Run: 2026-03-18-01KM07J4CJ05PFSDE4AYPJ6SYP

Run Details

Duration:
14.8s
Cost:
$0.011744
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
Rory stepped through the last stand of oak and into the clearing, and the air changed on her skin. Behind her, Richmond Park had looked like any other patch of dark land in London at night, all black trunks and silvered grass and the far-off whisper of traffic. Ahead, the grove sat folded into itself, too still, too neat, with ancient standing stones rising from the earth like teeth worn smooth by age. Wildflowers crowded the ground in pale drifts, their petals open under a moon that should have made them dull and grey, but instead lent them a bruised sheen. The place held its own light. Not much. Just enough to make the edges of the stones and the curve of the roots stand out, just enough to make her feel like she’d stepped into a room with the lamps turned low. The Heartstone Pendant warmed against her chest. Rory’s fingers closed around it through her coat. The silver chain had gone cool on the walk in, but the pendant itself now pressed heat into her palm, a steady pulse, like a small fist beating from inside the stone. “Right,” she muttered, and the word died fast in the open space. No birds. No insects. Not even the rustle of leaves. She looked back once. The way she’d come had narrowed to a dark seam between two oaks, but when she squinted at it, the seam looked wrong too, as if the park behind it had been painted on a canvas that someone had pulled slightly out of frame. She could still go back if she wanted. She’d only have to turn, walk, and keep walking until the city took her back in its grip. She stayed where she was. “Easier if you show up,” she said to the grove, keeping her voice level. “I’m not in the mood for games.” The stones stood silent. One of them leaned a fraction inward, though she couldn’t have said whether it moved or whether her eyes had just caught it from a new angle. She shifted her weight and the grass gave no sound under her boots. That bothered her more than it should have. Rory slipped the pendant out from under her coat. The crimson gem sat in her hand with that same dim inner glow she’d seen in her flat by the bar, in the yellow light over her sink, when she’d first checked it for cracks and tried to convince herself it was only a stupid trinket from an unknown benefactor. Tonight it brightened at the centre, no stronger than a coal under ash. Warm. Closer than before. She turned in a slow circle. The pendant gave the faintest tug, not enough to pull, just enough to suggest direction. She followed it between the stones, the grass thick underfoot and soft as felt. The wildflowers brushed her boots and left no scent at all. That was wrong too. Wildflowers should have smelt of sap and damp earth and something sweet in the night air. This patch of them had no smell, like paper flowers in a church window. “Come on,” she whispered, and this time the words sounded smaller, stripped down by the empty clearing. The pendant brightened. She stopped near the largest stone, a slab of weathered oak that rose taller than her shoulder and carried grooves in its bark like old scars. She lifted the Heartstone and held it out in front of her. The crimson glow thickened, and for a moment the gem seemed to look back at her, a little eye opening in the dark. A sound came from behind her. Rory spun. Nothing. The air had shifted, though. The silence had altered, pressed itself thinner, as if something large had passed through it. She held still, every muscle drawn tight, and listened past the pounding in her ears. Then it came again. A footstep. Not hers. Too light. Too measured. The weight of it did not sink the grass. It crossed somewhere beyond the stones, where the flowers shimmered in the moonlight. Rory tucked the pendant into her fist and kept her face blank even though no one could have seen it. “Is that you?” she called. No reply. Another step. Then a drag, soft as cloth over stone. She shifted around the standing stone, using it as cover. The bark scraped against her sleeve. She hated the way her own breathing sounded, too loud, too wet. Her pulse kicked hard in her throat. “Look,” she said to the dark. “If you’ve dragged me out here for a chat, you can just come on in. I’ve had a long night.” A faint sound answered her. Not a voice. A laugh? No. More like the click of a tongue against teeth. Her mouth went dry. The grove seemed to have grown around her while she stood there. The stones still marked a rough ring, but beyond them the dark had thickened. The trees at the edge of the clearing no longer sat at a comfortable distance. Their trunks stood closer now, black columns crowding in, and she could not remember them being there before. Rory turned her head slowly and counted the stones. One. Two. Three. There were seven now. She froze. No, that wasn’t right. She counted again, more carefully this time, feeling the cold of it settle in the middle of her chest. Seven. Then six. Then, when she looked directly at the far side of the grove, only five, the last one half-swallowed by shadow. Her stomach tightened. “No,” she breathed. The pendant burned hotter in her palm. Something moved between the stones. A figure, low to the ground, thin as a branch. Rory caught only the shape of it before it slid behind the nearest oak marker and vanished. She took one step back, then another, and stopped when her heel touched something solid. A stone. She spun. The standing stone behind her had not been there a second ago. She was certain of it. It rose out of the grass at her back, rough and pitted and marked with deep vertical lines that looked too much like claw marks to be accidental. Her breath came shallow now. “All right. Fine. You’ve made the point.” The clearing stayed quiet. She had the fierce, irrational urge to laugh. Not because anything was funny. Because the place had started folding on itself and she needed her body to do something else. Rory looked down at the Heartstone. It glowed brighter, and with that light came heat against her skin, almost painful. The silver chain had slipped free of her fingers. She watched it lie against her coat, a pale line in the dark, and noticed for the first time that it pointed. Not the chain itself. The pendant. Its front face tilted toward the far side of the grove, where the trees leaned closer together and the darkness in between them looked deeper than the night around it. She started toward it. The flowers thinned as she crossed the clearing. Their pale heads turned with no wind, following her boots. She saw it happen from the corner of her eye and kept walking without giving the urge to run any space. Running was how people got cornered. She’d learned that much from Evan, if nothing else. Don’t show fear. Don’t give anything a shape. That thought almost made her stop. Evan’s name came into her head uninvited, sharp and sour, and she clenched her jaw hard enough to ache. Not here. Not now. The pendant pulled harder. She neared the far trees and the grove’s air changed again, thickening until each breath tasted faintly of metal. Rory lifted her free hand and found the bark of an oak inches from her face, though she had not seen it there a second before. Her fingers slid over its rough surface. Cold. Not wood-cold. Wrong cold. Like stone left in shade. A whisper brushed her ear. Her whole body jerked sideways. She whirled so fast her shoulder clipped the trunk. Nothing stood there. The whisper came again, not words exactly, but the shape of speech, as if someone were speaking from the other side of a wall with their mouth full of leaves. “Who’s there?” Rory snapped, and the edge in her own voice steadied her. A pause. Then the sound of breathing. Not hers. Low, soft, patient. She backed away from the tree. The pendant throbbed against her fist. The grove had gone still in a new way now, the kind that came before a storm or before an animal launched itself from cover. Every nerve in her body lifted. She saw movement above her. She flinched and looked up, but there was only the black tangle of branches and a slice of moon. Then a shape crossed between them. Her eyes followed it too late. Pale, long-limbed, gone before she could make sense of it. It moved from one tree to the next without touching the ground. Rory’s skin prickled hard across her arms. She took one breath, then another, and forced herself not to stare into the branches. “You’re not getting me like that,” she said. The answer came from the flower bed at her feet. A child’s voice, thin as thread. “Too late.” Rory dropped to one knee and looked down. No child. Only flowers, pressed flat in a narrow line through the grass, as if something had just lain there and risen. She pushed back to standing so fast her knees cracked. The pendant flashed bright in her palm, red light staining her fingers. The glow made the nearest tree trunk look wet. A sound came from the centre of the grove. Not a footstep this time. A knock. Three slow taps, one after the other, from stone against stone. Rory turned toward it and saw that the ring of standing stones had changed again. The gap she had entered through sat too far away now, bent around the curve of the clearing like a mouth stretched wider than it should have been. She could still make it if she moved fast. She knew that without measuring it. Just go. Then the pendant jerked in her hand. Hard. It almost yanked free. She caught it by the chain and hissed through her teeth as the silver bit into her skin. The Heartstone pulsed once, bright and hot enough to sting, and in the flash she saw someone standing between the stones. A woman, maybe. Tall and narrow, hair falling in a pale spill over one shoulder, face hidden in shadow. Rory blinked. The figure was gone. She stared at the empty space, lips parted, then heard the whisper again, right beside her this time, so close that warm breath touched the shell of her ear. “You came.” Rory snapped her head around and struck out with her elbow. It hit nothing. Her arm passed through cold air and she stumbled, shock sparking through her chest. The grove had shifted again. The trees were closer. The flowers leaned in around her boots like they wanted to climb her legs. “No,” she said, and her voice broke on the word. She swallowed and forced it flat. “I didn’t come for you.” Silence. Then, from somewhere behind the nearest stone, a soft scrape. Something was moving over the grass. Rory backed toward the opening she had come through, keeping her eyes on the dark. Her foot caught on a root that should not have been there, and she pitched forward, caught herself against the stone, and felt a pulse of heat race from the pendant into her palm. The warmth was stronger now, almost painful, and for the first time since stepping into the grove she understood it had not been warning her away. It had been leading her here. The thought landed cold and clean inside her. She looked down at the Heartstone, then up at the dark between the stones. And the thing in the dark took one step closer.
created_at"2026-03-18T10:23:47.614Z" 3/18/2026, 10:23:47 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency801
moderation_latency(null)
generation_time14596
tokens_prompt1038
tokens_completion2960
native_tokens_prompt916
native_tokens_completion2457
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"
usage0.0117435
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_0201086d258871510169ba7d33a9fc8194a72870be6b0941bf"
is_byokfalse
latency165
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-1773829427-NK2nTMBIMjcXnY72BHSL"
upstream_id"resp_0201086d258871510169ba7d33a9fc8194a72870be6b0941bf"
total_cost0.0117435
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)
dialogueSentences15
tagDensity0.6
leniency1
rawRatio0
effectiveRatio0
92.54% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2010
totalAiIsmAdverbs3
found
0
adverb"slightly"
count1
1
adverb"slowly"
count1
2
adverb"carefully"
count1
highlights
0"slightly"
1"slowly"
2"carefully"
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)
47.76% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2010
totalAiIsms21
found
0
word"whisper"
count4
1
word"pulse"
count3
2
word"weight"
count2
3
word"silence"
count2
4
word"pounding"
count1
5
word"measured"
count1
6
word"shimmered"
count1
7
word"comfortable"
count1
8
word"stomach"
count1
9
word"throbbed"
count1
10
word"sense of"
count1
11
word"pulsed"
count1
12
word"race"
count1
13
word"warmth"
count1
highlights
0"whisper"
1"pulse"
2"weight"
3"silence"
4"pounding"
5"measured"
6"shimmered"
7"comfortable"
8"stomach"
9"throbbed"
10"sense of"
11"pulsed"
12"race"
13"warmth"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"clenched jaw/fists"
count1
highlights
0"clenched her jaw"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences197
matches(empty)
99.35% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount4
narrationSentences197
filterMatches
0"feel"
1"look"
hedgeMatches
0"tried to"
1"seemed to"
2"started to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences203
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen50
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2010
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions9
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions27
wordCount1945
uniqueNames7
maxNameDensity0.82
worstName"Rory"
maxWindowNameDensity1.5
worstWindowName"Rory"
discoveredNames
Richmond1
Park1
London1
Heartstone5
Pendant1
Evan2
Rory16
persons
0"Pendant"
1"Evan"
2"Rory"
places
0"Richmond"
1"Park"
2"London"
3"Heartstone"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences119
glossingSentenceCount1
matches
0"looked like any other patch of dark land"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.498
wordCount2010
matches
0"not words exactly, but the shape of speech, as if someone were speaking from the ot"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences203
matches
0"learned that much"
1"saw that the"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs101
mean19.9
std22.68
cv1.14
sampleLengths
019
1124
27
340
412
510
674
75
821
944
108
1172
121
133
1480
1517
163
1761
186
192
201
2135
224
232
2428
2525
262
2710
2835
2926
3020
314
3259
3312
344
352
364
3745
383
397
4047
412
422
4345
4412
454
4630
4751
486
4930
99.92% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences197
matches
0"been painted"
1"got cornered"
2"was gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs308
matches
0"were speaking"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences203
ratio0
matches(empty)
97.29% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1949
adjectiveStacks0
stackExamples(empty)
adverbCount84
adverbRatio0.043099025141098
lyAdverbCount13
lyAdverbRatio0.006670087224217547
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences203
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences203
mean9.9
std8.6
cv0.868
sampleLengths
019
129
225
328
46
52
634
77
88
932
1012
112
122
136
144
1544
168
1718
185
1914
207
214
2227
2313
248
259
2650
2713
281
293
306
3115
3214
3311
344
3516
3614
3717
383
3926
4012
4123
426
432
441
455
4615
4715
484
492
41.63% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats17
diversityRatio0.270935960591133
totalSentences203
uniqueOpeners55
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount11
totalSentences158
matches
0"Just enough to make the"
1"Then it came again."
2"Then a drag, soft as"
3"More like the click of"
4"Then, when she looked directly"
5"Then the sound of breathing."
6"Then a shape crossed between"
7"Pale, long-limbed, gone before she"
8"Only flowers, pressed flat in"
9"Then the pendant jerked in"
10"Then, from somewhere behind the"
ratio0.07
75.70% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount57
totalSentences158
matches
0"she muttered, and the word"
1"She looked back once."
2"She could still go back"
3"She’d only have to turn,"
4"She stayed where she was."
5"she said to the grove,"
6"She shifted her weight and"
7"She turned in a slow"
8"She followed it between the"
9"she whispered, and this time"
10"She stopped near the largest"
11"She lifted the Heartstone and"
12"She held still, every muscle"
13"It crossed somewhere beyond the"
14"She shifted around the standing"
15"She hated the way her"
16"Her pulse kicked hard in"
17"she said to the dark"
18"Her mouth went dry."
19"Their trunks stood closer now,"
ratio0.361
54.94% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount128
totalSentences158
matches
0"Rory stepped through the last"
1"Wildflowers crowded the ground in"
2"The place held its own"
3"The Heartstone Pendant warmed against"
4"Rory’s fingers closed around it"
5"The silver chain had gone"
6"she muttered, and the word"
7"She looked back once."
8"The way she’d come had"
9"She could still go back"
10"She’d only have to turn,"
11"She stayed where she was."
12"she said to the grove,"
13"The stones stood silent."
14"She shifted her weight and"
15"That bothered her more than"
16"Rory slipped the pendant out"
17"The crimson gem sat in"
18"Tonight it brightened at the"
19"She turned in a slow"
ratio0.81
31.65% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences158
matches
0"Because the place had started"
ratio0.006
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences72
technicalSentenceCount3
matches
0"Wildflowers crowded the ground in pale drifts, their petals open under a moon that should have made them dull and grey, but instead lent them a bruised sheen."
1"It rose out of the grass at her back, rough and pitted and marked with deep vertical lines that looked too much like claw marks to be accidental."
2"Only flowers, pressed flat in a narrow line through the grass, as if something had just lain there and risen."
69.44% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags9
uselessAdditionCount1
matches
0"she muttered, and the word died fast in the open space"
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags9
fancyCount4
fancyTags
0"she muttered (mutter)"
1"she whispered (whisper)"
2"she breathed (breathe)"
3"Rory snapped (snap)"
dialogueSentences15
tagDensity0.6
leniency1
rawRatio0.444
effectiveRatio0.444
87.0068%