Run: 2026-09-23-01M36NXYWQYCFGJV5HC1G629GY

Run Details

Duration:
33.7s
Cost:
$0.001342
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 standing stones looked shorter in daylight. Rory had crossed their boundary at ten past midnight, when Richmond Park lay empty under a sky the colour of wet slate. Now the stones rose above her shoulders, their lichen-pocked faces turned towards the clearing as if they had shifted to watch her enter. She stopped with one hand on the cold surface of the nearest oak stone. “An hour,” she whispered. “That was the deal.” The words seemed to sink into the ground. She had come for the pendant. Not to lose it, or throw it away. She needed to know why the little crimson stone warmed whenever she passed certain streets, and why the warmth had grown strong enough tonight to wake her. It had pulsed against her skin beneath her shirt, drawing her through the park to this hidden clearing, where wildflowers opened in the dark and the air smelt of rain on soil. The Heartstone hung at her throat on its silver chain. Its faint inner glow showed through the cloth. Rory turned towards the centre of the grove. The clearing stretched farther than it should have. She knew the place from a visit with Eva, months ago, though “visit” made it sound like they had chosen to come. They had stumbled through a gap between the standing stones and found themselves in a ring of oaks, with bluebells underfoot and a woman waiting by a pool. They had spent perhaps an hour there. When they got back to the park, only minutes had passed. Tonight, the grove offered no pool. No woman. No path out that she could see. Only trees, flowers, and a narrow trail that ran into the dark. Rory checked her phone. The screen showed 12:14. No signal. The battery stood at sixty-three per cent. She put it away. “Right. Find the pull, find the reason, leave.” The pendant warmed beneath her palm. Its glow gathered into a dull red point, then faded. Somewhere among the trees, a branch snapped. Rory looked up. The sound had come from behind her, beyond the standing stones. She saw nothing through their gaps but black trunks and the dim outline of the park beyond. Wind stirred the oak leaves overhead. The flowers around her boots stayed still. She waited for another sound. A soft scrape came from the trail. Rory’s shoulders tightened. She shifted the strap of her delivery bag higher, though she had left the insulated box at home. The worn canvas bag carried a torch, a water bottle, and a small folding knife. The knife had seemed sensible before she left. Now it felt like a prop. “Eva?” she called. Her voice went no farther than the nearest trees. The trail curved through a bank of flowers. She followed it, keeping the standing stones in sight. Each step crushed damp grass. The air cooled as she moved, though the night had been mild outside the grove. At the first bend, she found a circle of bare earth where the flowers had stopped growing. A footprint marked its centre. Rory crouched. The print was narrow, the heel shallow. It faced the way she had come. She examined the earth around it. No matching print. No scuff. The ground held a skin of dew, unbroken except for that single impression. A low chuckle moved through the trees. Rory stood. The sound had carried from her left, too deep for a bird and too close to be the wind. “Show yourself.” Leaves shifted overhead. A cluster of pale petals drifted down and landed on the footprint. They quivered in place. Rory backed away from the circle. Her heel struck something hard. She spun, knife half out before she saw the object at her feet. A small, smooth stone lay in the grass. It looked wet, but when she touched it, her fingers came away dry. Its surface bore a shallow mark like a crescent moon. She knew that shape. It matched the scar on her left wrist, the thin pale curve she had carried since childhood. The pendant pulsed against her chest. Rory snatched her hand away. A sound came from behind her, then. Not a laugh. Not a branch. A measured footfall in the grass. She turned towards the standing stones. Nothing stood between them. Another footfall sounded behind her, closer to the trail. Rory took the stone and pushed it into her coat pocket. Her hand shook once, then steadied. She walked back towards the boundary, keeping her eyes on the dark between the trees. The grove changed around her by degrees. The trees pressed closer to the path. Their trunks bore pale lines in the bark, like long scratches made with a fingernail. Flowers had gathered along the trail in tight white clusters, their faces turned towards her. She stopped. The flowers turned with her. Rory swept the torch beam over them. Each blossom pointed at her boots. The light caught wet-looking eyes in their centres, black and round as beads. She shut off the torch. The eyes vanished. The path behind her had gone. She stood still and breathed through her nose. Somewhere ahead, the standing stones should have blocked the view. She ought to have seen them between the trees, or the moonlit park beyond. Instead, the trail continued into a narrow gap between two huge oaks. The Heartstone warmed. Its pulse beat through her shirt. Rory followed it. The trail sloped down. Water whispered beneath the ground, though she saw no stream. The trees grew thick enough to hide the sky. Their branches knitted overhead, and the darkness gathered beneath them in layers. “Why bring me here?” she called. The whispering stopped. She moved on. A shape crossed the path ahead. Fast, low, gone before she could turn the torch back on. Rory held the beam steady. The trail lay empty. She searched both sides. A bramble snagged her sleeve. Beneath it, something pale pressed against the earth. At first she mistook it for a fallen flower. Then it opened. A small white face stared up at her, set in the petals. It had a narrow mouth and no nose. Its eyes reflected the torch like two flecks of ice. Rory stepped back. The flower shut. The bramble shook, though nothing touched it. Rory pulled her sleeve free and kept walking. She found the pool beyond a stand of ash trees. It filled a hollow in the ground, dark and still, with no reflection of the branches above. The Heartstone burned against her skin now. Not enough to hurt, but enough to make her catch her breath. On the far bank, a woman stood among the flowers. Rory recognised the pale dress, the long dark hair, the stillness. Isolde had waited by the pool before, when Rory and Eva had wandered into the grove. The woman had given them directions back to the park and warned them not to cross the stones after sunset. Rory had remembered the warning. She had come anyway. “Isolde.” The woman’s face lifted. “Turn around,” she said. Rory gripped the pendant through her shirt. “You told me to come.” “I did not.” “You called through this.” The woman glanced at the red glow beneath Rory’s collar. “Put it in the water.” “Why?” “Because it has found you.” The pool remained motionless. Rory stepped towards it, but the soft earth gave under her boot. The water’s black surface dimpled. A pale shape moved below. Rory pulled back. Isolde held out one hand. “Come here.” “Not until you tell me what’s in there.” “Come here.” The words sounded wrong in the woman’s mouth. Her lips had barely moved. The voice came from the trees behind Rory, from the ground, from the hollow under the pool. Rory stepped away from the bank. The woman did not move, but her shadow did. It stretched over the water and climbed the nearest tree, thin as a stain. “Isolde, what’s happening?” The figure’s eyes fixed on the pendant. “Do not let it hear your name.” Rory’s throat went dry. A second voice spoke from the trees. “Rory.” It sounded like Eva. The same rasp, the same warm lilt, as if she stood a few steps away and had called across a crowded room. Rory didn’t turn. “Rory, it’s me.” Isolde’s fingers curled. “Keep your eyes on the pool.” The water trembled. The figure on the far bank blurred at the edges, as if a hand had dragged across wet paint. “Rory, I’m cold.” Eva had never said it like that. The voice had borrowed her cadence, but missed the impatience beneath it. Missed the little break in her breath when she laughed. Rory stared at the water. Her own reflection appeared there, though the pool showed no sky. Her face floated beneath the surface, pale and upside down. The reflection smiled. Rory did not. Behind her, something took another careful step through the grass. The Heartstone throbbed. Red light spilled over her fingers. Isolde spoke without lifting her voice. “Take it off.” Rory drew the chain over her head. The links snagged in her hair. She pulled free and held the pendant in her open palm. The figure in the pool’s reflection reached up from beneath the water. Its fingers brushed Rory’s reflected cheek. The skin of her real cheek prickled. “Put it in,” Isolde said. “Why did it lead me here?” “Because the door is near.” The trees behind Rory went quiet. No leaf stirred. No insect clicked. Even the water’s whisper beneath the ground stopped. Then came a voice from the far side of the pool. “Laila.” Rory’s hand closed around the pendant. Only her father had called her that. She had not heard the name in his voice since she left Cardiff. The imitation carried his accent cleanly, all the way down to the soft Welsh edge of the vowel. “Rory, come home.” Her thumb pressed into the crimson stone. Heat soaked into her skin. The woman on the bank lifted both hands. “That is not your father.” The voice behind Rory drew closer. “Laila.” Rory kept her gaze on the pool. The reflection’s smile widened. Its mouth split open, wider than any human mouth could stretch, while the rest of its face remained still. She threw the pendant. The Heartstone struck the water without a splash. It sank, red glow shrinking through the black. For a moment, the pool showed only Rory’s face. Then every flower around the hollow turned its head towards her. The ground gave a single hard shudder. The woman on the bank disappeared. The whispering returned beneath the earth, louder now, rising through the roots. Rory backed away from the pool. A hand closed around her ankle. She kicked free and ran. The trail appeared between the ash trees, though it had been gone before. She followed it, ducking beneath branches that scratched her coat and snagged her hair. Behind her, footsteps matched her pace. At the next bend, the standing stones rose ahead, dark and familiar. Rory ran towards them. One stone stood apart from the others, leaving a narrow gap. Beyond it, the park lay silver beneath the moon. Her phone rang in her pocket. She didn’t slow. It rang again. At the boundary, Rory turned to glance behind her. The grove stood empty. No woman. No moving shadow. The trail ended among the flowers. Her phone rang a third time. Rory took it out. The screen showed no signal, no caller ID, just a name in white letters. LAILA. The phone vibrated in her hand. From beyond the stones, a voice spoke in her father’s tone. “Pick up, love.” Rory stared at the screen. Her thumb hovered above the answer button. The standing stone at her shoulder held a shallow crescent mark in its lichen. The phone rang again.
created_at"2026-09-23T08:25:49.241Z" 9/23/2026, 8:25:49 AM
model"openai/gpt-6-luna-20260922"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2121
moderation_latency(null)
generation_time33662
tokens_prompt1008
tokens_completion2952
native_tokens_prompt916
native_tokens_completion2500
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)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
service_tier"default"
usage0.0013416
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.20.0; linux; x64))"
http_referer(null)
request_id"req-1790151949-vsiXeUtFSWUQID3XhK5N"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790151949-oqaLkNrnOl1E1LZGHgvm"
upstream_id"resp_00c4c5bc2a295489016ab38d0d7d9487d1b225a49a95fc5ab5"
provider_responses
0
endpoint_id"05e94e02-b9c2-4bbb-ba55-4082ee9ad687"
id"resp_00c4c5bc2a295489016ab38d0d7d9487d1b225a49a95fc5ab5"
is_byokfalse
latency721
model_permaslug"openai/gpt-6-luna-20260922"
provider_name"OpenAI"
status200
total_cost0.0013416
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags6
adverbTagCount0
adverbTags(empty)
dialogueSentences33
tagDensity0.182
leniency0.364
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1977
totalAiIsmAdverbs0
found(empty)
highlights(empty)
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)
62.06% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1977
totalAiIsms15
found
0
word"warmth"
count1
1
word"pulsed"
count2
2
word"quivered"
count1
3
word"measured"
count1
4
word"footfall"
count2
5
word"pulse"
count1
6
word"lilt"
count1
7
word"trembled"
count1
8
word"throbbed"
count1
9
word"whisper"
count1
10
word"footsteps"
count1
11
word"familiar"
count1
12
word"vibrated"
count1
highlights
0"warmth"
1"pulsed"
2"quivered"
3"measured"
4"footfall"
5"pulse"
6"lilt"
7"trembled"
8"throbbed"
9"whisper"
10"footsteps"
11"familiar"
12"vibrated"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches0
maxInWindow0
found(empty)
highlights(empty)
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences231
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount1
narrationSentences231
filterMatches(empty)
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences258
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen32
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1977
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions9
unquotedAttributions0
matches(empty)
0.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions58
wordCount1864
uniqueNames8
maxNameDensity2.15
worstName"Rory"
maxWindowNameDensity5
worstWindowName"Rory"
discoveredNames
Richmond1
Park1
Heartstone5
Eva4
Rory40
Cardiff1
Welsh1
Isolde5
persons
0"Heartstone"
1"Eva"
2"Rory"
3"Isolde"
places
0"Richmond"
1"Park"
2"Cardiff"
globalScore0.427
windowScore0
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences154
glossingSentenceCount2
matches
0"seemed sensible before she left"
1"felt like a prop"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.506
wordCount1977
matches
0"Not enough to hurt, but enough to make her catch her breath"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences258
matches
0"knew that shape"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs147
mean13.45
std13.79
cv1.025
sampleLengths
07
145
214
38
48
573
618
78
876
915
1012
1117
124
138
1416
157
163
1741
185
197
2050
213
229
2337
2422
252
2614
2724
287
2921
302
3119
326
335
3444
3521
366
375
3819
396
404
419
4232
4344
442
455
4626
475
483
496
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences231
matches
0"been gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs297
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences258
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1867
adjectiveStacks0
stackExamples(empty)
adverbCount40
adverbRatio0.021424745581146223
lyAdverbCount6
lyAdverbRatio0.0032137118371719335
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences258
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences258
mean7.66
std5.02
cv0.655
sampleLengths
07
122
223
314
44
54
68
76
88
927
1032
1110
128
138
148
1522
1628
177
1811
196
202
217
2212
234
244
252
267
274
288
296
3010
317
323
3311
3417
356
367
375
387
393
4018
4115
428
436
443
459
468
479
485
4915
43.80% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats16
diversityRatio0.21705426356589147
totalSentences258
uniqueOpeners56
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount9
totalSentences218
matches
0"Only trees, flowers, and a"
1"Somewhere among the trees, a"
2"Somewhere ahead, the standing stones"
3"Instead, the trail continued into"
4"Then it opened."
5"Even the water’s whisper beneath"
6"Then came a voice from"
7"Only her father had called"
8"Then every flower around the"
ratio0.041
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount59
totalSentences218
matches
0"She stopped with one hand"
1"She had come for the"
2"She needed to know why"
3"It had pulsed against her"
4"Its faint inner glow showed"
5"She knew the place from"
6"They had stumbled through a"
7"They had spent perhaps an"
8"She put it away."
9"Its glow gathered into a"
10"She saw nothing through their"
11"She waited for another sound."
12"She shifted the strap of"
13"Her voice went no farther"
14"She followed it, keeping the"
15"It faced the way she"
16"She examined the earth around"
17"They quivered in place."
18"Her heel struck something hard."
19"She spun, knife half out"
ratio0.271
47.16% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount180
totalSentences218
matches
0"The standing stones looked shorter"
1"Rory had crossed their boundary"
2"She stopped with one hand"
3"The words seemed to sink"
4"She had come for the"
5"She needed to know why"
6"It had pulsed against her"
7"The Heartstone hung at her"
8"Its faint inner glow showed"
9"Rory turned towards the centre"
10"The clearing stretched farther than"
11"She knew the place from"
12"They had stumbled through a"
13"They had spent perhaps an"
14"Tonight, the grove offered no"
15"Rory checked her phone."
16"The screen showed 12:14."
17"The battery stood at sixty-three"
18"She put it away."
19"The pendant warmed beneath her"
ratio0.826
45.87% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences218
matches
0"Now the stones rose above"
1"Now it felt like a"
ratio0.009
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences69
technicalSentenceCount4
matches
0"Now the stones rose above her shoulders, their lichen-pocked faces turned towards the clearing as if they had shifted to watch her enter."
1"It had pulsed against her skin beneath her shirt, drawing her through the park to this hidden clearing, where wildflowers opened in the dark and the air smelt o…"
2"The same rasp, the same warm lilt, as if she stood a few steps away and had called across a crowded room."
3"She followed it, ducking beneath branches that scratched her coat and snagged her hair."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags6
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount1
fancyTags
0"she whispered (whisper)"
dialogueSentences33
tagDensity0.152
leniency0.303
rawRatio0.2
effectiveRatio0.061
89.9630%