Run: 2026-09-25-01M3CKH40XT9EXCK2QR8XTAR6Y

Run Details

Duration:
15.7s
Cost:
$0.015076
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 iron gate groaned as Rory pushed it open, the sound too loud in the hush of Richmond Park at midnight. She hesitated, her breath curling in the cold air. The Fae Grove was supposed to be here—Isolde’s grove, hidden between the ancient oaks. Eva had been vague, but the directions were clear: past the standing stones, where the wildflowers never wilted. She stepped inside, and the gate swung shut behind her with a metallic sigh. The trees loomed, their gnarled branches twisting like skeletal fingers against the moonlit sky. The air smelled of damp earth and something sweeter, cloying—like overripe fruit left to rot. Rory’s fingers tightened around the Heartstone pendant in her pocket. It was warm, almost pulsing. A warning, or a comfort? She wasn’t sure. The path beneath her boots was soft, carpeted with petals that shouldn’t have been blooming in December. Wildflowers, Eva had said. Year-round. Rory crouched, brushing her fingers against a violet. The petals were velvety, too perfect, as if painted in the dark. A twig snapped. She froze. The sound had come from behind her, but when she turned, there was nothing. Just the trees, the flowers, the standing stones—rough-hewn oak, their surfaces carved with spirals that seemed to shift when she blinked. “Stupid,” she muttered. Her voice sounded thin, swallowed by the grove. She exhaled, watching her breath fog the air. The Heartstone pulsed again, warmer now. Then she heard it—a whisper. Not words. Just a breath of sound, like wind through reeds, but there was no wind. The hairs on her arms rose. She turned slowly, scanning the shadows between the trunks. Nothing moved. Nothing should have been there. But something was. The certainty settled in her gut, cold and heavy. She wasn’t alone. Rory forced herself forward, her boots sinking slightly into the loam. The grove was supposed to be a pocket between worlds, a place where time bent. Eva had warned her not to linger. But Rory needed answers. The pendant had been left for her, and the only clue was here. Another sound—a rustle, like fabric brushing bark. She spun, her pulse hammering in her throat. The trees stood silent, their leaves trembling as if something had just passed through them. “Hello?” Her voice cracked. She cleared her throat. “Eva?” No answer. Just the grove, breathing around her. The Heartstone burned against her palm. She pulled it free, the silver chain glinting in the dim light. The crimson gem glowed faintly, its inner fire flickering like a dying ember. It had reacted to the standing stones at the entrance, but now—now it was almost hot. She swallowed. The wrongness coiled tighter in her chest. A shadow shifted. Not a branch. Not the wind. A shape, darker than the night, slipping between the oaks. Tall. Too tall. Its edges blurred, as if the grove itself was reluctant to let her see it. Rory’s breath hitched. She took a step back, her boot crushing a wildflower. The petals didn’t crush. They resisted, then sprang back, unharmed. The shadow stopped. She couldn’t see its face. Didn’t want to. But she felt its gaze, heavy and ancient, pressing against her skin. “Who are you?” she demanded, her voice steadier than she felt. The shadow tilted its head. Then it moved again, gliding closer. The air thickened, pressing against her ears like the moment before a storm. Rory’s fingers clenched around the pendant. The glow brightened, casting a crimson halo over her hand. The shadow hesitated. Then it spoke. The voice wasn’t a voice. It was a vibration in her bones, a hum in her teeth. The words formed in her mind, slick and cold. *You do not belong here.* “I know that,” Rory snapped, her fear sharpening into defiance. “But I need to know who left this for me.” She held up the pendant. The glow flared, and the shadow recoiled, its form rippling like disturbed water. *Foolish child,* the voice hissed. *The Grove does not give. It takes.* A gust of wind tore through the clearing, though the leaves didn’t stir. The shadow lunged. Rory stumbled back, her heart slamming against her ribs. The pendant seared her palm, and she gasped as the pain lanced up her arm. The shadow halted, its edges writhing. Then, from the darkness, came laughter. Not the shadow’s. Something else. Higher. Cruel. The sound slithered around her, and Rory’s blood turned to ice. She knew that laugh. Had heard it in her nightmares. Evan. But Evan was dead. She’d watched him die. The shadow twisted, its form unraveling like smoke. The laughter grew louder, echoing from the trees, the stones, the earth itself. Rory’s vision blurred. The grove spun. *You cannot escape what you carry,* the voice whispered. She clapped her hands over her ears, but the sound was inside her now, burrowing into her skull. The Heartstone pulsed, its glow searing through her closed eyelids. Then—silence. The pressure vanished. The air lightened. Rory lowered her hands, her breath ragged. The grove was still. The shadow was gone. But the flowers at her feet were blackened, their petals curled and brittle, as if scorched by an unseen fire. And the standing stones— Their carvings had changed. The spirals were now jagged lines, like claws dragging down the wood. And in the center of each stone, a symbol had been burned into the oak: a crescent moon, its points dripping. Like the scar on her wrist. Rory’s stomach lurched. She didn’t remember moving, but suddenly she was running, her boots pounding the path back to the gate. The iron bars loomed ahead, and she nearly sobbed in relief. Then she saw the gate was gone. In its place stood a wall of thorns, their barbs glinting like teeth in the moonlight. The path behind her was gone too, swallowed by the grove. The trees had shifted, their trunks now forming a perfect circle around her. She was trapped. The Heartstone pulsed once more, its glow now a steady, ominous beat. Rory’s fingers trembled as she lifted it. The crimson light spilled over her hand, casting long, wavering shadows. And then she saw them. Figures. Dozens of them. Standing between the trees, just beyond the light. Watching. Their faces were smooth, featureless. But their hands— Their hands were wrong. Too long. Too many fingers. One stepped forward. Then another. Their movements were fluid, unnatural, like water flowing uphill. Rory’s back pressed against the thorned wall. The barbs pricked her skin, but she didn’t dare move. The figures advanced, their featureless faces tilted toward her. The Heartstone burned hotter. The glow expanded, pushing back the darkness. The figures hesitated at the edge of the light, their forms flickering like candle flames in a draft. Then, from the center of the grove, a new sound: a low, rhythmic thumping. Like a drum. Or a heartbeat. The ground trembled. The wildflowers wilted, their petals crumbling to dust. The thorns behind Rory withered, their barbs curling inward like dead things. And then the grove exhaled. A gust of wind howled through the clearing, and the figures were torn apart, their forms dissolving into the night. The thorned wall collapsed, the path reappearing as if it had never been gone. Rory didn’t wait. She ran, her lungs burning, her legs screaming. The gate was there, iron and solid and real. She crashed through it, stumbling onto the familiar path of Richmond Park. The grove was silent behind her. She turned, her chest heaving. The ancient oaks stood sentinel, their branches still. The wildflowers at the edge of the grove were in full bloom, untouched by the horror within. As if nothing had happened. Rory’s hands shook. She looked down at the Heartstone. The glow had faded, the gem cool once more. But the crescent-shaped burn on her palm remained, a mirror of the scar on her wrist. And in the distance, from the heart of the grove, came the faintest whisper— *Next time, you will stay.*
created_at"2026-09-25T15:39:17.929Z" 9/25/2026, 3:39:17 PM
model"mistralai/mistral-medium-3.5-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency894
moderation_latency(null)
generation_time15615
tokens_prompt792
tokens_completion2046
native_tokens_prompt776
native_tokens_completion1855
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
usage0.0150765
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1790350757-z40YqVXM6bgrZwQb2ExC"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790350757-xqDTwImUvP4A0MQpFxpb"
upstream_id"7ee5a3d5727c448e85dd3f62c773395a"
provider_responses
0
endpoint_id"38ef23a9-5cb3-46fa-85ec-7aed174f04eb"
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is_byokfalse
latency832
model_permaslug"mistralai/mistral-medium-3.5-20260430"
provider_name"Mistral"
status200
total_cost0.0150765
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
totalTags5
adverbTagCount0
adverbTags(empty)
dialogueSentences6
tagDensity0.833
leniency1
rawRatio0
effectiveRatio0
88.81% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1340
totalAiIsmAdverbs3
found
0
adverb"slowly"
count1
1
adverb"slightly"
count1
2
adverb"suddenly"
count1
highlights
0"slowly"
1"slightly"
2"suddenly"
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)
2.99% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1340
totalAiIsms26
found
0
word"loomed"
count2
1
word"perfect"
count2
2
word"pulsed"
count3
3
word"whisper"
count2
4
word"scanning"
count1
5
word"pulse"
count1
6
word"glinting"
count2
7
word"unraveling"
count1
8
word"echoing"
count1
9
word"searing"
count1
10
word"silence"
count1
11
word"stomach"
count1
12
word"lurched"
count1
13
word"pounding"
count1
14
word"trembled"
count2
15
word"wavering"
count1
16
word"rhythmic"
count1
17
word"familiar"
count1
18
word"sentinel"
count1
highlights
0"loomed"
1"perfect"
2"pulsed"
3"whisper"
4"scanning"
5"pulse"
6"glinting"
7"unraveling"
8"echoing"
9"searing"
10"silence"
11"stomach"
12"lurched"
13"pounding"
14"trembled"
15"wavering"
16"rhythmic"
17"familiar"
18"sentinel"
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
emotionTells1
narrationSentences174
matches
0"d in relief"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences174
filterMatches
0"see"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences175
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen23
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans5
markdownWords25
totalWords1333
ratio0.019
matches
0"You do not belong here."
1"Foolish child,"
2"The Grove does not give. It takes."
3"You cannot escape what you carry,"
4"Next time, you will stay."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions3
unquotedAttributions0
matches(empty)
81.51% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions39
wordCount1314
uniqueNames10
maxNameDensity1.37
worstName"Rory"
maxWindowNameDensity2.5
worstWindowName"Rory"
discoveredNames
Rory18
Richmond2
Park2
Fae1
Grove2
Isolde1
Heartstone7
December1
Eva3
Evan2
persons
0"Rory"
1"Grove"
2"Isolde"
3"Heartstone"
4"Eva"
5"Evan"
places
0"Richmond"
1"Park"
2"Fae"
3"December"
globalScore0.815
windowScore0.833
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences95
glossingSentenceCount1
matches
0"spirals that seemed to shift when she blinked"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1333
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences175
matches
0"knew that laugh"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs70
mean19.04
std14.39
cv0.756
sampleLengths
062
114
252
342
43
537
625
75
838
93
1012
1150
1230
139
148
1547
169
173
1834
1923
203
2120
2211
2324
2419
253
2626
275
2838
2912
3016
3130
326
337
3421
351
368
3727
389
3928
401
4121
4220
434
444
4533
466
4732
487
4940
85.10% Passive voice overuse
Target: ≤2% passive sentences
passiveCount10
totalSentences174
matches
0"was supposed"
1"was supposed"
2"been left"
3"was gone"
4"were blackened"
5"been burned"
6"was gone"
7"was gone"
8"were torn"
9"been gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs240
matches
0"was running"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount11
semicolonCount0
flaggedSentences10
totalSentences175
ratio0.057
matches
0"The Fae Grove was supposed to be here—Isolde’s grove, hidden between the ancient oaks."
1"The air smelled of damp earth and something sweeter, cloying—like overripe fruit left to rot."
2"Just the trees, the flowers, the standing stones—rough-hewn oak, their surfaces carved with spirals that seemed to shift when she blinked."
3"Then she heard it—a whisper."
4"Another sound—a rustle, like fabric brushing bark."
5"It had reacted to the standing stones at the entrance, but now—now it was almost hot."
6"Then—silence."
7"And the standing stones—"
8"But their hands—"
9"And in the distance, from the heart of the grove, came the faintest whisper—"
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1323
adjectiveStacks1
stackExamples
0"ancient, pressing against her"
adverbCount51
adverbRatio0.03854875283446712
lyAdverbCount6
lyAdverbRatio0.0045351473922902496
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences175
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences175
mean7.62
std5.06
cv0.664
sampleLengths
021
19
214
318
414
514
615
710
85
95
103
1117
124
131
148
1512
163
172
1814
1921
203
218
228
236
245
252
2614
276
289
292
305
313
329
333
3411
3515
367
374
3813
397
408
4115
424
434
441
452
466
476
4812
4913
40.29% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats17
diversityRatio0.25142857142857145
totalSentences175
uniqueOpeners44
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount10
totalSentences155
matches
0"Just the trees, the flowers,"
1"Then she heard it—a whisper."
2"Just a breath of sound,"
3"Just the grove, breathing around"
4"Then it moved again, gliding"
5"Then it spoke."
6"Then, from the darkness, came"
7"Then she saw the gate"
8"Too many fingers."
9"Then, from the center of"
ratio0.065
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount35
totalSentences155
matches
0"She hesitated, her breath curling"
1"She stepped inside, and the"
2"It was warm, almost pulsing."
3"She wasn’t sure."
4"Her voice sounded thin, swallowed"
5"She exhaled, watching her breath"
6"She turned slowly, scanning the"
7"She wasn’t alone."
8"She spun, her pulse hammering"
9"Her voice cracked"
10"She cleared her throat."
11"She pulled it free, the"
12"It had reacted to the"
13"Its edges blurred, as if"
14"She took a step back,"
15"They resisted, then sprang back,"
16"She couldn’t see its face."
17"she demanded, her voice steadier"
18"It was a vibration in"
19"*You do not belong here.*"
ratio0.226
76.13% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount119
totalSentences155
matches
0"The iron gate groaned as"
1"She hesitated, her breath curling"
2"The Fae Grove was supposed"
3"Eva had been vague, but"
4"She stepped inside, and the"
5"The trees loomed, their gnarled"
6"The air smelled of damp"
7"Rory’s fingers tightened around the"
8"It was warm, almost pulsing."
9"A warning, or a comfort?"
10"She wasn’t sure."
11"The path beneath her boots"
12"Wildflowers, Eva had said."
13"Rory crouched, brushing her fingers"
14"The petals were velvety, too"
15"A twig snapped."
16"The sound had come from"
17"Her voice sounded thin, swallowed"
18"She exhaled, watching her breath"
19"The Heartstone pulsed again, warmer"
ratio0.768
32.26% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences155
matches
0"As if nothing had happened."
ratio0.006
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences53
technicalSentenceCount3
matches
0"The path beneath her boots was soft, carpeted with petals that shouldn’t have been blooming in December."
1"The trees stood silent, their leaves trembling as if something had just passed through them."
2"She didn’t remember moving, but suddenly she was running, her boots pounding the path back to the gate."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags5
uselessAdditionCount2
matches
0"she demanded, her voice steadier than she felt"
1"Rory snapped, her fear sharpening into defiance"
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags3
fancyCount3
fancyTags
0"she muttered (mutter)"
1"she demanded (demand)"
2"Rory snapped (snap)"
dialogueSentences6
tagDensity0.5
leniency1
rawRatio1
effectiveRatio1
80.0356%