Run: 2026-03-18-01KM0AT5XBZ0NEBTNNN164R1DT

Run Details

Duration:
41.1s
Cost:
$0.003484
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 night swallowed Richmond Park whole. The usual hum of traffic from the A3, the distant wail of sirens, the drunken laughter of students staggering home from the pub—all of it ended abruptly at the tree line. Rory Carter stood at the edge of the copse, her boots sinking slightly into damp earth. The air smelled of crushed nettles and something older, something metallic and sweet like rust mixed with rotting fruit. She exhaled, a visible cloud in the cold September air, and checked her watch. 11:47 PM. She'd been walking for forty minutes from the bus stop at Sheen Gate. The last bus had already trundled past without stopping, its headlights cutting through the dark like a blade. A shiver ran down her spinenot from the cold, but from the sense that the trees were leaning in. Watching. She adjusted the strap of her messenger bag, fingers brushing the silver chain of the pendant beneath her shirt. It burned against her breastbone. Not hot enough to hurt, but warm enough to prickle. The Heartstone didn’t do that unless it was close to a Hel portal. And Hel portals didn’t open in places like this. Not unless someone had torn a hole and left it gaping. Rory took a step forward. The ground beneath her feet shifted slightly, as if the soil itself had exhaled. Dead leaves skittered across the path in a sudden gust—except there was no wind. The air was still. Too still. Even the moths that usually battered themselves against streetlights had vanished. She pulled the pendant out from under her shirt. The crimson stone pulsed once, then steadied, a slow, rhythmic throb like a heartbeat. Deep inside the grove, something invisible clicked into place. Okay. So. Not her imagination. That was good. Also, terrifying. The standing stones rose from the earth ahead, four mighty oaks arranged in a rough circle, their bark dark with age. At their bases, moss grew in spirals, thick and glistening as if perpetually damp. Rory had been here once before, years ago when Eva had dragged her to a "Fae rave" that had devolved into Eva attempting to flirt with a man who’d later tried to steal her wallet. Now, the stones looked different. Sharper. The angles between trunk and branch didn’t match natural growth. One of the stones seemed to tilt slightly, its curve pulling the corner of Rory’s eye. When she blinked, it snapped back to normal. She swallowed. "Right," she muttered. "Hel portal. Fae Grove. Time goes wonky here." She stepped past the first stone. The air pressure dropped. The world seemed to sigh around her. The noise from the outside world—so absent already—melted away entirely, leaving only silence, a deep, resonant quiet. Then, a whisper. Not words. A sound like dry leaves dragged over gravel. It came from everywhere and nowhere. Rory spun. No one. Just trees. Trees that shouldn’t have leaves at this time of year—yet they did, waxy and green and clustered in bunches like overripe fruit. She walked deeper. The ground sloped upward. The trees closed in. Their trunks weren’t just tall—they were proportionally wrong, too wide at the bottom, too narrow at the top, their bark peeling in sheets that fluttered like pages from an old book. The wildflowers bloomed crimson and black in the moonlight, their petals curling inward, stroking something inside Rory that wanted to scream. A twig snapped behind her. She whipped around. A low branch, half-rotted, had broken off and fallen to the ground. It hadn’t made a sound falling. That wasn’t possible. The pendant pulsed faster. A low chuckle slithered through the undergrowth, wet and slow. It coiled around her ankles like a rope. Rory’s breath hitched. She forced herself to exhale, slow and even. "You’re imagining things," she told herself. "It’s the pendant. The grove. It’s messing with you." But she knew better. This wasn’t her imagination. It was worse. She moved quickly now, hands shoved into the pockets of her leather jacket. She was being watched. She could feel it, the prickle between her shoulder blades like needle-teeth. She counted the stones as she passed—four, five—wait, no. There were six stones. Six standing oaks in the circle. But she’d only counted four just now. She stopped. Her breath came out in shallow bursts. The grove had four stones when she arrived. Now it had six. And two of them weren’t oaks. They were yews, their bark striped in red and silver, glistening wetly. The yews had no business being in a grove in Richmond Park. And they certainly didn’t belong in a Fae-touched pocket—unless someone had altered the geography. Again. Another sound. A soft laugh. Not a human laugh. Too melodic. Too cruel. Rory’s pulse jackhammered in her throat. "Who’s there?" Her voice came out steady. Too steady. Rehearsed. Like she’d practiced this moment in her sleep. No answer. Only the whispering leaves. She unzipped her jacket and pulled the pendant free. The crimson light flickered erratically, casting jagged shadows on the bark around her. The silver chain trembled. The air around the pendant wavered, like heat rising off tarmac. Something moved in the corner of her vision. A figure. Tall. Too thin. Clothed in something that wasn’t cloth—more like woven shadow. It stood between two trees, its arms too long, its hands dangling past its knees. It turned its head. Rory saw a flash of teeth—needle-pointed, glinting silver in the moonlight. Then it was gone. Her stomach lurched. She blinked rapidly. The figure hadn’t vanished. It had *liquefied*, sinking into the trunk of a yew like ink into water. The bark rippled. There was a face in the wood now—a mouth stretched too wide, eyes black and bottomless. Hel hell. The pendant burned against her skin. She stuffed it back into her shirt and broke into a run up the slope. The trees leaned toward her, branches like grasping fingers. The ground seemed to shift underfoot—one step forward, then a half-step back. Time stuttered. She reached the center of the grove. A ring of mushrooms grew in a perfect circle where the earth was bare. Their caps pulsed faintly, as if breathing. In the middle of the ring stood a pool of water. Not a pool—a mirror. A dark, oil-slick mirror that reflected nothing. Not trees. Not sky. Nothing. But when Rory leaned forward, she saw herself in it. Pale. Terrified. And behind her reflection, something moved. A shape. Shapeless. Hungry. She tore her gaze away. From somewhere deep in the grove, a chime rang out. Not a bell. Not a gong. A series of notes, high and clear, like wind chimes made from bone. They echoed through the trees, each note hanging in the air longer than natural sound should allow. The notes wove together into a tune—Irish, maybe. A lament. Her father’s voice rose in her memory: *Aurora, fear isn’t the absence of logic. It’s the presence of the unknown. And the unknown isn’t wrong to be afraid.* But she wasn’t a child anymore. She had a rule: if something looked like it wanted to eat you, assume it did. She backed away from the mirror-pool. The water rippled outward in concentric waves, though there was no wind. The ripples carried fragrances—saltwater, rotting kelp, something sulfurous. The reflection in the pool warped. Her own face stretched sideways, then smoothed into something else entirely. A woman with skin like moonlight and hair that moved as if underwater. "Rory," the reflection said. Her voice was Eva’s. But Eva wasn’t here. Eva was in Cardiff, sleeping off another night of cheap wine and bad decisions. The reflection smiled. Its teeth were red. Rory’s hand closed around the pendant again. The light blazed crimson, casting a bloody glow over everything. The words came out before she could stop them: "Shut up." The trees shuddered. One of the stones split down the middle with a sound like a gunshot. Sap oozed from the crack, thick and dark. The reflection in the pool didn’t move. But the girl in the water wasn’t Rory anymore. She had Eva’s face. Eva’s voice. And she reached out, pressing her palm against the glass of the pool. The water obeyed. It rose. Like a living thing, like a curtain being drawn aside, the pool’s surface peeled back. Black fluid surged upward, coiling into the shape of a woman. Tall. Elegant. Clad in a dress that wasn’t a dress—more like a suggestion of fabric, shimmering silver-blue. It was Isolde. Rory knew that name. Eva had whispered it in her sleep once, after too much mead. Isolde of the Hollow Court. Queen of the waning light. Something Rory had never believed in—until now. Isolde smiled. Her teeth were pearl-white and sharp. "Welcome back, little thief," she said. "Did you miss me?" Rory’s breath came in sharp gasps. She forced herself to speak, though her throat was dry. "I didn’t steal anything from you." Isolde tilted her head. The movement was wrong—too smooth, like a marionette with its strings pulled too tight. "Oh, but you did. The pendant. The Heartstone. Stolen from Dymas’ vault. Smuggled through two worlds. And now you bring it home." Rory’s fingers tightened on the chain. "I didn’t steal it. Someone gave it to me." Isolde laughed. The sound was like breaking glass. "Gave? No. It chose you. Just as the grove has chosen you tonight." The grove itself seemed to lean in, the air thickening. The wildflowers tilted toward Rory, their stems bending like fingers. The mushrooms in the circle glowed faintly red. Isolde stepped closer. Her feet didn’t touch the ground. "Time moves slowly here, Aurora. An hour in the grove can be a lifetime elsewhere. Your little heart will slow. Your lungs will forget how to breathe. And when you finally cease, when you are still and cold and empty—then I will take the Heartstone. And you will be mine." Rory’s mind raced. Escape. Lie. Negotiate. But the terror had burned away thought. She was alone. The pendant was warm. The grove was alive. And time was already slipping. The last thing she saw before the world went sideways was Isolde’s smile widening, her teeth stretching, her eyes turning black. Then the darkness took Rory, and the grove swallowed her whole.
created_at"2026-03-18T11:20:37.049Z" 3/18/2026, 11:20:37 AM
model"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency436
moderation_latency(null)
generation_time41015
tokens_prompt812
tokens_completion6345
native_tokens_prompt776
native_tokens_completion5612
native_tokens_completion_images(null)
native_tokens_reasoning3688
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.0034836
router(null)
provider_responses
0
endpoint_id"f5ed6283-4e17-457d-98cd-2ec0c318171d"
id"ad156232b9c94588aac219c3a1cf7237"
is_byokfalse
latency429
model_permaslug"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
provider_name"Mistral"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773832837-5IlytrBlRlzk8x9hFqB6"
upstream_id"ad156232b9c94588aac219c3a1cf7237"
total_cost0.0034836
cache_discount(null)
upstream_inference_cost0
provider_name"Mistral"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags7
adverbTagCount0
adverbTags(empty)
dialogueSentences15
tagDensity0.467
leniency0.933
rawRatio0
effectiveRatio0
85.58% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1734
totalAiIsmAdverbs5
found
0
adverb"slightly"
count3
1
adverb"quickly"
count1
2
adverb"slowly"
count1
highlights
0"slightly"
1"quickly"
2"slowly"
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)
33.68% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1734
totalAiIsms23
found
0
word"down her spine"
count1
1
word"pulsed"
count3
2
word"rhythmic"
count1
3
word"throb"
count1
4
word"glistening"
count2
5
word"silence"
count1
6
word"whisper"
count1
7
word"fluttered"
count1
8
word"could feel"
count1
9
word"pulse"
count1
10
word"flickered"
count1
11
word"trembled"
count1
12
word"wavered"
count1
13
word"glinting"
count1
14
word"stomach"
count1
15
word"lurched"
count1
16
word"perfect"
count1
17
word"echoed"
count1
18
word"raced"
count1
19
word"the last thing"
count1
highlights
0"down her spine"
1"pulsed"
2"rhythmic"
3"throb"
4"glistening"
5"silence"
6"whisper"
7"fluttered"
8"could feel"
9"pulse"
10"flickered"
11"trembled"
12"wavered"
13"glinting"
14"stomach"
15"lurched"
16"perfect"
17"echoed"
18"raced"
19"the last thing"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"shiver down spine"
count1
highlights
0"A shiver ran down her spine"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences215
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount5
narrationSentences215
filterMatches
0"watch"
hedgeMatches
0"tried to"
1"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences223
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen51
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans2
markdownWords22
totalWords1712
ratio0.013
matches
0"liquefied"
1"Aurora, fear isn’t the absence of logic. It’s the presence of the unknown. And the unknown isn’t wrong to be afraid."
83.33% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions6
unquotedAttributions1
matches
0"When she blinked, it snapped back to normal."
50.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions51
wordCount1576
uniqueNames16
maxNameDensity1.21
worstName"Rory"
maxWindowNameDensity3.5
worstWindowName"Rory"
discoveredNames
Richmond2
Park2
Carter1
September1
Sheen1
Gate1
Heartstone1
Hel3
Eva8
Rory19
Fae-touched1
Irish1
Cardiff1
Isolde7
Hollow1
Court1
persons
0"Carter"
1"Heartstone"
2"Eva"
3"Rory"
4"Isolde"
places
0"Richmond"
1"Park"
2"Sheen"
3"Hel"
4"Fae-touched"
5"Cardiff"
6"Hollow"
7"Court"
globalScore0.897
windowScore0.5
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences113
glossingSentenceCount2
matches
0"as if breathing"
1"looked like it wanted to eat you, assume"
83.18% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches2
per1kWords1.168
wordCount1712
matches
0"not from the cold, but from the sense"
1"Not hot enough to hurt, but warm enough to prickle"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences223
matches
0"knew that name"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs58
mean29.52
std24.45
cv0.828
sampleLengths
0119
120
267
350
432
510
6110
72
811
96
1031
1144
123
1360
145
1524
164
1744
1811
1964
2057
2113
2224
236
2437
258
2648
2743
282
2944
307
3148
3222
335
3456
3528
3622
3756
3826
397
4028
4125
4235
433
4445
4536
468
4710
4822
4940
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences215
matches
0"was gone"
1"being drawn"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs278
matches
0"were leaning"
1"was being"
2"was like breaking"
3"was already slipping"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount21
semicolonCount0
flaggedSentences18
totalSentences223
ratio0.081
matches
0"The usual hum of traffic from the A3, the distant wail of sirens, the drunken laughter of students staggering home from the pub—all of it ended abruptly at the tree line."
1"A shiver ran down her spine—not from the cold, but from the sense that the trees were leaning in."
2"Dead leaves skittered across the path in a sudden gust—except there was no wind."
3"The noise from the outside world—so absent already—melted away entirely, leaving only silence, a deep, resonant quiet."
4"Trees that shouldn’t have leaves at this time of year—yet they did, waxy and green and clustered in bunches like overripe fruit."
5"Their trunks weren’t just tall—they were proportionally wrong, too wide at the bottom, too narrow at the top, their bark peeling in sheets that fluttered like pages from an old book."
6"She counted the stones as she passed—four, five—wait, no."
7"And they certainly didn’t belong in a Fae-touched pocket—unless someone had altered the geography."
8"Clothed in something that wasn’t cloth—more like woven shadow."
9"Rory saw a flash of teeth—needle-pointed, glinting silver in the moonlight."
10"There was a face in the wood now—a mouth stretched too wide, eyes black and bottomless."
11"The ground seemed to shift underfoot—one step forward, then a half-step back."
12"Not a pool—a mirror."
13"The notes wove together into a tune—Irish, maybe."
14"The ripples carried fragrances—saltwater, rotting kelp, something sulfurous."
15"Clad in a dress that wasn’t a dress—more like a suggestion of fabric, shimmering silver-blue."
16"Something Rory had never believed in—until now."
17"The movement was wrong—too smooth, like a marionette with its strings pulled too tight."
91.93% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1605
adjectiveStacks0
stackExamples(empty)
adverbCount79
adverbRatio0.049221183800623056
lyAdverbCount19
lyAdverbRatio0.011838006230529595
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences223
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences223
mean7.68
std6.46
cv0.841
sampleLengths
06
131
216
319
414
52
613
718
819
91
1019
115
1210
1313
149
1511
165
1714
1814
194
202
2111
229
2314
249
251
261
273
283
292
3021
3114
3235
335
341
3510
3616
378
382
393
408
416
424
437
4417
453
462
478
486
492
41.70% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats22
diversityRatio0.3094170403587444
totalSentences223
uniqueOpeners69
98.04% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences170
matches
0"Even the moths that usually"
1"Then, a whisper."
2"Only the whispering leaves."
3"Then it was gone."
4"Then the darkness took Rory,"
ratio0.029
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount46
totalSentences170
matches
0"She exhaled, a visible cloud"
1"She'd been walking for forty"
2"She adjusted the strap of"
3"It burned against her breastbone."
4"She pulled the pendant out"
5"She stepped past the first"
6"It came from everywhere and"
7"She walked deeper."
8"Their trunks weren’t just tall—they"
9"She whipped around."
10"It hadn’t made a sound"
11"It coiled around her ankles"
12"She forced herself to exhale,"
13"she told herself"
14"It was worse."
15"She moved quickly now, hands"
16"She was being watched."
17"She could feel it, the"
18"She counted the stones as"
19"Her breath came out in"
ratio0.271
83.53% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount128
totalSentences170
matches
0"The night swallowed Richmond Park"
1"The usual hum of traffic"
2"Rory Carter stood at the"
3"The air smelled of crushed"
4"She exhaled, a visible cloud"
5"She'd been walking for forty"
6"The last bus had already"
7"A shiver ran down her"
8"She adjusted the strap of"
9"It burned against her breastbone."
10"The Heartstone didn’t do that"
11"Rory took a step forward."
12"The ground beneath her feet"
13"The air was still."
14"She pulled the pendant out"
15"The crimson stone pulsed once,"
16"That was good."
17"The standing stones rose from"
18"Rory had been here once"
19"The angles between trunk and"
ratio0.753
58.82% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences170
matches
0"Now, the stones looked different."
1"Now it had six."
ratio0.012
65.93% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences65
technicalSentenceCount7
matches
0"The last bus had already trundled past without stopping, its headlights cutting through the dark like a blade."
1"At their bases, moss grew in spirals, thick and glistening as if perpetually damp."
2"Trees that shouldn’t have leaves at this time of year—yet they did, waxy and green and clustered in bunches like overripe fruit."
3"Their trunks weren’t just tall—they were proportionally wrong, too wide at the bottom, too narrow at the top, their bark peeling in sheets that fluttered like p…"
4"The wildflowers bloomed crimson and black in the moonlight, their petals curling inward, stroking something inside Rory that wanted to scream."
5"Clad in a dress that wasn’t a dress—more like a suggestion of fabric, shimmering silver-blue."
6"The last thing she saw before the world went sideways was Isolde’s smile widening, her teeth stretching, her eyes turning black."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount0
matches(empty)
83.33% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount1
fancyTags
0"she muttered (mutter)"
dialogueSentences15
tagDensity0.267
leniency0.533
rawRatio0.25
effectiveRatio0.133
85.3023%