Run: 2026-03-18-01KM0A7SB50KPF0R89RNQTQ2GQ

Run Details

Duration:
14.1s
Cost:
$0.012275
Provider:
OpenAI

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
Rory had expected the grove to feel secret. Not safe, exactly. Nothing hidden between worlds ever felt safe. But secret, at least. Like a locked room, or a whisper passed just out of earshot. Instead, the place seemed to notice her the moment she crossed the boundary stones. She stopped just inside the ring of ancient oaks, one hand lifted uselessly near her chest as if she could hold the air in place. The trees stood black and massive against the night, their trunks pale in the moonlight where bark had split to reveal ghostly silver wood beneath. Wildflowers carpeted the ground in impossible abundance, nodding in a breeze she couldn’t feel on her face. White, violet, and yellow blossoms shivered among ferns and moss, bright as spilled paint. It should have been beautiful. It was beautiful. That was the worst part. Rory shifted the satchel on her shoulder and listened. No traffic. No distant hum of the city. No dog barking from a back garden, no drunken shout from Richmond Park’s edges, no rustle of leaves disturbed by some harmless fox. Even the night insects seemed to have forgotten themselves. The silence had a density to it, like velvet pulled across a mouth. She reached into her jacket pocket and touched the Heartstone Pendant through the fabric. The gem was cool from the journey here, a red pressure against her fingertips. Her breath came out in a thin white plume. She had checked her phone three times already on the walk from the road. No signal, of course. She had not expected signal. But she had expected the little red stone to warm when she crossed into the grove, some definite sign that she was in the right place. It had done nothing until now. A faint heat bloomed under her finger. Rory stilled. There. Not much. Just a pulse, barely more than body warmth. She drew the pendant out and held it in her palm. The crimson gem caught the moonlight and gave it back darkly, like a drop of sealed blood. The silver chain lay cold across her knuckles. The warmth came again, soft and insistent. Near a Hel portal, the note had said. If the pendant’s strange little tug had led her here, then somewhere in this grove was the thing she needed to find. Or the thing she needed to avoid. The distinction mattered, and she had no idea which one applied. She swallowed and looked deeper into the clearing. The Fae Grove did not present itself like a normal park. The ground rose and fell in an elegant disorder, roots pushing up in knotted ridges under the moss. Half-buried stones stood among the trunks, each one weathered smooth and veined with lichen. A small pool, black as polished glass, reflected the moon with no ripples at all. Beyond it, beyond the trees, the dark seemed too deep, as if the grove kept going after the land had ended. Rory tightened her grip on the satchel strap and started forward. The flowers brushed her boots. Their stems bent with a softness that made her think of fingers giving way under pressure. She hated that thought and tried to replace it with practical ones. Location. Objective. She was here because the pendant had pulsed stronger and stronger as she crossed Richmond Park, leading her through a gap in the undergrowth where no gap had been a minute before. She was here because the note left on her flat table two nights ago had said, If you want answers, come where the stones stand. Alone. She had not told Eva. She had not told anyone. That was either caution or stupidity. Rory had not yet decided. A sound came from behind her. Not a footstep. Not quite. More like the whisper of fabric dragged over bark. Rory stopped so abruptly her boot sank into damp earth. Every muscle in her body went rigid. She held her breath and listened. Nothing. Then, from the trees to her left, a soft, wet click. She looked. The branches were empty. Moonlight silvered the trunks and caught on spiderweb strands glistening between ferns. A moth moved through a shaft of light and vanished. Rory’s pulse thudded once, hard, then settled reluctantly. She told herself she was jumpy. Alone in an unfamiliar place after dark, her brain was inventing threats to keep itself busy. That was reasonable. That was human. She took another step. The pendant warmed again, stronger now, heat pooling in her palm until she curled her fingers around it. The silver chain chafed against her skin. Rory glanced down at the crescent scar on her left wrist where the chain rested, the pale half-moon from a childhood fall that had earned her every worry line in her mother’s face. For some reason, the sight of it steadied her. A faint chime sounded ahead. She froze. It was delicate, almost lovely. Like glass tapped with a fingernail. The sound drifted from the far side of the pool, where one of the standing stones leaned at a subtle angle among the trees. Rory stared at it. The stone had not been there before. She knew she was remembering wrong. She had looked in that direction already. She had seen only dark trunks and a thicket of fern. Now a pale monolith rose from the earth, taller than her, its surface carved with shallow grooves that caught the moonlight. No, not carved. Scratched. The lines were too irregular, too intimate, as if made by long nails dragged over stone. Rory’s mouth went dry. She did not move. The pendant grew hot enough to make her flinch. A pulse ran through it, bright as a heartbeat. Somewhere near the standing stone, something answered with a low, almost subsonic hum. Rory felt it in her teeth before she heard it fully, a pressure at the base of her skull. “No,” she whispered, though she did not know what she was refusing. The grove stayed silent. Then the pool rippled. Rory’s head snapped toward it. The surface had been glass a moment ago. Now concentric rings spread slowly across the black water, as if a drop had fallen in. But nothing disturbed it. No insect. No stone. No wind. The ripples widened, and in them the moonlight broke apart into something else—an image, a suggestion of movement underneath the surface. Rory leaned a fraction closer before common sense hit her hard enough to make her recoil. Do not go near the water. She didn’t know where the warning came from, but it landed in her mind with the force of memory. The ripples vanished. The pond was still again. Rory backed up one careful step, then another. The hair on her arms rose. She could feel the grove around her now, not as space but as attention. It pressed at her shoulders, touched the nape of her neck, lingered behind her ears. She had the sickening sense that if she turned too quickly she would find a face there, too close, waiting just out of the light. A branch snapped behind her. Rory spun. There was nothing there. Only the dark and the trees and the white flowers trembling on their stems. But the silence had changed. It was no longer empty. It was occupied. Something moved at the very edge of her vision—low, swift, and pale. She caught only a glimpse of it between one blink and the next, a shape slipping behind a trunk. Not animal. Too smooth. Too deliberate. Her throat tightened. “Hello?” she called, hating the thinness in her own voice. No answer. The pendant burned against her skin now, not painfully but insistently, like a coal held too long in the hand. Rory closed her fist around it and felt the pulse quicken. It seemed to be pulling toward the standing stone, toward the pool, toward that soundless center of the grove where the air had begun to look slightly warped, as if seen through water. She should leave. That thought was clear and immediate and, by the time she fully formed it, almost impossible. The grove had shifted behind her. She turned slowly, scanning the line of trees. The path she had used to enter was gone. There was only a wall of trunks and undergrowth where there should have been open parkland beyond the boundary stones. Her stomach dropped. “No,” she said again, louder this time, and took three quick strides in that direction. Thorny branches snagged her sleeve. She shoved them aside and found more trees, then more, all standing in a dense, unbroken curve. The standing stones, which had marked the boundary when she arrived, were now behind her somewhere, hidden in the dark. Rory turned in a tight circle, breathing too fast. The grove had closed. A sound came from above her. She looked up. For one breathless instant she saw a figure crouched on a branch overhead, child-sized and wrong-limbed, all pale angles and too many joints, its head cocked at a near-human angle. Its face was hidden in shadow except for a glint where eyes should have been. Then the moon shifted behind a cloud and the branch was empty. Rory stumbled backward into a tree trunk. Bark scraped her shoulder. Her heart kicked hard enough to hurt. She clamped a hand over her mouth to keep from making a sound she might regret. The humming began again, deeper now. It vibrated through the soles of her boots, up through the roots beneath the soil, into her ribs. The standing stone by the pool had started to glow faintly along the scratches in its surface, a dim red light seeping from within the grooves. Not bright. Not enough to illuminate anything clearly. Just enough to make the carvings seem wet. The pendant answered with another pulse of warmth. It knew. Rory felt that with sudden certainty. Whatever had brought her here, whatever had been left for her, it was waking up. She swallowed hard and forced herself to think. Cool-headed, her friends called her, as if calm were a talent and not a panic response dressed nicely. Think. The note. The pendant. Answers. She needed to find the source before whatever this place was decided she belonged to it. The hum deepened until it was almost a note held on one unbroken breath. Rory looked toward the stone again and saw, standing beside it, a woman. She had not been there a moment before. Rory knew that with the certainty of a body recognizing a threat before the mind could name it. The figure stood half in shadow, half in moonlight, still as if she had always been part of the grove. Her shape was human enough to understand and wrong enough to chill the spine. Too tall, perhaps, or perhaps only thin. Her hair hung dark and long around her face. Rory could not make out her features. The light seemed to avoid them. The woman raised one hand and tilted her head. Rory could not breathe. Every instinct she had screamed at once. Run. Hide. Speak. Don’t speak. She stood rooted in place, the pendant burning in her fist, and the woman by the stone remained still as a painted thing. Then, very slowly, she lifted one finger and pointed. Not at Rory. Past her. Rory’s entire body went cold. She did not turn immediately. She could not. Her skin prickled, every nerve alive. The hum in the grove had changed again, threading through with another sound: soft footsteps on wet earth. One. Two. Behind her. Closer than the woman by the stone. Closer than breathing. Rory shut her eyes for a fraction of a second and made the stupidest, bravest choice she had made in weeks. She turned. At first she saw nothing but darkness between the trunks. Then something tall and narrow unfolded itself from the shadows, so smooth and silent that her mind rejected it before her eyes accepted it. It stood upright in the shape of a person, but its limbs were too long, its posture too gentle, as if it had learned human movement from a distance. Its face was a pale blur under the trees, indistinct as wax held near a flame. It did not seem to have eyes. It seemed to look anyway. Rory could not move. The pendant in her fist went suddenly cold, as if all the warmth had been sucked from it at once. The thing tilted its head. The woman by the stone whispered something Rory could not hear, and the grove leaned closer. Rory’s mouth opened on a shallow, useless breath. Then the thing in the trees smiled.
created_at"2026-03-18T11:10:34.353Z" 3/18/2026, 11:10:34 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency419
moderation_latency(null)
generation_time13832
tokens_prompt812
tokens_completion3140
native_tokens_prompt742
native_tokens_completion2604
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.0122745
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_05a89d8b87b99c9b0169ba882a6f148190b7a7b2348c895702"
is_byokfalse
latency291
model_permaslug"openai/gpt-5.4-mini-20260317"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773832234-qZqtnXlvJVnetPeLPSCN"
upstream_id"resp_05a89d8b87b99c9b0169ba882a6f148190b7a7b2348c895702"
total_cost0.0122745
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
0.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags3
adverbTagCount1
adverbTags
0"she said again [again]"
dialogueSentences3
tagDensity1
leniency1
rawRatio0.333
effectiveRatio0.333
78.78% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2121
totalAiIsmAdverbs9
found
0
adverb"reluctantly"
count1
1
adverb"slowly"
count3
2
adverb"quickly"
count1
3
adverb"very"
count2
4
adverb"slightly"
count1
5
adverb"suddenly"
count1
highlights
0"reluctantly"
1"slowly"
2"quickly"
3"very"
4"slightly"
5"suddenly"
100.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found(empty)
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
45.78% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2121
totalAiIsms23
found
0
word"whisper"
count2
1
word"silence"
count2
2
word"velvet"
count1
3
word"pulse"
count5
4
word"warmth"
count4
5
word"pulsed"
count1
6
word"glistening"
count1
7
word"could feel"
count1
8
word"scanning"
count1
9
word"stomach"
count1
10
word"glint"
count1
11
word"vibrated"
count1
12
word"chill"
count1
13
word"footsteps"
count1
highlights
0"whisper"
1"silence"
2"velvet"
3"pulse"
4"warmth"
5"pulsed"
6"glistening"
7"could feel"
8"scanning"
9"stomach"
10"glint"
11"vibrated"
12"chill"
13"footsteps"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"stomach dropped/sank"
count1
highlights
0"stomach dropped"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences225
matches(empty)
79.37% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount9
narrationSentences225
filterMatches
0"think"
hedgeMatches
0"seemed to"
1"tried to"
2"started to"
3"seem to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences225
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen34
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2119
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions6
unquotedAttributions0
matches(empty)
66.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions40
wordCount2116
uniqueNames10
maxNameDensity1.37
worstName"Rory"
maxWindowNameDensity3
worstWindowName"Rory"
discoveredNames
Richmond2
Park2
Heartstone1
Pendant1
Hel1
Fae1
Grove1
Eva1
Thorny1
Rory29
persons
0"Pendant"
1"Grove"
2"Eva"
3"Thorny"
4"Rory"
places
0"Richmond"
1"Park"
2"Hel"
3"Fae"
globalScore0.815
windowScore0.667
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences141
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches2
per1kWords0.944
wordCount2119
matches
0"not as space but as attention"
1"not painfully but insistently, like a coal held too long in the hand"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences225
matches
0"hated that thought"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs92
mean23.03
std25.35
cv1.1
sampleLengths
08
140
281
35
48
562
686
76
87
92
1054
1148
128
1379
1411
1593
1621
176
1814
1923
201
2111
222
234
2458
254
2667
275
282
2935
304
317
3265
334
344
3550
3612
374
384
3939
4037
416
4219
433
445
4568
465
472
4818
4913
95.91% Passive voice overuse
Target: ≤2% passive sentences
passiveCount6
totalSentences225
matches
0"was gone"
1"been open"
2"was hidden"
3"been left"
4"was decided"
5"been sucked"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs344
matches
0"was inventing"
1"was remembering"
2"was refusing"
3"was waking"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount2
semicolonCount0
flaggedSentences2
totalSentences225
ratio0.009
matches
0"The ripples widened, and in them the moonlight broke apart into something else—an image, a suggestion of movement underneath the surface."
1"Something moved at the very edge of her vision—low, swift, and pale."
90.10% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount2124
adjectiveStacks0
stackExamples(empty)
adverbCount109
adverbRatio0.051318267419962336
lyAdverbCount27
lyAdverbRatio0.012711864406779662
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences225
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences225
mean9.42
std7.2
cv0.765
sampleLengths
08
13
27
34
412
514
625
725
817
914
105
113
125
139
142
156
1623
179
1813
1914
2014
219
2214
234
245
2526
266
277
282
291
302
318
3211
3317
348
357
368
3722
387
3911
408
4111
4218
4314
4415
4521
4611
475
4816
4912
38.44% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats26
diversityRatio0.25333333333333335
totalSentences225
uniqueOpeners57
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount14
totalSentences190
matches
0"Instead, the place seemed to"
1"Even the night insects seemed"
2"Just a pulse, barely more"
3"More like the whisper of"
4"Then, from the trees to"
5"Somewhere near the standing stone,"
6"Then the pool rippled."
7"Only the dark and the"
8"Then the moon shifted behind"
9"Just enough to make the"
10"Too tall, perhaps, or perhaps"
11"Then, very slowly, she lifted"
12"Then something tall and narrow"
13"Then the thing in the"
ratio0.074
97.89% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount58
totalSentences190
matches
0"She stopped just inside the"
1"It should have been beautiful."
2"It was beautiful."
3"She reached into her jacket"
4"Her breath came out in"
5"She had checked her phone"
6"She had not expected signal."
7"It had done nothing until"
8"She drew the pendant out"
9"She swallowed and looked deeper"
10"Their stems bent with a"
11"She hated that thought and"
12"She was here because the"
13"She was here because the"
14"She had not told Eva."
15"She had not told anyone."
16"She held her breath and"
17"She told herself she was"
18"She took another step."
19"It was delicate, almost lovely."
ratio0.305
83.68% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount143
totalSentences190
matches
0"Rory had expected the grove"
1"Nothing hidden between worlds ever"
2"She stopped just inside the"
3"The trees stood black and"
4"Wildflowers carpeted the ground in"
5"It should have been beautiful."
6"It was beautiful."
7"That was the worst part."
8"Rory shifted the satchel on"
9"The silence had a density"
10"She reached into her jacket"
11"The gem was cool from"
12"Her breath came out in"
13"She had checked her phone"
14"She had not expected signal."
15"It had done nothing until"
16"A faint heat bloomed under"
17"She drew the pendant out"
18"The crimson gem caught the"
19"The silver chain lay cold"
ratio0.753
78.95% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount3
totalSentences190
matches
0"If the pendant’s strange little"
1"Now a pale monolith rose"
2"Now concentric rings spread slowly"
ratio0.016
88.61% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences79
technicalSentenceCount6
matches
0"She stopped just inside the ring of ancient oaks, one hand lifted uselessly near her chest as if she could hold the air in place."
1"Rory glanced down at the crescent scar on her left wrist where the chain rested, the pale half-moon from a childhood fall that had earned her every worry line i…"
2"Now a pale monolith rose from the earth, taller than her, its surface carved with shallow grooves that caught the moonlight."
3"The lines were too irregular, too intimate, as if made by long nails dragged over stone."
4"It seemed to be pulling toward the standing stone, toward the pool, toward that soundless center of the grove where the air had begun to look slightly warped, a…"
5"Cool-headed, her friends called her, as if calm were a talent and not a panic response dressed nicely."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags3
uselessAdditionCount0
matches(empty)
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags3
fancyCount1
fancyTags
0"she whispered (whisper)"
dialogueSentences3
tagDensity1
leniency1
rawRatio0.333
effectiveRatio0.333
84.8059%