Run: 2026-10-07-01M4ATHE0X3AGV9QAHYDTSMGPX

Run Details

Duration:
2m 20s
Cost:
$0.014755
Provider:
Mistral

Model input

System
You are an expert novelist with a gift for vivid, immersive prose. You write in tight third-person limited point of view with a strong narrative voice. Your prose is clean, precise, and engaging — you favor strong verbs, concrete details, and natural-sounding dialogue. You will be given a story bible (codex) containing canonical details about characters, locations, items, and lore. Use these details to ground your writing in the established world. Stay consistent with the codex. Write only the prose of the scene. Do not include titles, chapter headings, markdown formatting, or any commentary before or after the scene.
User/Human
<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> 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.

Model response

AI
The taxi door clicked shut behind her, and the engine pulled away into the October dark, leaving Aurora alone with the gate. She stood at the edge of Richmond Park where the asphalt met the brambles, her breath shallow in the cold air that smelled of wet earth and distant bonfires. Twenty-five years old, five-foot-six of black hair and bright blue eyes that had learned to scan exits, to map escape routes, to catalog the crescent scar on her left wrist as a reminder of childhood accidents that had taught her pain was a language she could read but not speak. She had come here for the pendant. The Heartstone hung against her sternum, a thumbnail-sized crimson stone on its silver chain, pulsing with a warmth that had started three nights ago and had not stopped since. In the flat above Silas' bar, it had burned so hot she'd woken with her fingers pressed to it, convinced it was calling her. Now, standing at the boundary where the ancient oaks marked the Grove, the pulse had slowed to a thrum, insistent as a heartbeat. Aurora adjusted the strap of her messenger bag—Golden Empress delivery satchel, canvas and grease-stained—and stepped through the gap in the iron railings. The park was closed. She knew this. The council had locked the gates at dusk, but the Grove did not obey council hours. The Grove obeyed its own rules, the ones that bent time and folded space like linen. The standing stones waited at the clearing's edge, three massive oaks twisted into something that might have been pillars, their bark silvered by moonlight that didn't quite reach the ground. Aurora approached them, her boots crunching on gravel that sounded too loud, too resonant. The air here tasted different. In London, the night carried the metallic tang of exhaust and the sweet rot of autumn leaves. Here, it was clean, sharp, charged with the ozone scent of approaching snow, though the calendar said October. She passed between the first two oaks. The transition was subtle, a pressure change behind her eyes, like diving underwater. The air temperature dropped ten degrees in a single breath. Aurora's black hair, usually straight and shoulder-length, lifted as if submerged, floating around her face in weightless strands. She could see her breath now, thick and white, but when she exhaled again, there was no vapor. The cold had teeth, and it was biting. The traffic noise from the A308—constant, reassuring, urban—vanished. In its place: silence. Not the absence of sound, but a heavy, velvet quiet that pressed against her eardrums. The wildflowers were blooming. She saw them immediately, scattered across the clearing like spilled paint—crimson and gold and violet, impossible colors that glowed faintly in the dark. Aurora knew flowers. Her mother had been a teacher in Cardiff, but her grandmother had kept a garden in Wales where foxgloves and night-blooming jasmine had taught Aurora that some things opened only in darkness. But these were wrong. They were open, yes, their petals unfurled toward the sky, but they faced her. Every single bloom turned its head to watch her pass, stems twisting with a sound like wet rope. Rory's hand went to her wrist, fingers finding the scar, the crescent moon shape from the childhood accident. Ground yourself, she told herself. Pre-Law logic. Evidence-based reasoning. If you can see it, you can categorize it. If you can categorize it, you can survive it. But the Grove was not evidence. It was absence. She walked deeper, counting her steps. Forty-seven paces to the center of the clearing, where the ground dipped into a hollow ringed with flat stones. The pendant grew warm against her chest, then hot, the crimson gemstone pulsing in rhythm with her own heartbeat. One-two. One-two. A Hel portal, the stories said. A door to the underworld, or something worse. Aurora stopped at the ring of stones. They were arranged in a spiral, moss-covered, ancient. She had studied the folklore at Cardiff University, the Celtic mythology electives she'd taken to impress a professor who never noticed her. The Fae realm. The Otherworld. Time moved differently here. An hour inside could be minutes outside, or days. She had come to find the benefactor who'd given her the pendant, to ask why, to demand answers about the dreams that had started—the dreams of a door opening in the dark, of a voice calling her name from the deep places. The wind moved. Not a breeze. A current, pulling at her hair, her coat, lifting the hem of her jeans. Aurora turned, scanning the tree line. The oaks stood motionless, their branches skeletal against the bruised purple sky. But between the third and fourth oak from the left, something shifted. A shadow that was too tall, too thin, detached itself from the darkness and stood very still. Aurora blinked. Her breath came faster, fogging the air. The shape remained, a silhouette of smoke and starlight, head tilted at an angle that suggested curiosity. She took a step back. It took a step forward, moving with a jerky, marionette motion, limbs bending the wrong way. Her Pre-Law mind fractured, the rational categories—trespasser, hallucination, threat—collapsing under the weight of something older than law, older than Cardiff, older than the island itself. "Hello?" Her voice sounded wrong. Too loud, then too soft, as if the air was eating the sound before it could travel. She cleared her throat. "I'm looking for someone. The person who left the pendant." Silence. Then, from directly behind her, the sound of footsteps on gravel. Slow. Deliberate. Matching her own pace but offset by half a second, creating an echo that made her teeth ache. Aurora spun. Nothing. Only the wildflowers, now all facing away from her, their petals closing with a sound like whispering silk. The thing between the oaks was gone. Or it had never been there. A trick of the light, her tired eyes playing tricks after three nights of insomnia. She checked her phone. 11:47 PM. The screen flickered, the numbers blurring. She stared at it, willing the numbers to make sense. When she looked up, her breath caught. The hands had moved. 2:03 AM. Three hours had passed in the time it took to unlock the screen. Her hands shook. She tucked the phone away, but the pendant burned against her skin, the crimson stone glowing now, casting red shadows across her knuckles. The wrongness crystallized. It wasn't just the time. It was the geometry of the place. The clearing was too large, or too small. The distance between the oaks shifted when she wasn't looking directly at them. The standing stones, which had marked the boundary, now seemed to lean inward, watching, their bark fissures resembling eyes that blinked when she looked away. She heard it then. Breathing. Not hers. A wet, ragged sound, like something dragging itself across stone, coming from the hollow at the center of the spiral. It came from everywhere and nowhere, from the hollow, from the trees, from inside her own skull. Aurora's heart hammered against her ribs, a trapped bird. She should run. Every instinct she'd honed fleeing Evan through London's backstreets, every survival mechanism she'd built in the flat above Silas' bar, screamed at her to turn and flee back through the oaks, back to the taxi rank, back to the world where the radiators clanked and gravity held steady. But her feet wouldn't move. The pendant pulled at her, not toward the hollow, but toward the tree line, toward the space where the shadow had stood. It pulsed, urgent now, a warning or a lure, she couldn't tell. The breathing grew louder, closer, and with it came a scent—jasmine, overpowering and sweet, the same flowers that bloomed here out of season, out of time. Aurora's eyes watered. She reached up to touch her wrist, the scar, her talisman, and felt something brush her ankle. Cold. So cold it burned. She looked down. A hand. Pale, long-fingered, with nails like thorns, had risen from the leaf litter and gripped her boot. Aurora screamed, a raw, animal sound that the Grove swallowed whole, and kicked out. Her foot connected with something solid—stone, or bone—and the hand released, retreating into the dark with a sound like wet laughter. She ran. Not toward the exit. The path had changed. The standing stones were gone, replaced by a wall of thorn bushes that hadn't been there before, their blooms black and dripping. She ran toward the tree line, toward the shadow, because the pendant was screaming now, a high, keening warmth that matched the blood rushing in her ears. The oaks parted before her, or she parted them, she couldn't tell. She burst through into a space that was not the clearing, but a corridor of trees that stretched into impossible distance, their trunks wider than houses, their roots forming a floor that pulsed like flesh. And there, standing at the end of the corridor, was her. Aurora Carter, black hair identical, blue eyes identical, but smiling with a mouth too wide, wearing the same coat but stained with mud that wasn't there on Rory's clothes. The other Rory raised a hand—not in greeting, but in beckoning, the crescent scar on her wrist visible, mirrored, perfect. "You came," the other Aurora said, and her voice was Rory's voice, but layered, as if three people were speaking through one throat. "We've been waiting." Behind her, the breathing started again. Closer. Hungrier. The corridor of trees began to knit together, the roots rising to trap her feet, and the pendant at her chest went cold, then colder, then freezing, the crimson stone turning black as ink. As the flowers bloomed at her feet in a wave of crimson and gold, racing up her legs, Aurora realized with a clarity that was worse than fear that she had never been the one who came to the Grove. She had been summoned. And the thing wearing her face was only the beginning.
created_at"2026-10-07T09:19:01.159Z" 10/7/2026, 9:19:01 AM
model"mistralai/mistral-large-4-0-20261006"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency928
moderation_latency(null)
generation_time139737
tokens_prompt792
tokens_completion7485
native_tokens_prompt755
native_tokens_completion6814
native_tokens_completion_images(null)
native_tokens_reasoning4996
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"stop"
service_tier"default"
usage0.01475466
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791364741-D8n96CvOCQDdmIi2m76O"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791364741-BYWVEzfuzbIBJuJ9zUWC"
upstream_id"bf9be14e82fc4526877eabc2a3000264"
provider_responses
0
endpoint_id"19b3b5d7-23f6-4b63-8109-64a6cc37d996"
id"bf9be14e82fc4526877eabc2a3000264"
is_byokfalse
latency869
model_permaslug"mistralai/mistral-large-4-0-20261006"
provider_name"Mistral"
status200
total_cost0.01475466
cache_discount(null)
upstream_inference_cost0
provider_name"Mistral"
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
totalTags3
adverbTagCount0
adverbTags(empty)
dialogueSentences4
tagDensity0.75
leniency1
rawRatio0
effectiveRatio0
97.02% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1678
totalAiIsmAdverbs1
found
0
adverb"very"
count1
highlights
0"very"
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)
40.41% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1678
totalAiIsms20
found
0
word"reminder"
count1
1
word"warmth"
count2
2
word"pulse"
count1
3
word"charged"
count1
4
word"silence"
count2
5
word"velvet"
count1
6
word"scanning"
count1
7
word"fractured"
count1
8
word"weight"
count1
9
word"footsteps"
count1
10
word"echo"
count1
11
word"silk"
count1
12
word"flickered"
count1
13
word"crystallized"
count1
14
word"pulsed"
count2
15
word"perfect"
count1
16
word"racing"
count1
highlights
0"reminder"
1"warmth"
2"pulse"
3"charged"
4"silence"
5"velvet"
6"scanning"
7"fractured"
8"weight"
9"footsteps"
10"echo"
11"silk"
12"flickered"
13"crystallized"
14"pulsed"
15"perfect"
16"racing"
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
narrationSentences138
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount2
narrationSentences138
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)
analyzedSentences140
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen53
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1668
ratio0
matches(empty)
89.29% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions7
unquotedAttributions1
matches
0"Ground yourself, she told herself."
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions48
wordCount1602
uniqueNames20
maxNameDensity1
worstName"Aurora"
maxWindowNameDensity1.5
worstWindowName"Aurora"
discoveredNames
October2
Aurora16
Richmond1
Park1
Heartstone1
Grove6
Golden1
Empress1
London2
Cardiff3
Wales1
Hel1
University1
Celtic1
Fae1
Otherworld1
Pre-Law2
Evan1
Carter1
Rory4
persons
0"Aurora"
1"Heartstone"
2"Grove"
3"Evan"
4"Carter"
5"Rory"
places
0"October"
1"Richmond"
2"Park"
3"London"
4"Cardiff"
5"Wales"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences87
glossingSentenceCount1
matches
0"quite reach the ground"
0.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches4
per1kWords2.398
wordCount1668
matches
0"Not the absence of sound, but a heavy, velvet quiet"
1"not toward the hollow, but toward the tree line, toward the space"
2"not the clearing, but a corridor of trees"
3"not in greeting, but in beckoning, the crescent scar on her wrist visible, mirror"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences140
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs36
mean46.33
std33.67
cv0.727
sampleLengths
0101
17
276
361
484
57
694
74
894
945
109
1160
1297
133
1464
1572
1636
1732
182
1947
2074
2161
225
2399
2485
258
2653
272
2857
2947
3011
3149
3226
3382
344
3510
95.09% Passive voice overuse
Target: ≤2% passive sentences
passiveCount4
totalSentences138
matches
0"were arranged"
1"was gone"
2"were gone"
3"been summoned"
42.52% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount6
totalVerbs254
matches
0"was biting"
1"were blooming"
2"was eating"
3"wasn't looking"
4"was screaming"
5"were speaking"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount11
semicolonCount0
flaggedSentences8
totalSentences140
ratio0.057
matches
0"Aurora adjusted the strap of her messenger bag—Golden Empress delivery satchel, canvas and grease-stained—and stepped through the gap in the iron railings."
1"The traffic noise from the A308—constant, reassuring, urban—vanished."
2"She saw them immediately, scattered across the clearing like spilled paint—crimson and gold and violet, impossible colors that glowed faintly in the dark."
3"She had come to find the benefactor who'd given her the pendant, to ask why, to demand answers about the dreams that had started—the dreams of a door opening in the dark, of a voice calling her name from the deep places."
4"Her Pre-Law mind fractured, the rational categories—trespasser, hallucination, threat—collapsing under the weight of something older than law, older than Cardiff, older than the island itself."
5"The breathing grew louder, closer, and with it came a scent—jasmine, overpowering and sweet, the same flowers that bloomed here out of season, out of time."
6"Her foot connected with something solid—stone, or bone—and the hand released, retreating into the dark with a sound like wet laughter."
7"The other Rory raised a hand—not in greeting, but in beckoning, the crescent scar on her wrist visible, mirrored, perfect."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount154
adjectiveStacks0
stackExamples(empty)
adverbCount3
adverbRatio0.01948051948051948
lyAdverbCount0
lyAdverbRatio0
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences140
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences140
mean11.91
std10.21
cv0.857
sampleLengths
022
129
250
37
429
524
623
722
84
93
1016
1116
1230
1314
145
1517
1618
177
1813
1910
2018
2118
228
238
244
2515
264
2723
283
2932
304
3114
3218
3318
345
352
362
379
389
396
403
416
4219
4319
441
451
466
478
487
498
49.76% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats12
diversityRatio0.35
totalSentences140
uniqueOpeners49
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences118
matches
0"Too loud, then too soft,"
1"Then, from directly behind her,"
2"Only the wildflowers, now all"
3"So cold it burned."
4"Pale, long-fingered, with nails like"
ratio0.042
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount35
totalSentences118
matches
0"She stood at the edge"
1"She had come here for"
2"She knew this."
3"She passed between the first"
4"She could see her breath"
5"She saw them immediately, scattered"
6"Her mother had been a"
7"They were open, yes, their"
8"It was absence."
9"She walked deeper, counting her"
10"They were arranged in a"
11"She had studied the folklore"
12"She had come to find"
13"Her breath came faster, fogging"
14"She took a step back."
15"It took a step forward,"
16"Her Pre-Law mind fractured, the"
17"Her voice sounded wrong"
18"She cleared her throat."
19"She checked her phone."
ratio0.297
82.88% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount89
totalSentences118
matches
0"The taxi door clicked shut"
1"She stood at the edge"
2"She had come here for"
3"The Heartstone hung against her"
4"Aurora adjusted the strap of"
5"The park was closed."
6"She knew this."
7"The council had locked the"
8"The Grove obeyed its own"
9"The standing stones waited at"
10"Aurora approached them, her boots"
11"The air here tasted different."
12"Here, it was clean, sharp,"
13"She passed between the first"
14"The transition was subtle, a"
15"The air temperature dropped ten"
16"Aurora's black hair, usually straight"
17"She could see her breath"
18"The cold had teeth, and"
19"The traffic noise from the"
ratio0.754
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount3
totalSentences118
matches
0"Now, standing at the boundary"
1"If you can see it,"
2"If you can categorize it,"
ratio0.025
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences62
technicalSentenceCount13
matches
0"She stood at the edge of Richmond Park where the asphalt met the brambles, her breath shallow in the cold air that smelled of wet earth and distant bonfires."
1"Twenty-five years old, five-foot-six of black hair and bright blue eyes that had learned to scan exits, to map escape routes, to catalog the crescent scar on he…"
2"The Heartstone hung against her sternum, a thumbnail-sized crimson stone on its silver chain, pulsing with a warmth that had started three nights ago and had no…"
3"The standing stones waited at the clearing's edge, three massive oaks twisted into something that might have been pillars, their bark silvered by moonlight that…"
4"Aurora approached them, her boots crunching on gravel that sounded too loud, too resonant."
5"Aurora's black hair, usually straight and shoulder-length, lifted as if submerged, floating around her face in weightless strands."
6"She saw them immediately, scattered across the clearing like spilled paint—crimson and gold and violet, impossible colors that glowed faintly in the dark."
7"Only the wildflowers, now all facing away from her, their petals closing with a sound like whispering silk."
8"The standing stones, which had marked the boundary, now seemed to lean inward, watching, their bark fissures resembling eyes that blinked when she looked away."
9"The breathing grew louder, closer, and with it came a scent—jasmine, overpowering and sweet, the same flowers that bloomed here out of season, out of time."
10"She ran toward the tree line, toward the shadow, because the pendant was screaming now, a high, keening warmth that matched the blood rushing in her ears."
11"She burst through into a space that was not the clearing, but a corridor of trees that stretched into impossible distance, their trunks wider than houses, their…"
12"Aurora Carter, black hair identical, blue eyes identical, but smiling with a mouth too wide, wearing the same coat but stained with mud that wasn't there on Ror…"
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags3
uselessAdditionCount1
matches
0"the other Aurora said, and her voice was Rory's voice, but layered, as if three people were speaking through one throat"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount0
fancyTags(empty)
dialogueSentences4
tagDensity0.25
leniency0.5
rawRatio0
effectiveRatio0
79.8989%