Run: 2026-07-08-01KX1KWDX2ANX6CS90HC0SFMX3

Run Details

Duration:
1m 20s
Cost:
$0.021880
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
The floodlights had been dragged too far forward. Detective Harlow Quinn noticed it the moment she cleared the last of the patrol tape and stepped into the throat of the abandoned spur. The beams carved hard white cones through a haze of brick dust and old soot, then died against the curve of the tunnel twenty yards ahead, leaving the far dark unchallenged. Whoever had set them had assumed the crime stopped where the light did. Quinn did not. She checked the worn leather watch on her left wrist by habit rather than need. 00:47. Military bearing held her shoulders level as she advanced, boots finding the dry patches on the stained concrete. Salt-and-pepper stubble caught the light when she turned her head; her sharp jaw did not soften. Eighteen years on the Met and she still hated the way an underground crime scene smelt—copper, mildew, and something sweeter underneath that she could not yet name. DS Bridges waited beside the body with the easy impatience of a man who had already decided what he was looking at. He was younger than her, cheeks still capable of heat, notebook open like a verdict already half written. “Quinn. Glad command punted this one your way. Looks like the usual Camden weirdness got a body for once.” He gestured with the end of his pen. “Male, mid-thirties. Found by a pair of urban explorers two hours ago. They said the gate at street level was already forced. Forensics is still packing out the approach.” Quinn let her gaze rest first on the tunnel walls rather than the corpse. Victorian tile in cracked cream and green. Water stains like old bruises. Bullet-scarred wiring trays that hadn’t carried current since the war. And every ten feet or so, a clean rectangle of soot had been wiped away as if someone had been careful not to leave prints on surfaces that mattered. She crouched without invitation and studied the concrete under her own feet. Fine gray ash clung to the edges of her heel. That ash was not on the soles of the dead man’s expensive walking boots. “You bagged his footwear?” she asked. “Already. Clean. Like he floated in.” Bridges nearly smiled at his own joke. “Costume jewelry on the left wrist—bone-looking thing on a leather cord. We took it as a cult white-power token or some goth affectation. Toxicology will tell us the rest. My money’s on a bad batch of something and a panic attack in the dark. Or a deal gone sideways. Camden’s full of both.” Quinn stood and finally looked at the body properly. He lay on his side in rare close-to-natural repose, one arm flung toward the wall, cheek against the damp. Early forties, perhaps. Italian wool coat, no label. The coat had been unbuttoned carefully after death; the shirt beneath showed three neat slashes along the left clavicle that had barely bled. That was the first wrongness. Arterial spray should have put a shining arc up the tile. Instead the blood had puddled beneath him in a dull oval that looked poured rather than pumped. She knelt again, leather watch strap creaking, and leaned close enough that the sweet-ozone under-smell sharpened. No copper tang of fresh hemorrhage. The slashes had been made after the heart stopped. Or the man had already been empty. Bridges cleared his throat. “Scene tech said the wounds look surgical. Maybe a message. We’ve had three ritual flourishes this year—pentagrams chalked in housing estates, that sort of rubbish. I’ll put company through the occult hate-crime desk and move on.” “Rituals leave residue,” Quinn said. She did not look up. “Wax. Ash. Iron filings. Rage. This floor has been swept.” She rose and walked a slow circle, the military precision of her steps counting the irregularities. There: a scuff of boot leather going the wrong direction relative to the explorers’ route. There: a greasy circular smear the diameter of a coffee saucer, wiped almost clean. And six feet beyond the body’s outstretched hand, half kicked under a rusted signal box, a dull glint that the floodlights had missed because Bridges’s men had angled them wrong. Quinn drew a penlight from her coat, flicked it on, and dropped to one knee. The object was a small brass compass no larger than her palm. Verdigris bloomed across the casing like old green fire. Protective sigils had been etched into the face—circles within circles, a language she had never studied and yet half recognized from photographs in Morris’s last unfinished file. The glass was uncracked. The needle did not point north. It shivered in minute arcs, always returning to the blank stretch of wall just past the signal box where two hydraulic doorframes had once met. She did not touch it. “Pack this separately. Full spectral, prints, toolmarks. And I want the bone charm from his wrist under microscope before anyone stamps a category on it.” Bridges shifted his weight. “Harlan—Detective—there’s nothing here but dead man and bad architecture. We dusted. Place is wiped. These explorers said the metal gate at street level showed crowbar marks matching every other squatter entry this month. I’ll give the Super the cult angle if she wants headlines. Otherwise we write him as unidentified and let CID tech dig his dental.” Quinn switched her penlight to the wall the needle favored. No seams she could see. No scorch. But the ash stopped two precise inches short of the tile line, as though air itself had refused passage after a certain hour. She pressed her gloved palm flat against the surface. Cold, then a residual warmth that shouldn’t have lived in brick this deep. Like the faint heat left in a kettle minutes after the power cuts. Her mind ran the sequence again without mercy. Forced gate upstairs that the explorers claimed for themselves—yet no soot transfer on the victim’s low-profile boots, which meant he hadn’t walked the same filthy approach. Surgical postmortem wounds meant the killer had time, light, and no fear of interruption. Omega-shaped wipe patterns on the floor. A compass that pointed at nothing ordinary. A bone token he had apparently worn, and Bridge’s lazy assumption that fetish jewelry meant nothing more than fashion. “He didn’t force the gate,” she said quietly. “Someone who belongs here opened it for him, or he carried the right key. Then he was killed after he was already dead to medical convention. And this—” she indicated the compass with the beam and let it rest on the twitching needle—“was either dropped by him or left for us to find.” Bridges closed his notebook with a soft clap. “You’re reaching.” “I’m counting,” Quinn answered. She rose. The military line of her spine stayed unbroken. “The explorers came in from the street. Their prints are on the crowbarred gate. How did our man arrive with clean soles in the same corridor of ash? He came another way. Look at the signal box rail. Fresh scrape where something heavy hung and was removed after midnight. Look at the blood that never sprayed. Look at the compass that refuses north.” She recalled, unbidden, the rain-slick warehouse three years earlier and Morris’s body on a similar concrete floor. The same low ozone after-smell. The same absence of ordinary trail. She had put that file down as irregular cardiac arrest until the walls started whispering in her dreams. She would not make the same mistake twice. “I want every underground service map for this spur,” she said. “I want the last known layout before they sealed it in sixty-two. Get me the urban explorers back under caution—ask whether they noticed iron rings set into the brick or bone chips ground into the threshold. And that compass goes to the specialist lab, not the general property bay. Label it for residual energy if they still have a column for that rubbish.” Bridges stared as if she had begun speaking in tongues. “Quinn. With respect. You’re describing ghost stories.” “I’m describing inconsistencies.” She turned the full force of brown eyes on him, the years of decorated service heavy behind them. “Your interpretation requires the dead man to levitate, then return after the culprit carefully wiped every surface that might hold a print. Mine requires that this place is not as abandoned as Transport for London claims. That people meet here. That they pay a price for entry.” She crouched once more, this time by the discarded compass. Up close the verdigris was uneven, thickest along the hinge—old, deliberate aging, not neglect. The etched sigils caught her light and threw it back in shallow flares that had no right angle of reflection. The needle steadied only when she aligned her own body with the blank wall. Pointing. Always pointing. Toward a threshold her eyes still refused to admit. Quinn stood. Dusted ash from her gloves with two precise strokes. “Leave the floods exactly where they are. I want another team down here at first light with better arrays and a geological survey kit. Something was opened beside that signal box, Bridges. And something—someone—is still counting the hours until it can open again.” She checked her leather watch one last time. The second hand swept withCivil-service indifference. Above them, through layers of ballast and Camden brick, a night bus rumbled, ordinary and uninvolved. Below, the abandoned spur held its silence like a held breath. Detective Harlow Quinn walked the measured circle once more, cataloguing every absence, every wrongness, until even Bridges shut his mouth and began to take the notes she dictated. The true shape of the evening had begun to assemble itself in the spaces the ordinary explanation could not fill.
created_at"2026-07-08T19:39:38.794Z" 7/8/2026, 7:39:38 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
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cancelledfalse
latency447
moderation_latency(null)
generation_time79638
tokens_prompt923
tokens_completion2887
native_tokens_prompt1034
native_tokens_completion3558
native_tokens_completion_images(null)
native_tokens_reasoning1546
native_tokens_cached1024
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
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origin"https://ncbench.com/"
is_byokfalse
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is_byokfalse
latency117
model_permaslug"x-ai/grok-4.5-20260708"
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total_cost0.02188
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provider_name"xAI"
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data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags9
adverbTagCount1
adverbTags
0"she said quietly [quietly]"
dialogueSentences21
tagDensity0.429
leniency0.857
rawRatio0.111
effectiveRatio0.095
93.82% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1618
totalAiIsmAdverbs2
found
0
adverb"carefully"
count2
highlights
0"carefully"
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)
66.01% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1618
totalAiIsms11
found
0
word"glint"
count1
1
word"flicked"
count1
2
word"etched"
count2
3
word"spectral"
count1
4
word"charm"
count1
5
word"weight"
count1
6
word"warmth"
count1
7
word"aligned"
count1
8
word"silence"
count1
9
word"measured"
count1
highlights
0"glint"
1"flicked"
2"etched"
3"spectral"
4"charm"
5"weight"
6"warmth"
7"aligned"
8"silence"
9"measured"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches0
maxInWindow0
found(empty)
highlights(empty)
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences93
matches(empty)
81.41% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount3
hedgeCount1
narrationSentences93
filterMatches
0"watch"
hedgeMatches
0"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences105
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen65
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1608
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions11
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions25
wordCount1091
uniqueNames7
maxNameDensity0.92
worstName"Quinn"
maxWindowNameDensity1.5
worstWindowName"Quinn"
discoveredNames
Harlow2
Quinn10
Met1
Bridges8
Morris2
Bridge1
Camden1
persons
0"Harlow"
1"Quinn"
2"Bridges"
3"Morris"
4"Bridge"
places(empty)
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences70
glossingSentenceCount1
matches
0"e token he had apparently worn, and Bridge’s"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1608
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences105
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs28
mean57.43
std29.31
cv0.51
sampleLengths
079
177
240
356
4101
56
666
79
8121
940
1020
1175
1215
1383
1430
1561
1675
1780
1861
1910
2077
2154
2274
2317
2468
2570
2654
2789
86.40% Passive voice overuse
Target: ≤2% passive sentences
passiveCount5
totalSentences93
matches
0"been dragged"
1"been wiped"
2"been unbuttoned"
3"been made"
4"been etched"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs160
matches
0"was looking"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount5
semicolonCount2
flaggedSentences7
totalSentences105
ratio0.067
matches
0"Salt-and-pepper stubble caught the light when she turned her head; her sharp jaw did not soften."
1"Eighteen years on the Met and she still hated the way an underground crime scene smelt—copper, mildew, and something sweeter underneath that she could not yet name."
2"The coat had been unbuttoned carefully after death; the shirt beneath showed three neat slashes along the left clavicle that had barely bled."
3"Protective sigils had been etched into the face—circles within circles, a language she had never studied and yet half recognized from photographs in Morris’s last unfinished file."
4"Forced gate upstairs that the explorers claimed for themselves—yet no soot transfer on the victim’s low-profile boots, which meant he hadn’t walked the same filthy approach."
5"“Someone who belongs here opened it for him, or he carried the right key. Then he was killed after he was already dead to medical convention. And this—” she indicated the compass with the beam and let it rest on the twitching needle—“was either dropped by him or left for us to find.”"
6"Up close the verdigris was uneven, thickest along the hinge—old, deliberate aging, not neglect."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount877
adjectiveStacks1
stackExamples
0"sweet-ozone under-smell"
adverbCount35
adverbRatio0.039908779931584946
lyAdverbCount8
lyAdverbRatio0.009122006841505131
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences105
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences105
mean15.31
std13.11
cv0.856
sampleLengths
08
124
231
313
43
515
61
718
816
927
1022
1118
1227
1329
1414
157
165
1710
1829
1912
2010
2114
226
2313
2453
259
2619
273
285
2923
305
3111
3217
3316
346
359
367
374
3836
395
405
4110
4216
4315
4414
4530
4615
4712
489
4927
79.49% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats9
diversityRatio0.5288461538461539
totalSentences104
uniqueOpeners55
40.16% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences83
matches
0"Instead the blood had puddled"
ratio0.012
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount20
totalSentences83
matches
0"She checked the worn leather"
1"He was younger than her,"
2"He gestured with the end"
3"She crouched without invitation and"
4"He lay on his side"
5"She knelt again, leather watch"
6"She did not look up."
7"She rose and walked a"
8"It shivered in minute arcs,"
9"She did not touch it."
10"She pressed her gloved palm"
11"Her mind ran the sequence"
12"she said quietly"
13"she indicated the compass with"
14"She recalled, unbidden, the rain-slick"
15"She had put that file"
16"She would not make the"
17"She turned the full force"
18"She crouched once more, this"
19"She checked her leather watch"
ratio0.241
100.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount58
totalSentences83
matches
0"The floodlights had been dragged"
1"Detective Harlow Quinn noticed it"
2"The beams carved hard white"
3"Quinn did not."
4"She checked the worn leather"
5"Military bearing held her shoulders"
6"Salt-and-pepper stubble caught the light"
7"DS Bridges waited beside the"
8"He was younger than her,"
9"He gestured with the end"
10"Quinn let her gaze rest"
11"Victorian tile in cracked cream"
12"Water stains like old bruises."
13"Bullet-scarred wiring trays that hadn’t"
14"She crouched without invitation and"
15"That ash was not on"
16"Bridges nearly smiled at his"
17"Quinn stood and finally looked"
18"He lay on his side"
19"Italian wool coat, no label."
ratio0.699
60.24% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences83
matches
0"Whoever had set them had"
ratio0.012
63.49% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences45
technicalSentenceCount5
matches
0"DS Bridges waited beside the body with the easy impatience of a man who had already decided what he was looking at."
1"Bullet-scarred wiring trays that hadn’t carried current since the war."
2"The coat had been unbuttoned carefully after death; the shirt beneath showed three neat slashes along the left clavicle that had barely bled."
3"Cold, then a residual warmth that shouldn’t have lived in brick this deep."
4"Forced gate upstairs that the explorers claimed for themselves—yet no soot transfer on the victim’s low-profile boots, which meant he hadn’t walked the same fil…"
69.44% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags9
uselessAdditionCount1
matches
0"She turned, the years of decorated service heavy behind them"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount0
fancyTags(empty)
dialogueSentences21
tagDensity0.238
leniency0.476
rawRatio0
effectiveRatio0
87.8155%