Run: 2026-10-07-01M4AVQ84S6TPXCHYGX02ZHF3W

Run Details

Duration:
17.8s
Cost:
$0.013201
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 stillness of Richmond Park at midnight. She hesitated, her breath curling in the cold air. The path ahead was a ribbon of pale gravel, vanishing into the dark. She shouldn’t be here. Not at this hour. But the pendant around her neck had burned against her collarbone all evening, a slow, insistent pulse like a second heartbeat. It had led her here, to the edge of the park, to the place Eva had once whispered about over pints at Silas’ bar—Isolde’s Grove. She stepped through, the gate clanging shut behind her. The sound echoed, but the night swallowed it too quickly, as if the dark itself were hungry. The trees loomed, their branches knitting together overhead, blocking out the stars. The air smelled of damp earth and something sweeter, like crushed petals. Wildflowers, Eva had said. They bloom year-round in the Grove. Rory’s fingers tightened around the silver chain of the Heartstone. Its crimson glow was faint, but it cast a dim, ruby light on the path ahead, just enough to see by. She moved forward, her trainers crunching on the gravel. The path twisted, and then—there it was. The standing stones. Ancient oaks, their bark etched with symbols that made her eyes ache if she looked too long. They formed a perfect circle, and beyond them, the clearing. The Grove. Moonlight spilled through the canopy, silvering the grass. The wildflowers were everywhere, a riot of color in the dimness—blues, purples, golds. They shouldn’t be blooming in December. The wrongness of it settled in her stomach like a stone. She took a breath, steadying herself. She’d come for answers. The pendant had to mean something. And Eva had been here before, hadn’t she? Eva, who’d laughed when Rory asked if the Grove was dangerous. *Only if you believe in fairy tales, Rory.* She stepped between the stones. The air changed. Thicker. Warmer. The scent of the flowers deepened, cloying, almost sickly. The pendant’s pulse quickened, its warmth seeping into her skin. She exhaled, watching her breath fog in the air. Then she froze. A sound. Not the rustle of leaves or the distant hoot of an owl. No, this was a whisper. A voice, so soft it might have been the wind. But it wasn’t. It was a word, or something like one—sibilant, liquid. It slithered past her ear, raising the fine hairs on her neck. She spun, heart hammering, but there was nothing. Only the trees, the flowers, the stones. *You’re imagining things.* She forced herself forward, into the clearing. The grass beneath her feet was impossibly soft, as if she were walking on velvet. The pendant’s glow brightened, casting long, wavering shadows. She knelt, pressing her palm to the earth. The ground was warm. Alive. The wrongness coiled tighter in her gut. Then she saw it. A flicker. At the edge of her vision. A shape, pale and slender, darting between the trees. She whipped her head around, but it was gone. Just the trunk of an oak, its bark rough and dark. She stood, brushing dirt from her jeans. *Just a trick of the light.* But the Grove was too still. No breeze stirred the leaves. No night creatures called. It was as if the world had paused, holding its breath. Another whisper. Closer this time. A sigh, almost. It brushed against her cheek, and she flinched. The pendant flared, its crimson light bleeding into the air like ink in water. The shadows deepened, pooling at her feet. “Hello?” Her voice sounded too loud, too brittle. No answer. She turned in a slow circle. The standing stones loomed, their carved surfaces seeming to shift when she looked at them from the corner of her eye. The symbols—were they moving? Twisting? She blinked, and they were still. Just grooves in the bark. Just her mind playing tricks. A rustle. Definitely a rustle. From the trees to her left. She stared, unblinking. The darkness between the trunks seemed to… ripple. Like water disturbed by a thrown stone. Then, a glint. Eyes. Two pinpricks of light, low to the ground, watching her. Rory’s breath hitched. The pendant was hot now, searing against her skin. She took a step back. The eyes vanished. *Not alone. Not alone. Not alone.* The thought skittered through her mind, panicked. She swallowed hard. Eva had been here. Eva was fine. *This is just a place. Just trees and flowers and—* A laugh. High, clear, like a bell. It rang out from the darkness, and Rory’s blood turned to ice. It wasn’t human. Couldn’t be. It was too bright, too sharp, like the sound of breaking glass. She stumbled back, her heel catching on a root. She barely kept her footing. The pendant’s glow was a beacon now, painting the clearing in shades of red. The flowers seemed to lean toward it, their petals trembling. Another laugh. Closer. Then another. And another. A chorus of them, ringing from every direction. The air pressed in around her, thick as syrup. She couldn’t breathe. Couldn’t think. *Run.* The word cut through the fog in her mind. She didn’t question it. She turned and bolted for the standing stones, her pulse roaring in her ears. The path stretched ahead of her, longer than it should have been. The stones seemed to recede as she ran, as if the Grove itself were shifting, rearranging. A hand—cold, smooth—brushed her wrist. She screamed, yanking her arm back. The touch was gone as quickly as it had come, but the cold lingered, creeping up her sleeve like spider’s legs. She didn’t look back. She couldn’t. The stones were just ahead. She could see the path beyond them, the gravel, the iron gate. Safety. She lunged for the gap between two oaks, her fingers scraping against the bark. The symbols burned where she touched them, searing her skin. She gasped, but didn’t stop. Then she was through. The night air hit her like a slap. Cold. Real. She skidded to a halt on the gravel path, her chest heaving. The Grove was behind her, silent now. The pendant’s glow dimmed, its pulse slowing to a steady, soothing thrum. She didn’t move. Didn’t breathe. Listened. Nothing. Just the wind in the trees. The distant hum of the city. The normal, mundane sounds of the world. She exhaled, her breath ragged. Her wrist throbbed where the cold had touched her. She looked down. A mark, pale and crescent-shaped, marred her skin. Like a brand. Like the scar she’d had since childhood, but mirrored. The pendant’s glow faded to a dull ember. The Grove was still. Waiting. Rory didn’t look back. She walked, then jogged, then ran, her feet pounding against the path. She didn’t stop until she reached the gate, didn’t stop until she was through it, didn’t stop until the iron groaned shut behind her. The night swallowed the sound whole.
created_at"2026-10-07T09:39:40.324Z" 10/7/2026, 9:39:40 AM
model"mistralai/mistral-medium-3.5-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency559
moderation_latency(null)
generation_time17800
tokens_prompt792
tokens_completion1725
native_tokens_prompt776
native_tokens_completion1605
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"
usage0.0132015
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791365980-d180dTpku3apEZO3Jutd"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791365980-PnkuNGumVk8dQlfQECWV"
upstream_id"0909f1a3d6bb4ffbbb119eec077a9bf4"
provider_responses
0
endpoint_id"d21d316f-d540-4718-b36e-3beff85d0cf9"
id"0909f1a3d6bb4ffbbb119eec077a9bf4"
is_byokfalse
latency559
model_permaslug"mistralai/mistral-medium-3.5-20260430"
provider_name"Mistral"
status200
total_cost0.0132015
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
0.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags2
adverbTagCount1
adverbTags
0"Her voice sounded too [too]"
dialogueSentences1
tagDensity1
leniency1
rawRatio0.5
effectiveRatio0.5
91.44% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1168
totalAiIsmAdverbs2
found
0
adverb"quickly"
count2
highlights
0"quickly"
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)
0.00% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1168
totalAiIsms24
found
0
word"pulse"
count4
1
word"echoed"
count1
2
word"loomed"
count2
3
word"etched"
count1
4
word"perfect"
count1
5
word"stomach"
count1
6
word"quickened"
count1
7
word"warmth"
count1
8
word"whisper"
count2
9
word"velvet"
count1
10
word"wavering"
count1
11
word"flicker"
count1
12
word"glint"
count1
13
word"searing"
count2
14
word"beacon"
count1
15
word"roaring"
count1
16
word"throbbed"
count1
17
word"pounding"
count1
highlights
0"pulse"
1"echoed"
2"loomed"
3"etched"
4"perfect"
5"stomach"
6"quickened"
7"warmth"
8"whisper"
9"velvet"
10"wavering"
11"flicker"
12"glint"
13"searing"
14"beacon"
15"roaring"
16"throbbed"
17"pounding"
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
narrationSentences168
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount3
narrationSentences168
filterMatches(empty)
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences168
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen26
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans6
markdownWords34
totalWords1161
ratio0.029
matches
0"Only if you believe in fairy tales, Rory."
1"You’re imagining things."
2"Just a trick of the light."
3"Not alone. Not alone. Not alone."
4"This is just a place. Just trees and flowers and—"
5"Run."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions7
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions27
wordCount1157
uniqueNames8
maxNameDensity0.61
worstName"Rory"
maxWindowNameDensity1.5
worstWindowName"Rory"
discoveredNames
Rory7
Richmond1
Park1
Eva6
Grove7
Heartstone1
December1
Like3
persons
0"Rory"
1"Eva"
places
0"Richmond"
1"Park"
2"Grove"
3"December"
globalScore1
windowScore1
94.44% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences90
glossingSentenceCount2
matches
0"something like one—sibilant, liquid"
1"It was as if the world had paused, holding its breath"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1161
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences168
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs37
mean31.38
std24.81
cv0.791
sampleLengths
097
160
277
32
481
55
636
72
866
93
1050
114
1250
1326
1437
1510
1648
1743
1820
196
2027
2136
2238
2329
241
2555
2638
2747
284
2941
306
311
3219
3337
3413
3540
366
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences168
matches
0"was gone"
1"was gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs211
matches
0"were walking"
1"were shifting"
40.82% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount7
semicolonCount0
flaggedSentences6
totalSentences168
ratio0.036
matches
0"The path twisted, and then—there it was."
1"The wildflowers were everywhere, a riot of color in the dimness—blues, purples, golds."
2"It was a word, or something like one—sibilant, liquid."
3"The symbols—were they moving?"
4"Just trees and flowers and—*"
5"A hand—cold, smooth—brushed her wrist."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount94
adjectiveStacks0
stackExamples(empty)
adverbCount2
adverbRatio0.02127659574468085
lyAdverbCount0
lyAdverbRatio0
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences168
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences168
mean6.91
std4.94
cv0.715
sampleLengths
021
19
213
34
44
521
625
79
817
912
1012
114
126
1310
1421
159
167
173
1817
1910
202
218
2213
236
2411
256
264
276
288
2911
308
315
323
331
341
359
3610
379
383
392
4012
415
4210
433
449
4512
468
477
483
497
35.12% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats25
diversityRatio0.26785714285714285
totalSentences168
uniqueOpeners45
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount13
totalSentences137
matches
0"*Only if you believe in"
1"Then she froze."
2"Only the trees, the flowers,"
3"Then she saw it."
4"Just the trunk of an"
5"*Just a trick of the"
6"Just grooves in the bark."
7"Just her mind playing tricks."
8"Definitely a rustle."
9"Then, a glint."
10"Just trees and flowers and—*"
11"Then she was through."
12"Just the wind in the"
ratio0.095
76.93% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount49
totalSentences137
matches
0"She hesitated, her breath curling"
1"She shouldn’t be here."
2"It had led her here,"
3"She stepped through, the gate"
4"They bloom year-round in the"
5"Its crimson glow was faint,"
6"She moved forward, her trainers"
7"They formed a perfect circle,"
8"They shouldn’t be blooming in"
9"She took a breath, steadying"
10"She’d come for answers."
11"She stepped between the stones."
12"She exhaled, watching her breath"
13"It was a word, or"
14"It slithered past her ear,"
15"She spun, heart hammering, but"
16"*You’re imagining things.*"
17"She forced herself forward, into"
18"She knelt, pressing her palm"
19"She whipped her head around,"
ratio0.358
73.14% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount106
totalSentences137
matches
0"The iron gate groaned as"
1"She hesitated, her breath curling"
2"The path ahead was a"
3"She shouldn’t be here."
4"It had led her here,"
5"She stepped through, the gate"
6"The sound echoed, but the"
7"The trees loomed, their branches"
8"The air smelled of damp"
9"Wildflowers, Eva had said."
10"They bloom year-round in the"
11"Rory’s fingers tightened around the"
12"Its crimson glow was faint,"
13"She moved forward, her trainers"
14"The path twisted, and then—there"
15"The standing stones."
16"They formed a perfect circle,"
17"Moonlight spilled through the canopy,"
18"The wildflowers were everywhere, a"
19"They shouldn’t be blooming in"
ratio0.774
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences137
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences39
technicalSentenceCount1
matches
0"The grass beneath her feet was impossibly soft, as if she were walking on velvet."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags2
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
83.7297%