Run: 2026-03-06-01KK1J655GCXPHWXAZGFQ64PFY

Run Details

Model:
GPT-5.4
Duration:
1m 12s
Cost:
$0.041290
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
The gate into Richmond Park had stood open when Aurora reached it, one side hanging at an angle that made the iron look tired. No one waited by the path. No cyclists rattled past. London had fallen away behind her in layers—traffic, late buses, people smoking outside pubs—and the silence here felt arranged, as if something had laid it out with care. She pulled her coat tighter and stepped onto the path. Gravel shifted under her boots. Frost silvered the grass on either side, though the air held no real bite. Her breath should have shown. It didn’t. Aurora stopped. A thin crease formed between her brows. She lifted a hand, breathed into her palm. Nothing. No mist. No warmth on her skin. “Right,” she muttered. “That’s not unsettling at all.” Her voice travelled farther than it should have. It slid ahead through the trees and came back worn thin. She reached beneath her jumper and touched the Heartstone Pendant through the fabric. The thumbnail-sized crimson stone pressed against her chest with a low, living warmth. That had been her reason for coming. For three nights it had heated against her skin whenever she faced west from her flat above Silas’ bar. Tonight it had gone hot enough to wake her. Richmond. The grove. The place Eva had once called a seam in the world with a grin that never quite hid the warning under it. Ancient oak standing stones marked the boundary, Eva had told her. Don’t step through unless you mean it. “I mean it,” Aurora said to the dark, and hated that she felt the need to answer a memory. The path narrowed. Branches knitted overhead, black against a sky without stars. No wind moved through them. Leaves lay across the ground in damp clumps, but none rustled. She had walked through parks at night before. There was always something—foxes screaming, a distant siren, the thud of trainers, a plane above. Here, each sound arrived on its own and died at once, like it had been cut from cloth. Gravel. Her breathing. The small click of the pendant chain against the zip of her coat. Then another step. Aurora halted so fast the muscles in her calves clenched. Silence. She turned her head, not her whole body at first. Trees. Trunks close together. Bracken gone dark with dew. Nothing. “You’re hearing your own echo.” The sentence landed flat. She knew what her footfall sounded like. The second step had come a fraction late, a touch softer, as if someone had placed their boot down with care. She turned fully and looked back down the path. The gate had vanished behind a bend she didn’t remember taking. Her hand stayed on the pendant. Warm. Warmer now. She kept going. The standing stones appeared without introduction. One moment she walked between oaks; the next the trees broke and the stones stood ahead in a rough ring, each one taller than a man, each one thick with moss that shone almost blue in the moonlight. Wildflowers spread around them despite the season—foxgloves, white campion, buttercups, flowers that should not have shared soil, all open to the night as if noon sat above them. Aurora slowed at the edge of the clearing. The grove had a smell she couldn’t place. Not earth. Not leaf mould. Something sweet undercut with cold mineral, the scent of rain on stone if rain had a pulse. The pendant burned against her skin. She drew it out and held it in her palm. The deep crimson gemstone carried a faint inner glow now, no brighter than banked coal. Light bled through the lines of her fingers. “Fine,” she whispered. “You dragged me here. What for?” The stone offered heat and nothing else. The standing stones marked a boundary. She knew that much. Outside them, the night had felt thin and listening. Inside, the clearing looked soft enough to sleep in, which made her distrust it on sight. Aurora stepped between two stones. Warmth rolled over her face. The smell sharpened. The wildflowers gave a small collective tremor, though the air still hung dead. Behind her, something tapped once against stone. She turned. No one stood at the boundary. The path beyond lay empty. One of the stones had caught a thread of moonlight and thrown it back at an angle that looked almost metallic. That was all. Aurora let out a breath through her nose. “Get a grip.” The words came easier than the grip. She crossed the clearing, scanning the ground, the trees, the gaps between trunks where darkness layered into itself. The pendant pulled her left, then right, then forward. Not a real tug. A pressure in her chest. She followed it towards the far side of the grove, where a cluster of birches leaned together with their pale bark peeling in strips. Halfway there, she heard a child laugh. The sound snapped through the clearing so clean it made her stomach drop. Aurora froze. It had come from her right. Close. No, not close—small. Intimate. The sort of laugh someone gave with a hand over their mouth. She turned towards it and found only flowers and stone. Her own voice came out low. “No.” A child had no business being here at this hour. That thought came first, neat and practical, and then the rest arrived behind it. The gate open. The empty paths. No breath. No wind. “Is someone there?” The question slipped into the grove and vanished. For a moment nothing answered. Then the laugh came again, farther away this time, somewhere near the birches. It cut off mid-note. Aurora started towards it before fear could root her boots. She moved fast, eyes raking the ground for any sign of someone small enough to hide among the flowers. The pendant’s heat climbed until it stung her palm. “Oi,” she called. “If that’s you messing about, come out now.” A white shape passed between the birch trunks. She caught only the back of it—a pale shoulder, dark hair swinging, the edge of a dress or long shirt. Too tall for a child. Too slight for a grown man. Aurora’s steps slowed. The shape had moved without sound. No crushed stems. No scrape of bark. She reached the birches and found the space beyond empty. Trunks stood in a crescent around a shallow hollow filled with bluebells that glimmered like trapped dusk. The flowers bowed in one direction, all of them, as if something had passed through and pressed them down. Aurora stared at the bent line. It ran behind her. She turned so sharply the pendant chain bit her neck. The bluebells on the far side of the hollow rose by degrees. Not springing upright. Unfolding. One after another, as though invisible feet had just lifted from them and moved away into the clearing. Aurora stepped back. Her heel struck birch root. Bark grazed her shoulder. “Whoever you are,” she called, and heard the strain in her own voice, “I’m not in the mood.” No answer. The flowers near the standing stones dipped now in the same slow sequence, a trail written into the clearing by weight without form. The trail stopped three feet in front of her. Aurora’s mouth dried. The pendant pulsed once in her hand. Heat flashed through her fingers. A smell touched the air. Wet wool. Old roses left too long in a vase. Something stood before her. Nothing she could see. Nothing her eyes accepted. Yet the space ahead held itself wrong. The dark had depth there, a thickness that bent the lines of the birch trunks behind it. Aurora looked at the patch of air and, against every sane instinct, spoke to it. “What do you want?” The answer came in her own voice. “I mean it.” Her skin tightened from scalp to heel. The words had not echoed. They had come from directly in front of her, in the exact cadence she had used on the path, but flattened, emptied of breath. Aurora didn’t move. The thing wore her voice again, softer this time. “Get a grip.” A small smile cut across her face, not from humour but from the body's blunt response to terror. The shape of one. Teeth chilled in the air. “Not happening.” Her hand found the crescent scar on her left wrist and pressed hard enough to hurt. The pain steadied the edges of her thoughts. She glanced towards the standing stones. The clearing looked larger now than it had a minute ago. The gaps between the stones had stretched. The path beyond them had sunk into distance. Time moves differently here. Eva’s warning slid back into place with perfect clarity. An hour inside can be minutes or days outside. Aurora swallowed. “Fine. You can mimic. Brilliant.” She shifted her weight, voice gaining a hard, practical edge. “Can you speak for yourself?” The wrong patch of darkness shivered. From somewhere behind her left shoulder came the scrape of a shoe on stone. She spun and saw a woman standing between two of the oaks at the clearing’s edge. Aurora’s chest locked. The woman wore Aurora’s face. Not exactly. Close enough to strike the nerves first and thought second. The black hair hung damp and longer than hers, almost to the waist. The eyes shone too bright, the blue washed pale as moonlit glass. Her coat looked like Aurora’s old one, the one she had left behind in Cardiff after Evan tore the sleeve. Mud darkened the hem. Her left wrist bore the same crescent scar. The double tipped her head and smiled without showing teeth. Aurora heard herself speak before she chose the words. “No.” The other Aurora stepped into the clearing. Flowers bent under her boots, but no sound came from them. “You came late,” the double said. The voice matched hers and didn’t. It carried a second note underneath, as if someone else spoke with their mouth pressed to the same words. Aurora backed away one pace. “You’re not me.” The smile stayed put. “You kept the stone.” The pendant in Aurora’s hand flared hot enough to force a gasp from her. She nearly dropped it. The double’s eyes fell to the Heartstone. Hunger altered her face by a fraction. Not enough for another person to spot. More than enough for Aurora. “So that’s it.” Aurora curled her fingers round the gemstone. “You want this.” The thing with her face took another step. “You brought it.” “I brought it because it led me here.” “Yes.” “Helpful as ever.” The double stopped within the ring of standing stones. Moonlight touched her cheek and slid across it as if the skin sat under water. Aurora kept edging sideways, aiming for the nearest stone, refusing to turn her back. Her mind ran through facts, scraps, anything useful. Boundary stones. Pocket between worlds. The pendant warmed near a Hel portal. Unknown benefactor. None of it gave her a weapon. None of it told her whether stepping back across the boundary would help or strand her somewhere worse. A sound drifted through the grove. Her phone. The muffled chime came from her coat pocket, absurd and ordinary. She almost laughed from the shock of it. Someone calling. A text. Proof of another world pressing against this one. The double’s head jerked towards the sound with a movement too fast for human muscles. Aurora’s stomach tightened. The phone chimed again. Once. Twice. Without taking her eyes off the thing, she slid her free hand into her pocket and dragged the phone out. The screen lit her face white. No signal. No missed call. No notification. Yet the chime continued, now from somewhere behind the standing stones to her right. Then to her left. Then from directly behind her, close enough to raise the hairs at the nape of her neck. Aurora didn’t look away from the double. “You’re laying it on thick.” The thing wearing her face smiled wider. Its jaw opened a touch too far before settling back into place. Around the clearing, phones began to ring. Different tones. Tinny pop songs, old default chimes, a sharp buzz, a rising trill. They sounded from the flowers, the hollow under the birches, the dark between the stones, dozens of them waking at once under the earth. Aurora’s grip closed hard enough around the Heartstone to cut the edge into her palm. The double lifted one hand and pointed at the pendant. “Give it here.”
created_at"2026-03-06T12:33:02.136Z" 3/6/2026, 12:33:02 PM
model"openai/gpt-5.4-20260305"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency615
moderation_latency(null)
generation_time72386
tokens_prompt1038
tokens_completion3252
native_tokens_prompt916
native_tokens_completion2600
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"
usage0.04129
router(null)
provider_responses
0
endpoint_id"9ff5625c-403f-4d7f-b895-58ac7295062c"
id"resp_069fdea5f56af5b30169aac97e4cbc8197886ae4891f4afdfd"
is_byokfalse
latency321
model_permaslug"openai/gpt-5.4-20260305"
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-1772800382-6aY2ZlJtnRBJOqOymnaD"
upstream_id"resp_069fdea5f56af5b30169aac97e4cbc8197886ae4891f4afdfd"
total_cost0.04129
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
totalTags8
adverbTagCount0
adverbTags(empty)
dialogueSentences30
tagDensity0.267
leniency0.533
rawRatio0
effectiveRatio0
97.60% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2085
totalAiIsmAdverbs1
found
0
adverb"sharply"
count1
highlights
0"sharply"
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)
59.23% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2085
totalAiIsms17
found
0
word"silence"
count2
1
word"warmth"
count3
2
word"echo"
count1
3
word"footfall"
count1
4
word"pulse"
count1
5
word"scanning"
count1
6
word"stomach"
count2
7
word"weight"
count2
8
word"pulsed"
count1
9
word"echoed"
count1
10
word"chilled"
count1
11
word"perfect"
count1
highlights
0"silence"
1"warmth"
2"echo"
3"footfall"
4"pulse"
5"scanning"
6"stomach"
7"weight"
8"pulsed"
9"echoed"
10"chilled"
11"perfect"
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
emotionTells0
narrationSentences240
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount2
narrationSentences240
filterMatches
0"look"
hedgeMatches
0"started to"
1"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences262
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen38
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2079
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions7
unquotedAttributions0
matches(empty)
16.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions46
wordCount1970
uniqueNames11
maxNameDensity1.47
worstName"Aurora"
maxWindowNameDensity4.5
worstWindowName"Aurora"
discoveredNames
Richmond2
Park1
Aurora29
Heartstone3
Pendant1
Tonight1
Eva3
Cardiff1
Evan1
Hel1
One3
persons
0"Aurora"
1"Pendant"
2"Eva"
3"Evan"
4"One"
places
0"Richmond"
1"Park"
2"Heartstone"
3"Cardiff"
4"Hel"
globalScore0.764
windowScore0.167
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences144
glossingSentenceCount2
matches
0"sounded like"
1"looked like Aurora’s old one, the one she"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.481
wordCount2079
matches
0"not from humour but from the body's blunt response to terror"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences262
matches
0"hated that she"
1"knew that much"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs131
mean15.87
std16.72
cv1.054
sampleLengths
062
110
226
32
423
58
619
786
818
919
1069
1116
123
1310
141
1520
165
1732
1820
199
203
2172
228
2330
246
2533
269
277
2835
295
3021
317
322
3335
348
353
367
3760
387
3913
402
4133
426
431
4434
453
468
4722
4838
4911
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences240
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs305
matches(empty)
77.43% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount6
semicolonCount1
flaggedSentences6
totalSentences262
ratio0.023
matches
0"London had fallen away behind her in layers—traffic, late buses, people smoking outside pubs—and the silence here felt arranged, as if something had laid it out with care."
1"There was always something—foxes screaming, a distant siren, the thud of trainers, a plane above."
2"One moment she walked between oaks; the next the trees broke and the stones stood ahead in a rough ring, each one taller than a man, each one thick with moss that shone almost blue in the moonlight."
3"Wildflowers spread around them despite the season—foxgloves, white campion, buttercups, flowers that should not have shared soil, all open to the night as if noon sat above them."
4"No, not close—small."
5"She caught only the back of it—a pale shoulder, dark hair swinging, the edge of a dress or long shirt."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount245
adjectiveStacks0
stackExamples(empty)
adverbCount2
adverbRatio0.00816326530612245
lyAdverbCount0
lyAdverbRatio0
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences262
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences262
mean7.94
std6.05
cv0.763
sampleLengths
024
16
24
328
410
55
614
75
82
92
107
118
121
132
145
153
165
178
1811
1913
2013
217
2219
239
241
252
2622
2711
287
2919
303
319
325
3311
348
3515
3618
371
382
3913
403
4110
421
4310
441
453
465
471
485
494
47.46% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats19
diversityRatio0.3282442748091603
totalSentences262
uniqueOpeners86
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount7
totalSentences202
matches
0"Then another step."
1"Then the laugh came again,"
2"Too tall for a child."
3"Too slight for a grown"
4"More than enough for Aurora."
5"Then to her left."
6"Then from directly behind her,"
ratio0.035
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount41
totalSentences202
matches
0"She pulled her coat tighter"
1"Her breath should have shown."
2"She lifted a hand, breathed"
3"Her voice travelled farther than"
4"It slid ahead through the"
5"She reached beneath her jumper"
6"She had walked through parks"
7"She turned her head, not"
8"She knew what her footfall"
9"She turned fully and looked"
10"Her hand stayed on the"
11"She kept going."
12"She drew it out and"
13"She knew that much."
14"She crossed the clearing, scanning"
15"She followed it towards the"
16"It had come from her"
17"She turned towards it and"
18"Her own voice came out"
19"It cut off mid-note."
ratio0.203
66.44% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount159
totalSentences202
matches
0"The gate into Richmond Park"
1"London had fallen away behind"
2"She pulled her coat tighter"
3"Gravel shifted under her boots."
4"Frost silvered the grass on"
5"Her breath should have shown."
6"A thin crease formed between"
7"She lifted a hand, breathed"
8"Her voice travelled farther than"
9"It slid ahead through the"
10"She reached beneath her jumper"
11"The thumbnail-sized crimson stone pressed"
12"That had been her reason"
13"Tonight it had gone hot"
14"The place Eva had once"
15"Aurora said to the dark,"
16"The path narrowed."
17"Branches knitted overhead, black against"
18"Leaves lay across the ground"
19"She had walked through parks"
ratio0.787
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences202
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences72
technicalSentenceCount4
matches
0"London had fallen away behind her in layers—traffic, late buses, people smoking outside pubs—and the silence here felt arranged, as if something had laid it out…"
1"One moment she walked between oaks; the next the trees broke and the stones stood ahead in a rough ring, each one taller than a man, each one thick with moss th…"
2"Wildflowers spread around them despite the season—foxgloves, white campion, buttercups, flowers that should not have shared soil, all open to the night as if no…"
3"Trunks stood in a crescent around a shallow hollow filled with bluebells that glimmered like trapped dusk."
62.50% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags8
uselessAdditionCount1
matches
0"She shifted, voice gaining a hard, practical edge"
83.33% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount2
fancyTags
0"she muttered (mutter)"
1"she whispered (whisper)"
dialogueSentences30
tagDensity0.167
leniency0.333
rawRatio0.4
effectiveRatio0.133
87.0217%