Run: 2026-02-17-01KHMR5TN0AFCT5VS5B2GRQK6E

Run Details

Duration:
10.0s
Cost:
$0.000795
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 smell hit Detective Harlow Quinn first, a cloying mixture of damp earth, stale copper, and something else, something acrid and vaguely floral, like rotting lilies. It clung to the air in the cavernous space, thick enough to taste. This was no ordinary crime scene. The entrance, disguised behind a graffiti-strewn loading dock shutter in a forgotten alley off Camden High Street, had led them down a crumbling service tunnel, the air growing colder and heavier with each step. Now, they stood in what looked like an abandoned Tube station, the vaulted ceiling lost in shadows far above. Faded advertisements for long-defunct brands peeled from cracked tiles. A perpetual dampness slicked the floor, reflecting the harsh glare of the portable floodlights her forensic team had set up. “Anything, Miller?” Quinn’s voice, usually a sharp instrument, echoed unnervingly in the vastness. Officer Miller, a hulking man whose uniform seemed perpetually too tight, pointed a gloved hand toward the center of the platform. “Victim is male, looks mid-thirties. Single stab wound, chest cavity. Clean. Too clean, if you ask me.” Quinn strode forward, her worn leather watch strap catching the light. Her salt-and-pepper hair was cropped close, practical, military precision in her bearing even in the grime of this underground warren. The victim lay sprawled on the grimy tiles, his eyes wide with a fear that had frozen in death. His expensive suit, incongruous in this setting, was undisturbed save for the dark stain blooming on his chest. No sign of a struggle. No dropped weapon. No footprints other than those of her own team. “Too clean?” Quinn knelt beside the body, her gaze sweeping over the scene with practiced intensity. “What does that mean, Miller?” “No other marks on him, Detective. No defensive wounds. And the blade… it was small, precise. Like a stiletto, maybe. Whatever it was, it’s gone.” Miller shifted his weight. “And this place… smells funny. Like ozone and something sweet. Like a bad chemical spill.” Quinn stood, her sharp jaw working as she surveyed the platform. Her partner, DS Morris, had died three years ago under circumstances that still made her stomach churn. Unexplained. Supernatural. The words felt alien on her tongue, but the gnawing certainty that some things in this world defied rational explanation had never truly left her. This place, this market – the Veil Market, a whisper on the intel grapevine – was said to be a hub for the… unusual. A place where things that shouldn’t exist were bought and sold. Could this be connected? “Anyone check the surrounding area?” Quinn asked, her eyes scanning the darkened tunnels branching off from the station. “Uniforms are sweeping. Nothing so far. This place is sealed off tight. Only entrance we found was that service tunnel, and it’s our only way out.” A shadow detached itself from the periphery, moving with a familiar, slightly hesitant grace. Eva Kowalski. Quinn’s best friend, a whirlwind of curly red hair, round glasses perched on her freckled nose, and a constantly overstuffed leather satchel slung over her shoulder. Eva, who chased shadows for a living at the British Museum, her mind brimming with forgotten languages and arcane lore. “Harlow?” Eva’s voice was a soft alto, cutting through the oppressive silence. “The brass said you’d be here. What is this place?” “A crime scene, Evie,” Quinn said, a hint of exasperation in her tone. Eva’s presence always blurred the lines between her grim professional life and her personal one. “And you shouldn’t be here until we’ve secured it.” Eva pushed her glasses up her nose, her green eyes wide with a mixture of professional curiosity and something akin to alarm. “The energy here is… intense. Almost buzzing. And that smell you mentioned, Miller? It's not chemical. It’s… alchemical. And old.” “You can smell alchemical residue?” Quinn raised a skeptical eyebrow. “I study it, Harlow,” Eva said, her voice gaining a touch of defensiveness. “These sigils,” she pointed to faded markings on a section of tiles near the victim, ‘they’re wards. Protective spells. Not exactly standard Tube station décor.” Quinn’s gaze followed Eva’s finger. The sigils were intricate, alien, unlike anything she’d ever seen on officially sanctioned public property. Her mind, trained to look for the mundane, the explainable, struggled to reconcile them with an ordinary murder. “So, a cult?” Quinn mused aloud, her mind already discarding that theory. Too organized for a cult, too professional. This felt different. Colder. “Perhaps not a cult in the way you’re thinking,” Eva mused, her gaze drifting toward one of the dark tunnel entrances. “More like… a market. A place where people trade in things that aren't entirely of this world.” She paused, a sudden thought striking her. “Harlow, did you bring anything from the initial search of the victim’s belongings?” “Just his wallet and phone,” Quinn replied, already pulling a sealed evidence bag from her coat pocket. Inside, a sleek, expensive smartphone and a leather wallet lay on a bed of cotton. Eva carefully opened the bag, her fingers, usually steady, trembling slightly. She pulled out the wallet. “Driver’s license, credit cards, a few hundred in cash. Standard. Nothing out of the ordinary. Wait.” Her fingers fumbled within a hidden compartment of the wallet. She pulled out a small, tarnished brass object. It was a compass, its face etched with intricate symbols that seemed to writhe in the artificial light. A faint verdigris patina clung to the metal. “The Veil Compass,” Eva breathed, her voice hushed with awe. “These are rare. Crafted by Shades. They’re attuned to supernatural energy. They point toward… portals, rifts, places where the veil between worlds is thin.” Quinn stared at the compass, a prickle of unease crawling up her spine. “A compass that points to magic?” The words felt absurd. “It points to the supernatural, Harlow,” Eva corrected gently, her eyes fixed on the needle. It quivered, not pointing north, but twitching erratically before settling on the dark tunnel to their left. “It’s reacting. There’s something down there.” Miller cleared his throat. “We swept that tunnel, Detective. Nothing butrats and cobwebs.” “And magical residue, apparently,” Quinn said dryly, her gaze fixed on the compass in Eva’s hand. The military precision of her mind began to re-orient itself, recalibrating to a new, unsettling reality. The victim hadn’t been killed here, not in the conventional sense. He’d been brought here. And the killer… the killer hadn’t just vanished. They’d likely stepped out of this world entirely. “The wound,” Quinn said, her eyes narrowing as she looked back at the body. “It was small, yes. But what if it wasn’t made by a blade?” Eva looked up from the compass, her freckled face a mask of dawning realization. “A focused burst of energy? A materialized object?” “Something lethal, whatever it was,” Quinn agreed. “And portable. The killer didn’t need to carry a weapon they could leave behind. They brought the weapon with them, and then they… left.” She gestured towards the tunnel the compass pointed to. “Miller, can you get a thermal reading on that entrance? I want to know if anything, or anyone, recently passed through.” As Miller fumbled with his equipment, Quinn walked to the edge of the platform, peering into the inky blackness of the tunnel. The acrid, floral scent was stronger here, a tangible presence against her skin. Something had happened here, something that defied the neat, logical explanations she’d relied on for eighteen years. And for the first time since Morris’s death, Detective Harlow Quinn felt the cold, exhilarating thrill of a mystery that reached beyond the ordinary, a mystery she was compelled to unravel. The Veil Compass, with its strange sigils and erratic needle, was her first Ominous clue.
created_at"2026-02-17T02:52:03.747187+00:00" 2/17/2026, 2:52:03 AM
model"google/gemini-2.5-flash-lite"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency222
moderation_latency(null)
generation_time9979
tokens_prompt923
tokens_completion2106
native_tokens_prompt883
native_tokens_completion1767
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"
usage0.0007951
router(null)
provider_responses
0
status200
is_byokfalse
latency222
endpoint_id"ce839073-aa24-4f29-8358-15b319bd05ec"
provider_name"Google AI Studio"
model_permaslug"google/gemini-2.5-flash-lite"
api_type"completions"
id"gen-1771296713-lpR7oOVcZULUGUsRgscI"
upstream_id(null)
total_cost0.0007951
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"

Evaluation details

Result Evaluator Details Meta Data
59.2593% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags9
adverbTagCount2
adverbTags
0"Not exactly standard Tube station a not a cult in the way you’re like… [exactly like…]"
1"A place where people trade in things that aren't entirely of this did you bring anything from the initial search of the victim’s his wallet and license, credit cards, a few hundred in cash. [entirely]"
61.1198% AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount1286
totalAiIsmAdverbs5
found
0
adverb"carefully"
count1
1
adverb"gently"
count1
2
adverb"slightly"
count2
3
adverb"truly"
count1
highlights
0"carefully"
1"gently"
2"slightly"
3"truly"
100.0000% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found(empty)
100.0000% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
22.2395% AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount1286
totalAiIsms10
found
0
word"tangible"
count1
1
word"churn"
count1
2
word"quivered"
count1
3
word"oppressive"
count1
4
word"intricate"
count2
5
word"weight"
count1
6
word"echoed"
count1
7
word"etched"
count1
8
word"unravel"
count1
highlights
0"tangible"
1"churn"
2"quivered"
3"oppressive"
4"intricate"
5"weight"
6"echoed"
7"etched"
8"unravel"
100.0000% Cliche density
Target: ≤1 cliche(s) per 800-word window
totalCliches0
maxInWindow0
found(empty)
highlights(empty)
100.0000% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences58
matches(empty)
100.0000% Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount1
hedgeCount2
narrationSentences58
filterMatches
0"watch"
hedgeMatches
0"seemed to"
1"began to"
100.0000% Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount3
totalSentences65
matches
0"was that service"
1"discarding that theory"
2"swept that tunnel"
100.0000% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs30
mean42.77
std27.35
cv0.64
sampleLengths
0127
113
238
385
421
544
694
718
826
962
1022
1137
1242
1310
1438
1538
1623
1758
1832
1932
2044
2134
2223
2338
2413
2563
2627
2722
2861
2998
64.3678% Passive voice overuse
Target: ≤5% passive sentences
passiveCount6
totalSentences58
matches
0"was cropped"
1"was said"
2"were bought"
3"attuned"
4"been killed been brought"
5"was compelled"
100.0000% Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount0
totalVerbs165
matches(empty)
100.0000% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount939
adjectiveStacks0
stackExamples(empty)
adverbCount28
adverbRatio0.029818956336528223
lyAdverbCount18
lyAdverbRatio0.019169329073482427
100.0000% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences65
echoCount0
echoWords(empty)
100.0000% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences65
mean19.74
std22.26
cv1.128
sampleLengths
026
113
26
334
419
59
620
713
821
917
1011
1120
1219
1318
145
153
169
1716
185
1929
2015
2111
2217
231
241
2525
2623
271
2811
294
3018
3126
3214
332
3426
3520
3612
3710
3813
3915
409
4122
4220
4310
4413
4517
462
4790
482
4990
91.2821% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats4
diversityRatio0.5846153846153846
totalSentences65
uniqueOpeners38
0.0000% Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags9
fancyCount7
fancyTags
0"Eva said, her voice gaining a touch of defensiveness (say, gain)"
1"she pointed to faded markings on a section of tiles near the victim (point)"
2"Not exactly standard Tube station a not a cult in the way you’re like… (be like…)"
3"A place where people trade in things that aren't entirely of this did you bring anything from the initial search of the victim’s his wallet and license, credit cards, a few hundred in cash. (trade in do be not entirely do bring be license)"
4"portals, rifts, places where the veil between worlds is compass that points to points to the supernatural, reacting. (be point point)"
5"Nothing butrats and magical residue, was small, yes. (be)"
6"can you get a thermal reading on that entrance (can get)"
82.2511%