Run: 2026-05-10-01KR8WPG13Y3WDRHA99A1AAHK7

Run Details

Duration:
7.3s
Cost:
$0.002543
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 damp air of the abandoned Tube station tasted of ozone and ancient, pulverized coal. Harlow Quinn kept her flashlight steady, the beam cutting through the gloom of the Camden tunnels with military precision. She stepped over a rusted track, her heavy boots making no sound on the grit-caked concrete. Behind her, the rhythmic clicking of heels announced her junior partner, but Harlow didn’t turn. She was watching the way the shadows clung to the walls—shifting, undulating in a way that defied the stagnant air. She stopped at the platform edge where the Veil Market usually manifested under the full moon. Tonight, the station was hollowed out, stripped of the vibrant, illicit stalls and the unnatural hum that usually clung to the space like static. What remained was a corpse, slumped against a support pillar painted in the peeling, iconic red of the London Underground. Detective Harlow Quinn knelt, her sharp jaw set against the stench of decay. Her gaze swept over the body, cataloging the scene with eighteen years of experience. The victim was young, pale, and dressed in clothes that looked like they belonged in a museum catalog rather than a basement. But it was the satchel near the body that drew her attention—worn leather, its strap frayed, spilling out a collection of heavy, yellowed tomes. Eva, the lead forensics analyst for this sector, stood a few paces back, her red curls haloed by the dim light of her own tactical lamp. She adjusted her round glasses, her freckled face etched with a clinical detachment that Harlow found grating. The trajectory of the wound is consistent with a standard-issue 9mm, Detective, Eva said, her voice echoing too sharply against the tiles. Close range. Execution style. We found a shell casing three feet to the left. The victim clearly stumbled upon something he wasn't supposed to see. Harlow didn't respond. She reached out, her gloved fingers hovering just above the victim’s hand. The man’s fingers were splayed, clawing at the concrete as if he were trying to anchor himself to the earth. She glanced at her own left wrist, checking the worn leather watch she’d carried since the day DS Morris vanished—the same case that still whispered at the back of her mind, a ghost story she refused to believe. She turned her eyes back to the body. If this was a standard hit, where was the struggle? No defensive wounds, no signs of forced entry into the station. She stood up, her joints popping in the silence. She moved toward the platform wall, where a faint, oscillating glimmer marked a breach in the reality of the station—a rift, barely visible to the untrained eye. You’re looking at the wall again, Harlow, Eva sighed, stepping closer. You need to focus. The shell casing is right there. The forensics team verified the ballistic match an hour ago. It’s an open-and-shut case of a botched back-alley deal. It’s too clean, Quinn countered, her voice gravelly and low. She paced the length of the platform, the military heel strikes rhythmic and deliberate. They’re selling off-world goods here, Eva. You know that. And this guy wasn't just some runner; he was a scholar. Look at his satchel. Why would a scholar bring a library to a hit? Eva tucked a stray curl behind her left ear—a nervous habit that made Harlow’s eyes narrow—and checked her clipboard. Perhaps he was trying to trade for his life. Knowledge has value, even in a place like the Veil Market. Harlow didn't buy it. She moved back to the body, her focus shifting from the victim to the ground beneath him. She crouched again, pulling a small brass object from her inner pocket. She clicked it open. The Veil Compass. Its needle, etched with protective sigils and tarnished with a thick patina of verdigris, didn't settle toward the magnetic north. Instead, it swung violently, vibrating against the glass housing. The needle was pointing directly beneath the corpse. Harlow reached for the body’s shoulder, shifting it over despite the protests from the patrol officers hovering at the edge of the platform. Underneath the victim’s torso, the concrete was scorched. It wasn't blast residue from a gun. It was a burn pattern, a geometric sigil seared into the stone, still pulsing with a faint, dying violet light. See that? Harlow pointed, her flashlight beam pinpointing the light. Eva stepped forward, her expression flickering for a fraction of a second—a shadow of recognition that vanished before Harlow could pin it down. She leaned in, peering at the mark. Even at this distance, I can see the oxidation. Probably a chemical reaction from the illegal substances being traded here. It’s corrosive. It’s not chemical, pulse-frequency, Harlow muttered, her grip tightening on the compass. She recalled the night Morris disappeared—the way the air had hummed with this exact vibration before the world seemed to fold in on itself. He wasn't shot, Eva. Look at the entry wound. She grabbed the collar of the victim’s shirt, pulling it back to reveal the back of his neck. There was no hole. No blood. Just a neat, cauterized seam, as if the skin had been zipped shut. This wasn't a murder, Harlow said, her heart hammering against her ribs with a cadence that felt like a countdown. This was an extraction. Someone tore him out of this reality, and they left a husk—or a body double—to distract us. If the ballistics came back positive, it means your lab is compromised. Who ran the analysis, Eva? Eva pulled back, her composure slipping. She reached into her pocket, her hand lingering there. Detective, you’re exhausted. You’ve been chasing shadows for three years. You’re seeing patterns where there’s just decay and greed. Harlow stood up, her hand dropping to the holster at her hip, though she knew the bullets inside were useless against what lived in the rifts. She looked at Eva, truly looking at her, noticing for the first time the way the green of her eyes seemed to catch the dying violet light from the sigil on the floor. I’m not chasing shadows, Eva, Harlow said, her voice cold and steady. I’m starting to see who’s casting them. The silence that followed was absolute. The tunnel, usually home to the restless energy of the Market, felt suddenly like a vacuum. Harlow felt the pressure behind her eyes, the familiar precursor to a tremor in the fabric of the station. She tightened her hold on the brass compass, feeling the needle spin—not at the rift on the wall anymore, but at the woman standing three feet away. The case isn't closed, Harlow whispered, stepping back into the shadows of a support pillar. It’s just beginning. Eva’s hand began to tremble, and she reflexively reached up to tuck her hair behind her ear, but stopped mid-motion. The air between them turned frigid, and the violet light on the floor flared, casting long, reaching shadows that seemed to detach from the walls and stretch toward the center of the platform. Harlow didn't blink. She waited, watching the space between them fold, ready for a ghost to show its face.
created_at"2026-05-10T12:09:53.451Z" 5/10/2026, 12:09:53 PM
model"google/gemini-3.1-flash-lite-20260507"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency934
moderation_latency(null)
generation_time7161
tokens_prompt923
tokens_completion1818
native_tokens_prompt883
native_tokens_completion1548
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)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"STOP"
service_tier"standard"
usage0.00254275
router(null)
provider_responses
0
endpoint_id"237af107-d2e9-46c7-b146-c74d75980dee"
id"kXUAaor5JrrjqtsPzZyQQQ"
is_byokfalse
latency934
model_permaslug"google/gemini-3.1-flash-lite-20260507"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1778414993-Z94WrZaKI6MwB0UDV3RH"
session_id(null)
api_type"completions"
id"gen-1778414993-9PmqycSFXalNGCO7rMvE"
upstream_id"kXUAaor5JrrjqtsPzZyQQQ"
total_cost0.00254275
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags0
87.51% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1201
totalAiIsmAdverbs3
found
0
adverb"sharply"
count1
1
adverb"truly"
count1
2
adverb"suddenly"
count1
highlights
0"sharply"
1"truly"
2"suddenly"
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)
45.88% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1201
totalAiIsms13
found
0
word"gloom"
count1
1
word"rhythmic"
count2
2
word"etched"
count2
3
word"standard"
count2
4
word"echoing"
count1
5
word"silence"
count2
6
word"magnetic"
count1
7
word"pulse"
count1
8
word"familiar"
count1
highlights
0"gloom"
1"rhythmic"
2"etched"
3"standard"
4"echoing"
5"silence"
6"magnetic"
7"pulse"
8"familiar"
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
narrationSentences94
matches(empty)
51.67% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount4
narrationSentences94
filterMatches
0"watch"
1"know"
hedgeMatches
0"seemed to"
1"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences94
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen39
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1190
ratio0
matches(empty)
97.22% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions9
unquotedAttributions1
matches
0"The trajectory of the wound is consistent with a standard-issue 9mm, Detective, Eva said, her voice echoing too sharply …"
74.37% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions54
wordCount1190
uniqueNames13
maxNameDensity1.51
worstName"Harlow"
maxWindowNameDensity2.5
worstWindowName"Harlow"
discoveredNames
Tube1
Quinn3
Camden1
Harlow18
Veil3
Market3
London1
Underground1
Detective3
Eva12
Morris2
Compass1
You5
persons
0"Quinn"
1"Camden"
2"Harlow"
3"Market"
4"Eva"
5"Morris"
6"Compass"
7"You"
places
0"London"
globalScore0.744
windowScore0.833
48.65% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences74
glossingSentenceCount3
matches
0"looked like they belonged in a museum cat"
1"felt like a countdown"
2"shadows that seemed to detach from the walls and stretch toward the center of the platform"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.84
wordCount1190
matches
0"not at the rift on the wall anymore, but at the woman standing three feet away"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences94
matches(empty)
75.51% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs24
mean49.58
std20.54
cv0.414
sampleLengths
085
160
273
343
447
573
665
740
858
939
1069
118
1258
1310
1452
1545
1637
1758
1834
1959
2019
2168
2218
2372
86.60% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences94
matches
0"was hollowed"
1"were splayed"
2"being traded"
3"been zipped"
4"exhausted"
75.97% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs215
matches
0"was watching"
1"were trying"
2"was trying"
3"was pointing"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount11
semicolonCount1
flaggedSentences10
totalSentences94
ratio0.106
matches
0"She was watching the way the shadows clung to the walls—shifting, undulating in a way that defied the stagnant air."
1"But it was the satchel near the body that drew her attention—worn leather, its strap frayed, spilling out a collection of heavy, yellowed tomes."
2"She glanced at her own left wrist, checking the worn leather watch she’d carried since the day DS Morris vanished—the same case that still whispered at the back of her mind, a ghost story she refused to believe."
3"She moved toward the platform wall, where a faint, oscillating glimmer marked a breach in the reality of the station—a rift, barely visible to the untrained eye."
4"And this guy wasn't just some runner; he was a scholar."
5"Eva tucked a stray curl behind her left ear—a nervous habit that made Harlow’s eyes narrow—and checked her clipboard."
6"Eva stepped forward, her expression flickering for a fraction of a second—a shadow of recognition that vanished before Harlow could pin it down."
7"She recalled the night Morris disappeared—the way the air had hummed with this exact vibration before the world seemed to fold in on itself."
8"Someone tore him out of this reality, and they left a husk—or a body double—to distract us."
9"She tightened her hold on the brass compass, feeling the needle spin—not at the rift on the wall anymore, but at the woman standing three feet away."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1209
adjectiveStacks0
stackExamples(empty)
adverbCount38
adverbRatio0.03143093465674111
lyAdverbCount13
lyAdverbRatio0.010752688172043012
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences94
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences94
mean12.66
std7.97
cv0.629
sampleLengths
015
119
216
315
420
516
624
720
813
914
1022
1124
1226
1317
1422
152
162
1710
1811
193
2012
2120
2238
238
2410
2511
269
2727
2811
294
306
3110
329
3310
3414
356
363
3711
384
3910
4019
419
4211
434
4417
4512
464
473
4820
499
48.94% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats14
diversityRatio0.3829787234042553
totalSentences94
uniqueOpeners36
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences89
matches
0"Perhaps he was trying to"
1"Instead, it swung violently, vibrating"
2"Probably a chemical reaction from"
3"Just a neat, cauterized seam,"
ratio0.045
49.21% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount38
totalSentences89
matches
0"She stepped over a rusted"
1"She was watching the way"
2"She stopped at the platform"
3"Her gaze swept over the"
4"She adjusted her round glasses,"
5"We found a shell casing"
6"She reached out, her gloved"
7"She glanced at her own"
8"She turned her eyes back"
9"She stood up, her joints"
10"She moved toward the platform"
11"You’re looking at the wall"
12"You need to focus."
13"It’s an open-and-shut case of"
14"It’s too clean, Quinn countered,"
15"She paced the length of"
16"They’re selling off-world goods here,"
17"You know that."
18"She moved back to the"
19"She crouched again, pulling a"
ratio0.427
61.12% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount71
totalSentences89
matches
0"The damp air of the"
1"Harlow Quinn kept her flashlight"
2"She stepped over a rusted"
3"She was watching the way"
4"She stopped at the platform"
5"Tonight, the station was hollowed"
6"Detective Harlow Quinn knelt, her"
7"Her gaze swept over the"
8"The victim was young, pale,"
9"Eva, the lead forensics analyst"
10"She adjusted her round glasses,"
11"The trajectory of the wound"
12"We found a shell casing"
13"The victim clearly stumbled upon"
14"Harlow didn't respond."
15"She reached out, her gloved"
16"The man’s fingers were splayed,"
17"She glanced at her own"
18"She turned her eyes back"
19"She stood up, her joints"
ratio0.798
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount3
totalSentences89
matches
0"If this was a standard"
1"Even at this distance, I"
2"If the ballistics came back"
ratio0.034
53.57% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences56
technicalSentenceCount7
matches
0"She was watching the way the shadows clung to the walls—shifting, undulating in a way that defied the stagnant air."
1"But it was the satchel near the body that drew her attention—worn leather, its strap frayed, spilling out a collection of heavy, yellowed tomes."
2"Eva tucked a stray curl behind her left ear—a nervous habit that made Harlow’s eyes narrow—and checked her clipboard."
3"Harlow reached for the body’s shoulder, shifting it over despite the protests from the patrol officers hovering at the edge of the platform."
4"Eva stepped forward, her expression flickering for a fraction of a second—a shadow of recognition that vanished before Harlow could pin it down."
5"This wasn't a murder, Harlow said, her heart hammering against her ribs with a cadence that felt like a countdown."
6"The air between them turned frigid, and the violet light on the floor flared, casting long, reaching shadows that seemed to detach from the walls and stretch to…"
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
81.8743%