Run: 2026-09-01-01M1ENS9N3R645GTP0GZXEZ78Y

Run Details

Duration:
1m 31s
Cost:
$0.024580
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
Harlow Quinn ducked under the sagging caution tape someone had strung across the service tunnel and let the darkness of the abandoned station swallow her. The air hit her first—damp concrete, old iron, and a faint metallic sweetness that did not belong to rust. She checked the worn leather watch on her left wrist by habit. Two-seventeen in the morning. The last train had rattled through Camden hours ago. Down here, time felt unmoored. She moved with the same military precision she had carried since her days in uniform, shoulders squared, steps measured so her boots made no more sound than they had to. Closely cropped salt-and-pepper hair caught the weak glow of a work lamp someone had jury-rigged to a pillar. The light threw her sharp jaw into relief and left her brown eyes in shadow. Eighteen years on the job, three of them without Morris, and still the unexplained cases found her. The Veil Market occupied the old northbound platform like a fever dream that had decided to stay. Canvas stalls sagged between tiled columns. Crates of unlabeled glass vials sat open. A brass cage hung empty from a hook. Most of the traders had vanished at the first sign of trouble, leaving only the smell of ozone and something herbal that clung to the back of the throat. A body lay near the far end, half-hidden by an overturned table. Detective Sergeant Hale was already there, crouched beside the corpse with his notebook out. He looked up as Quinn approached, relief and irritation fighting for space on his face. “You took your time,” he said. “Uniform found her an hour ago. Anonymous tip. Place was empty except for this.” Quinn did not answer at once. She studied the scene the way she always did, from the edges inward. The victim was a woman, mid-thirties, dark hair fanned across cracked tiles. One arm was flung out, fingers curled as if she had been reaching for something. No obvious weapon. A dark stain spread beneath her, but it looked too thin, too even, like it had been poured rather than spilled. “Stabbed?” Hale offered. “Looks like a robbery gone wrong. These people down here—black market, illegal imports, the usual. Someone got greedy.” Quinn crouched on the opposite side of the body, careful not to disturb the scatter of glass beads that had rolled from a spilled pouch. The woman’s coat was good quality, but the lining had been slit open in three precise places. Not the frantic work of a mugger. She noted the absence of defensive wounds on the palms. The head was turned at an angle that suggested she had been looking toward the tunnel mouth when she died. “The blood’s wrong,” Quinn said. Hale frowned. “What?” “Look at the pooling. It’s not consistent with arterial spray or even a slow bleed. And there’s no spatter on the table or the stall behind her. If she was stabbed here, there should be more.” She pointed with a gloved finger. “And the tiles under her left shoulder are dry. She was moved.” Hale sat back on his heels. “Or she crawled. People do that.” “Not with that neck position. And not without leaving a trail.” Quinn’s gaze drifted to a small object half-buried under the woman’s outflung hand. She used a pen to ease it free. A bone token, pale and carved with a spiral. The same kind that granted entry to the Market. It was still warm. A rustle of fabric and the soft clink of glass announced another presence. Eva Kowalski stepped into the lamplight from behind a stack of crates, round glasses catching the glare, curly red hair escaping the clip that was supposed to hold it. She carried her worn leather satchel against her hip, the one always stuffed with books. Freckles stood out against her pale skin. She tucked a strand of hair behind her left ear—the nervous habit Quinn had noticed the two times their paths had crossed before. “Detective Quinn,” Eva said, voice quiet but steady. “I was in the archives late. Someone left a message that the Market had... an incident. I thought I might be useful.” Hale shot Quinn a look that said he did not appreciate civilians at his scene. Quinn ignored it. Eva’s master’s from Oxford and her work in the restricted stacks at the British Museum had already proven more useful than half the specialists the Met called in. Besides, the girl knew things about this place that no one in uniform was supposed to know. “What do you see?” Quinn asked. Eva approached, stopping a respectful distance from the body. Her green eyes moved over the stall, the spilled beads, the way the canvas roof of the nearest booth had been slashed from the inside. “The token is genuine. Shade-carved. But look at the spiral—it’s reversed. That’s not an entry token. It’s a dismissal. Someone wanted her out of the Market, not in.” Hale snorted. “Occult mumbo-jumbo. We’ve got a dead woman and a black-market stall. Simple.” Quinn let him talk. She was already cataloguing the details Hale had missed. The stall itself sold compasses and scrying tools, according to the faded chalk sign. One item remained on the table: a small brass compass with a patina of verdigris creeping along its casing. The face was etched with protective sigils that caught the light like frost. The needle did not point north. It trembled, then swung hard toward the bricked-up tunnel at the end of the platform. Eva followed Quinn’s gaze. “That’s a Veil Compass. Shade artisan work. It points to the nearest rift.” She tucked her hair behind her ear again. “If it was pointing that way when she died...” “Then whatever killed her came from there,” Quinn finished. She stood, joints protesting the damp. The tunnel mouth was sealed with old masonry, but a hairline crack ran from floor to ceiling, and a faint draft carried that same metallic sweetness she had noticed on the way in. Not rust. Blood that had never quite dried, or something that only pretended to be blood. Hale was still talking, offering the gang-related interpretation he had decided on before Quinn arrived. Turf war. Rival traders. The usual. Quinn let the words wash over her while she walked the perimeter. A smear of that thin, even stain led not toward the stairs but toward the bricked tunnel, stopping three feet short as if the body had been dragged and then lifted. No footprints in the dust except the ones Hale and the first officers had left. The Market moved every full moon; tonight the moon was three days past. Whoever had done this had known the schedule, known the stalls would be half-empty, known exactly where to leave the body so that it looked like a simple killing. She returned to the compass. The needle still strained toward the crack. Quinn picked it up. The brass was warmer than it should have been. When she turned it, the sigils seemed to shift, just slightly, like writing seen through water. She thought of Morris, of the night three years ago when the evidence had not added up either—the room that had been locked from the inside, the frost on the windows in July, the way her partner’s last words had not been words at all. Eva was watching her. “You feel it too,” she said, not a question. Quinn did not confirm or deny. She set the compass down exactly where she had found it. “The victim’s pockets are empty except for a second token. Same reversed spiral. She was carrying her own dismissal. That means she knew she wasn’t supposed to be here, or she was trying to leave in a hurry.” She looked at Hale. “Your robbery theory doesn’t explain why a trader would slit her own stall lining, or why the blood pattern looks poured, or why there’s a compass pointing at a wall that shouldn’t have a draft.” Hale opened his mouth, closed it. The work lamp flickered. In the brief dark, Quinn saw something she had missed: a second smear, higher up, on the tiled wall behind the stall. It formed a partial handprint, fingers too long, the thumb set at an angle no human wrist could manage. When the light came back it was gone, or she told herself it was gone. She crouched again, this time examining the glass beads. They were not glass. Up close they had the cloudy translucence of bone that had been melted and recast. Each one was etched with the same protective sigils as the compass. A broken strand, then. The victim had been wearing them, or holding them, and they had been torn away after death. Not before. There was no blood on the beads themselves. “She was already dead when they moved her,” Quinn said. “The beads were taken as an afterthought, or as a message. The compass was left because they wanted us to see where it pointed. Or they didn’t care.” She stood, brushing dust from her knees. “This wasn’t a robbery. It was a warning. Or a door they didn’t quite close.” Eva’s satchel creaked as she shifted her weight. “The Market doesn’t like unfinished business. If a rift opened here, even a small one, the whole station will start to... remember things that didn’t happen. That’s why it moves. To stay ahead of the remembering.” Hale looked from one woman to the other as if they had started speaking a language he had never learned. “I’m calling this in as a suspicious death, possible gang related. We process the scene, we look for known associates. That’s the job.” Quinn met his eyes. She had eighteen years of decorated service and a dead partner whose file was still stamped unexplained. She knew what the job was supposed to look like. She also knew when the evidence had already decided to lie. “Process it,” she said. “But bag the compass separately. And the tokens. And get forensics to look at that wall. I want photographs of every crack.” She did not mention the handprint. Not yet. Some things you confirmed with your own eyes twice before you wrote them down. She walked the length of the platform once more, letting the details settle. The overturned table had a gouge in its underside that matched no tool she knew. The air near the bricked tunnel was colder by several degrees. Her watch had stopped, the second hand frozen at the moment she had picked up the compass. She tapped the glass. It started again, but the time was wrong—three minutes behind the phone in her pocket. Eva fell into step beside her, voice low. “You lost someone to this, didn’t you? The way you looked at the compass.” Quinn did not answer. She did not need to. The Market hummed around them, stalls whispering in a language of canvas and bone. Somewhere behind the masonry, something waited for the next full moon, or for the next person who thought the evidence added up the way it was supposed to. She took one last look at the body. The woman’s eyes were open, reflecting the work lamp, but they were not looking at the ceiling. They were looking at the crack in the wall, as if she had seen the door open and had not had time to close it. Quinn closed her own eyes for a second, then opened them and began the slow, careful work of seeing what everyone else had already decided not to see.
created_at"2026-09-01T14:25:48.203Z" 9/1/2026, 2:25:48 PM
model"x-ai/grok-4.6-20260810"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency576
moderation_latency(null)
generation_time90518
tokens_prompt896
tokens_completion3210
native_tokens_prompt1034
native_tokens_completion3752
native_tokens_completion_images(null)
native_tokens_reasoning1380
native_tokens_cached0
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"
usage0.02458
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788272748-Tigfeh9fc3LqwHh8ffKE"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788272748-YEx3iAxWpdxPedoBx68m"
upstream_id"02300e2a-e8f4-9ea0-ba76-37b4ba7ba2b4"
provider_responses
0
endpoint_id"0d0536e3-7eb1-4acb-8249-c8813365c2d8"
id"02300e2a-e8f4-9ea0-ba76-37b4ba7ba2b4"
is_byokfalse
latency156
model_permaslug"x-ai/grok-4.6-20260810"
provider_name"xAI"
status200
total_cost0.02458
cache_discount(null)
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags15
adverbTagCount0
adverbTags(empty)
dialogueSentences29
tagDensity0.517
leniency1
rawRatio0
effectiveRatio0
97.42% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1940
totalAiIsmAdverbs1
found
0
adverb"slightly"
count1
highlights
0"slightly"
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)
84.54% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1940
totalAiIsms6
found
0
word"measured"
count1
1
word"etched"
count2
2
word"trembled"
count1
3
word"flickered"
count1
4
word"weight"
count1
highlights
0"measured"
1"etched"
2"trembled"
3"flickered"
4"weight"
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
narrationSentences128
matches(empty)
87.05% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount3
narrationSentences128
filterMatches
0"watch"
hedgeMatches
0"try to"
1"tended to"
2"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences142
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen46
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1934
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions11
unquotedAttributions0
matches(empty)
66.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions57
wordCount1506
uniqueNames14
maxNameDensity1.46
worstName"Quinn"
maxWindowNameDensity3
worstWindowName"Quinn"
discoveredNames
Quinn22
Camden1
Morris2
Veil1
Market4
Sergeant1
Hale12
Kowalski1
Oxford1
British1
Museum1
Met1
Eva8
July1
persons
0"Quinn"
1"Morris"
2"Market"
3"Sergeant"
4"Hale"
5"Kowalski"
6"Museum"
7"Met"
8"Eva"
places
0"Camden"
1"Oxford"
2"British"
3"July"
globalScore0.77
windowScore0.667
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences94
glossingSentenceCount1
matches
0"looked like a simple killing"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.517
wordCount1934
matches
0"not toward the stairs but toward the bricked tunnel, stopping three feet short as if t"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences142
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs37
mean52.27
std28.81
cv0.551
sampleLengths
074
180
279
329
420
570
621
779
85
93
1054
1112
1254
1387
1430
1563
166
1762
1814
1980
2034
2164
22121
2386
2413
2594
2666
2771
2860
2944
3043
3142
3248
3375
3422
3551
3678
61.40% Passive voice overuse
Target: ≤2% passive sentences
passiveCount16
totalSentences128
matches
0"was flung"
1"been poured"
2"was turned"
3"was supposed"
4"was supposed"
5"been slashed"
6"was etched"
7"was sealed"
8"been dragged"
9"been locked"
10"was gone"
11"was gone"
12"been melted"
13"was etched"
14"been torn"
15"was supposed"
16"was supposed"
72.77% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount5
totalVerbs262
matches
0"was already cataloguing"
1"was still talking"
2"was watching"
3"were not looking"
4"were looking"
42.25% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount4
semicolonCount1
flaggedSentences5
totalSentences142
ratio0.035
matches
0"The air hit her first—damp concrete, old iron, and a faint metallic sweetness that did not belong to rust."
1"She tucked a strand of hair behind her left ear—the nervous habit Quinn had noticed the two times their paths had crossed before."
2"The Market moved every full moon; tonight the moon was three days past."
3"She thought of Morris, of the night three years ago when the evidence had not added up either—the room that had been locked from the inside, the frost on the windows in July, the way her partner’s last words had not been words at all."
4"It started again, but the time was wrong—three minutes behind the phone in her pocket."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1520
adjectiveStacks0
stackExamples(empty)
adverbCount43
adverbRatio0.028289473684210528
lyAdverbCount8
lyAdverbRatio0.005263157894736842
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences142
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences142
mean13.62
std9.36
cv0.687
sampleLengths
025
119
212
34
49
55
630
718
815
917
1017
116
127
138
1429
1512
1614
1715
186
1914
206
2113
2212
2315
243
2521
263
2718
2825
2917
307
3110
3220
335
342
351
3642
3712
386
396
4024
418
429
439
444
4513
4629
4715
487
4923
57.51% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats5
diversityRatio0.36619718309859156
totalSentences142
uniqueOpeners52
59.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences113
matches
0"Closely cropped salt-and-pepper hair caught"
1"Somewhere behind the masonry, something"
ratio0.018
96.11% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount35
totalSentences113
matches
0"She checked the worn leather"
1"She moved with the same"
2"He looked up as Quinn"
3"She studied the scene the"
4"She noted the absence of"
5"She pointed with a gloved"
6"She used a pen to"
7"It was still warm."
8"She carried her worn leather"
9"She tucked a strand of"
10"Her green eyes moved over"
11"She was already cataloguing the"
12"It trembled, then swung hard"
13"She tucked her hair behind"
14"She stood, joints protesting the"
15"She returned to the compass."
16"She thought of Morris, of"
17"she said, not a question"
18"She set the compass down"
19"She looked at Hale"
ratio0.31
44.07% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount94
totalSentences113
matches
0"Harlow Quinn ducked under the"
1"The air hit her first—damp"
2"She checked the worn leather"
3"The last train had rattled"
4"She moved with the same"
5"The light threw her sharp"
6"The Veil Market occupied the"
7"Canvas stalls sagged between tiled"
8"A brass cage hung empty"
9"A body lay near the"
10"Detective Sergeant Hale was already"
11"He looked up as Quinn"
12"Quinn did not answer at"
13"She studied the scene the"
14"The victim was a woman,"
15"A dark stain spread beneath"
16"Quinn crouched on the opposite"
17"The woman’s coat was good"
18"She noted the absence of"
19"The head was turned at"
ratio0.832
44.25% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences113
matches
0"Whoever had done this had"
ratio0.009
98.21% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences64
technicalSentenceCount4
matches
0"The air hit her first—damp concrete, old iron, and a faint metallic sweetness that did not belong to rust."
1"Eva Kowalski stepped into the lamplight from behind a stack of crates, round glasses catching the glare, curly red hair escaping the clip that was supposed to h…"
2"Hale shot Quinn a look that said he did not appreciate civilians at his scene."
3"Somewhere behind the masonry, something waited for the next full moon, or for the next person who thought the evidence added up the way it was supposed to."
91.67% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags15
uselessAdditionCount1
matches
0"Eva said, voice quiet but steady"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags7
fancyCount0
fancyTags(empty)
dialogueSentences29
tagDensity0.241
leniency0.483
rawRatio0
effectiveRatio0
86.7641%