Run: 2026-07-08-01KX1MAKY8X0B2QJ3VGR978M2Q

Run Details

Duration:
48.4s
Cost:
$0.017392
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="4417" name="Tomás Herrera" aliases="Tommy, Tomás, Herrera" pronouns="he/him" species="Human" storyRole="Support"> <eyeColor>warm brown</eyeColor> <hair>short curly dark brown</hair> <height>5'10"</height> <age>29</age> <skinTone>olive skin</skinTone> <scar>scar running along his left forearm from a knife attack</scar> <medallion>Saint Christopher medallion around his neck</medallion> <birthplace>Seville, Spain</birthplace> <description>A former paramedic who provides off-the-books medical care for the clique.</description> <backstory>Born in Seville, Spain. He moved to London to work for the NHS but lost his license after administering unauthorized treatments to supernatural patients.</backstory> </character> <location id="854" name="The Raven's Nest" aliases="the Nest, Raven, Silas' bar" realm="Earth"> <signColor>distinctive green neon sign above the entrance</signColor> <secretRoom>hidden back room accessible through a bookshelf, used for clandestine meetings</secretRoom> <description>A dimly lit bar in Soho, London. The walls are covered with old maps and black-and-white photographs.</description> </location> <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> </codex> Write a fully fleshed out scene of at least 1000 words in the thriller genre. A detective is pursuing a suspect through rain-soaked city streets at night. The chase takes them from the street level down into an underground market. The detective must decide whether to follow the suspect into unfamiliar and potentially dangerous territory. 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
Rain hammered the asphalt like a thousand tiny fists, turning the night streets of Camden into a slick black mirror that threw back the orange smear of sodium lamps and the leaking glow of shopfronts long since shuttered. Detective Harlow Quinn ran hard, boots splashing through puddles that stank of diesel and old urine, her closely cropped salt-and-pepper hair plastered flat against her skull. Water streamed off the sharp line of her jaw and soaked the collar of her wool coat. She did not slow. The man ahead—hooded, lean, the right height and gait of the one who had slipped the message into her dead partner’s old flat—had maybe forty meters on her and was pulling for the shadows. She clocked the turn he took: left into the warren of brick alleyways behind the market stalls, away from the cameras that still blinked on hawker-road CCTV. Eighteen years of Metropolitan Police work had taught her the difference between a runner who panicked and one who knew exactly where he was going. This one knew. Military precision kept her own stride even, breathing controlled, the worn leather watch on her left wrist ticking the seconds against sweat-damp skin. Brown eyes fixed on the flash of pale trainers vanishing around a dripping red-brick corner. “Stop! Police!” The shout tore from her throat and bounced uselessly off wet walls. A bin lid clattered somewhere deeper in. She rounded the corner in time to see him vault a low chain-link fence into a disused freight yard, land soft, and sprint for a half-collapsed loading bay. Quinn cleared the fence a second later, coat snagging long enough to slow her by a heartbeat. She tore free and hit the cracked concrete running, lungs burning cold air mixed with the metal tang of rain. The yard smelled of rust and forgotten cargo. He had disappeared into the loading bay’s black mouth. Quinn drew her extendable baton as she entered, the click of its telescoping metal lost under the louder drum of rain on corrugated roofing. Emergency lighting flickered somewhere deeper, a sick yellow pulse. Water ran in sheets from holes in the ceiling, pooling around her boots. She moved along the wall, ears straining past the weather for footfalls. There—scrape of stone, hurried breath. She saw him at the far end, shoulder to a rusted metal door set into the concrete floor of an old service lift. He was feeding something into a slot: a pale disc the size of a large coin, bone-white even in the dim light. The door whined open on hidden hinges. He slipped through and the panel began to close. Quinn lunged. Her fingers closed on cold metal just before the gap vanished. She braced, military training screaming in her calves and back, and forced the heavy panel wide enough to squeeze through. It sealed behind her with a thud that left the rain suddenly distant, as though someone had clamped a lid over the city. The stairwell descended in a tight spiral of unswept concrete and iron railings manky with decades of grime. Sodium leaks from above painted everything the color of old brass. Quinn took the steps two at a time, baton ready, watching for ambush. The air grew thicker, warmer, carrying braised meat and incense and something chemical that itched the back of her throat. Hushed voices rose from below like the murmur of a half-drowned crowd. She checked the watch again—still ticking, still her only tether to ordinary time—and pressed on. Three flights down the stairs opened onto a long tiled corridor that had once been part of the Tube network. Cream and red glazed bricks arched overhead, cracked and scrawled with chalk symbols she did not recognize. Sodium emergency strips were snuffed; instead, jars of luminescence hung from wires, casting a greenish underwater light across wet floors. Farther ahead the corridor spilled into a cavernous space: platforms, abandoned tracks filled with sand and crude wooden stalls, the whole grave-quiet space whispering with commerce. The Veil Market. She had heard the name in three separate narcotics briefings that never quite stuck, the kind of tip that evaporated when you pressed. Bone tokens for entry. Locations that shifted after every full moon. No official file thick enough to justify a raid. The hooded man was already halfway down the nearest platform, heading for a cluster of awnings near an ancient ticket booth. Quinn hesitated at the corridor’s mouth, one boot on the yellow safety line, heart kicking hard against her ribs. Unfamiliar territory. Potentially hostile. The guidelines for going off-grid in a pursuit were clear: call for support, establish a perimeter, wait. But support would take twenty minutes minimum, and the suspect would vanish into whatever underground rivers fed this place. The message he left in Morris’s flat had smelled faintly of the same incense hanging in the air now. Three years of unanswered questions about her partner’s death sat like a stone in her gut. She could almost see Morris looking at her with that dry half-smile he used when she was about to do something stupid and necessary. She stepped over the line. The market swallowed sound and spat out new ones: glass chiming, low laughter, the wet slap of something meaty being butchered on a butcher’s block that had once been a signal box. Stalls crowded the old platforms and the sanded tracks between them. A woman with too many bracelets sold powders that shifted color when she tilted the vials; a man with scarred hands arranged rows of yellowed teeth in velvet trays; farther on someone offered stacks of maps drawn in silver ink that seemed to rearrange when Quinn glanced away. Faces turned toward her in unhurried appraisal—some human, some less so, eyes catching the jar light wrong. No one shouted alarm. A bone token was currency and passport both, and she had none. Quinn kept moving, baton low along her thigh, coat flaring with each purposeful stride. The hooded man paused at a stall draped in black silk and spoke to the proprietor, a stout figure whose face stayed in shadow under a peaked cap. Exchange of something small. Money or information. Quinn closed the gap, her own footfalls muted by the sand underfoot. She was ten meters away when he glanced back and saw her. Brown eyes locked. For a split second panic flared in his expression, then calculation. He bolted left between two canvas awnings into a narrow secondary tunnel lit by a single swaying lantern. She followed hard. The tunnel walls were raw brick sweating moisture, the floor slick. He was fast, but fear made him careless; he skidded on a puddle and lost half a second. Quinn closed. She almost had him when he yanked a side door and flung himself through it into a storeroom lined with crates. She slammed the door open on his heels. He spun, pulling a short blade that caught the lantern light in a ugly white flare. Quinn snapped the baton out to full length and took the guard stance without thinking: military, precise, weight forward. “Metropolitan Police. Drop it.” He lunged instead. The blade arced for her midsection. She twisted, coat fabric parting under the edge with a soft rip, and slammed the baton into his wrist with a sharp crack. The knife clattered away. He yelped and tried a clumsy left hook. She stepped inside it, drove a knee into his thigh, and shoved him hard into the crates. Wood splintered. He hit the floor and she was on him, knee in the small of his back, one hand twisting his arm, the other snugging the baton across his throat just enough to make the point. “Who sent the message to the flat on Acre Lane?” she hissed, breath hot against the back of his neck. Stormwater still dripped from her hair onto his hood. “Talk or I drag you into daylight and you explain the bone token to custody.” He gasped something dirty and Spanish-laced. She increased pressure fractionally. From deeper in the market the murmur of trade continued, uninterrupted; apparently stabbings and police chases were simply weather here. “I don’t know English names,” he choked. “Just a job. Drop the envelope. Get paid.” Quinn’s brown eyes narrowed. The scarred leather of her watchband dug into her wrist as she held him. “Paid by who?” A soft scuff of footsteps came from the tunnel outside. She risked a glance past the half-open door. A silhouette blocked the lantern light: tall, curly dark hair catching green luminescence, olive skin, a Saint Christopher medallion glinting at the open collar of a wet jacket. Tomás Herrera. Off-the-books medic. Clique-adjacent, if the half-whispers at the Raven’s Nest were true. He raised empty hands, palms out, warm brown eyes meeting hers without challenge. “Detective.” His accent still carried Seville under the London grit. “You are far from the surface. Bad place for a badge.” Quinn did not ease off the suspect. “And you are far from a legal clinic, Herrera. Did he call you?” “I followed the noise. What happens in the Market rarely stays quiet when outsiders arrive.” His gaze flicked to the man thrashing weakly under her. “That one works runner jobs for three different faces. None of them like loose ends.” The man under her tried another curse. She silenced him with a sharper press of the baton. Rainwater still ran down her face. She felt the decision crystallize the way field ops sometimes did: clear, cold, irreversible. Support was hours and world away. The Veil Market was not a place she could legally seal. But the envelope that had appeared in Morris’s empty flat three nights ago—handwritten coordinates for an abandoned Tube station that shifted every full moon—had his old warrant number scrawled in the margin in a hand that looked almost like her dead partner’s. Supernatural origins she still did not fully understand. Origins that had killed him. “Get up,” she told the runner, hauling him upright while keeping the baton ready. Blood from his cut wrist dotted the crates. “You’re walking out with me. Quietly. Or I leave you for whoever pays runners and then forgets their names.” Herrera shifted his weight, that scar along his left forearm pale against olive skin when he crossed his arms. “They will not let either of you leave without a token. You came in on his. Out is different.” Quinn’s sharp jaw tightened. The weight of the city pressed down through layers of earth and abandoned brick. She looked from the suspicious Oliver-skinned medic to the twitching, bleeding man in her grip, then out at the green-lit tunnel that led deeper into the Market’s hidden heart. A detective’s duty was clear on paper. The truth about Morris waited somewhere past the token-seller and the silver maps. She dried her face with one wet sleeve, hearing the rain far above trying and failing to reach them. “Then I guess,” she said, low and steady, “we make our own exit.” She shoved the runner toward the tunnel mouth and stepped after him, every sense stretched thin, the leather watch ticking against her pulse like a second, harder heart. The Market’s breath closed in around them, waiting to see which way she would break.
created_at"2026-07-08T19:47:23.726Z" 7/8/2026, 7:47:23 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency436
moderation_latency(null)
generation_time48352
tokens_prompt914
tokens_completion2966
native_tokens_prompt1016
native_tokens_completion2784
native_tokens_completion_images(null)
native_tokens_reasoning441
native_tokens_cached896
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"completed"
service_tier"default"
usage0.017392
router(null)
provider_responses
0
endpoint_id"0e927811-b1a8-4604-8b86-db5ce6eaa87c"
id"33dfdf74-d805-93c3-b376-7c1057ca43dd"
is_byokfalse
latency119
model_permaslug"x-ai/grok-4.5-20260708"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783540043-J1eMWI9jPrjxT96D1QY3"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783540043-mbU1tv6zeVLYQoo62Q9M"
upstream_id"33dfdf74-d805-93c3-b376-7c1057ca43dd"
total_cost0.017392
cache_discount0.001344
upstream_inference_cost0
provider_name"xAI"
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
totalTags6
adverbTagCount0
adverbTags(empty)
dialogueSentences16
tagDensity0.375
leniency0.75
rawRatio0
effectiveRatio0
97.35% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1888
totalAiIsmAdverbs1
found
0
adverb"suddenly"
count1
highlights
0"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)
68.22% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1888
totalAiIsms12
found
0
word"flickered"
count1
1
word"pulse"
count2
2
word"grave"
count1
3
word"velvet"
count1
4
word"silk"
count1
5
word"weight"
count3
6
word"footsteps"
count1
7
word"glinting"
count1
8
word"flicked"
count1
highlights
0"flickered"
1"pulse"
2"grave"
3"velvet"
4"silk"
5"weight"
6"footsteps"
7"glinting"
8"flicked"
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
narrationSentences124
matches(empty)
96.77% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount2
narrationSentences124
filterMatches
0"watch"
hedgeMatches
0"began to"
1"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences133
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen48
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1880
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions8
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions42
wordCount1730
uniqueNames20
maxNameDensity0.81
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Camden1
Harlow1
Quinn14
Metropolitan1
Police1
Tube2
Veil2
Market4
Morris4
Stormwater1
Spanish-laced1
Saint1
Christopher1
Herrera2
Raven1
Nest1
Seville1
London1
Blood1
Oliver-skinned1
persons
0"Harlow"
1"Quinn"
2"Police"
3"Market"
4"Morris"
5"Stormwater"
6"Saint"
7"Christopher"
8"Herrera"
places
0"Raven"
1"Seville"
2"London"
globalScore1
windowScore1
99.49% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences99
glossingSentenceCount2
matches
0"ink that seemed to rearrange when Quinn glanced away"
1"uninterrupted; apparently stabbings and polic"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1880
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences133
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs28
mean67.14
std39.39
cv0.587
sampleLengths
0119
193
286
375
466
556
689
7129
8139
95
10124
11105
1298
134
1498
1544
1630
1715
1821
1973
2021
2120
2240
23109
2441
2538
2686
2756
99.60% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences124
matches
0"were snuffed"
1"being butchered"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs284
matches
0"was pulling"
1"was going"
2"was feeding"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount8
semicolonCount5
flaggedSentences9
totalSentences133
ratio0.068
matches
0"The man ahead—hooded, lean, the right height and gait of the one who had slipped the message into her dead partner’s old flat—had maybe forty meters on her and was pulling for the shadows."
1"There—scrape of stone, hurried breath."
2"She checked the watch again—still ticking, still her only tether to ordinary time—and pressed on."
3"Sodium emergency strips were snuffed; instead, jars of luminescence hung from wires, casting a greenish underwater light across wet floors."
4"A woman with too many bracelets sold powders that shifted color when she tilted the vials; a man with scarred hands arranged rows of yellowed teeth in velvet trays; farther on someone offered stacks of maps drawn in silver ink that seemed to rearrange when Quinn glanced away."
5"Faces turned toward her in unhurried appraisal—some human, some less so, eyes catching the jar light wrong."
6"He was fast, but fear made him careless; he skidded on a puddle and lost half a second."
7"From deeper in the market the murmur of trade continued, uninterrupted; apparently stabbings and police chases were simply weather here."
8"But the envelope that had appeared in Morris’s empty flat three nights ago—handwritten coordinates for an abandoned Tube station that shifted every full moon—had his old warrant number scrawled in the margin in a hand that looked almost like her dead partner’s."
76.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1759
adjectiveStacks4
stackExamples
0"against sweat-damp skin."
1"whole grave-quiet space"
2"tall, curly dark hair"
3"suspicious Oliver-skinned medic"
adverbCount57
adverbRatio0.03240477544059125
lyAdverbCount15
lyAdverbRatio0.008527572484366117
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences133
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences133
mean14.14
std9.25
cv0.654
sampleLengths
038
126
217
34
434
527
625
73
823
915
1014
117
1228
1317
1420
158
169
1724
189
1913
2012
215
2223
2322
247
259
262
2711
2820
2923
3018
3111
3213
3320
3412
3515
3620
3717
3820
3926
403
4123
424
437
449
4521
4619
472
482
4917
69.92% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats2
diversityRatio0.42857142857142855
totalSentences133
uniqueOpeners57
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences116
matches(empty)
ratio0
78.62% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount41
totalSentences116
matches
0"She did not slow."
1"She clocked the turn he"
2"She rounded the corner in"
3"She tore free and hit"
4"He had disappeared into the"
5"She moved along the wall,"
6"She saw him at the"
7"He was feeding something into"
8"He slipped through and the"
9"Her fingers closed on cold"
10"She braced, military training screaming"
11"It sealed behind her with"
12"She checked the watch again—still"
13"She had heard the name"
14"She could almost see Morris"
15"She stepped over the line."
16"She was ten meters away"
17"He bolted left between two"
18"She followed hard."
19"He was fast, but fear"
ratio0.353
20.34% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount102
totalSentences116
matches
0"Detective Harlow Quinn ran hard,"
1"Water streamed off the sharp"
2"She did not slow."
3"The man ahead—hooded, lean, the"
4"She clocked the turn he"
5"This one knew."
6"Military precision kept her own"
7"Brown eyes fixed on the"
8"The shout tore from her"
9"A bin lid clattered somewhere"
10"She rounded the corner in"
11"Quinn cleared the fence a"
12"She tore free and hit"
13"The yard smelled of rust"
14"He had disappeared into the"
15"Quinn drew her extendable baton"
16"Emergency lighting flickered somewhere deeper,"
17"Water ran in sheets from"
18"She moved along the wall,"
19"There—scrape of stone, hurried breath."
ratio0.879
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences116
matches(empty)
ratio0
83.33% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences72
technicalSentenceCount6
matches
0"She had heard the name in three separate narcotics briefings that never quite stuck, the kind of tip that evaporated when you pressed."
1"The market swallowed sound and spat out new ones: glass chiming, low laughter, the wet slap of something meaty being butchered on a butcher’s block that had onc…"
2"A woman with too many bracelets sold powders that shifted color when she tilted the vials; a man with scarred hands arranged rows of yellowed teeth in velvet tr…"
3"He spun, pulling a short blade that caught the lantern light in a ugly white flare."
4"But the envelope that had appeared in Morris’s empty flat three nights ago—handwritten coordinates for an abandoned Tube station that shifted every full moon—ha…"
5"She looked from the suspicious Oliver-skinned medic to the twitching, bleeding man in her grip, then out at the green-lit tunnel that led deeper into the Market…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags6
uselessAdditionCount0
matches(empty)
25.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount2
fancyTags
0"she hissed (hiss)"
1"he choked (choke)"
dialogueSentences16
tagDensity0.25
leniency0.5
rawRatio0.5
effectiveRatio0.25
80.4890%