Run: 2026-10-07-01M4ASP06F712Q9V17DA0ENAVX

Run Details

Duration:
2m 27s
Cost:
$0.011962
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
Rory pushed her bike through the wrought-iron gate at the Richmond Park boundary, the tires crunching on frost-rimed gravel. It was 11:47 PM—she checked her phone, the screen's blue light harsh against the dark. Three nights ago, the Heartstone Pendant had begun to burn against her sternum, a crimson pulse throbbing in time with a rhythm that wasn't her heartbeat. She'd done the research. Law school had taught her to follow paper trails, to verify sources, but this led nowhere except into the park, past the deer enclosures, to a clearing the maps didn't name. She'd left a note for Silas on the bar's chalkboard—*Gone to Richmond. Back by dawn*—though she suspected dawn might not come, or might arrive days late. Eva had begged her not to go, her voice tight through the phone an hour ago, but Eva didn't understand about the pendant. No one did. The silver chain lay cool against her collarbone except where the deep crimson stone pulsed, warm as living flesh, faintly glowing beneath her coat. The trees thickened. Frost clung to the bracken in silver filigrees, yet as she crossed the invisible threshold marked by three ancient oak standing stones, the cold vanished. The air turned mild, cloying, smelling of damp earth and something else—honey and rust. Wildflowers bloomed in the center of the clearing, impossible constellations of white and violet against the winter dark, petals trembling though there was no wind. Rory stopped. Her boots made no sound on the grass. She was 5'6", small beside the towering oaks that ringed the Grove like sentinels. Her straight black hair, usually pulled back for delivery shifts at Golden Empress, hung loose now, brushing her shoulders. She touched the crescent scar on her left wrist—a childhood souvenir from Cardiff, from a bike accident before she'd learned to be afraid of falling—and found her fingers trembling. The pendant pulsed harder. A heartbeat. *Thump-thump. Thump-thump.* "Hello?" Her voice came out flat, useless in the silence. London hummed beyond the tree line—distant traffic, the occasional siren—but inside the Grove, there was only the wet sound of her own breathing and the rhythmic drip of dew from the standing stones. She should have brought a torch. Her phone's beam caught only mist, thick and pearlescent, swirling at knee-height in patterns that hurt to follow. The beam revealed a path of packed earth leading inward, though she'd never seen a path here before. Or rather, she'd seen it in dreams she couldn't remember upon waking, dreams that left her with the taste of copper on her tongue and the certainty that she was being waited for. Time moved strangely here. She knew this from the folklore, from the whispered warnings in the library archives she'd haunted during her Pre-Law electives. An hour inside could be minutes outside, or years. She checked her phone again. 11:52 PM. Only five minutes had passed since she'd entered, yet her legs ached as if she'd walked for miles, and her breath came in shallow, quick bursts despite the cool air. A sound. Not from the trees. From behind her. Rory spun. The beam of her phone swept across the standing stones, catching the grain of the oak, the moss, the ancient carvings that seemed to shift when she wasn't looking directly at them. Nothing. Only the flowers, nodding in a breeze she couldn't feel. She took a step forward. Then another. The pendant's warmth spread, a coal pressed against her skin. It was supposed to pulse near a Hel portal, the seller had claimed—some stranger in a Camden market, pressing the silver chain into her palm with eyes that had been too wide, too wet. "It finds what's lost," he'd said. "Or what's hunting." The scraping sound came again. Metal on stone. Close. To her left, where the shadows pooled thicker than physics allowed. "Who's there?" Her voice cracked. Silence. Then—footsteps. Soft, barefoot, circling. She could hear the dew squelching under weight, the snap of a twig that wasn't under her boots. The rhythm was wrong. Too deliberate. Mimicking her own pace but offset by half a second, like an echo that had learned to walk. Rory's mind, trained on legal precedent and logical deduction, scrambled for purchase. She was being followed. In a clearing smaller than a football pitch, surrounded by trees that blocked the moon, someone—or something—was herding her toward the center where the flowers grew thickest. The blooms glowed now, faintly luminous, casting her shadow in three directions at once. She reached the center. The path ended at a circle of mushrooms, pale and fungal, ringing a depression in the earth that hadn't been there before. The air tasted of ozone and iron. Her phone died—screen going black, the time frozen at 11:47 PM, the same minute she'd entered. The pendant burned. Rory looked up. The standing stones were no longer behind her. They surrounded her, a henge of oak and shadow, and between them, the darkness moved. Not wind. Not mist. Something with weight and intention, stepping from behind the eastern stone with the sound of wet leather and breaking glass. She couldn't see it. Not directly. Only in the periphery, a distortion in the air, a shape that was too tall and had too many joints. Her bright blue eyes strained against the dark, picking out only the absence of stars where the thing stood. It raised a hand—or what might have been a hand, tapered and wrong—and pointed at the Heartstone Pendant. The crimson gem flared, inner light pulsing in answer. A Hel portal. The pendant had found its threshold. And something was answering the knock. Rory backed away, her heel catching on a root. She stumbled, caught herself on the nearest standing stone. The oak was warm now, fever-hot, and beneath her palm she felt a vibration, a deep thrumming that matched the beat in her throat. "You're not alone," whispered a voice from everywhere and nowhere. It sounded like her own voice, but wrong, stretched and layered, as if three Rorys were speaking in discord. "You never were." The flowers began to close, their petals folding inward with a sound like tearing silk. The ground beneath her feet softened, becoming loam, then mud, then something darker and hungrier. She grabbed the pendant, the scar on her wrist pressing against the silver chain, and realized with cold certainty that she had come here for a reason she didn't remember making, drawn by a lure as old as the stones themselves. The thing stepped closer. She saw its shadow now, cast by her own phosphorescent terror, stretching long and thin across the grass, reaching for her ankles. Rory ran. But the path had vanished. Only the standing stones remained, and between them, the dark was breathing, and the Heartstone Pendant was screaming.
created_at"2026-10-07T09:04:02.261Z" 10/7/2026, 9:04:02 AM
model"mistralai/mistral-large-4-0-20261006"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency663
moderation_latency(null)
generation_time147046
tokens_prompt792
tokens_completion5994
native_tokens_prompt755
native_tokens_completion5478
native_tokens_completion_images(null)
native_tokens_reasoning4278
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"
usage0.01196242
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791363842-SzzIus03JG4kqALPYvSP"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791363842-Yzx51kqiHTlP452tNpFL"
upstream_id"1b81fc86a47247c4a71424aedcf5a53e"
provider_responses
0
endpoint_id"19b3b5d7-23f6-4b63-8109-64a6cc37d996"
id"1b81fc86a47247c4a71424aedcf5a53e"
is_byokfalse
latency639
model_permaslug"mistralai/mistral-large-4-0-20261006"
provider_name"Mistral"
status200
total_cost0.01196242
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
totalTags4
adverbTagCount0
adverbTags(empty)
dialogueSentences5
tagDensity0.8
leniency1
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1147
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)
38.97% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1147
totalAiIsms14
found
0
word"pulse"
count2
1
word"pulsed"
count2
2
word"sentinels"
count1
3
word"silence"
count2
4
word"rhythmic"
count1
5
word"warmth"
count1
6
word"footsteps"
count1
7
word"weight"
count2
8
word"echo"
count1
9
word"silk"
count1
highlights
0"pulse"
1"pulsed"
2"sentinels"
3"silence"
4"rhythmic"
5"warmth"
6"footsteps"
7"weight"
8"echo"
9"silk"
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
narrationSentences40
matches(empty)
71.43% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount2
narrationSentences40
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)
analyzedSentences40
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen76
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans2
markdownWords8
totalWords1134
ratio0.007
matches
0"Gone to Richmond. Back by dawn"
1"Thump-thump. Thump-thump."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions5
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions26
wordCount1058
uniqueNames13
maxNameDensity0.66
worstName"Rory"
maxWindowNameDensity1
worstWindowName"Richmond"
discoveredNames
Richmond2
Park1
Heartstone3
Pendant3
Silas1
Eva2
Grove1
Pre-Law1
Hel2
Camden1
Silence1
Rorys1
Rory7
persons
0"Pendant"
1"Silas"
2"Eva"
3"Rory"
places
0"Richmond"
1"Park"
2"Heartstone"
3"Grove"
4"Hel"
5"Camden"
6"Silence"
globalScore1
windowScore1
0.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences32
glossingSentenceCount2
matches
0"carvings that seemed to shift when she wasn't looking directly at them"
1"sounded like her own voice, but wrong, str"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.882
wordCount1134
matches
0"not to go, her voice tight through the phone an hour ago, but Eva didn't understand about the pendant"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences40
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs28
mean40.5
std25.5
cv0.63
sampleLengths
095
176
267
310
462
58
643
775
870
99
1045
1160
1220
135
1447
1557
1649
173
1850
1945
2018
2124
2242
2332
2471
2526
262
2723
78.95% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences40
matches
0"being waited"
1"was supposed"
2"being followed"
0.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount6
totalVerbs174
matches
0"wasn't looking"
1"was herding"
2"was answering"
3"were speaking"
4"was breathing"
5"was screaming"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount13
semicolonCount0
flaggedSentences10
totalSentences40
ratio0.25
matches
0"It was 11:47 PM—she checked her phone, the screen's blue light harsh against the dark."
1"She'd left a note for Silas on the bar's chalkboard—*Gone to Richmond."
2"Back by dawn*—though she suspected dawn might not come, or might arrive days late."
3"The air turned mild, cloying, smelling of damp earth and something else—honey and rust."
4"\"Hello?\" Her voice came out flat, useless in the silence. London hummed beyond the tree line—distant traffic, the occasional siren—but inside the Grove, there was only the wet sound of her own breathing and the rhythmic drip of dew from the standing stones."
5"She took a step forward. Then another. The pendant's warmth spread, a coal pressed against her skin. It was supposed to pulse near a Hel portal, the seller had claimed—some stranger in a Camden market, pressing the silver chain into her palm with eyes that had been too wide, too wet. \"It finds what's lost,\" he'd said. \"Or what's hunting.\""
6"Silence. Then—footsteps. Soft, barefoot, circling. She could hear the dew squelching under weight, the snap of a twig that wasn't under her boots. The rhythm was wrong. Too deliberate. Mimicking her own pace but offset by half a second, like an echo that had learned to walk."
7"Rory's mind, trained on legal precedent and logical deduction, scrambled for purchase. She was being followed. In a clearing smaller than a football pitch, surrounded by trees that blocked the moon, someone—or something—was herding her toward the center where the flowers grew thickest. The blooms glowed now, faintly luminous, casting her shadow in three directions at once."
8"She reached the center. The path ended at a circle of mushrooms, pale and fungal, ringing a depression in the earth that hadn't been there before. The air tasted of ozone and iron. Her phone died—screen going black, the time frozen at 11:47 PM, the same minute she'd entered."
9"It raised a hand—or what might have been a hand, tapered and wrong—and pointed at the Heartstone Pendant."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount259
adjectiveStacks1
stackExamples
0"lay cool against her"
adverbCount4
adverbRatio0.015444015444015444
lyAdverbCount1
lyAdverbRatio0.003861003861003861
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences40
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences40
mean28.35
std21.1
cv0.744
sampleLengths
019
115
226
34
431
512
614
723
83
924
103
1125
1214
1325
142
158
1662
178
1843
1975
2070
219
2245
2360
2420
255
2647
2757
2849
293
3050
3145
3218
3324
3442
3532
3671
3726
382
3923
74.17% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats2
diversityRatio0.475
totalSentences40
uniqueOpeners19
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences37
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount11
totalSentences37
matches
0"It was 11:47 PM—she checked"
1"She'd done the research."
2"She'd left a note for"
3"Her boots made no sound"
4"Her voice came out flat,"
5"She should have brought a"
6"She took a step forward."
7"Her voice cracked"
8"She reached the center. The"
9"She couldn't see it. Not"
10"It raised a hand—or what"
ratio0.297
41.08% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount31
totalSentences37
matches
0"Rory pushed her bike through"
1"It was 11:47 PM—she checked"
2"She'd done the research."
3"Law school had taught her"
4"She'd left a note for"
5"Eva had begged her not"
6"The silver chain lay cool"
7"The trees thickened."
8"Frost clung to the bracken"
9"The air turned mild, cloying,"
10"Wildflowers bloomed in the center"
11"Her boots made no sound"
12"The pendant pulsed harder. A"
13"Her voice came out flat,"
14"She should have brought a"
15"Time moved strangely here. She"
16"A sound. Not from the"
17"Rory spun. The beam of"
18"She took a step forward."
19"The scraping sound came again."
ratio0.838
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences37
matches(empty)
ratio0
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences26
technicalSentenceCount10
matches
0"Three nights ago, the Heartstone Pendant had begun to burn against her sternum, a crimson pulse throbbing in time with a rhythm that wasn't her heartbeat."
1"She should have brought a torch. Her phone's beam caught only mist, thick and pearlescent, swirling at knee-height in patterns that hurt to follow. The beam rev…"
2"Time moved strangely here. She knew this from the folklore, from the whispered warnings in the library archives she'd haunted during her Pre-Law electives. An h…"
3"Rory spun. The beam of her phone swept across the standing stones, catching the grain of the oak, the moss, the ancient carvings that seemed to shift when she w…"
4"Silence. Then—footsteps. Soft, barefoot, circling. She could hear the dew squelching under weight, the snap of a twig that wasn't under her boots. The rhythm wa…"
5"Rory's mind, trained on legal precedent and logical deduction, scrambled for purchase. She was being followed. In a clearing smaller than a football pitch, surr…"
6"She reached the center. The path ended at a circle of mushrooms, pale and fungal, ringing a depression in the earth that hadn't been there before. The air taste…"
7"She couldn't see it. Not directly. Only in the periphery, a distortion in the air, a shape that was too tall and had too many joints. Her bright blue eyes strai…"
8"Rory backed away, her heel catching on a root. She stumbled, caught herself on the nearest standing stone. The oak was warm now, fever-hot, and beneath her palm…"
9"The flowers began to close, their petals folding inward with a sound like tearing silk. The ground beneath her feet softened, becoming loam, then mud, then some…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags3
uselessAdditionCount0
matches(empty)
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount1
fancyTags
0"It sounded like (sound like)"
dialogueSentences5
tagDensity0.2
leniency0.4
rawRatio1
effectiveRatio0.4
69.9532%