Run: 2026-03-18-01KM0A2JRDRJ0NR8N7YHHS67QP

Run Details

Duration:
14.2s
Cost:
$0.011987
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
Aurora Carter told herself she was only out of breath because she’d run half the length of Richmond Park with a delivery bag still slung across her shoulder, as if that explained the prickling at the back of her neck or the way the night seemed to have tightened around her. The trees had swallowed the path a long time ago. Behind her, London had become a rumor—traffic reduced to a distant hush, the city lights leached out by the dark canopy and the uneven ground. Ahead, the grove waited. She stopped at the edge of it, one hand braced against her ribs. The silver chain of the pendant was cold against her throat, the little crimson stone tucked beneath her shirt like a drop of dried blood. She drew it out on instinct and held it between thumb and forefinger. It was warm. Not body-warm, not from being worn against her skin. Warm in the way a mug was warm after tea, or a stone left too long in the sun. The faint glow inside it deepened, a pulse no brighter than a breath but unmistakable. It answered something ahead. Rory’s mouth went dry. “Right,” she muttered to nobody, because saying it aloud made it feel less like a mistake. “Just a look. In and out.” The standing stones rose from the dark in a rough circle, ancient oak trunks weathered into shapes that made them seem carved rather than grown. She knew they were the boundary. Isolde’s grove, the Fae-touched pocket hidden in Richmond Park, the place Eva had described with a voice that had tried very hard to sound casual and failed. A place where time misbehaved. A place with rules that were never quite explained all the way through. A place where her pendant heated like a warning. She stepped between the first pair of stones. The air changed at once. It was the same night and not the same night, thinner somehow, as if she had walked into a room someone had just left. The scent of earth and damp leaves sharpened. Something floral drifted through it too, sweet and almost cloying, though nothing in the moonlit clearing should have been blooming in the cold. Rory looked down and saw wildflowers scattered through the grass in ridiculous profusion, white and purple and gold, nodding on stems that should have been brittle this time of year. They were beautiful in a way that made her uneasy. The pendant throbbed once against her fingers. She swallowed and moved farther in. Her trainers made almost no sound on the grass. That was wrong. There should have been the rustle of blades, the crunch of leaves, the small physical comfort of her own footsteps. Instead, the grove seemed to take her weight without complaint. The silence was thick enough to press against her ears. Rory listened anyway, every sense stretched taut. A branch creaked overhead. She froze and looked up. Nothing moved. The black shapes of the trees crowded the clearing, trunks bent in ways that suggested age or intention. Between them, moonlight pooled pale and uncertain on the ground. For a second she thought she saw someone standing beyond the far stones—a slender figure with hair like wet reeds, gone before she could focus on it. Her pulse leapt. She squinted into the dark. Nothing. She let out a breath she had been holding too long. “Get a grip,” she whispered. The words vanished almost before she heard them. She had come because the pendant had started warming in her flat, because it had done that before whenever something was near. A Hel portal, according to the scraps of information and half-answers people liked to offer her when they assumed she’d stop asking if they kept things vague enough. She had followed the pulse like a compass needle and ended up here, in the middle of a grove that wasn’t supposed to be where it was, hoping it would lead to something useful and not just get her lost. Useful would be ideal. Less useful but survivable would do. The pendant burned a little hotter in her palm. Rory lifted her gaze and frowned. Across the clearing, not ten yards away, stood another stone. Then another. No, not stones. The shadows between the trees were moving into shapes that repeated themselves at intervals, tall and narrow, like a second ring of boundary markers nested inside the first. She blinked hard. When she opened her eyes, the shapes were trees again. Her heartbeat kicked harder. “Okay,” she said under her breath, the word flat with forced calm. “That’s… fine.” It was not fine. She knew enough about fear to recognize when it was trying to be useful. Fear, at least, had a job. This was something else. This was the sensation of being measured. The grove seemed to lean around her. A laugh drifted through the trees. Rory went still. It was soft and far away, almost a child’s voice, but wrong in a way she couldn’t have explained if she’d wanted to. Not quite human. Not quite anything she trusted. The sound came again, closer this time, from behind her left shoulder. She turned fast. There was nothing there. Her skin prickled under her jacket. She was suddenly aware of how exposed she was in the clearing, how open the moonlight made her. The standing stones at the boundary looked farther away than they had a moment ago. She had definitely not walked back the way she came. Had she? She glanced over her shoulder, searching for the opening through which she’d entered. The grove had swallowed it. No, not swallowed. Hidden. She stood very still. A careful stillness. The kind she had learned in London, in doorways and on pavements and in the corridor outside her flat when she wasn’t sure whether Evan had really gone or was just standing out of sight waiting to startle her. The old fear and the new one had different faces, but the body remembered what it needed to do. Don’t run. Don’t show the back. Don’t give it movement to follow. She tightened her grip around the pendant until the chain bit into her palm. The warmth had become a pulse. Faint, steady, directional. Ahead. She looked where it pointed and saw, at the center of the grove, a narrow rise in the ground half-hidden by flowers. On it stood a shape she had not noticed before, a slit in the dark as fine as a seam in black cloth. A doorway, perhaps. Or the suggestion of one. The air around it trembled, making the moonlight waver. Rory’s stomach turned. That had to be it. She took one careful step toward it. The laugh came again, this time from directly beside her ear. She jerked and spun, heart slamming hard enough to hurt. The clearing was empty, but not empty enough. She could feel the presence of something in the brush of the night, the pressure of eyes where there were no eyes, the certainty of attention with no body attached to it. Her breathing had gone shallow. She forced in a slow mouthful of air. “Not funny,” she said to the dark, because saying it to the dark was safer than admitting she might be speaking to something that heard her. A pause. Then, from somewhere low in the grass, a rustle answered her. Rory’s eyes dropped. A fox should have been there. A rabbit. Something ordinary and skittish. Instead, just beyond the reach of moonlight, flowers bent as if under unseen fingers. One by one, their heads turned toward her. Not all at once. Not dramatically. In a patient, dreadful sequence, as if the grove itself had decided to look. She took a step back before she could stop herself. The pendant flared hot in her hand. Every flower in the clearing shivered. Rory’s breath caught. The stone in the pendant glowed deep red through her fingers, a tiny beating ember. The seam in the dark ahead widened by a fraction, enough to show not a doorway but depth—an impossible thickness, a place where the night did not quite belong to night. She knew, with sudden sick certainty, that if she went closer she would find something waiting on the other side. Not necessarily something with teeth. That would have been easier. Something older, perhaps. Something curious. Something that had noticed her the moment she crossed the stones and had been patient enough to let her notice herself. The hairs on her arms rose. A sound came from behind her. Footsteps. Not hers. Rory turned so fast her shoulder twinged. There was no one in the clearing. But now she was absolutely certain the empty space between two trees had just shifted, as if someone tall and thin had stepped back behind the trunk. Her mind supplied a shape a moment too late, the impression of a pale hand vanishing around bark, and she nearly made the mistake of chasing it with her eyes. Instead she stared straight ahead, trying not to let the panic climb any higher. “Hello?” she called, immediately hating the way her voice trembled on the second syllable. The grove gave no answer. Then, from very far off, a woman’s voice said, “Rory.” Her whole body locked. It sounded like Eva. For one awful instant she nearly believed it, nearly turned toward the sound with a rush of hope so sharp it hurt. Then the voice came again, perfectly pitched, perfectly familiar, and utterly wrong in the shape of the silence around it. “Rory.” The second time was closer. Too close. Her throat closed. Eva had not followed her into a Fae-touched grove at midnight. Eva had not slipped through the trees without a sound. This was imitation. It had to be. Rory’s nails dug into her palm around the pendant. The warmth surged hard enough to sting. “No,” she said, more firmly this time. “No, that’s not—” The voice stopped. The silence that followed was worse. Something breathed in the dark behind her. Not close enough to touch. Close enough to know. Rory did not turn. She looked at the seam of black light ahead, the only fixed thing in the grove, and she understood suddenly that the portal—if that was what it was—wasn’t the danger. It was the lure. The real danger had already found her. The flowers around her feet bent inward, all at once, though there was no wind. A pressure gathered at the edges of her sight, a suggestion of movement circling the clearing. She could not see it directly. Every time she tried, her vision snagged on moonlight or tree bark or the pale blur of a bloom. But the sense of being ringed in tightened with each second. Rory thought of the flat above Silas’ bar, of the familiar noise and cheap light and the safety of objects that stayed where they were put. She thought of Yu-Fei’s restaurant, the clatter of plates, the smell of ginger and oil and fried garlic. Normal things. Useful things. Things with edges and names. This was none of those. Her pulse hammered in her throat. She could leave. She should leave. The smart thing, the living thing, would be to turn and run for the boundary stones and not stop until she hit the park paths and another human face and lights and noise and all the brutal, ordinary proof of the world. But the pendant was still warm, still pointing, and she hated the thought of coming all this way for a warning and retreating without understanding it. Worse, she hated the idea of whatever was in the grove learning that fear could move her. Rory set her jaw. Then she took one step toward the seam in the dark. The breathing behind her ceased. The grove held perfectly still. At the center of the clearing, the black slit seemed to widen by a hair, as if in welcome. Or in hunger. The flowers at its base trembled. Rory could feel the pendant pounding in her hand now, a frantic little heartbeat that did not belong to her. She took another step. And from just behind her left shoulder, something very gently said, “There you are.”
created_at"2026-03-18T11:07:43.771Z" 3/18/2026, 11:07:43 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2797
moderation_latency(null)
generation_time13909
tokens_prompt812
tokens_completion3195
native_tokens_prompt742
native_tokens_completion2540
native_tokens_completion_images0
native_tokens_reasoning32
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"
usage0.0119865
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_068ba3fcceb8b0820169ba877fd3f88197ba114d506a8f297a"
is_byokfalse
latency192
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-1773832063-rFmHoeFBHYIZsixulD3u"
upstream_id"resp_068ba3fcceb8b0820169ba877fd3f88197ba114d506a8f297a"
total_cost0.0119865
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags9
adverbTagCount0
adverbTags(empty)
dialogueSentences12
tagDensity0.75
leniency1
rawRatio0
effectiveRatio0
70.76% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2052
totalAiIsmAdverbs12
found
0
adverb"very"
count4
1
adverb"suddenly"
count2
2
adverb"really"
count1
3
adverb"perfectly"
count3
4
adverb"utterly"
count1
5
adverb"gently"
count1
highlights
0"very"
1"suddenly"
2"really"
3"perfectly"
4"utterly"
5"gently"
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)
34.21% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2052
totalAiIsms27
found
0
word"pulse"
count5
1
word"throbbed"
count1
2
word"footsteps"
count2
3
word"weight"
count1
4
word"silence"
count3
5
word"measured"
count1
6
word"warmth"
count2
7
word"trembled"
count3
8
word"stomach"
count1
9
word"could feel"
count2
10
word"absolutely"
count1
11
word"familiar"
count2
12
word"firmly"
count1
13
word"sense of"
count1
14
word"pounding"
count1
highlights
0"pulse"
1"throbbed"
2"footsteps"
3"weight"
4"silence"
5"measured"
6"warmth"
7"trembled"
8"stomach"
9"could feel"
10"absolutely"
11"familiar"
12"firmly"
13"sense of"
14"pounding"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"let out a breath"
count1
highlights
0"let out a breath"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences196
matches
0"a rush of hope"
99.13% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount4
narrationSentences196
filterMatches
0"feel"
1"notice"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences200
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen51
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2047
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions12
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions33
wordCount2002
uniqueNames11
maxNameDensity0.7
worstName"Rory"
maxWindowNameDensity1.5
worstWindowName"Eva"
discoveredNames
Carter1
Richmond2
Park2
London2
Fae-touched2
Eva4
Hel1
Evan1
Yu-Fei1
Rory14
Don3
persons
0"Carter"
1"Eva"
2"Evan"
3"Yu-Fei"
4"Rory"
places
0"Richmond"
1"Park"
2"London"
3"Fae-touched"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences118
glossingSentenceCount1
matches
0"not quite belong to night"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches2
per1kWords0.977
wordCount2047
matches
0"no brighter than a breath but"
1"not a doorway but depth"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences200
matches
0"learning that fear"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs100
mean20.47
std23.59
cv1.152
sampleLengths
051
139
251
33
447
54
622
776
89
98
1090
1110
127
136
1459
154
165
172
1863
191
2011
215
228
2390
2410
259
2652
2710
284
2914
3035
317
326
333
3443
353
364
3764
385
394
4065
4112
4214
439
441
4562
463
475
487
4911
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences196
matches
0"was—wasn’t"
1"being ringed"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs327
matches
0"was, hoping"
1"were moving"
2"was trying"
3"was just standing"
85.71% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount5
semicolonCount0
flaggedSentences4
totalSentences200
ratio0.02
matches
0"Behind her, London had become a rumor—traffic reduced to a distant hush, the city lights leached out by the dark canopy and the uneven ground."
1"For a second she thought she saw someone standing beyond the far stones—a slender figure with hair like wet reeds, gone before she could focus on it."
2"The seam in the dark ahead widened by a fraction, enough to show not a doorway but depth—an impossible thickness, a place where the night did not quite belong to night."
3"She looked at the seam of black light ahead, the only fixed thing in the grove, and she understood suddenly that the portal—if that was what it was—wasn’t the danger."
88.72% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1796
adjectiveStacks0
stackExamples(empty)
adverbCount95
adverbRatio0.05289532293986637
lyAdverbCount19
lyAdverbRatio0.010579064587973273
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences200
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences200
mean10.24
std8.97
cv0.876
sampleLengths
051
110
225
34
413
525
613
73
89
919
1015
114
124
1316
146
1525
166
1727
185
1913
209
218
225
2324
248
2523
2630
2710
287
296
309
313
3220
3310
3410
357
364
375
382
3918
4010
4127
423
435
441
4511
465
478
4822
4928
41.00% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats18
diversityRatio0.26
totalSentences200
uniqueOpeners52
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount7
totalSentences179
matches
0"Instead, the grove seemed to"
1"Then, from somewhere low in"
2"Instead, just beyond the reach"
3"Instead she stared straight ahead,"
4"Then, from very far off,"
5"Then the voice came again,"
6"Then she took one step"
ratio0.039
99.33% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount54
totalSentences179
matches
0"She stopped at the edge"
1"She drew it out on"
2"It was warm."
3"It answered something ahead."
4"she muttered to nobody, because"
5"She knew they were the"
6"She stepped between the first"
7"It was the same night"
8"They were beautiful in a"
9"She swallowed and moved farther"
10"Her trainers made almost no"
11"She froze and looked up."
12"Her pulse leapt."
13"She squinted into the dark."
14"She let out a breath"
15"She had come because the"
16"She had followed the pulse"
17"She blinked hard."
18"Her heartbeat kicked harder."
19"she said under her breath,"
ratio0.302
77.32% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount137
totalSentences179
matches
0"Aurora Carter told herself she"
1"The trees had swallowed the"
2"She stopped at the edge"
3"The silver chain of the"
4"She drew it out on"
5"It was warm."
6"The faint glow inside it"
7"It answered something ahead."
8"Rory’s mouth went dry."
9"she muttered to nobody, because"
10"The standing stones rose from"
11"She knew they were the"
12"Isolde’s grove, the Fae-touched pocket"
13"A place where time misbehaved."
14"A place with rules that"
15"A place where her pendant"
16"She stepped between the first"
17"The air changed at once."
18"It was the same night"
19"The scent of earth and"
ratio0.765
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences179
matches(empty)
ratio0
62.37% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences71
technicalSentenceCount8
matches
0"Aurora Carter told herself she was only out of breath because she’d run half the length of Richmond Park with a delivery bag still slung across her shoulder, as…"
1"The standing stones rose from the dark in a rough circle, ancient oak trunks weathered into shapes that made them seem carved rather than grown."
2"Isolde’s grove, the Fae-touched pocket hidden in Richmond Park, the place Eva had described with a voice that had tried very hard to sound casual and failed."
3"Rory looked down and saw wildflowers scattered through the grass in ridiculous profusion, white and purple and gold, nodding on stems that should have been brit…"
4"She had followed the pulse like a compass needle and ended up here, in the middle of a grove that wasn’t supposed to be where it was, hoping it would lead to so…"
5"Instead, just beyond the reach of moonlight, flowers bent as if under unseen fingers."
6"But now she was absolutely certain the empty space between two trees had just shifted, as if someone tall and thin had stepped back behind the trunk."
7"Rory could feel the pendant pounding in her hand now, a frantic little heartbeat that did not belong to her."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags9
uselessAdditionCount0
matches(empty)
7.14% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags7
fancyCount2
fancyTags
0"she muttered (mutter)"
1"she whispered (whisper)"
dialogueSentences12
tagDensity0.583
leniency1
rawRatio0.286
effectiveRatio0.286
85.5231%