen to pry open the dead man's fingers. Nestled in his palm was a small brass compass. The casing was thick with a patina of verdigris, and the face was etched with sigils that made Harlow’s eyes swim if she stared at them too long. The needle wasn't pointing North. It was spinning in a slow, erratic circle, clicking like a panicked heartbeat. "A Veil Compass," Harlow whispered. "A what?" "A shadow compass. It doesn’t find magnetic north. It finds rifts." Harlow stood up, her brow furrowing. "This wasn't a robbery. If someone wanted the goods, they would have taken this. This thing is worth more than a decade’s salary on the street." She scanned the market again, her brown eyes narrowing. About ten yards away, near a stack of discarded crates, a figure was crouching. The person was small, dwarfed by a heavy, worn leather satchel. A shock of curly red hair escaped from under a knitted cap, and the glint of round glasses caught the dim light. "Hey!" Harlow shouted, her hand instinctively dropping to the holster at her hip. "Police! Don't move!" The figure jumped, nearly knocking over a pile of ancient-looking scrolls. It was a girl—hardly more than a student. She looked up, her freckled complexion pale with terror. "I wasn't doing anything!" the girl cried, her voice trembling. She immediately tucked a stray strand of hair behind her left ear—a nervous tic that spoke of chronic anxiety. "I’m just… I’m a researcher! I have credentials!" Harlow moved toward her with military precision, her boots clicking rhythmically. "You’re in a restricted crime scene, kid. That’s a hell of a place for a research trip." "I'm Eva. Eva Kowalski," the girl said, clutching her satchel to her chest as if it were a shield. "I work at the British Museum. The archives." "The restricted archives," Harlow corrected, noticing the museum ID clipped to the girl's belt. "The ones that deal with things that don't officially exist. What are you doing here, Eva?" Eva looked at the bodies, then back at Harlow. Her green eyes were wide behind her lenses. "I heard there was an opening. A rift in the ley line under Camden. I came to stabilize it, but I was too late." "Stabilize it?" Miller scoffed, joining them. "It's a murder scene, girl. Not a science project." "You're wrong," Eva said, her voice gaining a sudden, sharp edge of authority. "Look at the floor. Look at the shadows." Harlow looked. At first, she saw nothing but the flickering play of the torches. But then she realized the shadows cast by the stalls were pointing toward the center of the platform—directly toward the obsidian fountain. The light source was behind them, yet the shadows were defying the physics of light. "They didn't die from a weapon," Eva whispered. "They were caught in the backwash. Someone used a bone token to force entry into the Market, but they didn't have the right resonance. They tore the Veil. The compass in that man's hand? It was trying to track a hole in reality. They weren't killed by a person. They were killed by the atmosphere." Harlow felt a chill that had nothing to do with the damp air. It was the same feeling she’d had three years ago, standing over DS Morris’s body in that warehouse in Whitechapel. The same impossible shadows, the same smell of ozone. "Who else was here, Eva?" Harlow asked, her voice softening. She could see the girl was on the verge of a breakdown. "Who were they meeting?" Eva hesitated, her fingers white-knuckled on the strap of her bag. "I don't know names. But there’s a group. A clique. They’ve been buying up everything related to the London rifts. Alchemical substances, enchanted artifacts... they’re looking for something specific." "What?" "A way through," Eva said. "They don't want to just visit the Market. They want to tear the door off the hinges." Harlow looked back at the bodies, then at the spinning needle of the Veil Compass. The evidence was right there, hidden in plain sight, invisible to men like Miller because they refused to believe the world was wider and darker than their manuals suggested. She turned back to Eva, a new resolve hardening her features. "You’re coming with me, Kowalski. If you’re as good a researcher as you say, you’re going to help me find out who’s responsible for this. Because the people I’m looking for? They don't care who gets caught in the backwash." "Detective, you can't be serious," Miller protested. "She’s a civilian. And this... this talk of rifts is nonsense. It’s a gang hit." Harlow didn't look at him. She was focused on the girl with the red hair and the leather satchel. "The world is changing, Miller. Either you start seeing it, or you get out of the way." She reached down and picked up the Veil Compass, the verdigris cold against her palm. The needle gave a violent jerk, pointing directly at the tunnel she had just walked through. "They're still here," Harlow said, her voice a low promise of retribution. "And they're just getting started."
created_at"2026-02-17T02:52:54.066384+00:00" 2/17/2026, 2:52:54 AM
model"google/gemini-3-flash-preview-20251217"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency773
moderation_latency(null)
generation_time15299
tokens_prompt923
tokens_completion2166
native_tokens_prompt883
native_tokens_completion1936
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"
usage0.0062495
router(null)
provider_responses
0
status200
is_byokfalse
latency773
endpoint_id"6e82f652-2693-4b60-bbe0-7362d6e345f0"
provider_name"Google AI Studio"
model_permaslug"google/gemini-3-flash-preview-20251217"
api_type"completions"
id"gen-1771296758-tZjbGpquKDdzBzVyUaC2"
upstream_id(null)
total_cost0.0062495
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
totalTags18
adverbTagCount0
adverbTags(empty)
dialogueSentences44
tagDensity0.409
leniency0.818
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1423
totalAiIsmAdverbs0
found(empty)
highlights(empty)
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)
43.78% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1423
totalAiIsms16
found
0
word"silence"
count1
1
word"navigating"
count1
2
word"familiar"
count1
3
word"weight"
count1
4
word"shimmered"
count1
5
word"vibrated"
count1
6
word"scanning"
count1
7
word"flicker"
count1
8
word"etched"
count1
9
word"magnetic"
count1
10
word"furrowing"
count1
11
word"scanned"
count1
12
word"glint"
count1
13
word"resonance"
count1
14
word"chill"
count1
15
word"resolve"
count1
highlights
0"silence"
1"navigating"
2"familiar"
3"weight"
4"shimmered"
5"vibrated"
6"scanning"
7"flicker"
8"etched"
9"magnetic"
10"furrowing"
11"scanned"
12"glint"
13"resonance"
14"chill"
15"resolve"
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
emotionTells2
narrationSentences75
matches
0"e with terror"
1"felt a chill"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences75
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences101
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen55
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1416
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions13
unquotedAttributions0
matches(empty)
27.66% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions52
wordCount940
uniqueNames15
maxNameDensity2.45
worstName"Harlow"
maxWindowNameDensity3.5
worstWindowName"Harlow"
discoveredNames
Tube1
Harlow23
Quinn1
October1
London1
Camden1
Veil3
Market1
Victorian1
Miller8
North1
Eva6
Morris1
Whitechapel1
Compass2
persons
0"Harlow"
1"Quinn"
2"Camden"
3"Miller"
4"Eva"
5"Morris"
places
0"London"
1"Whitechapel"
globalScore0.277
windowScore0.5
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences63
glossingSentenceCount1
matches
0"looked like it had been blown from sand a"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.706
wordCount1416
matches
0"not touching the body, but hovering her hand an inch above the victim’s chest"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences101
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs41
mean34.54
std19.28
cv0.558
sampleLengths
057
161
265
36
487
533
644
758
827
921
1011
1134
1223
1328
1466
155
162
1743
1856
1916
2028
2137
2228
2327
2430
2541
2615
2721
2851
2963
3042
3126
3240
331
3422
3544
3651
3722
3836
3931
4017
81.87% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences75
matches
0"was supposed"
1"being told"
2"been blown"
3"was etched"
4"was focused"
0.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount7
totalVerbs171
matches
0"was standing"
1"was wearing"
2"wasn't pointing"
3"was spinning"
4"was crouching"
5"were pointing"
6"were defying"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount7
semicolonCount0
flaggedSentences6
totalSentences101
ratio0.059
matches
0"The station was supposed to be abandoned, a ghost of the Victorian underground, but the evidence of life—and something far stranger than life—was everywhere."
1"He lacked the scar tissue that lived on Harlow’s psyche—the kind that came from losing a partner to a shadow and being told by the brass it was a gas leak."
2"There were shards of glass everywhere—deep green glass that looked like it had been blown from sand and emeralds."
3"It was a girl—hardly more than a student."
4"She immediately tucked a stray strand of hair behind her left ear—a nervous tic that spoke of chronic anxiety."
5"But then she realized the shadows cast by the stalls were pointing toward the center of the platform—directly toward the obsidian fountain."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount725
adjectiveStacks0
stackExamples(empty)
adverbCount11
adverbRatio0.015172413793103448
lyAdverbCount3
lyAdverbRatio0.004137931034482759
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences101
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences101
mean14.02
std8.55
cv0.61
sampleLengths
016
124
217
310
44
523
624
724
826
915
106
119
1227
1320
1431
1513
168
1712
1812
1932
204
2121
2213
2320
2411
2516
2617
274
2811
2910
3019
315
3216
337
3415
357
366
3711
389
3928
405
4113
425
432
4417
4526
469
4714
4811
4922
53.47% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats6
diversityRatio0.3564356435643564
totalSentences101
uniqueOpeners36
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences69
matches(empty)
ratio0
98.26% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount21
totalSentences69
matches
0"It was an unnatural heat"
1"She stepped over a rusted"
2"She had spent the last"
3"He lacked the scar tissue"
4"She kept her eyes moving,"
5"Her closely cropped salt-and-pepper hair"
6"They lay sprawled on the"
7"She knelt, her sharp jaw"
8"He was wearing heavy robes"
9"He stepped closer, peering over"
10"It was spinning in a"
11"She scanned the market again,"
12"It was a girl—hardly more"
13"She looked up, her freckled"
14"She immediately tucked a stray"
15"Her green eyes were wide"
16"It was the same feeling"
17"She could see the girl"
18"She turned back to Eva,"
19"She was focused on the"
ratio0.304
17.97% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount61
totalSentences69
matches
0"The humidity of the derelict"
1"It was an unnatural heat"
2"She stepped over a rusted"
3"Harlow checked the worn leather"
4"She had spent the last"
5"The station was supposed to"
6"Stalls made of salvaged timber"
7"The air vibrated with a"
8"Harlow didn't need to turn"
9"DS Miller was standing near"
10"Miller was a good officer,"
11"He lacked the scar tissue"
12"Harlow said, her voice a"
13"She kept her eyes moving,"
14"Her closely cropped salt-and-pepper hair"
15"Miller said, gesturing toward the"
16"Harlow approached the bodies."
17"They lay sprawled on the"
18"She knelt, her sharp jaw"
19"He was wearing heavy robes"
ratio0.884
72.46% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences69
matches
0"Now, standing on the platform"
ratio0.014
71.43% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences40
technicalSentenceCount4
matches
0"The air vibrated with a low-frequency hum that made the fillings in Harlow’s teeth ache."
1"DS Miller was standing near a central fountain that shouldn’t have existed, carved from a single slab of obsidian that bled black water into a circular basin."
2"He was wearing heavy robes of reinforced leather, and tucked into his belt was a pouch that had spilled open."
3"She immediately tucked a stray strand of hair behind her left ear—a nervous tic that spoke of chronic anxiety."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags18
uselessAdditionCount8
matches
0"Harlow said, her voice a low rasp"
1"Miller muttered, though his voice lacked conviction"
2"Harlow stood up, her brow furrowing"
3"Harlow shouted, her hand instinctively dropping to the holster at her hip"
4"the girl cried, her voice trembling"
5"Eva said, her voice gaining a sudden, sharp edge of authority"
6"Harlow asked, her voice softening"
7"Harlow said, her voice a low promise of retribution"
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags16
fancyCount8
fancyTags
0"Miller continued (continue)"
1"Miller muttered (mutter)"
2"Harlow whispered (whisper)"
3"Harlow shouted (shout)"
4"the girl cried (cry)"
5"Harlow corrected (correct)"
6"Eva whispered (whisper)"
7"Miller protested (protest)"
dialogueSentences44
tagDensity0.364
leniency0.727
rawRatio0.5
effectiveRatio0.364
72.2300%