Run: 2026-02-20-01KHY8DZXXR7GP13Z98JHVFWV3

Run Details

Model:
Grok 4
Duration:
1m 39s
Cost:
$0.043256
Provider:
xAI

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 stepped off the rattling District Line train at Camden Town, her sharp jaw set against the chill that seeped through the station's grimy tiles. It was past midnight, the platforms empty save for a lone cleaner sweeping discarded coffee cups into oblivion. She adjusted the worn leather watch on her left wrist, noting the time: 12:17 AM. Eighteen years on the force had honed her instincts to a razor's edge, and tonight they screamed that something was off—way off. The tip had come anonymously, a whispered voice on a burner phone directing her to an abandoned section of the Tube beneath Camden. "You'll find what you're looking for," the caller had said. "But bring a token if you want in." She'd dismissed it as crank nonsense at first, but the details matched her ongoing investigation into a string of disappearances linked to what her superiors called "organized crime" and what she suspected was something far murkier. The clique, they called themselves—whispers of a group dabbling in the occult, peddling forbidden goods. It reminded her too much of the case that had claimed DS Morris three years ago, his body found in an East End warehouse with wounds that no blade could have made, eyes wide in eternal shock. Unexplained. Supernatural, if she allowed herself to think it. She didn't. Not yet. Quinn moved with military precision, her closely cropped salt-and-pepper hair catching the faint glow of emergency lights as she slipped past a chained gate marked "NO ENTRY." The air grew musty, thick with the scent of damp earth and something metallic, like old coins. Her boots echoed on the cracked concrete stairs descending into the disused platform. She paused at the bottom, brown eyes scanning the shadows. Graffiti scarred the walls, but one symbol stood out—a etched rune that looked freshly carved, glowing faintly under her flashlight beam. She reached into her coat pocket and pulled out the bone token she'd confiscated from a suspect last week: a small, polished femur fragment etched with similar markings. On a hunch, she pressed it against the rune. A low hum vibrated through the wall, and a section of brick shimmered like heat haze over pavement. It parted with a whisper of dust, revealing a narrow tunnel. Quinn's pulse quickened, but she stepped through without hesitation. The tunnel opened into chaos—a sprawling underground market teeming with stalls draped in flickering lantern light. The Veil Market, if the rumors were true. Vendors hawked wares that defied logic: vials of iridescent liquid that swirled on their own, amulets pulsing with inner fire, books bound in what looked like scaled hide. The air buzzed with hushed barters in languages she didn't recognize. But tonight, the market was subdued, clusters of figures—humans and... others?—huddled around a cordoned area at the far end. Uniformed officers from the Met milled about, their faces pale under the eerie glow. Quinn spotted the crime scene tape fluttering in a nonexistent breeze. A body lay sprawled beside an overturned stall, surrounded by shattered glass and scattered trinkets. She approached, flashing her badge to a young constable who looked ready to bolt. "Detective Quinn," she said, her voice steady. "What have we got?" The constable swallowed hard. "Male victim, mid-forties. Stall owner, from what the witnesses say. No ID yet. Cause of death... unclear. Looks like he was... drained, ma'am. No blood, but his skin's like parchment." Quinn knelt beside the body, her gloved hands careful not to disturb the scene. The man's eyes stared blankly at the vaulted ceiling, his features gaunt, as if every drop of moisture had been sucked from him. No visible wounds, no signs of struggle. Around him, the stall's goods lay in disarray: herbs that smelled of storm clouds, crystals humming faintly. But something nagged at her—the evidence didn't add up. The body was positioned awkwardly, one arm outstretched toward a small brass compass that had rolled a few feet away. Its casing bore a patina of verdigris, the face etched with protective sigils. The needle spun lazily, not pointing north but twitching toward a shadowed alcove. "Drained," she muttered, echoing the constable. "No blunt force, no toxins we can see. Forensics?" "They're on their way, but this place... it's not normal, Detective. The whole market popped up out of nowhere. We got a call about a disturbance, but when we arrived, the entrance just... appeared." Quinn's gaze sharpened. Supernatural origins. Like Morris. She pushed the thought down, focusing on the facts. Footprints smeared the dust around the body—multiple sets, but none leading away cleanly. The stall's ledger lay open nearby, entries scrawled in an unfamiliar script. And that compass—it didn't belong in a rational world. A voice cut through her thoughts, soft but insistent. "It's not a murder, not in the way you think. It's a rift echo." Quinn looked up to see a woman approaching, curly red hair framing a freckled face behind round glasses. She was short, about 5'4", clutching a worn leather satchel bulging with books. Eva Kowalski—Quinn recognized her from the files. Research assistant at the British Museum's restricted archives, master's in Ancient History from Oxford. She'd cropped up in the clique investigation, a childhood friend of Aurora Voss, the woman at the center of it all. Eva tucked a strand of hair behind her left ear, a nervous tic that betrayed her unease. "You're not supposed to be here," Quinn said, standing to her full 5'9". "This is a secured scene." Eva adjusted her glasses, green eyes steady. "I was browsing when it happened. The victim—Elias, he called himself—was selling Veil artifacts. That compass there? It's a Veil Compass, attuned to supernatural energy. Points to rifts or portals. See how the needle's spinning? There's instability here, a tear in the veil between realms." Quinn's brow furrowed. "Rifts? Portals? Miss Kowalski, I'm dealing with a dead body, not fairy tales." Eva shook her head, stepping closer despite the tape. "Look closer, Detective. The body's not drained from blood loss—it's essence depletion. Happens when a rift pulls too hard. Elias must have activated something, maybe tampered with a forbidden item. The market moves every full moon to avoid detection, but tonight's moon is waxing gibbous. Unstable energies. Your evidence won't add up because it's not earthly forensics you're chasing." Quinn glanced at the compass again. The needle jerked toward the alcove, where shadows seemed to writhe unnaturally. She picked it up carefully, feeling a faint vibration through her gloves. Not a toy, not a fake. Her mind raced back to Morris—his body had shown similar desiccation, dismissed as environmental exposure. But she'd seen the photos: symbols etched into his skin, like the sigils on this compass. "Convenient interpretation," Quinn said, her tone edged. "You work with restricted archives. You know Voss. This clique of yours—always at the edges of my cases. Care to explain why you're really here?" Eva's freckles stood out against her paling skin, but she met Quinn's gaze. "I'm not part of any crime, Detective. I'm a researcher. Aurora's my friend, yes, but this market? It's a hub for the occult underground. People come for knowledge, not murder. But if a rift opened, it could explain the witnesses' stories—shadows moving on their own, a chill that froze the air. Elias screamed, clutched that compass, and then... nothing. Just like that." Quinn turned the compass in her hand. The needle steadied, pointing insistently at the alcove. She moved toward it, boots crunching over debris. The air grew colder, her breath fogging despite the underground warmth. Peering into the shadows, she spotted it—a faint shimmer, like the tunnel entrance but smaller, unstable. Ripples distorted the air, and through them, she glimpsed... something. A void, whispering shapes that tugged at her sanity. Her heart pounded. This wasn't right. Evidence: the body's position suggested he'd been reaching for the compass, not fleeing an attacker. No defensive wounds. The footprints circled but didn't advance— as if whatever killed him hadn't walked on feet. And the market itself—how had it evaded detection? The bone token in her pocket felt heavier now, a key to a door she hadn't wanted open. Eva followed, her satchel thumping against her hip. "You see it, don't you? The rift. It's closing, but it left echoes. That's what killed him—pulled his life force into the void. Not a person, not a weapon. Your investigations keep circling these anomalies because the clique isn't criminal; they're guardians. Trying to seal these tears before they swallow more." Quinn's mind whirled. Guardians? It fit too neatly with the unexplained elements of Morris's death. The symbols on his body—protective sigils, perhaps, not torture marks. She'd dismissed them as gang tattoos, but now... She set the compass down, watching the needle spin wildly as the rift shimmered one last time before fading. "Assuming you're right," Quinn said slowly, "this isn't over. If these rifts are real, who's opening them? And why here, now?" Eva tucked her hair again, glancing around at the dispersing vendors. "That's the mystery, Detective. The compass was crafted by a Shade artisan—beings from the other side. Elias might have been smuggling unstable ones. Or someone targeted him to destabilize the market. Aurora's been researching similar artifacts; she could help." Quinn's eyes narrowed. Voss again. The clique. This was bigger than one body, bigger than her vendetta. The evidence didn't add up because she'd been looking at it through a mortal lens—crimes of passion, greed. But observation and deduction pointed elsewhere: to the supernatural underbelly she'd long suspected but never pierced. She pocketed the bone token, signaling to the constable. "Bag the compass. And Miss Kowalski? You're coming with me for a statement. Official capacity." Eva nodded, a flicker of relief in her green eyes. As they ascended the stairs, Quinn glanced back at the market, its lanterns dimming like dying stars. The watch on her wrist ticked onward, but time felt warped now. Morris's ghost lingered in her thoughts, urging her forward. Whatever this was, she'd unravel it—rift by rift, clue by clue. The truth was out there, hidden in the shadows, and for the first time, she felt equipped to chase it.
created_at"2026-02-20T19:29:08.042Z" 2/20/2026, 7:29:08 PM
model"x-ai/grok-4-07-09" 4/7/2009, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency18563
moderation_latency(null)
generation_time98773
tokens_prompt923
tokens_completion2677
native_tokens_prompt1492
native_tokens_completion2809
native_tokens_completion_images0
native_tokens_reasoning607
native_tokens_cached1491
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"completed"
usage0.04325625
router(null)
provider_responses
0
endpoint_id"d40bef9d-6936-4c57-9749-bf7399de4a77"
id"d7df7d25-add2-6761-bb55-3c3f9bbfd4f5"
is_byokfalse
latency1413
model_permaslug"x-ai/grok-4-07-09" 4/7/2009, 12:00:00 AM
provider_name"xAI"
status200
api_type"completions"
id"gen-1771615748-8lTfTIFj0Wj8txy5eOpy"
upstream_id"d7df7d25-add2-6761-bb55-3c3f9bbfd4f5"
total_cost0.04325625
cache_discount0.00335475
upstream_inference_cost0
provider_name"xAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags8
adverbTagCount1
adverbTags
0"Quinn said slowly [slowly]"
dialogueSentences24
tagDensity0.333
leniency0.667
rawRatio0.125
effectiveRatio0.083
88.36% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1718
totalAiIsmAdverbs4
found
0
adverb"lazily"
count1
1
adverb"carefully"
count1
2
adverb"really"
count1
3
adverb"slowly"
count1
highlights
0"lazily"
1"carefully"
2"really"
3"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)
33.06% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1718
totalAiIsms23
found
0
word"chill"
count2
1
word"echoed"
count1
2
word"scanning"
count1
3
word"etched"
count4
4
word"vibrated"
count1
5
word"shimmered"
count2
6
word"whisper"
count1
7
word"pulse"
count1
8
word"quickened"
count1
9
word"shattered"
count1
10
word"echoing"
count1
11
word"echo"
count1
12
word"furrowed"
count1
13
word"raced"
count1
14
word"warmth"
count1
15
word"echoes"
count1
16
word"flicker"
count1
17
word"unravel"
count1
highlights
0"chill"
1"echoed"
2"scanning"
3"etched"
4"vibrated"
5"shimmered"
6"whisper"
7"pulse"
8"quickened"
9"shattered"
10"echoing"
11"echo"
12"furrowed"
13"raced"
14"warmth"
15"echoes"
16"flicker"
17"unravel"
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
emotionTells1
narrationSentences102
matches
0"a flicker of relief"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences102
filterMatches
0"watch"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences117
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen73
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1694
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions17
unquotedAttributions1
matches
0"The clique, they called themselves—whispers of a group dabbling in the occult, peddling forbidden goods."
33.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions40
wordCount1173
uniqueNames14
maxNameDensity1.45
worstName"Quinn"
maxWindowNameDensity4
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn17
District1
Line1
Camden2
Town1
Tube1
Morris5
East1
End1
Veil1
Market1
Met1
Eva6
persons
0"Harlow"
1"Quinn"
2"Morris"
3"Eva"
places
0"District"
1"Line"
2"Camden"
3"Town"
4"East"
5"End"
globalScore0.775
windowScore0.333
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences79
glossingSentenceCount1
matches
0"looked like scaled hide"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.59
wordCount1694
matches
0"not pointing north but twitching toward a shadowed alcove"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences117
matches
0"screamed that something"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs29
mean58.41
std33.8
cv0.579
sampleLengths
0123
1101
2125
3120
454
511
634
7116
815
934
1050
1123
1290
1318
1452
1516
1668
1767
1832
1975
2069
2165
2259
2352
2421
2550
2651
2724
2879
98.38% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences102
matches
0"been sucked"
1"was positioned"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs210
matches(empty)
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount16
semicolonCount2
flaggedSentences18
totalSentences117
ratio0.154
matches
0"Eighteen years on the force had honed her instincts to a razor's edge, and tonight they screamed that something was off—way off."
1"The clique, they called themselves—whispers of a group dabbling in the occult, peddling forbidden goods."
2"Graffiti scarred the walls, but one symbol stood out—a etched rune that looked freshly carved, glowing faintly under her flashlight beam."
3"The tunnel opened into chaos—a sprawling underground market teeming with stalls draped in flickering lantern light."
4"But tonight, the market was subdued, clusters of figures—humans and..."
5"others?—huddled around a cordoned area at the far end."
6"But something nagged at her—the evidence didn't add up."
7"Footprints smeared the dust around the body—multiple sets, but none leading away cleanly."
8"And that compass—it didn't belong in a rational world."
9"Her mind raced back to Morris—his body had shown similar desiccation, dismissed as environmental exposure."
10"Peering into the shadows, she spotted it—a faint shimmer, like the tunnel entrance but smaller, unstable."
11"The footprints circled but didn't advance— as if whatever killed him hadn't walked on feet."
12"And the market itself—how had it evaded detection?"
13"\"You see it, don't you? The rift. It's closing, but it left echoes. That's what killed him—pulled his life force into the void. Not a person, not a weapon. Your investigations keep circling these anomalies because the clique isn't criminal; they're guardians. Trying to seal these tears before they swallow more.\""
14"The symbols on his body—protective sigils, perhaps, not torture marks."
15"\"That's the mystery, Detective. The compass was crafted by a Shade artisan—beings from the other side. Elias might have been smuggling unstable ones. Or someone targeted him to destabilize the market. Aurora's been researching similar artifacts; she could help.\""
16"The evidence didn't add up because she'd been looking at it through a mortal lens—crimes of passion, greed."
17"Whatever this was, she'd unravel it—rift by rift, clue by clue."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1186
adjectiveStacks1
stackExamples
0"lay open nearby, entries"
adverbCount35
adverbRatio0.02951096121416526
lyAdverbCount17
lyAdverbRatio0.01433389544688027
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences117
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences117
mean14.48
std12.45
cv0.86
sampleLengths
027
118
215
322
423
510
68
736
815
937
101
118
122
132
1444
1513
1610
1721
1828
199
2018
2111
229
2316
248
2528
2611
2710
289
2914
3011
3115
3214
337
344
354
3630
3714
3823
397
4017
419
4220
4313
4413
456
469
4734
483
492
63.82% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats2
diversityRatio0.39316239316239315
totalSentences117
uniqueOpeners46
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences93
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount22
totalSentences93
matches
0"It was past midnight, the"
1"She adjusted the worn leather"
2"She'd dismissed it as crank"
3"It reminded her too much"
4"Her boots echoed on the"
5"She paused at the bottom,"
6"She reached into her coat"
7"It parted with a whisper"
8"She approached, flashing her badge"
9"she said, her voice steady"
10"Its casing bore a patina"
11"she muttered, echoing the constable"
12"She pushed the thought down,"
13"She was short, about"
14"She picked it up carefully,"
15"Her mind raced back to"
16"She moved toward it, boots"
17"Her heart pounded."
18"It fit too neatly with"
19"She'd dismissed them as gang"
ratio0.237
56.77% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount75
totalSentences93
matches
0"Detective Harlow Quinn stepped off"
1"It was past midnight, the"
2"She adjusted the worn leather"
3"The tip had come anonymously,"
4"the caller had said"
5"She'd dismissed it as crank"
6"The clique, they called themselves—whispers"
7"It reminded her too much"
8"Quinn moved with military precision,"
9"Her boots echoed on the"
10"She paused at the bottom,"
11"Graffiti scarred the walls, but"
12"She reached into her coat"
13"A low hum vibrated through"
14"It parted with a whisper"
15"Quinn's pulse quickened, but she"
16"The tunnel opened into chaos—a"
17"The Veil Market, if the"
18"Vendors hawked wares that defied"
19"The air buzzed with hushed"
ratio0.806
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences93
matches(empty)
ratio0
63.49% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences54
technicalSentenceCount6
matches
0"Detective Harlow Quinn stepped off the rattling District Line train at Camden Town, her sharp jaw set against the chill that seeped through the station's grimy …"
1"It reminded her too much of the case that had claimed DS Morris three years ago, his body found in an East End warehouse with wounds that no blade could have ma…"
2"Vendors hawked wares that defied logic: vials of iridescent liquid that swirled on their own, amulets pulsing with inner fire, books bound in what looked like s…"
3"She approached, flashing her badge to a young constable who looked ready to bolt."
4"Around him, the stall's goods lay in disarray: herbs that smelled of storm clouds, crystals humming faintly."
5"The body was positioned awkwardly, one arm outstretched toward a small brass compass that had rolled a few feet away."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags8
uselessAdditionCount3
matches
0"She'd, but the details matched her ongoing investigation into a string of disappearances linked to what her superiors called"
1"she said, her voice steady"
2"Quinn said, her tone edged"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount1
fancyTags
0"she muttered (mutter)"
dialogueSentences24
tagDensity0.208
leniency0.417
rawRatio0.2
effectiveRatio0.083
77.7074%