Run: 2026-09-23-01M36P4QMHQW8EBPKX0M6WDB16

Run Details

Duration:
43.0s
Cost:
$0.001434
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 stood open when Aurora reached it. She stopped with one hand on the cold iron. She had shut it behind her. She remembered the latch scraping into place, remembered turning back to test it because the note in her pocket had told her not to let anyone follow. The gate hung ajar now, its lower hinge sunk in the mud. “Wind,” she said. The trees gave no answer. Their branches crowded above the path, making a tunnel that swallowed the glow from the streetlamps behind her. Beyond them, Richmond Park stretched in dark folds. No traffic reached this part of the park. No voices. Just the faint tick of rain on leaves, though the sky had stayed clear all evening. Aurora stepped through and pulled the gate closed. The latch caught with a small, neat click. Her phone showed 11:42. The note had given her a location and a time: the old stones, after dark. It had not given her a name. The handwriting looked familiar, but only in the way a stranger’s face might seem familiar when glimpsed through a train window. She had brought the note because the Heartstone had started warming against her chest at eight that evening, its crimson face glowing beneath her shirt. Now it sat cool against her skin. “Fine,” she murmured. “We can do this the boring way.” She followed the narrow track. Mud gave under her boots. The trees thinned, then gathered again. The path should have led her towards the boundary stones; she had checked the map three times before leaving. But the ground sloped where the map showed level grass, and a bramble hedge had appeared across the route. She found a gap and pushed through. A twig dragged along the back of her coat. Aurora turned. The hedge quivered in the still air. She swept her torch over the branches and found nothing but wet leaves and a length of pale root. She lowered the beam. “Just keep moving.” At the next bend, she saw the stones. They stood between two old oaks, grey columns with lichen clinging to their sides. Their edges looked too straight for anything the forest had made. A low bank of wildflowers ringed them, blossoms open in the dark: tiny white stars, yellow cups, blue petals with silver throats. No season had left its mark on them. They looked fresh enough to have been planted that afternoon. Aurora took the note from her pocket. Its final line read: Leave the red stone where the roots meet. She had read that line so many times it had lost its meaning. She knew what it asked. The Heartstone’s warmth had been building all evening, then fading, then building again, as if something had called from this spot. She had come to find out what. The pendant warmed against her sternum. Aurora pinched it through her shirt. “I’m here.” A sound answered from beyond the stones. Three knocks. Slow and hollow. She raised her torch. The beam passed over trunks and fern beds and stopped at the nearest standing stone. No door. No person. No obvious place for the sound to have come from. A fourth knock came from behind her. Aurora spun. The path back to the gate lay empty. The torch beam caught the pale track, the bramble gap, the trees beyond. Nothing moved. Her thumb found the small crescent scar on her left wrist. She rubbed it once, then forced her hand away. “Someone’s having a laugh,” she said. The woods kept quiet. She crossed to the stones. Her boots pressed down flowers that sprang upright behind her. At the largest stone, roots broke through the earth in thick, knuckled ridges. A dark hollow opened between them. The note had said to leave the red stone there. She could have put the pendant in the hollow and walked away. Instead, she held it in her palm. The deep-crimson face gave off a faint inner glow. Warmth spread into her fingers. The silver chain curled over her knuckles. A cricket chirped behind her. Aurora flinched. No, not a cricket. The sound had come in one sharp note, too loud and too close. She turned, torch up. A thorn bush shivered at the edge of the clearing. Something passed behind it. Not a person’s full shape. A fold of darkness, quick and low, gone before the torch settled. Aurora held the beam on the bush. Leaves trembled, though no breeze touched her face. She waited. She counted to ten, then twenty. Nothing. The hollow between the roots looked deeper now. She leaned over it and found no bottom, only darkness. The pendant’s warmth sharpened to a sting. Aurora drew back. A voice came from the stones. “Rory?” She froze. The name had come from the far side of the clearing. It sounded like Eva: a little breathless, a little impatient, the way she called from a doorway when Aurora took too long to find her keys. Aurora kept the torch steady. “Eva?” “Rory, come here.” The voice came from behind the nearest oak. It had Eva’s clipped rhythm, but not her voice. Something in it dragged at the end of each word, stretching the vowels until they seemed to catch on the air. Aurora’s phone buzzed in her pocket. She looked down. The screen lit her hand. No signal. One new voicemail, timestamped 11:42. Her pulse struck once against her throat. She tapped the message. Static hissed from the speaker, followed by a scrape, a rustle, and then her own voice. “Someone’s having a laugh.” Aurora dropped the phone. It hit the ground face-up, still playing. A second voice spoke through it. “Rory, come here.” The phone’s speaker crackled. The screen went black. Aurora backed away from the stones. The ground under her heel felt soft, less like soil than damp cloth stretched over something hollow. She shifted her weight. The earth settled with a faint sigh. The pendant cooled in her palm. A pale shape stood between the oaks. Aurora did not look straight at it. She kept her gaze on the flowers, on the exposed roots, on the gaps between the trunks. The shape occupied the corner of her vision: narrow shoulders, a head tilted to one side. It had not been there when she looked at the phone. She raised the torch. The beam fell across empty grass. Her breath scraped in her chest. She tucked the pendant beneath her shirt, but the chain caught on a button. She tugged once. The chain slipped free and the red stone hung against her palm. “Show yourself,” she said. A soft tap came from the nearest standing stone. Tap. She turned towards it. Tap. The second knock came from the stone behind her. Aurora swung around. Her torch beam crossed the clearing and struck a dark gap between two flowers. Something stood there, close to the ground. It moved with a jerk that made her vision lose its shape, then vanished behind the far stone. She ran for the path. The path did not appear where she expected. The clearing extended between the oaks, wider than it had looked on her way in. A scatter of white flowers marked the ground, each bloom turned towards her. She swept the torch across them and found no track, no gap in the trees, no bramble hedge. Then the gate clacked shut somewhere beyond the woods. Aurora stopped. The sound had come from the direction she had entered. The iron gate made the same thin click when the latch caught. She heard it again, faint and precise, followed by a second click. Someone had opened it. She put the Heartstone in her fist. Its edge pressed into her skin. “Hello?” Her voice carried no farther than the stones. The reply came from her left, where the clearing met a wall of oak trunks. “Hello?” Her own voice. Her own pitch. The same tired breath at the end. Aurora stared into the trees. The pendant began to pulse. Heat beat through the red stone and into her palm. The flowers near the roots turned one by one, their pale faces following the rhythm. The ground gave a small, deep shudder. Behind her, the hollow between the roots exhaled. A smell drifted over her shoulder: wet bark, cold iron, and something sweet left too long in a closed room. The hairs along her arms rose. She clenched the chain. The link bit into her thumb. The voice from the trees spoke again. “Rory, you’re late.” Aurora’s jaw tightened. “Who sent the note?” The answer came from the hollow. “You did.” She faced the roots. Darkness filled the gap, though the torch aimed straight into it. The beam stopped at the edge as if the light had struck glass. Her phone screen flickered at her feet. A new message appeared without a signal. The words lit blue against the black: LEAVE THE RED STONE. Aurora stared at the screen. The note in her pocket had told her to leave it. The message told her the same thing. Her hand opened a fraction. Something brushed the back of her wrist. She snapped her arm to her chest. The scar on her skin caught the torchlight, pale and crescent-shaped. No fingers touched her now. The flowers around her boots shivered, though the air remained still. A second brush grazed her coat sleeve. Aurora backed towards the nearest oak. The bark met her shoulder. She kept her eyes on the hollow. From somewhere beyond the trees came the sound of her own boots crossing the gate’s muddy threshold. One step. Then another. A measured pace, approaching the clearing from the path. Aurora hadn’t moved. The footfalls stopped among the flowers. Her torch beam wavered once. At the edge of the light, a hand rested on the trunk beside her. Long fingers curled around the bark. The skin looked grey in the beam, with dark lines running beneath it like cracks in stone. Aurora held her breath. The fingers tightened. The oak creaked under their grip. In her fist, the Heartstone pulsed hot enough to hurt.
created_at"2026-09-23T08:29:31.16Z" 9/23/2026, 8:29:31 AM
model"openai/gpt-6-luna-20260922"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency13790
moderation_latency(null)
generation_time43024
tokens_prompt1008
tokens_completion2716
native_tokens_prompt916
native_tokens_completion2685
native_tokens_completion_images0
native_tokens_reasoning562
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"
usage0.0014341
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.20.0; linux; x64))"
http_referer(null)
request_id"req-1790152171-NaFrwZoSUnkEsZkqoeMl"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790152171-wb4TXtDQQgm8K2j4tWvg"
upstream_id"resp_003128100aaa2321016ab38deb505c87d1886c819de36fa449"
provider_responses
0
endpoint_id"05e94e02-b9c2-4bbb-ba55-4082ee9ad687"
id"resp_003128100aaa2321016ab38deb505c87d1886c819de36fa449"
is_byokfalse
latency4316
model_permaslug"openai/gpt-6-luna-20260922"
provider_name"OpenAI"
status200
total_cost0.0014341
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
totalTags5
adverbTagCount0
adverbTags(empty)
dialogueSentences17
tagDensity0.294
leniency0.588
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1693
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)
58.65% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1693
totalAiIsms14
found
0
word"familiar"
count2
1
word"quivered"
count1
2
word"warmth"
count3
3
word"trembled"
count1
4
word"pulse"
count2
5
word"weight"
count1
6
word"flickered"
count1
7
word"measured"
count1
8
word"wavered"
count1
9
word"pulsed"
count1
highlights
0"familiar"
1"quivered"
2"warmth"
3"trembled"
4"pulse"
5"weight"
6"flickered"
7"measured"
8"wavered"
9"pulsed"
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
narrationSentences203
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount2
narrationSentences203
filterMatches(empty)
hedgeMatches
0"seemed to"
1"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences215
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen27
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1693
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions5
unquotedAttributions0
matches(empty)
66.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions32
wordCount1650
uniqueNames6
maxNameDensity1.39
worstName"Aurora"
maxWindowNameDensity3
worstWindowName"Aurora"
discoveredNames
Aurora23
Richmond1
Park1
Heartstone4
Leave1
Eva2
persons
0"Aurora"
1"Heartstone"
2"Eva"
places
0"Richmond"
1"Park"
2"Leave"
globalScore0.803
windowScore0.667
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences134
glossingSentenceCount1
matches
0"sounded like Eva: a little breathless, a l"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1693
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences215
matches
0"planted that afternoon"
1"read that line"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs104
mean16.28
std16.56
cv1.017
sampleLengths
08
142
212
33
457
516
672
77
810
961
109
1128
127
138
1465
1519
1646
176
188
197
205
2133
227
2325
2420
256
264
2756
287
2921
305
3133
324
3332
348
351
3625
373
386
391
402
4137
426
433
4438
456
4615
477
4820
494
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences203
matches
0"been planted"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs261
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount1
flaggedSentences1
totalSentences215
ratio0.005
matches
0"The path should have led her towards the boundary stones; she had checked the map three times before leaving."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1653
adjectiveStacks0
stackExamples(empty)
adverbCount39
adverbRatio0.023593466424682397
lyAdverbCount3
lyAdverbRatio0.0018148820326678765
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences215
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences215
mean7.87
std5.14
cv0.653
sampleLengths
08
19
26
327
412
53
65
718
88
98
102
1116
128
138
144
1515
167
1721
1825
197
203
217
225
235
246
2519
2619
277
289
292
307
3119
324
333
348
3514
3611
3722
388
3910
407
4112
4213
435
4421
457
466
476
482
497
40.70% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats20
diversityRatio0.21395348837209302
totalSentences215
uniqueOpeners46
54.95% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences182
matches
0"Just the faint tick of"
1"Instead, she held it in"
2"Then the gate clacked shut"
ratio0.016
92.53% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount58
totalSentences182
matches
0"She stopped with one hand"
1"She had shut it behind"
2"She remembered the latch scraping"
3"Their branches crowded above the"
4"Her phone showed 11:42."
5"It had not given her"
6"She had brought the note"
7"She followed the narrow track."
8"She found a gap and"
9"She swept her torch over"
10"She lowered the beam."
11"They stood between two old"
12"Their edges looked too straight"
13"They looked fresh enough to"
14"Its final line read: Leave"
15"She had read that line"
16"She knew what it asked."
17"She had come to find"
18"She raised her torch."
19"Her thumb found the small"
ratio0.319
20.44% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount160
totalSentences182
matches
0"The gate stood open when"
1"She stopped with one hand"
2"She had shut it behind"
3"She remembered the latch scraping"
4"The gate hung ajar now,"
5"The trees gave no answer."
6"Their branches crowded above the"
7"Aurora stepped through and pulled"
8"The latch caught with a"
9"Her phone showed 11:42."
10"The note had given her"
11"It had not given her"
12"The handwriting looked familiar, but"
13"She had brought the note"
14"She followed the narrow track."
15"Mud gave under her boots."
16"The trees thinned, then gathered"
17"The path should have led"
18"She found a gap and"
19"A twig dragged along the"
ratio0.879
27.47% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences182
matches
0"Now it sat cool against"
ratio0.005
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences61
technicalSentenceCount3
matches
0"Their branches crowded above the path, making a tunnel that swallowed the glow from the streetlamps behind her."
1"The Heartstone’s warmth had been building all evening, then fading, then building again, as if something had called from this spot."
2"Her boots pressed down flowers that sprang upright behind her."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags5
uselessAdditionCount0
matches(empty)
91.18% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount1
fancyTags
0"she murmured (murmur)"
dialogueSentences17
tagDensity0.235
leniency0.471
rawRatio0.25
effectiveRatio0.118
88.4193%