Run: 2026-07-08-01KX1M04S1EDY0AGFNE140GW3P

Run Details

Duration:
46.8s
Cost:
$0.013932
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="4412" name="Aurora Carter" aliases="Rory, Laila, Aurora, Carter, Malphora" pronouns="she/her" species="Human" storyRole="Protagonist"> <eyeColor>bright blue</eyeColor> <hair>straight shoulder-length black</hair> <height>5'6"</height> <age>25</age> <scar>small crescent-shaped scar on her left wrist from a childhood accident</scar> <description>Aurora, referred to by her friends as Rory, is cool-headed, intelligent, and known for quick out-of-the-box thinking.</description> <backstory>Born in Cardiff to an Irish barrister father (Brendan Carter) and Welsh teacher mother (Jennifer Carter née Ellis), Rory reluctantly pursued Pre-Law at Cardiff University. She fled to London at the behest of her childhood friend Eva after leaving an abusive ex named Evan. By day, Rory works part-time as a delivery person for Yu-Fei Cheung's Golden Empress restaurant. She lives in a flat above Silas' bar.</backstory> </character> <location id="861" name="The Fae Grove" aliases="Isolde's grove, Richmond grove, the Grove" realm="Earth (Fae-touched)"> <parkLocation>Richmond Park</parkLocation> <standingStones>ancient oak standing stones mark the boundary</standingStones> <timeBehavior>time moves differently — an hour inside can be minutes or days outside</timeBehavior> <flora>wildflowers bloom year-round</flora> <description>A hidden clearing that exists in a pocket between Earth and the Fae realm.</description> </location> <item id="2001" name="Heartstone Pendant" aliases="the pendant, Heartstone" type="Artifact" origin="Dymas"> <gemstoneColor>deep crimson</gemstoneColor> <chainMaterial>silver chain</chainMaterial> <size>roughly the size of a thumbnail</size> <behavior>pulses faintly with warmth when near a Hel portal</behavior> <glow>faint inner glow</glow> <description>Given to Aurora by an unknown benefactor.</description> </item> </codex> Write a fully fleshed out scene of at least 1000 words in the horror genre. A character is alone in a strange, isolated place at night. They came here for a reason, but something feels off from the moment they arrive. The wrongness builds slowly — sounds that shouldn't be there, things that move at the edge of vision, a growing certainty that they are not alone. Build tension through restraint, not through gore. Use the codex entries above as your world reference for the character and setting. Only include the prose of the scene without any markdown or commentary.

Model response

AI
Aurora stepped between the ancient oak standing stones and felt the air thicken around her like damp wool. The night in Richmond Park had been sharp and cold, the kind of chill that bit through her leather jacket and fogged her breath, but here in the Grove the cold carried a sweetness that made her skin crawl. Wildflowers crowded the grass beneath her boots, petals pale in the moonlight though it was the dead of winter beyond the stones. She had come because the Heartstone had started its pulse three hours earlier—faint heat blooming against her collarbone, the deep crimson stone glowing just enough to cast a pinkish smear across her shirt—and the pull had led her straight to this pocket of wrongness. She had walked the perimeter once already, counting the oaks, confirming she was alone. Twelve stones. No paths that stayed straight. Time did whatever it pleased inside this clearing; she had learned that the hard way the first time Eva dragged her here as a joke that stopped being funny the moment the city lights vanished. Tonight she wore her watch anyway, the cheap digital one that still ticked. 2:17 when she entered. She checked it now—2:19—and ignored the way the digits seemed to float a fraction too slowly. Something was off from the start. The silence royally outstayed its welcome. London never truly quieted, even in the park after dark; there were always dog walkers, distant traffic, the rustle of foxes. Here the air pressed against her ears until she heard the blood moving in her own veins. She turned a slow circle, boots crushing flower stems that should not have existed in January. The perfume they released was thick and green, almost meaty at the edges. “Hello?” she called, and immediately hated herself for it. Cool head, Rory. She had left Evan two years ago and learned the value of not announcing her position. The pendant gave another warm throb, as if answering. She closed her fingers around it through the fabric of her shirt, grounded by the familiar silver chain and the crescent scar on her left wrist where the metal scraped. A soft sound uncoiled behind her—too soft for a branch, too deliberate for wind. She spun. Nothing moved among the oaks except the faint tremor of leaves that should have been bare. She took three measured steps toward the center of the clearing where the grass grew taller, almost waist high in places, and the standing stones formed a crooked ring around her. The moonlight fell flat, casting no shadows worth tracking. Another sound: a wet slide, like something drawing itself across bark. Aurora forced her shoulders down and lunged for the rational. Racoon. Deer. The park had its share. But she had lived in the flat above Silas’s bar long enough to know city wildlife, and this noise carried weight, a dragging intention. She slipped her phone from her pocket and thumbed the torch on. The beam jumped across the stones, pale and inadequate. Flower heads shone wetly. Between two oaks, just at the edge of the light, something the color of old bark shifted and settled again. She counted her exhales. Five. Ten. The torch wavered because her hand had started to shake and she locked her elbow to stop it. The Grove smelled sweeter now, almost cloying, and the flowers nearest her boots had begun to tilt their faces toward her boots as though listening. She had never noticed them do that before. The first time Eva brought her here it had been afternoon, all golden light and lazy dragonflies. Night wrung different truths from the place. “I know you’re here,” she said, quieter this time, more accusation than greeting. The pendant answered with heat that climbed into her throat. She had never learned who left it for her—one week after she fled Cardiff, parcel waiting on the steps of the Golden Empress with only her name and a note that said *Keep it close*—but tonight the stone’s glow had doubled. A thin crimson thread leaked between her fingers. She loosened her grip and the light spilled across the wildflowers, staining them the color of old wine. The sound came again, closer, on her left. A soft circular motion, like fingers circling a smooth surface. Or tongues tasting air. Aurora snapped the torch toward it and caught the barest suggestion of height—something tall and narrow that withdrew the instant light touched it. No face. No limbs she could name. Just a blur that left the afterimage of wrong proportions, too many joints folded the wrong way. Her stomach clenched. She backed toward the nearest standing stone until the rough bark pressed between her shoulder blades. Her watch read 2:31. She checked twice. Only fourteen minutes had passed and already her legs ached as though she had been standing for hours. Time here played favorites. Outside, maybe thirty seconds had crawled by; inside, the night stretched itself around her like warm tar. She needed to leave. She needed to get the answers the pendant promised—about portals, about Hel, about the dreams that kept showing her doors opening under the Thames—but the wrongness had gut-punched her resolve. Something breathed behind the stone she leaned against. The exhalation was slow and patient and smelled of crushed clover and copper. Aurora slid sideways, every muscle locked, until she had put another of the ring stones between her and the sound. The breathing followed without hurry. Leaves parted near ground level although nothing walked on them. She watched a trail of trampled flowers appear a few feet to her right, each bloom flattened in a pattern that skipped, as if something kept lifting itself and setting down again out of sequence. The certainty settled over her like a second jacket: she was not alone. Had never been alone since the moment the stones admitted her. Whatever shared the Grove with her had simply waited for her to notice. She kept the torch beam steady this time, sweeping it in careful arcs. Nothing solid appeared, but the edges of her vision thronged with half-shapes—tall figures that melted when she tried to nail them down, low things that scurried on too many points. Whispers uncoiled from the oaks, syllables that almost made words in a language her Irish father had never taught her. She heard her own name once, stretched thin and wet—*Au-ro-ra*—and the way it said the syllables turned them into something that tasted of soil. She clenched her free hand into a fist and felt the crescent scar tight against her palm. Childhood bike accident. Real. Remembered. Ground. The pendant burned hotter. She lifted it free of her shirt and let the crimson light bloom full. The Grove recoiled. For three heartbeats the breathing stopped. Every wildflower froze mid-tilt. The half-shapes at the rim of sight flattened as though pressed under glass. In the sudden absolute silence she heard, very distinctly, the digital tick of her watch. 2:31 still. No—2:30. The seconds were walking backward. Aurora swallowed the scream that wanted out. Screaming would make it realer. She focused on the exit, the two oaks that framed the way she had entered. They looked farther now, the grass between them higher. Something large shifted just outside the torch’s reach on her right, a sound like a wet coat being shrugged on. She kept her eyes forward and started walking. Not running. Running admitted panic, and panic would feed whatever fed here. Step. Step. The flowers crushed underfoot released their thick perfume until breathing felt like drowning in petals. Behind her the breathing started again, matching her cadence, always one beat slower so that she always heard the delay. Halfway to the gap she felt the air change temperature. Cold seeped into the Grove the way cold never should inside this place, a clean January bite that battled the cloying heat. The pendant flared brighter, almost white at the core, and for an instant she saw the true shape of the thing that followed her. It hung between two planes the way a spider hangs between dimensions of web—too many limbs folded into a humanoid outline, surface the color of bruised bark and wet earth, face a shallow depression that mirrored her own features a half-second out of time. It smiled when she did not. Then the light dimmed and the shape folded away, leaving only the sense of massive patience. She reached the standing stones. The moment her boot crossed the threshold the London night slapped her—traffic far off, a dog barking three hills away, cold that cut clean. Aurora stumbled three more steps before she dared look back. The Grove sat quiet and empty between its oaks, wildflowers still blooming under the moon, nothing moving that she could swear to. Her watch jumped forward nineteen minutes in a single flicker. The pendant cooled to its usual residual warmth. She stood on the ordinary grass outside the ring until her knees locked and unlocked again. When she finally walked away the sound that followed her was only her own boots and, once, a single soft inhale from behind the stones that might have been the wind learning how to breathe like a woman. Aurora did not turn around. She kept walking until the park path took her, phone torch still burning a narrow tunnel through the dark, Heartstone quiet against her skin, the night once more reliably empty except for the part of it that now lived behind her eyes.
created_at"2026-07-08T19:41:40.52Z" 7/8/2026, 7:41:40 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency454
moderation_latency(null)
generation_time46749
tokens_prompt812
tokens_completion2421
native_tokens_prompt948
native_tokens_completion2230
native_tokens_completion_images(null)
native_tokens_reasoning317
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"
usage0.013932
router(null)
provider_responses
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endpoint_id"0e927811-b1a8-4604-8b86-db5ce6eaa87c"
id"d55c63de-2c65-96df-969a-5243f73d81b1"
is_byokfalse
latency136
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-1783539700-xdj0B6Fskbc1mBO1nq8G"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783539700-ZIxTeOOdLZiY65zfHPv7"
upstream_id"d55c63de-2c65-96df-969a-5243f73d81b1"
total_cost0.013932
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
totalTags2
adverbTagCount0
adverbTags(empty)
dialogueSentences2
tagDensity1
leniency1
rawRatio0
effectiveRatio0
90.61% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1598
totalAiIsmAdverbs3
found
0
adverb"slowly"
count1
1
adverb"truly"
count1
2
adverb"very"
count1
highlights
0"slowly"
1"truly"
2"very"
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)
56.20% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1598
totalAiIsms14
found
0
word"chill"
count1
1
word"pulse"
count1
2
word"silence"
count2
3
word"throb"
count1
4
word"familiar"
count1
5
word"measured"
count1
6
word"weight"
count1
7
word"wavered"
count1
8
word"stomach"
count1
9
word"resolve"
count1
10
word"sense of"
count1
11
word"flicker"
count1
12
word"warmth"
count1
highlights
0"chill"
1"pulse"
2"silence"
3"throb"
4"familiar"
5"measured"
6"weight"
7"wavered"
8"stomach"
9"resolve"
10"sense of"
11"flicker"
12"warmth"
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
narrationSentences122
matches(empty)
60.89% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount4
hedgeCount3
narrationSentences122
filterMatches
0"watch"
hedgeMatches
0"seemed to"
1"started to"
2"tried to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences122
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen46
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans2
markdownWords4
totalWords1586
ratio0.003
matches
0"Keep it close"
1"Au-ro-ra"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions3
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions33
wordCount1581
uniqueNames18
maxNameDensity0.44
worstName"Aurora"
maxWindowNameDensity1
worstWindowName"Grove"
discoveredNames
Richmond1
Park1
Grove6
Heartstone2
Eva2
January2
Cool1
Rory1
Evan1
Silas1
Cardiff1
Golden1
Empress1
Hel1
Thames1
Irish1
London2
Aurora7
persons
0"Grove"
1"Heartstone"
2"Eva"
3"Rory"
4"Evan"
5"Silas"
6"Aurora"
places
0"Richmond"
1"Park"
2"January"
3"Cardiff"
4"Thames"
5"London"
globalScore1
windowScore1
61.76% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences85
glossingSentenceCount3
matches
0"as if answering"
1"as though listening"
2"felt like drowning in petals"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1586
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences122
matches
0"learned that the"
1"moving that she"
40.78% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs18
mean88.11
std25.79
cv0.293
sampleLengths
0123
189
279
367
472
597
681
790
888
980
1091
11124
1282
138
14113
15122
1679
17101
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences122
matches
0"being shrugged"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs267
matches
0"were walking"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount15
semicolonCount3
flaggedSentences13
totalSentences122
ratio0.107
matches
0"She had come because the Heartstone had started its pulse three hours earlier—faint heat blooming against her collarbone, the deep crimson stone glowing just enough to cast a pinkish smear across her shirt—and the pull had led her straight to this pocket of wrongness."
1"Time did whatever it pleased inside this clearing; she had learned that the hard way the first time Eva dragged her here as a joke that stopped being funny the moment the city lights vanished."
2"She checked it now—2:19—and ignored the way the digits seemed to float a fraction too slowly."
3"London never truly quieted, even in the park after dark; there were always dog walkers, distant traffic, the rustle of foxes."
4"A soft sound uncoiled behind her—too soft for a branch, too deliberate for wind."
5"She had never learned who left it for her—one week after she fled Cardiff, parcel waiting on the steps of the Golden Empress with only her name and a note that said *Keep it close*—but tonight the stone’s glow had doubled."
6"Aurora snapped the torch toward it and caught the barest suggestion of height—something tall and narrow that withdrew the instant light touched it."
7"Outside, maybe thirty seconds had crawled by; inside, the night stretched itself around her like warm tar."
8"She needed to get the answers the pendant promised—about portals, about Hel, about the dreams that kept showing her doors opening under the Thames—but the wrongness had gut-punched her resolve."
9"She heard her own name once, stretched thin and wet—*Au-ro-ra*—and the way it said the syllables turned them into something that tasted of soil."
10"No—2:30."
11"It hung between two planes the way a spider hangs between dimensions of web—too many limbs folded into a humanoid outline, surface the color of bruised bark and wet earth, face a shallow depression that mirrored her own features a half-second out of time."
12"The moment her boot crossed the threshold the London night slapped her—traffic far off, a dog barking three hills away, cold that cut clean."
99.98% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1599
adjectiveStacks0
stackExamples(empty)
adverbCount64
adverbRatio0.04002501563477173
lyAdverbCount13
lyAdverbRatio0.008130081300813009
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences122
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences122
mean13
std10.29
cv0.791
sampleLengths
018
139
222
344
414
52
65
735
813
94
1016
116
126
1321
1417
1516
1613
179
183
1916
209
2130
2214
232
2416
2531
269
2711
2810
291
301
315
3224
3312
349
354
3620
374
381
391
4018
4125
428
4317
447
4513
4610
4741
488
4918
66.67% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats7
diversityRatio0.4344262295081967
totalSentences122
uniqueOpeners53
93.46% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences107
matches
0"Just a blur that left"
1"Only fourteen minutes had passed"
2"Then the light dimmed and"
ratio0.028
92.90% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount34
totalSentences107
matches
0"She had come because the"
1"She had walked the perimeter"
2"She checked it now—2:19—and ignored"
3"She turned a slow circle,"
4"she called, and immediately hated"
5"She had left Evan two"
6"She closed her fingers around"
7"She took three measured steps"
8"She slipped her phone from"
9"She counted her exhales."
10"She had never noticed them"
11"she said, quieter this time,"
12"She had never learned who"
13"She loosened her grip and"
14"Her stomach clenched."
15"She backed toward the nearest"
16"Her watch read 2:31."
17"She checked twice."
18"She needed to leave."
19"She needed to get the"
ratio0.318
48.79% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount88
totalSentences107
matches
0"Aurora stepped between the ancient"
1"The night in Richmond Park"
2"Wildflowers crowded the grass beneath"
3"She had come because the"
4"She had walked the perimeter"
5"Time did whatever it pleased"
6"Tonight she wore her watch"
7"She checked it now—2:19—and ignored"
8"Something was off from the"
9"The silence royally outstayed its"
10"London never truly quieted, even"
11"Here the air pressed against"
12"She turned a slow circle,"
13"The perfume they released was"
14"she called, and immediately hated"
15"She had left Evan two"
16"The pendant gave another warm"
17"She closed her fingers around"
18"A soft sound uncoiled behind"
19"Nothing moved among the oaks"
ratio0.822
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences107
matches(empty)
ratio0
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences67
technicalSentenceCount14
matches
0"The night in Richmond Park had been sharp and cold, the kind of chill that bit through her leather jacket and fogged her breath, but here in the Grove the cold …"
1"Time did whatever it pleased inside this clearing; she had learned that the hard way the first time Eva dragged her here as a joke that stopped being funny the …"
2"The Grove smelled sweeter now, almost cloying, and the flowers nearest her boots had begun to tilt their faces toward her boots as though listening."
3"She had never learned who left it for her—one week after she fled Cardiff, parcel waiting on the steps of the Golden Empress with only her name and a note that …"
4"Just a blur that left the afterimage of wrong proportions, too many joints folded the wrong way."
5"She needed to get the answers the pendant promised—about portals, about Hel, about the dreams that kept showing her doors opening under the Thames—but the wrong…"
6"She watched a trail of trampled flowers appear a few feet to her right, each bloom flattened in a pattern that skipped, as if something kept lifting itself and …"
7"Nothing solid appeared, but the edges of her vision thronged with half-shapes—tall figures that melted when she tried to nail them down, low things that scurrie…"
8"She heard her own name once, stretched thin and wet—*Au-ro-ra*—and the way it said the syllables turned them into something that tasted of soil."
9"The half-shapes at the rim of sight flattened as though pressed under glass."
10"Cold seeped into the Grove the way cold never should inside this place, a clean January bite that battled the cloying heat."
11"The pendant flared brighter, almost white at the core, and for an instant she saw the true shape of the thing that followed her."
12"It hung between two planes the way a spider hangs between dimensions of web—too many limbs folded into a humanoid outline, surface the color of bruised bark and…"
13"When she finally walked away the sound that followed her was only her own boots and, once, a single soft inhale from behind the stones that might have been the …"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags2
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags2
fancyCount0
fancyTags(empty)
dialogueSentences2
tagDensity1
leniency1
rawRatio0
effectiveRatio0
80.4008%