Run: 2026-09-23-01M36R1FG0GBMYMEKW0C9M2H3H

Run Details

Duration:
45.3s
Cost:
$0.001602
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 pendant warmed before Aurora reached the park. She stopped beneath a streetlamp and pressed two fingers to the silver chain at her throat. The crimson stone rested against her shirt, small as her thumbnail, its inner glow faint beneath the fabric. For two nights it had done this whenever she walked near Richmond Park. Tonight the heat had sharpened into a steady pulse. “Fine,” she murmured. “I’m listening.” The street behind her carried the hiss of passing tyres. Ahead, the park trees crowded the dark, their branches tangled against a sky without stars. She had come to find what the pendant sensed. She had come because she was tired of carrying a question she couldn’t name. She slipped her phone into her jacket pocket and followed the path she’d marked on a map. The beam from her torch cut across wet grass and the trunks of old trees. Every few steps, the pendant gave a soft throb against her skin. At the first fork, she checked the screen. The blue dot had drifted off the path, then snapped back. No signal. She pocketed the phone. The path narrowed. Damp leaves covered the ground, though the wind hadn’t moved the branches above her. A few flowers grew beside the track, white petals open to the night. She paused over them. Their centres turned towards her torch. Aurora lowered the beam. The flowers faced the path again. She kept walking. The oak standing stones rose from the dark ahead, rough pillars arranged in a broken ring. She’d seen them on the map, though the map showed no clearing around them. Now a patch of open ground stretched beyond the stones, broad enough for a house. Wildflowers covered it in dense drifts, blue and gold and white, all in bloom. She had expected weeds. She had expected mud. The pendant warmed until she could feel its shape through her shirt. Aurora stepped between two stones. The night changed. Not in any way she could point to. No wind stopped. No light went out. But the ordinary distance between sounds vanished. The scuff of her boot seemed to happen beside her ear, then somewhere far behind her. She stood still, one hand gripping the torch, the other covering the pendant. A cricket rasped in the grass. Another answered from the opposite side of the clearing. Then a third sounded directly under her feet. She lifted one boot. Nothing moved in the flattened flowers. “Just a cricket,” she told herself. Her voice carried across the clearing and came back thinner, as if another person had spoken the words from the trees. Aurora turned towards the sound. The beam crossed the stones, the nearest oak trunks, the black spaces between them. She saw no one. She took out her phone and opened the voice recorder. The screen clock read 10:41. She held it close. “Richmond Park. Near the standing stones. The pendant’s active, but I haven’t found a—” A click came from the phone speaker. Aurora lowered it. The recording timer kept running. From the dark, something clicked again. She shut off the recorder and stood with her shoulders squared. The sound had come from beyond the ring, where the path narrowed between two oaks. It might have been a twig. It might have been the phone’s noise repeating in her memory. Neither explanation accounted for the third click that followed, farther away than the second. She turned in a slow circle. The beam glanced over flowers, stone, bark. At the edge of the light, a shape moved between the trees. Aurora swung the torch back. Nothing. The pendant pulsed. Heat spread beneath her collarbone. She walked to the nearest stone and touched it with the back of her hand. Its surface felt cold and damp. A narrow groove ran down its face, too straight to be a crack. She traced it with one finger. The groove vanished beneath a tangle of lichen, then emerged lower down, angling towards the ground. A sound rose behind her: a low scrape, stone against stone. Aurora snatched her hand away. The standing stones remained in place. She counted them, one by one, though she had already counted them on her way in. Eight. The one beside her. Three to her right. Four across the clearing. Eight. She glanced at the stones again. Nine. The ninth stood at the edge of the ring, where the path entered the clearing. It looked no different from the others. Its base disappeared in the flowers. She could not remember seeing it when she came through. Aurora backed away from the stone she’d touched. “Hello?” The word slipped into the clearing and went nowhere. No echo this time. The silence pressed against her ears. She checked her phone. 10:38. Her thumb froze above the screen. The clock had read 10:41 three minutes ago. She watched the numbers. They did not change. She lifted her wrist. The small crescent scar there looked pale in the torchlight. The watch face showed 10:38 too. A breeze brushed the flowers. Every stem bowed towards her. Aurora stepped back. The flowers straightened. She turned towards the path. The opening between the stones looked narrower than it had when she entered. The nearest pair leaned inward, their tops still separated by several feet, but their shadows joined across the ground. A rustle came from the far side of the clearing. She swung the torch towards it. The beam caught the flowers trembling, then stilled. Beyond them, a figure stood between two oaks. Too far away to make out a face. Too tall, she thought, then corrected herself. The ground dipped there. The figure might have been closer than it looked. Aurora held the torch on it. “Can you hear me?” The figure did not move. She reached for her phone again, keeping the light trained on the trees. The screen had no signal. Her emergency call wouldn’t go through. She tried anyway. A faint hiss came from the speaker. Then her own voice, thin and distant, filled the clearing. “Can you hear me?” Aurora dropped the phone. It struck the flowers without a sound. The figure between the oaks had vanished. She snatched up the phone and backed towards the stones. The pendant beat against her palm, hot enough to sting. Its glow showed through her shirt as a red smear. A small sound came from the stone behind her. Tap. Aurora spun around. Tap. The noise came from inside the stone, a measured knock from somewhere deep within its bulk. She raised the torch. The beam trembled over the rough face, caught on the groove she had traced, then climbed to the top. Tap. The ninth stone stood at her left shoulder. She hadn’t seen it move. She hadn’t heard it drag. It now blocked half the way out. Aurora tried to breathe through her nose. The air tasted of rain and something sweet, like crushed stems. She backed away from the stone and found the path with her heel. The flowers bent beneath her shoe. A soft crunch sounded behind her. She froze. Another crunch followed, one step closer. Aurora aimed the torch across the clearing. Empty flowers. Empty trees. The nearest stone cast a long black shadow, though the light fell on it from the side. “Stop.” The crunches stopped. She moved one step towards the gap. A second step answered from behind her. Aurora’s jaw tightened. She ran. The first few strides carried her across the flowers. Her boots struck no soil, only springy stems that gave way without breaking. She reached the stones and thrust between them. The opening seemed to narrow at her shoulders. Her jacket snagged on rough rock. She pulled free, leaving a thread caught in the lichen. The path appeared beyond the ring. She sprinted towards it, torch bouncing across tree trunks. The pendant’s heat surged, then cut out. Every sound vanished with it. No breath. No footfalls. No leaves shifting beneath her boots. Aurora stopped. The torch beam lay crooked across the path. Its battery indicator showed a full charge. She turned her head. The clearing waited behind her, bright with open flowers. The stones marked its boundary in a broken ring. Eight of them stood where they belonged. The ninth sat among the trees, several paces behind her. A phone vibrated in her pocket. Aurora pulled it out. The screen lit with a call from Eva. No signal bars. No indication of an incoming call. The phone buzzed again in her hand. She answered. For a moment, static crackled. Then someone on the line took a breath. Aurora gripped the phone. “Eva?” A voice answered from the clearing behind her. “Rory?” It was her own voice, carried from the dark between the stones.
created_at"2026-09-23T09:02:41.674Z" 9/23/2026, 9:02:41 AM
model"openai/gpt-6-luna-20260922"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency20496
moderation_latency(null)
generation_time45306
tokens_prompt1008
tokens_completion2193
native_tokens_prompt916
native_tokens_completion3021
native_tokens_completion_images0
native_tokens_reasoning1194
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"
usage0.0016021
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1790154161-swqGfQm5S97U62NYQUsA"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790154161-wdfT94PQebcQaQqvL217"
upstream_id"resp_0804d8ad6328d142016ab395b1c96487d1a0f45048d05947de"
provider_responses
0
endpoint_id"05e94e02-b9c2-4bbb-ba55-4082ee9ad687"
id"resp_0804d8ad6328d142016ab395b1c96487d1a0f45048d05947de"
is_byokfalse
latency4257
model_permaslug"openai/gpt-6-luna-20260922"
provider_name"OpenAI"
status200
total_cost0.0016021
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
totalTags2
adverbTagCount0
adverbTags(empty)
dialogueSentences10
tagDensity0.2
leniency0.4
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1465
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)
62.46% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1465
totalAiIsms11
found
0
word"pulse"
count1
1
word"throb"
count1
2
word"could feel"
count1
3
word"pulsed"
count1
4
word"traced"
count2
5
word"echo"
count1
6
word"silence"
count1
7
word"measured"
count1
8
word"trembled"
count1
9
word"vibrated"
count1
highlights
0"pulse"
1"throb"
2"could feel"
3"pulsed"
4"traced"
5"echo"
6"silence"
7"measured"
8"trembled"
9"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
narrationSentences192
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount3
narrationSentences192
filterMatches(empty)
hedgeMatches
0"seemed to"
1"tried to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences200
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen21
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1465
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions3
unquotedAttributions0
matches(empty)
87.19% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions27
wordCount1433
uniqueNames6
maxNameDensity1.26
worstName"Aurora"
maxWindowNameDensity2
worstWindowName"Aurora"
discoveredNames
Aurora18
Richmond1
Park1
Eva1
Eight3
Tap3
persons
0"Aurora"
1"Eva"
places
0"Richmond"
1"Park"
globalScore0.872
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences121
glossingSentenceCount1
matches
0"appeared beyond the ring"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1465
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences200
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs99
mean14.8
std15.05
cv1.017
sampleLengths
08
156
25
348
444
525
640
74
86
93
1059
118
1212
135
143
1551
166
179
188
1910
206
2121
2223
2319
2414
257
268
276
2857
2925
305
311
328
3356
3411
355
3635
371
386
391
4038
418
421
4319
445
456
4616
4720
4810
496
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences192
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs236
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences200
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1433
adjectiveStacks0
stackExamples(empty)
adverbCount37
adverbRatio0.025819958129797628
lyAdverbCount2
lyAdverbRatio0.0013956734124214933
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences200
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences200
mean7.33
std4.38
cv0.598
sampleLengths
08
116
218
313
49
53
62
710
815
99
1014
1117
1215
1312
148
1511
162
174
183
1914
2013
214
226
234
246
253
2616
2714
2815
2914
304
314
3212
335
343
358
363
374
387
3916
4013
416
429
438
444
456
466
4721
485
4914
41.96% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats16
diversityRatio0.21608040201005024
totalSentences199
uniqueOpeners43
95.79% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences174
matches
0"Then a third sounded directly"
1"Too far away to make"
2"Too tall, she thought, then"
3"Then her own voice, thin"
4"Then someone on the line"
ratio0.029
88.97% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount57
totalSentences174
matches
0"She stopped beneath a streetlamp"
1"She had come to find"
2"She had come because she"
3"She slipped her phone into"
4"She pocketed the phone."
5"She paused over them."
6"Their centres turned towards her"
7"She kept walking."
8"She’d seen them on the"
9"She had expected weeds."
10"She had expected mud."
11"She stood still, one hand"
12"She lifted one boot."
13"she told herself"
14"Her voice carried across the"
15"She saw no one."
16"She took out her phone"
17"She held it close."
18"She shut off the recorder"
19"It might have been a"
ratio0.328
34.71% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount148
totalSentences174
matches
0"The pendant warmed before Aurora"
1"She stopped beneath a streetlamp"
2"The crimson stone rested against"
3"Tonight the heat had sharpened"
4"The street behind her carried"
5"She had come to find"
6"She had come because she"
7"She slipped her phone into"
8"The beam from her torch"
9"Every few steps, the pendant"
10"The blue dot had drifted"
11"She pocketed the phone."
12"The path narrowed."
13"She paused over them."
14"Their centres turned towards her"
15"Aurora lowered the beam."
16"The flowers faced the path"
17"She kept walking."
18"The oak standing stones rose"
19"She’d seen them on the"
ratio0.851
28.74% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences174
matches
0"Now a patch of open"
ratio0.006
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences52
technicalSentenceCount0
matches(empty)
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags2
uselessAdditionCount0
matches(empty)
50.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags2
fancyCount1
fancyTags
0"she murmured (murmur)"
dialogueSentences10
tagDensity0.2
leniency0.4
rawRatio0.5
effectiveRatio0.2
89.6604%