Run: 2026-07-08-01KX1MTJBKYF9PGZ9ESQ08XV7S

Run Details

Duration:
47.3s
Cost:
$0.019198
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 descended the rusted service stairs of the abandoned Tube station with the measured tread of someone who had cleared more basements than she cared to remember. Each step rang faintly against the iron, the sound swallowed almost at once by the damp air that smelled of wet concrete, ozone, and something sweeter—incense cut with sulphur. She checked her worn leather watch by the weak beam of her torch. Just past three in the morning. The full moon had slipped, and according to the co-ordinates smuggled to her desk, the Veil Market would hold its place for another fortnight before vanishing again beneath some other forgotten brickwork. The bone token in her pocket was still cold from its earlier use. She had pressed it into the circular depression beside the barred gate at street level; the iron had sighed open like a deliberate thing. Now she moved past the outer stalls where hooded vendors haggled under witch-light lanterns—jars of powdered bone, bottles of thrice-distilled shadow, knives that hummed when unsheathed. Farther in, the market proper opened into what had once been a platform of the old Northern line, cords of fairy-light strung between canopy poles, the rails themselves boarded over and turned into thoroughfares. Blue-and-white tape had no place here, yet someone had strung thin red string etched with glyphs that shimmered when she looked at them too long. Beyond that line two constables in plain clothes guarded a space near the far wall where the tiles still bore the faded name CAMDEN TOWN. Detective Sergeant Hargrove stood with his notebook out, silver-haired and frowning, the very picture of a recognised officer baffled by irregular paperwork. He glanced up as she approached. “Quinn. They said you’d want this one.” She stopped short of the cordon and took the measure of the scene with a soldier’s economy. A body lay sprawled against the tiled wall: male, late twenties, pale under the uneven light. His jacket had been cut open along the seams, pockets turned out. A small brass compass rested two feet from his outstretched right hand, its casing tinted verdigris, the face etched with overlapping protective sigils that caught the lantern glow like frost. Blood had pooled under his left side, dark and already congealing against the old platform stones. “What do we have?” Quinn kept her voice low. Her closely cropped salt-and-pepper hair did not stir in the underground draft; her sharp jaw stayed level. Hargrove flipped a page. “Witnesses—such as they are—heard a short argument near the relic tables. Nobody saw the actual blow. Toxicology will take forever in this mess, but from what I can tell he bled out from a single puncture beneath the ribs. Wallet, phone, whatever cash he had—all gone. Looks like a robbery that went sideways. Market night, easy target, wrong place.” “Who found him?” “Stall-holder who sells silvered glass. He flagged one of our plain-clothes when they refused to move the body until someone in a proper suit showed.” Hargrove nodded toward a freckled young woman standing just outside the red string, curly red hair escaping a loose knot, round glasses reflecting witch-light. A worn leather satchel hung heavy at her hip. “Museum researcher. Claims she knows the market well. I let her stay in case something doesn’t track to standard procedure.” Quinn recognised Eva Kowalski from the file on known associates of the clique she had been watching for months. Childhood friend of the girl Aurora, research assistant to the restricted archives, Oxford pedigree. The detective’s brown eyes narrowed a fraction, then she stepped over the cordon and crouched beside the corpse. The first wrong detail presented itself at once. The puncture wound was clean, almost surgical, yet the jacket’s lining showed no corresponding tear from the outside. The cut along the seams looked deliberate—unpicked rather than slashed. She lifted the left cuff carefully. No defensive wounds on the hands. The man’s nails held only dirt and a fine black grit that smelled faintly of burnt sage. She turned next to the brass compass. Without touching it she angled her torch so the light caught the needle. The needle did not point north. It jittered, then steadied toward the far wall where a cracked mosaic of a river god stared blank-eyed. The face markings—concentric rings and runic notches—matched nothing in the Met’s standard occult glossaries. “That’s a Veil Compass,” Eva said quietly, tucking a curl of red hair behind her left ear. She had stepped closer, green eyes bright behind the round lenses. “Crafted by Shade artisans. The needle locks onto the nearest supernatural rift. If he was holding it when he fell, the thing he was heading for is somewhere through that wall.” Hargrove snorted. “Or he bought a fancy paperweight and died for the change in his pocket. Miss Kowalski has been helpful on the local colour, Quinn, but the evidence is straightforward. Empty pockets. Single stab. Opportunistic market thief.” Quinn rose, dusting her palms on her coat. Her bearing remained straight-backed, military. “Empty pockets, yet he still has a gold signet on his right hand. Thieves take rings if they’re fretting about fingerprints. And look at the blood flow.” She pointed. “He fell sideways after the wound was already made, but there’s almost no spray on the tiles behind him. Whoever stuck him was standing extremely close—within a lover’s reach—and guided the body down to keep the fountain quiet.” She moved along the wall, torch beam following the faint scuff of boot heels that stopped abruptly six inches from the mosaic. The scuffs ended in a perfect half-circle, as if the man had simply ceased moving rather than staggered. Small flecks of verdigris dust from the compass casing glittered in the cracks of the tile. Someone had set the compass carefully after the kill, too carefully for a panicking robber. Eva crouched opposite her, satchel bumping the floor. “The sigils on the face are wards against possession. Whoever owned this was walking into something hostile and wanted an exit mapped. The needle—” She hesitated, then produced a slim notebook from the satchel and sketched the direction. “Points to a secondary access different magicians sealed decades ago. The old escalator shaft behind the river-god mosaic. If you open it, you’ll find a residual portal that flickers when the market is present.” “Or you’ll find a maintenance cupboard and a startled rat,” Hargrove muttered. Quinn ignored him. She sealed the compass into an evidence bag without letting the needle settle again, then examined the body’s shoes. The left sole carried a thin smear of pink chalk dust used only in certain Hull-based summoning circles—an inland formula rarely seen this far south. She brushed a sample into a second bag. “Robberies,” she said, “don’t leave signature dust and custom wards. The killer wanted the market to think this was pocket change and a struggle. What they didn’t account for is the way the body was positioned relative to the compass. He was aiming that needle when someone interrupted him. And he never gripped the compass hard enough to smudge the verdigris. It was placed after death.” Eva’s freckled brow creased. “You mean the compass is a plant.” “I mean the entire tableau is a plant. Whoever did this wanted us to read robbery, close the book, and never notice that the man died while trying to locate a portal. That turns it into an intelligence gathering that got messy.” Quinn straightened, the leather strap of her watch catching the light. “DS Morris and I once worked a warehouse that smelled exactly like this after a failed binding. The binder vanished mid-operation. Files said industrial accident. I still don’t buy it.” Hargrove closed his notebook with a snap. “So we call this a special-interest homicide and escalate. Fine. But the brass won’t thank you for another unsolvable.” Quinn’s gaze stayed on the compass bag. The needle, locked inside plastic, still strained faintly toward the mosaic. She stepped to the wall and ran her fingers along the river god’s carved eyes. The tile shifted a fraction under pressure—not enough for a door, yet enough to reveal a thin seam of darkness that exhaled colder air laced with the same ozone as the market investiture. Eva folded her hands around the strap of her satchel. “If there’s a rift, residual energy will linger until the market moves. Anything that came through might still be close.” “Or anyone who opened it deliberately,” Quinn answered. She stepped back and ordered the constables to expand the perimeter to the sealed shaft, then pulled out her phone and tallied the compass’s provenance from the Shade artisan mark stamped under its hinge. Eva offered a quiet translation of the lesser runes—ward against self-harm, ward against interference, a third that simply meant “return.” Not a decoy. A genuine tool the dead man had trusted. The detective filmed the blood pattern again from three angles, noting the absence of arterial bounce and the presence of small half-moon impressions around the body’s right hip—pressure from a kneeling weight after death to adjust the corpse. No random thief stayed that long. Someone professional, someone versed enough in the market’s etiquette not to raise panic at the stalls, someone who knew how Veil Compasses behaved and decided to leave one as misdirection. Quinn closed her eyes for three seconds, mark of old training, then opened them on the needle once more. It continued to strain toward that invisible door. Whoever wanted this death to look ordinary had overlooked the simplest rule of stagecraft: leave nothing on the stage that does not serve the lie. The compass served a different story entirely. She turned to Hargrove. “Get SOCOs who can handle residual ether. And get a warrant for known associates of any buyer who has purchased Shade craft in the last six months. Miss Kowalski, I need every catalogue entry the British Museum holds on portal markers used in Camden. Quietly.” Eva nodded, tucking hair again behind her left ear, green eyes serious. “You’ll have it by morning. There’s an old ledger entry that links such compasses to an address in Spitalfields—” She stopped herself, cheeks colouring under the freckles. “I can bring the scans.” Detective Quinn stood a moment longer under the witch-light, the marketplace’s ceaseless murmur washing around her like distant surf. Eighteen years of decorated service had taught her the difference between a transfer and a planted clue. The evidence had never added up to a robbery. The real arithmetic pointed somewhere colder, and deeper, and still open. She sealed the last bag, checked her watch once more, and walked toward the mosaic to see just how far the needle would insist she go.
created_at"2026-07-08T19:56:06.392Z" 7/8/2026, 7:56:06 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency392
moderation_latency(null)
generation_time47182
tokens_prompt923
tokens_completion3067
native_tokens_prompt1034
native_tokens_completion3111
native_tokens_completion_images(null)
native_tokens_reasoning857
native_tokens_cached1024
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"
usage0.019198
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provider_responses
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is_byokfalse
latency108
model_permaslug"x-ai/grok-4.5-20260708"
provider_name"xAI"
status200
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api_type"completions"
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provider_name"xAI"
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data_region"global"

Evaluation details

Result Evaluator Details Meta Data
40.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags11
adverbTagCount2
adverbTags
0"Eva said quietly [quietly]"
1"She hesitated then [then]"
dialogueSentences25
tagDensity0.44
leniency0.88
rawRatio0.182
effectiveRatio0.16
86.09% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1797
totalAiIsmAdverbs5
found
0
adverb"very"
count1
1
adverb"carefully"
count3
2
adverb"deliberately"
count1
highlights
0"very"
1"carefully"
2"deliberately"
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)
61.05% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1797
totalAiIsms14
found
0
word"measured"
count1
1
word"etched"
count2
2
word"shimmered"
count1
3
word"standard"
count2
4
word"mosaic"
count5
5
word"perfect"
count1
6
word"weight"
count1
7
word"ceaseless"
count1
highlights
0"measured"
1"etched"
2"shimmered"
3"standard"
4"mosaic"
5"perfect"
6"weight"
7"ceaseless"
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
narrationSentences82
matches(empty)
90.59% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount3
hedgeCount0
narrationSentences82
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences96
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen66
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1784
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions10
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions41
wordCount1204
uniqueNames17
maxNameDensity0.83
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn10
Tube1
Veil2
Market1
Northern1
Sergeant1
Hargrove7
Eva7
Kowalski1
Aurora1
Oxford1
Met1
Hull-based1
Shade1
Compasses1
Detective3
persons
0"Harlow"
1"Quinn"
2"Sergeant"
3"Hargrove"
4"Eva"
5"Kowalski"
6"Aurora"
7"Hull-based"
8"Compasses"
9"Detective"
places
0"Market"
1"Oxford"
2"Met"
3"Shade"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences71
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1784
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences96
matches(empty)
99.57% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs32
mean55.75
std27.79
cv0.498
sampleLengths
0109
197
278
37
491
526
663
73
878
951
1065
1158
1259
1338
1480
1571
1680
1712
1855
1966
2011
2183
2226
2366
2430
258
2665
2774
2859
2949
3044
3182
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences82
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs190
matches(empty)
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount9
semicolonCount2
flaggedSentences10
totalSentences96
ratio0.104
matches
0"Each step rang faintly against the iron, the sound swallowed almost at once by the damp air that smelled of wet concrete, ozone, and something sweeter—incense cut with sulphur."
1"She had pressed it into the circular depression beside the barred gate at street level; the iron had sighed open like a deliberate thing."
2"Now she moved past the outer stalls where hooded vendors haggled under witch-light lanterns—jars of powdered bone, bottles of thrice-distilled shadow, knives that hummed when unsheathed."
3"Her closely cropped salt-and-pepper hair did not stir in the underground draft; her sharp jaw stayed level."
4"The cut along the seams looked deliberate—unpicked rather than slashed."
5"The face markings—concentric rings and runic notches—matched nothing in the Met’s standard occult glossaries."
6"The left sole carried a thin smear of pink chalk dust used only in certain Hull-based summoning circles—an inland formula rarely seen this far south."
7"The tile shifted a fraction under pressure—not enough for a door, yet enough to reveal a thin seam of darkness that exhaled colder air laced with the same ozone as the market investiture."
8"Eva offered a quiet translation of the lesser runes—ward against self-harm, ward against interference, a third that simply meant “return.” Not a decoy."
9"The detective filmed the blood pattern again from three angles, noting the absence of arterial bounce and the presence of small half-moon impressions around the body’s right hip—pressure from a kneeling weight after death to adjust the corpse."
97.27% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1229
adjectiveStacks0
stackExamples(empty)
adverbCount53
adverbRatio0.043124491456468676
lyAdverbCount16
lyAdverbRatio0.013018714401952807
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences96
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences96
mean18.58
std12.81
cv0.689
sampleLengths
029
129
213
36
432
513
624
726
834
925
1025
1122
126
137
1417
1516
1612
1730
1816
199
2017
214
2259
233
2449
259
2620
2719
2814
2918
308
3118
3210
336
346
3517
367
3713
386
3918
4014
4117
4211
4331
442
4536
468
475
4829
4938
67.71% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats5
diversityRatio0.4375
totalSentences96
uniqueOpeners42
43.29% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences77
matches
0"Just past three in the"
ratio0.013
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount21
totalSentences77
matches
0"She checked her worn leather"
1"She had pressed it into"
2"He glanced up as she"
3"She stopped short of the"
4"His jacket had been cut"
5"Her closely cropped salt-and-pepper hair"
6"She lifted the left cuff"
7"She turned next to the"
8"It jittered, then steadied toward"
9"She had stepped closer, green"
10"Her bearing remained straight-backed, military."
11"She moved along the wall,"
12"She hesitated, then produced a"
13"She sealed the compass into"
14"She brushed a sample into"
15"She stepped to the wall"
16"She stepped back and ordered"
17"It continued to strain toward"
18"She turned to Hargrove."
19"She stopped herself, cheeks colouring"
ratio0.273
31.43% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount66
totalSentences77
matches
0"Detective Harlow Quinn descended the"
1"Each step rang faintly against"
2"She checked her worn leather"
3"The full moon had slipped,"
4"The bone token in her"
5"She had pressed it into"
6"Detective Sergeant Hargrove stood with"
7"He glanced up as she"
8"She stopped short of the"
9"A body lay sprawled against"
10"His jacket had been cut"
11"A small brass compass rested"
12"Blood had pooled under his"
13"Quinn kept her voice low"
14"Her closely cropped salt-and-pepper hair"
15"Hargrove flipped a page."
16"Hargrove nodded toward a freckled"
17"A worn leather satchel hung"
18"Quinn recognised Eva Kowalski from"
19"Childhood friend of the girl"
ratio0.857
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences77
matches
0"Now she moved past the"
1"Whoever wanted this death to"
ratio0.026
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences47
technicalSentenceCount10
matches
0"Detective Harlow Quinn descended the rusted service stairs of the abandoned Tube station with the measured tread of someone who had cleared more basements than …"
1"Each step rang faintly against the iron, the sound swallowed almost at once by the damp air that smelled of wet concrete, ozone, and something sweeter—incense c…"
2"Now she moved past the outer stalls where hooded vendors haggled under witch-light lanterns—jars of powdered bone, bottles of thrice-distilled shadow, knives th…"
3"Blue-and-white tape had no place here, yet someone had strung thin red string etched with glyphs that shimmered when she looked at them too long."
4"A small brass compass rested two feet from his outstretched right hand, its casing tinted verdigris, the face etched with overlapping protective sigils that cau…"
5"She moved along the wall, torch beam following the faint scuff of boot heels that stopped abruptly six inches from the mosaic."
6"The scuffs ended in a perfect half-circle, as if the man had simply ceased moving rather than staggered."
7"The tile shifted a fraction under pressure—not enough for a door, yet enough to reveal a thin seam of darkness that exhaled colder air laced with the same ozone…"
8"Someone professional, someone versed enough in the market’s etiquette not to raise panic at the stalls, someone who knew how Veil Compasses behaved and decided …"
9"Whoever wanted this death to look ordinary had overlooked the simplest rule of stagecraft: leave nothing on the stage that does not serve the lie."
79.55% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags11
uselessAdditionCount1
matches
0"She stopped, cheeks colouring under the freckles"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount1
fancyTags
0"Hargrove muttered (mutter)"
dialogueSentences25
tagDensity0.16
leniency0.32
rawRatio0.25
effectiveRatio0.08
83.2177%