Run: 2026-07-25-01KYCWRS16R6N01HVY1KGFK5MF

Run Details

Duration:
7.2s
Cost:
$0.003610
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
Detective Harlow Quinn stood five feet nine inches tall, perfectly straight-backed, her bearing honed by eighteen years of decorated Metropolitan Police service that had long since burned away any capacity for easy optimism. At forty-one, she possessed a sharp jawline that seemed carved from flint and a closely cropped mane of salt-and-pepper hair that defied the damp chill creeping up from the tiles beneath her boots. She checked the worn leather watch on her left wrist. Three-fifteen in the morning. The dead of night, fittingly enough, though this particular death felt more like a insult than a tragedy. She swept her gaze across the cavernous, vaulted expanse of the abandoned Tube station beneath Camden. The Veil Market had long since packed up its illicit stalls and vanished into the fog of the previous full moon, leaving behind only the ghost-echoes of illicit trade. But tonight, the damp concrete platform wasn't echoing with whispers of bone tokens and shadow-wrought trinkets. It hosted a body. The victim was sprawled across the rusted tracks, twisted into an angle that no human skeleton should ever manage. The first responding constable—a nervous kid named Miller whose flashlight beam danced erratically against the soot-stained tiles—cleared his throat. It’s an overdose, Detective. Look at the arm. Track marks. Word on the street is the underground market deals in synthetic distillates that burn out the nervous system in seconds. He jumped. Heart stopped. Simple as that. Quinn didn’t answer right away. She knelt beside the corpse, her joints cracking faintly in the heavy, stagnant air. Her brown eyes narrowed as she absorbed the scene, cataloging every discrepancy with military precision. An overdose, Miller? she murmured, her voice a low, gravelly rasp that cut through the hiss of dripping water. Yes, ma'am. Paramedics took one look and nodded. Standard tox-screen will confirm it by morning. Quinn reached out, her gloved fingers hovering an inch above the victim’s right sleeve. The fabric was torn, shredded outward from the inside, as if something had violently erupted through the muscle and cotton. People who OD on synthetic downers don't tear their own tendons apart trying to climb out of their clothes, Miller. Look at the hand. She pointed a gloved finger at the victim’s left hand, which was clenched into a rigid claw. Clutched tightly within the stiffening fingers was a small brass compass. The casing was covered in a heavy patina of verdigris, and when Quinn gently pried it from the dead man's grip, she saw the face was intricately etched with sharp, protective sigils. The needle wasn't spinning aimlessly, nor was it pointing north. It twitched persistently toward a jagged tear in the brick wall three yards away—a faint, shimmering distortion in the air that hummed with a frequency just beneath human hearing. A supernatural rift. Miller swallowed hard, shining his light toward the wall. What... what is that? It’s an unsecured perimeter, Quinn said, rising to her full height with fluid grace. And this isn't a medical emergency. She stepped closer to the corpse, ignoring the constable's nervous shuffling. The evidence didn't add up. If the victim had stumbled down here chasing a high, he wouldn't have been carrying an artisan-crafted Veil Compass—an item designed to track down dimensional anomalies and illegal rifts. Furthermore, the position of the body was all wrong. The footwear was entirely clean. Not a speck of the centuries-old soot, iron filings, and grime that coated every square inch of the abandoned platform touched the soles of the man's boots. He hadn't walked here. He had been dropped here. Or worse, he had fallen out of that rift. Quinn crouched again, sliding her fingers along the hem of the victim's jacket. Her thumb caught on something metallic tucked inside the lining. She pulled it free—a heavy, flat disk of polished bone, notched along the edge with arcane tallies. A bone token. The currency required to cross the threshold into the Veil Market. The case she had been turning over in her mind for three years—the unsolved disappearance and subsequent ruin of her partner, DS Morris—hovered at the edge of her consciousness. Morris had chased shadows into places just like this, believing in the impossible until the impossible swallowed him whole. Quinn had spent a career denying the supernatural, writing off her partner's descent as a psychological break, a tragic casualty of the job. But looking at the scorched edges of the rift on the wall, and the intricate sigils on the brass compass in her hand, the old rationalizations felt paper-thin. Miller stepped forward, holding his notebook out like a shield. So... do we call the coroner, or... do we log this as a standard trespass and narcotics fatality like Captain Vance wants? Quinn stood, slipping the brass compass into her coat pocket alongside the bone token. Her jaw tightened until the muscle ticked. Captain Vance wants to close the file before the sun comes up because he doesn't want to explain why a dead man was found in a station that doesn't exist on any municipal map, she said, her voice dropping an octave. But we are going to do this right. She turned her back on the tracks, her gaze sweeping the dark, winding tunnels that radiated outward into the subterranean dark. The clique operating beneath the city thought they could hide their crimes behind locked doors and hidden markets. They thought the old rules didn't apply down here. Tell the coroner to bring a heavy-hazmat team, Miller. And call records. I want every incident report involving spatial anomalies within a five-mile radius for the last month. The constable blinked, clearly terrified, but nodded and scrambled toward the surface stairs. Quinn lingered for a moment longer in the damp dark, her hand resting firmly on the brass compass in her pocket. The needle pulsed against her knuckles, warm and alive. She had spent eighteen years looking for answers that made sense in a sensible world, but the evidence before her refused to fit the mold. As she turned to follow her colleague out of the station, Quinn knew she was finally stepping across the line, ready to hunt whatever had killed the man on the tracks—and perhaps, finally, find out what happened to Morris.
created_at"2026-07-25T15:02:16.878Z" 7/25/2026, 3:02:16 PM
model"google/gemini-3.5-flash-lite-20260721"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency295
moderation_latency(null)
generation_time7149
tokens_prompt896
tokens_completion1608
native_tokens_prompt883
native_tokens_completion1338
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"default"
usage0.0036099
router(null)
provider_responses
0
endpoint_id"6bd8f433-79e1-416c-b407-1772eb796c9a"
id"-M9kaoDCOqPO_uMP59HXkQo"
is_byokfalse
latency295
model_permaslug"google/gemini-3.5-flash-lite-20260721"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1784991736-NY74EytKxXNM29F4hjkg"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1784991736-cJTeV7mQkzymnevqTlEg"
upstream_id"-M9kaoDCOqPO_uMP59HXkQo"
total_cost0.0036099
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags0
85.70% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1049
totalAiIsmAdverbs3
found
0
adverb"perfectly"
count1
1
adverb"tightly"
count1
2
adverb"gently"
count1
highlights
0"perfectly"
1"tightly"
2"gently"
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)
47.57% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1049
totalAiIsms11
found
0
word"chill"
count1
1
word"echoes"
count1
2
word"echoing"
count1
3
word"synthetic"
count2
4
word"standard"
count2
5
word"etched"
count1
6
word"intricate"
count1
7
word"firmly"
count1
8
word"pulsed"
count1
highlights
0"chill"
1"echoes"
2"echoing"
3"synthetic"
4"standard"
5"etched"
6"intricate"
7"firmly"
8"pulsed"
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
narrationSentences78
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences78
filterMatches
0"watch"
hedgeMatches
0"happened to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences78
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen41
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1041
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions5
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions36
wordCount1041
uniqueNames14
maxNameDensity0.96
worstName"Quinn"
maxWindowNameDensity1.5
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn10
Metropolitan1
Police1
Tube1
Camden1
Veil3
Market2
Miller6
Detective2
Compass1
Morris3
Captain2
Vance2
persons
0"Harlow"
1"Quinn"
2"Police"
3"Market"
4"Miller"
5"Morris"
6"Captain"
7"Vance"
places
0"Veil"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences56
glossingSentenceCount1
matches
0"seemed carved from flint and a closely cropped mane of salt-and-pepper hair that defied the damp chill creeping up from the tiles beneath her boots"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1041
matches(empty)
81.20% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences78
matches
0"distillates that burn"
1"rasp that cut"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs23
mean45.26
std30.25
cv0.668
sampleLengths
098
165
219
356
434
519
615
734
824
9102
1013
1120
1286
1318
1454
1599
1632
1721
1849
1948
2028
2113
2294
78.27% Passive voice overuse
Target: ≤2% passive sentences
passiveCount6
totalSentences78
matches
0"was sprawled"
1"was torn"
2"was clenched"
3"was covered"
4"been dropped"
5"was found"
85.06% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs174
matches
0"wasn't echoing"
1"wasn't spinning"
2"was finally stepping"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount8
semicolonCount0
flaggedSentences6
totalSentences78
ratio0.077
matches
0"The first responding constable—a nervous kid named Miller whose flashlight beam danced erratically against the soot-stained tiles—cleared his throat."
1"It twitched persistently toward a jagged tear in the brick wall three yards away—a faint, shimmering distortion in the air that hummed with a frequency just beneath human hearing."
2"If the victim had stumbled down here chasing a high, he wouldn't have been carrying an artisan-crafted Veil Compass—an item designed to track down dimensional anomalies and illegal rifts."
3"She pulled it free—a heavy, flat disk of polished bone, notched along the edge with arcane tallies."
4"The case she had been turning over in her mind for three years—the unsolved disappearance and subsequent ruin of her partner, DS Morris—hovered at the edge of her consciousness."
5"As she turned to follow her colleague out of the station, Quinn knew she was finally stepping across the line, ready to hunt whatever had killed the man on the tracks—and perhaps, finally, find out what happened to Morris."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1063
adjectiveStacks0
stackExamples(empty)
adverbCount32
adverbRatio0.030103480714957668
lyAdverbCount19
lyAdverbRatio0.017873941674506115
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences78
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences78
mean13.35
std9.68
cv0.726
sampleLengths
033
133
210
34
418
516
629
716
84
919
1019
114
124
132
1420
152
162
173
185
1914
2015
213
2216
232
246
257
2614
2720
2820
294
3017
3111
3232
3310
3429
353
369
371
383
3914
406
4111
425
4329
449
455
4627
474
485
499
71.37% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats6
diversityRatio0.47435897435897434
totalSentences78
uniqueOpeners37
46.30% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences72
matches
0"Furthermore, the position of the"
ratio0.014
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount20
totalSentences72
matches
0"She checked the worn leather"
1"She swept her gaze across"
2"It hosted a body."
3"It’s an overdose, Detective."
4"She knelt beside the corpse,"
5"Her brown eyes narrowed as"
6"she murmured, her voice a"
7"She pointed a gloved finger"
8"It twitched persistently toward a"
9"It’s an unsecured perimeter, Quinn"
10"She stepped closer to the"
11"He hadn't walked here."
12"He had been dropped here."
13"Her thumb caught on something"
14"She pulled it free—a heavy,"
15"Her jaw tightened until the"
16"She turned her back on"
17"They thought the old rules"
18"I want every incident report"
19"She had spent eighteen years"
ratio0.278
100.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount51
totalSentences72
matches
0"Detective Harlow Quinn stood five"
1"She checked the worn leather"
2"The dead of night, fittingly"
3"She swept her gaze across"
4"The Veil Market had long"
5"It hosted a body."
6"The victim was sprawled across"
7"The first responding constable—a nervous"
8"It’s an overdose, Detective."
9"Word on the street is"
10"Quinn didn’t answer right away."
11"She knelt beside the corpse,"
12"Her brown eyes narrowed as"
13"An overdose, Miller?"
14"she murmured, her voice a"
15"Paramedics took one look and"
16"Quinn reached out, her gloved"
17"The fabric was torn, shredded"
18"People who OD on synthetic"
19"She pointed a gloved finger"
ratio0.708
69.44% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences72
matches
0"If the victim had stumbled"
ratio0.014
79.37% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences45
technicalSentenceCount4
matches
0"At forty-one, she possessed a sharp jawline that seemed carved from flint and a closely cropped mane of salt-and-pepper hair that defied the damp chill creeping…"
1"It twitched persistently toward a jagged tear in the brick wall three yards away—a faint, shimmering distortion in the air that hummed with a frequency just ben…"
2"Not a speck of the centuries-old soot, iron filings, and grime that coated every square inch of the abandoned platform touched the soles of the man's boots."
3"She turned her back on the tracks, her gaze sweeping the dark, winding tunnels that radiated outward into the subterranean dark."
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
88.1423%