Run: 2026-03-18-01KM07CD930153BJ6GZWP7Q0FZ

Run Details

Duration:
37.1s
Cost:
$0.017319
Provider:
OpenAI

Model input

System
You are an expert fiction writer. Always keep the following rules in mind: - Write in past tense and use General English spelling, grammar, and colloquialisms/slang. - Write in active voice - Always follow the "show, don't tell" principle. - Avoid adverbs and cliches and overused/commonly used phrases. Aim for fresh and original descriptions. - Convey events and story through dialogue. - Mix short, punchy sentences with long, descriptive ones. Drop fill words to add variety. - Skip "he/she said said" dialogue tags and convey people's actions or face expressions through their speech - Avoid mushy dialog and descriptions, have dialogue always continue the action, never stall or add unnecessary fluff. Vary the descriptions to not repeat yourself. - Put dialogue on its own paragraph to separate scene and action. - Reduce indicators of uncertainty like "trying" or "maybe" When writing text: - NEVER conclude the scene on your own, follow the beat instructions very closely. - NEVER end with foreshadowing. - NEVER write further than what I prompt you with. - AVOID imagining possible endings, NEVER deviate from the instructions. - STOP EARLY if the continuation contains what was required in the instructions. You do not need to fill out the full amount of words possible.
User/Human
Take into account the following glossary of characters/locations/items/lore... when writing your response: <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> Continue the story using the following instructions: <instructions> 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. </instructions>

Model response

AI
Aurora Carter slipped through the broken gap in the park fence with the pendant cupped tight in her fist, and the metal bit into her palm as if it had grown teeth. The night swallowed the city noise the second she left the path. Traffic thinned to a murmur behind the trees. A fox barked once, then nothing. Richmond Park opened around her in dark swathes of grass and knotted trunks, the moon hanging pale over it all like a blind eye. She stopped and listened. No breeze moved through the leaves. No owl called. Even her trainers on the damp earth sounded wrong, too soft, like the ground had taken a breath and held it. She drew the torch from her jacket pocket and clicked it on. The beam cut a narrow lane through the dark, catching the wet shine of bracken, the silver stitch of spiderwebs, the thin white heads of wildflowers blooming along the verge despite the season. That was the first thing that tightened the skin between her shoulders. The grove never looked like this anywhere else. The flowers had no right to be open under a winter moon. “Brilliant,” she muttered, and the sound came back to her flat and thin. The pendant warmed in her fist. She opened her hand and looked down at it. The crimson stone glowed from within, a small ember pressed into silver. The warmth throbbed once, then again, faint and steady, like a pulse under skin. She turned toward the stand of ancient oak stones ahead, the boundary of the grove rising out of the blackness in a rough circle. She had come because the thing had started doing this two nights ago, heating against her sternum whenever she crossed certain streets, then flaring hard enough to leave her breath snagging in her throat when she neared Richmond Park. By the time she reached the gate, she had already stopped pretending she was here for a casual look. She had come for an answer. She slid the pendant under her shirt and kept moving. The air changed as she passed between the outer stones. It cooled in a way that went beyond temperature, touching the inside of her nose, the back of her teeth. The trees inside the grove stood too straight, their bark ridged and dark as old burned paper. Moonlight pooled on the ground, but it did not settle. It drifted in patches, as if the clearing breathed under it. Aurora paused just inside the boundary and turned slowly. The park beyond the stones looked farther away than it should have. The gap she had come through sat in the dark with no depth, a slice cut through the trees. She could still make out the fence, but the road noise had dropped to a thin, distant thread, like she had pressed her ear to a wall. She frowned and checked her phone. One bar. Then none. The screen flashed the time. 1:17. She lifted the torch and swept it across the ring of stones. Their surfaces looked damp, but the wet did not reflect properly. It drank the light. One stone held a seam down its middle, a line no wider than a fingernail, and for a moment the split resembled a mouth shut tight. Aurora’s jaw set. “Funny place to lose your phone signal,” she said to the empty air. The pendant gave another small pulse against her chest. She walked on, slower now, her beam sliding over roots and pale blossoms and patches of bare earth that looked trodden flat, though she could not see a track. Once she caught sight of movement near the far stones, a quick shift at the edge of the torch beam. She snapped the light toward it. Nothing. Only a clump of wildflowers bending low, then straightening again. She kept the torch trained there and took two steps forward. A chill moved over the back of her neck. Not wind. Something lighter. A brush, nearly a touch, gone before she could flinch away. Her hand flew to the pendant under her shirt. “Don’t start that,” she whispered. The grove stayed quiet. She stared into the dark beyond the beam until her eyes ached. Her own breath rasped in her ears. Somewhere behind her, a twig clicked under a footstep. Aurora spun fast enough to kink the pendant chain against her throat. The torch swept across grass, stone, and the base of a crooked oak. No one stood there. No shape ducked behind anything. No owl burst out of the branches. The grass behind her lay smooth except for one fresh dent, a shallow press in the wet ground as if someone had just put weight on that spot and lifted away. Her mouth went dry. She turned in a full circle. “Hello?” The word vanished into the trees. No answer came, but the grove seemed to listen. Even the moonlight felt fixed on her skin. She shifted her stance and the beam of the torch caught a smear on the nearest standing stone, a pale mark at shoulder height. She stepped closer and shone the light directly on it. A handprint. Her stomach dropped once, hard. The mark shone white in the stone’s grain, five splayed fingers pressed where no hand should have reached. The shape looked old. Dusty. Dry. Yet the edges stayed sharp, as if someone had laid skin against it a minute ago and left no moisture behind. Aurora brought her face close, then stopped short. The stone smelled of rain, chalk, and something sweet gone rotten. She eased back and wiped her palm on her jeans. “Right. Great. That’s normal.” The pendant throbbed hot through her shirt. She unhooked it and let it hang against the black fabric. The crimson stone glowed brighter now, small but fierce. The warmth reached into her skin, into the crescent scar on her wrist, and she flexed her fingers around the torch handle. The glow did not brighten the stone. It deepened it, as if light had sunk into a well. A sound lifted from deeper in the grove. Not a branch. Not a bird. A child’s laugh. Aurora froze with the torch pointed dead ahead. It came again, higher this time, cut off halfway through, and she knew at once that it did not belong here. It had no breath in it. No body. It rode the dark in little pieces, one note scraped against another. She swallowed and forced her feet to move. The laugh stopped the moment she stepped forward. The torch beam swept over the ground between the stones, over curled fern fronds and pale flowers and the glossy black backs of beetles frozen on leaves. She took another step and the beam caught something at the very edge of its reach: a pale blur between two trunks, taller than a child, narrower than a man. It stood half-turned, all white and grey, as if the moon had cut a figure out of mist. Aurora’s whole body locked. The shape did not move. It only held there, thin and wrong, and for one awful second she saw what looked like a face turned away from her, hair hanging in a dark rope over one shoulder. She lifted the torch higher. Nothing. Only a line of slender birch and the shadow between them. Her breath came shallow and fast now. She could hear it, loud in her ears. She could hear the wet tack of her trainers as she shifted her weight. The grove answered with another sound, very soft, like fingertips dragging across bark. Aurora swung the torch toward it. A pale streak flashed across the beam and vanished behind a stone. She stalked forward before she could stop herself, anger and fear tangling together so tight she could not tell them apart. The pendant burned hot against her chest. She pulled it out and stared at it as she walked. The crimson stone vibrated in its silver frame. “Okay,” she said, through her teeth. “If this is your idea of directions, I want a refund.” The glow in the pendant brightened once, as if it heard her. Then it dimmed. She stopped near the centre of the grove and looked around. The standing stones formed a rough circle here, each one taller than her, their tops broken and jagged against the sky. The torch beam touched them one by one. One. Two. Three. She turned in place and counted again. One. Two. Three. Four. Five. Her brows pulled together. She took three slow steps backward and counted again from the left. One. Two. Three. Four. Five. Six. Her throat tightened. She looked away from the stones and back again. Five. She blinked hard. Six. A cold pressure settled over her ribcage. “No,” she whispered. She moved the torch back and forth between the stones. The circle did not hold. The gaps changed when she stopped watching them. A stone appeared where there had been none, then slipped out of sight when her beam touched it. The wildflowers at her feet shivered without wind, all their white heads turning in the same direction. Aurora backed up until her shoulders brushed bark. Something stood just beyond the torch’s reach. Not the pale shape from before. Something lower. Wider. A line of dark that should have blended into the trees but did not, because it held itself too still. She could not make out a face, only the suggestion of height and the drag of a shape that did not belong to any tree trunk. The darkness around it looked thicker, layered, like velvet folded over itself. Her fingers clenched around the torch. “Eva?” she called, and the name left her mouth before she could weigh it. No answer. The thing beyond the light shifted. Not much. Just enough to show it had not been a tree. Aurora stepped sideways, keeping the beam locked on the space in front of her. The pendant slammed hot against her sternum, so hot she hissed and nearly dropped it. A red glimmer bled through her shirt, then vanished. The grove went very still. Then, right beside her left ear, a voice breathed her name. “Aurora.” She whirled so hard her shoulder clipped the stone behind her. The torch beam swung wide, landed on wildflowers, roots, empty dark. No one stood there. No one had stood there. The voice had come from too close, from the place where her hair touched her cheek. She backed away from the stone and struck something solid with her heel. A second stone. She turned in a panic and saw that the circle had closed behind her. The gap she had stood near was gone. The trees no longer showed the park beyond. In their place, the grove had thickened, the trunks pressing closer, their branches knotted overhead until they looked like black fingers laced together. Her pulse hammered against her ribs. “Stop it,” she said, and hated how thin her voice sounded. The pendant flared against her skin, bright enough to paint the front of her shirt red. The ground at her feet answered with a faint, deep hum. Aurora lifted her head. Between the stones ahead, something moved into the torch beam at last, slow and sure, as if it had known exactly where she stood the whole time.
created_at"2026-03-18T10:20:40.113Z" 3/18/2026, 10:20:40 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency33091
moderation_latency(null)
generation_time36342
tokens_prompt1038
tokens_completion3884
native_tokens_prompt916
native_tokens_completion3696
native_tokens_completion_images0
native_tokens_reasoning1380
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"
usage0.017319
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_0b82f16e0293e1b90169ba7c782ba881939e6b02f5151e10af"
is_byokfalse
latency174
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-1773829240-2xC8boOXslg8Gq041S7d"
upstream_id"resp_0b82f16e0293e1b90169ba7c782ba881939e6b02f5151e10af"
total_cost0.017319
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
totalTags7
adverbTagCount0
adverbTags(empty)
dialogueSentences11
tagDensity0.636
leniency1
rawRatio0
effectiveRatio0
89.46% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1897
totalAiIsmAdverbs4
found
0
adverb"slowly"
count1
1
adverb"very"
count3
highlights
0"slowly"
1"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)
65.74% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1897
totalAiIsms13
found
0
word"warmth"
count2
1
word"throbbed"
count2
2
word"pulse"
count3
3
word"chill"
count1
4
word"weight"
count2
5
word"stomach"
count1
6
word"vibrated"
count1
7
word"velvet"
count1
highlights
0"warmth"
1"throbbed"
2"pulse"
3"chill"
4"weight"
5"stomach"
6"vibrated"
7"velvet"
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
narrationSentences191
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount1
narrationSentences191
filterMatches(empty)
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences195
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen39
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1897
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions8
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions30
wordCount1864
uniqueNames8
maxNameDensity0.59
worstName"Aurora"
maxWindowNameDensity1.5
worstWindowName"One"
discoveredNames
Carter1
Park2
Richmond2
Aurora11
One5
Two3
Three3
Five3
persons
0"Carter"
1"Aurora"
2"One"
3"Five"
places
0"Park"
1"Richmond"
globalScore1
windowScore1
92.31% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences130
glossingSentenceCount3
matches
0"looked like this anywhere else"
1"looked like a face turned away from her,"
2"looked like black fingers laced together"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1897
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences195
matches
0"saw that the"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs92
mean20.62
std22.95
cv1.113
sampleLengths
032
150
24
330
477
513
66
7117
86
910
1068
119
1273
131
1412
1541
163
1713
189
1955
201
2110
2235
239
245
254
2628
2712
2860
294
307
316
3251
332
3450
3519
3610
374
387
3960
4014
413
428
4341
448
458
4675
474
4837
495
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences191
matches
0"was gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs293
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences195
ratio0
matches(empty)
96.53% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1865
adjectiveStacks0
stackExamples(empty)
adverbCount82
adverbRatio0.04396782841823056
lyAdverbCount10
lyAdverbRatio0.005361930294906166
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences195
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences195
mean9.73
std7.67
cv0.789
sampleLengths
032
112
28
36
424
54
66
73
821
912
1033
1112
128
1312
1413
156
169
1712
1814
1924
2039
2119
226
2310
2410
2520
2617
2710
2811
299
3012
3119
3227
336
342
352
365
371
3812
3911
404
4126
423
4313
449
4529
4620
476
481
4910
38.66% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats22
diversityRatio0.22164948453608246
totalSentences194
uniqueOpeners43
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount9
totalSentences158
matches
0"Even her trainers on the"
1"Once she caught sight of"
2"Only a clump of wildflowers"
3"Somewhere behind her, a twig"
4"Even the moonlight felt fixed"
5"Only a line of slender"
6"Then it dimmed."
7"Just enough to show it"
8"Then, right beside her left"
ratio0.057
68.10% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount60
totalSentences158
matches
0"She stopped and listened."
1"She drew the torch from"
2"she muttered, and the sound"
3"She opened her hand and"
4"She turned toward the stand"
5"She had come because the"
6"She had come for an"
7"She slid the pendant under"
8"It cooled in a way"
9"It drifted in patches, as"
10"She could still make out"
11"She frowned and checked her"
12"She lifted the torch and"
13"Their surfaces looked damp, but"
14"It drank the light."
15"she said to the empty"
16"She walked on, slower now,"
17"She snapped the light toward"
18"She kept the torch trained"
19"Her hand flew to the"
ratio0.38
39.11% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount133
totalSentences158
matches
0"Aurora Carter slipped through the"
1"The night swallowed the city"
2"Traffic thinned to a murmur"
3"A fox barked once, then"
4"Richmond Park opened around her"
5"She stopped and listened."
6"She drew the torch from"
7"The beam cut a narrow"
8"That was the first thing"
9"The grove never looked like"
10"The flowers had no right"
11"she muttered, and the sound"
12"The pendant warmed in her"
13"She opened her hand and"
14"The crimson stone glowed from"
15"The warmth throbbed once, then"
16"She turned toward the stand"
17"She had come because the"
18"She had come for an"
19"She slid the pendant under"
ratio0.842
31.65% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences158
matches
0"By the time she reached"
ratio0.006
78.75% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences78
technicalSentenceCount7
matches
0"She had come because the thing had started doing this two nights ago, heating against her sternum whenever she crossed certain streets, then flaring hard enough…"
1"It cooled in a way that went beyond temperature, touching the inside of her nose, the back of her teeth."
2"She walked on, slower now, her beam sliding over roots and pale blossoms and patches of bare earth that looked trodden flat, though she could not see a track."
3"The grass behind her lay smooth except for one fresh dent, a shallow press in the wet ground as if someone had just put weight on that spot and lifted away."
4"Yet the edges stayed sharp, as if someone had laid skin against it a minute ago and left no moisture behind."
5"It stood half-turned, all white and grey, as if the moon had cut a figure out of mist."
6"Between the stones ahead, something moved into the torch beam at last, slow and sure, as if it had known exactly where she stood the whole time."
53.57% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount1
matches
0"she called, and the name left her mouth before she could weigh it"
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags7
fancyCount3
fancyTags
0"she muttered (mutter)"
1"she whispered (whisper)"
2"she whispered (whisper)"
dialogueSentences11
tagDensity0.636
leniency1
rawRatio0.429
effectiveRatio0.429
85.1292%