Run: 2026-03-18-01KM07Q34EK7MWAEPR076KS131

Run Details

Duration:
17.4s
Cost:
$0.001264
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 through the bramble line where the path should have been, the branches clawing at her thighs like skeletal fingers. The evening air in Richmond Park carried the damp scent of earth and fallen leaves, but beneath it lurked something else—something metallic and faintly sweet, like old pennies left too long in the rain. She adjusted the strap of her delivery bag, the insulated lunch carrier slapping against her hip as she stepped deeper into the trees. The grove wasn’t on any map. That was the point. And Eva had been so insistent. *You have to see it for yourself. It’s not something you just see in pictures.* Her trainers crunched over brittle twigs. Somewhere in the distance, an owl called—too abrupt, too clear. Then another answered. But the sound was wrong. It wasn’t a hoot. It was a human whisper, wet and guttural, rising from somewhere below. She froze, heart kicking against her ribs. No. She’d imagined it. Moonlight fractured through the canopy like splintered glass onto a carpet of moss and pine needles. The air felt heavier here, not just thick with humidity but dense, as if the very atmosphere had been woven into a second skin. She reached into her jacket pocket and pulled out her phone. One bar of signal. Enough for GPS. A blue dot pulsed on the screen—*You Are Here.* She laughed once, shaky, and stepped forward again. That’s when she saw the standing stones. Three towering oaks arranged in a rough triangle, their bark blackened and carved with spirals that spiraled inward like traps. No—like eyes. Eyes watching without lids. The stones didn’t just stand. They *leaned*, just slightly, as if pulled earthward by an unseen weight. Between them, the air shimmered. Not like heat haze. Like a curtain barely parted, revealing something on the other side—something darker. Rory’s breath hitched. She knew this place. She’d heard the name whispered in dreams when she was a child. *Isolde’s grove.* Eva had said it like it was a sanctuary. But nothing that looked like this could be safe. She lifted her foot to take another step—and the ground moved beneath her. Not shifted. Not settled. It *breathed.* A slow, living sigh through the soil, like the earth exhaled and then held still again. She stumbled back, boots sinking into the loam. The pendant beneath her shirt grew warm against her sternum. The Heartstone. She hadn’t even realized she’d put it on this morning. Eva must have slipped it into her bag when she wasn’t looking. The pulse beneath her skin synchronized with the faint inner glow of the gem—deep crimson, like dried blood caught in amber. It throbbed once, twice. A warning. The whisper came again. Closer. This time, she identified it not as sound but as *pressure*—a presence pressing into the cavity of her skull, a voice shaped from silence and breath. *You shouldn’t be here.* Rory spun. Nothing. The trees stood still. The stones were still. But the air hummed, a frequency just below hearing, like a violin string tightened beyond sight. She exhaled, trying to steady herself. “Eva?” Her voice sounded small and brittle. “If this is some kind of joke—” A laugh drifted from beyond the stones. Not Eva. Not human. Something that imitated laughter poorly, as if mimicking a memory it had stolen. She squared her shoulders, forced herself forward despite the ice in her veins. Eva had sounded desperate on the phone. Something about *portals* and *Hel gates*. Rory had laughed it off. She’d come to debunk it, to prove it was just stress and superstition. But superstition has a way of becoming real when you’re standing between standing stones that shouldn’t exist. The clearing beyond the triangle was small—maybe twenty paces across. In the center stood a single yew tree, its branches clawing upward like skeletal hands trying to drag the sky down. Beneath it, the ground was bare, the moss scraped away as if something had been dragged across it. Freshly. Glistening. Rory knelt. Dirt. Not earth. *Dirt.* Loose, dark, speckled with something shiny—tiny fragments like glass or bone. She rubbed a pinch between her fingers and recoiled. It smelled like copper and burnt sugar. Then she heard the breathing. A slow inhale from behind her. A wet, ragged sound, like a lung filling with fluid. She didn’t turn. Couldn’t. Her spine locked into place, muscles screaming in protest. *Bad idea to stay still.* She forced herself to rise, slowly, then pivot. Nothing. Except—yes. There. A shape. A darkness darker than the night. It clung to the trunk of the yew, a blot of absence, shifting independently of the wind. Patches of pale glimmered—teeth? Fingers?—before the thing melted back into shadow. It wasn’t solid. It wasn’t *there.* But it saw her. The pendant burned now, a searing point against her chest. The glow intensified, crimson bleeding into the air like dye in water. The shadows hissed. A sound like tearing fabric rose from nowhere, a guttural, choking noise. She staggered back, nearly tripping over a root. Her delivery bag slipped from her shoulder and hit the ground. The insulated container clattered open. The smell of sweet and sour chow mein hit the air. The scent of the living, the recent, the *edible.* The shadow *lunged.* Not toward her. Toward the food. It flowed like ink across the grass, condensing into a hunched, emaciated thing with too many joints, its skin stretched over bone like parchment. It didn’t have a face—just a smooth plane of stretched skin, until it opened its mouth too wide, a vertical slit filled with needle teeth. It snatched the container, overturning it, and began to feed—not with hands, but with tendrils of black vapor that unraveled from its limbs and dipped into the food like rakes into soil. Rory stood frozen, her breath shallow. *It’s feeding on the scent.* She realized with dreadful clarity. It wasn’t alive in a way she understood. It was a hunger given shape. A shadow wrapped around an appetite. The creature paused. Lifted its smooth head. Sniffed the air—her direction. The pendant pulsed once, violently, like a heartbeat. A pulse of light burst outward, a ripple in the darkness. The creature recoiled, hissing, dissolving back into the yew’s trunk like smoke. The air filled with a new sound—distant, rhythmic, like wings. Not birds. Not leaves. Something heavier. Something approaching. She had seconds. Rory turned and ran. Branches lashed at her face. Roots crisscrossed the path like tripwires. She leapt over a fallen log and nearly screamed—its bark was peeling back in strips, revealing something pale and squirming beneath. Not wood. Not anymore. She dove between the standing stones, gasping, and the air behind her *snapped* shut with a sound like tearing silk. The pressure in her skull vanished. The wrongness lessened—but didn’t disappear. The pendant still glowed faintly in her palm. She looked down. The Heartstone wasn’t just pulsing now. It was *laughing.* A deep, resonant vibration, one she felt more than heard in her bones. The gem began to pull at her skin, as if wanting to be closer to the portal. She wanted to tear it off. To throw it into the darkness. But it was fused now—not physically, but with something deeper. Dread coiled in her gut. Eva hadn’t given her the pendant. No one had. She’d found it weeks ago on the floor of her flat, wrapped in silk, resting on her pillow. She’d assumed it was a gift. A joke. A mistake. But Eva had known. Somehow. A twig snapped in the darkness beyond the stones. Not human. Not alive in any way she recognized. Rory backed away, into the trees, into the mundane normalcy of Richmond Park at dusk. The ugliness of the city—traffic, streetlights, the hum of human life—felt like a shield. She clutched the pendant through her shirt, feeling its warmth, its insistence. She needed answers. Now. She pulled out her phone. No signal. No time for that. Eva lived in a council flat in Tooting. Rory had memorized the route: head east through the park, cross the green, take the High Street toward the station. Simple. Safe. She broke into a run again, boots pounding the path, lungs burning. Behind her, the grove was silent. But she could *feel* it watching. Waiting. And something in the darkness below was still hungry.
created_at"2026-03-18T10:26:30.173Z" 3/18/2026, 10:26:30 AM
model"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency408
moderation_latency(null)
generation_time17280
tokens_prompt812
tokens_completion2183
native_tokens_prompt776
native_tokens_completion1912
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)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.0012636
router(null)
provider_responses
0
endpoint_id"f5ed6283-4e17-457d-98cd-2ec0c318171d"
id"44262ed6e7d2428b8067f9cf700e4686"
is_byokfalse
latency408
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-1773829590-7DcFmpcNwN7Iv1eEHIxe"
upstream_id"44262ed6e7d2428b8067f9cf700e4686"
total_cost0.0012636
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
totalTags1
adverbTagCount0
adverbTags(empty)
dialogueSentences2
tagDensity0.5
leniency1
rawRatio0
effectiveRatio0
89.38% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1412
totalAiIsmAdverbs3
found
0
adverb"very"
count1
1
adverb"slightly"
count1
2
adverb"slowly"
count1
highlights
0"very"
1"slightly"
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)
25.64% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1412
totalAiIsms21
found
0
word"whisper"
count2
1
word"fractured"
count1
2
word"pulsed"
count2
3
word"weight"
count1
4
word"shimmered"
count1
5
word"sanctuary"
count1
6
word"pulse"
count2
7
word"synchronized"
count1
8
word"throbbed"
count1
9
word"silence"
count1
10
word"glistening"
count1
11
word"searing"
count1
12
word"rhythmic"
count1
13
word"silk"
count2
14
word"normalcy"
count1
15
word"warmth"
count1
16
word"pounding"
count1
highlights
0"whisper"
1"fractured"
2"pulsed"
3"weight"
4"shimmered"
5"sanctuary"
6"pulse"
7"synchronized"
8"throbbed"
9"silence"
10"glistening"
11"searing"
12"rhythmic"
13"silk"
14"normalcy"
15"warmth"
16"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
narrationSentences177
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount2
narrationSentences177
filterMatches(empty)
hedgeMatches
0"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences178
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen35
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans18
markdownWords47
totalWords1394
ratio0.034
matches
0"You have to see it for yourself. It’s not something you just see in pictures."
1"You Are Here."
2"leaned"
3"Isolde’s grove."
4"breathed."
5"pressure"
6"You shouldn’t be here."
7"portals"
8"Hel gates"
9"Dirt."
10"Bad idea to stay still."
11"there."
12"edible."
13"lunged."
14"It’s feeding on the scent."
15"snapped"
16"laughing."
17"feel"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions3
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions28
wordCount1386
uniqueNames10
maxNameDensity0.65
worstName"Rory"
maxWindowNameDensity1.5
worstWindowName"Eva"
discoveredNames
Richmond2
Park2
Eva8
Are1
Heartstone2
Rory9
Loose1
Tooting1
High1
Street1
persons
0"Eva"
1"Are"
2"Rory"
places
0"Richmond"
1"Park"
2"Tooting"
3"High"
4"Street"
globalScore1
windowScore1
22.45% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences98
glossingSentenceCount5
matches
0"looked like this could be safe"
1"as if mimicking a memory it had stolen"
2"smelled like copper and burnt sugar"
3"as if wanting to be closer to the portal"
4"felt like a shield"
0.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches4
per1kWords2.869
wordCount1394
matches
0"not just thick with humidity but dense, as if the very atmosphere had been woven into a secon"
1"not as sound but as *pressure*"
2"not with hands, but with tendrils of black vapor"
3"not physically, but with something deeper"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences178
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs49
mean28.45
std23.97
cv0.843
sampleLengths
0109
147
24
375
47
564
639
713
864
927
105
1126
124
1327
1420
1524
1644
1717
1851
1933
205
2129
225
238
241
2548
2637
2744
283
2987
3036
3111
3231
3318
343
354
3636
3739
383
3939
4064
415
4218
4341
444
4511
4630
4725
489
99.32% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences177
matches
0"been woven"
1"been dragged"
2"was fused"
89.35% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs241
matches
0"wasn’t looking"
1"was peeling"
2"wasn’t just pulsing"
3"was *laughing"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount22
semicolonCount0
flaggedSentences21
totalSentences178
ratio0.118
matches
0"The evening air in Richmond Park carried the damp scent of earth and fallen leaves, but beneath it lurked something else—something metallic and faintly sweet, like old pennies left too long in the rain."
1"Somewhere in the distance, an owl called—too abrupt, too clear."
2"A blue dot pulsed on the screen—*You Are Here.* She laughed once, shaky, and stepped forward again."
3"No—like eyes."
4"Like a curtain barely parted, revealing something on the other side—something darker."
5"She lifted her foot to take another step—and the ground moved beneath her."
6"The pulse beneath her skin synchronized with the faint inner glow of the gem—deep crimson, like dried blood caught in amber."
7"This time, she identified it not as sound but as *pressure*—a presence pressing into the cavity of her skull, a voice shaped from silence and breath."
8"The clearing beyond the triangle was small—maybe twenty paces across."
9"*Dirt.* Loose, dark, speckled with something shiny—tiny fragments like glass or bone."
10"Except—yes."
11"Patches of pale glimmered—teeth?"
12"Fingers?—before the thing melted back into shadow."
13"It didn’t have a face—just a smooth plane of stretched skin, until it opened its mouth too wide, a vertical slit filled with needle teeth."
14"It snatched the container, overturning it, and began to feed—not with hands, but with tendrils of black vapor that unraveled from its limbs and dipped into the food like rakes into soil."
15"Sniffed the air—her direction."
16"The air filled with a new sound—distant, rhythmic, like wings."
17"She leapt over a fallen log and nearly screamed—its bark was peeling back in strips, revealing something pale and squirming beneath."
18"The wrongness lessened—but didn’t disappear."
19"But it was fused now—not physically, but with something deeper."
20"The ugliness of the city—traffic, streetlights, the hum of human life—felt like a shield."
95.74% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1404
adjectiveStacks0
stackExamples(empty)
adverbCount63
adverbRatio0.04487179487179487
lyAdverbCount12
lyAdverbRatio0.008547008547008548
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences178
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences178
mean7.83
std6.4
cv0.817
sampleLengths
021
134
223
36
44
56
67
78
86
910
103
115
124
1312
147
151
163
1716
1824
1911
204
213
2217
237
2420
252
264
275
2812
295
304
3112
323
334
3412
3511
369
3713
382
392
4018
418
4210
432
4410
4512
4621
474
482
494
33.71% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats29
diversityRatio0.29775280898876405
totalSentences178
uniqueOpeners53
94.56% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences141
matches
0"Somewhere in the distance, an"
1"Then another answered."
2"Then she heard the breathing."
3"Fingers?—before the thing melted back"
ratio0.028
78.16% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount50
totalSentences141
matches
0"She adjusted the strap of"
1"*You have to see it"
2"It’s not something you just"
3"Her trainers crunched over brittle"
4"It wasn’t a hoot."
5"It was a human whisper,"
6"She froze, heart kicking against"
7"She’d imagined it."
8"She reached into her jacket"
9"They *leaned*, just slightly, as"
10"She knew this place."
11"She’d heard the name whispered"
12"She lifted her foot to"
13"It *breathed.* A slow, living"
14"She stumbled back, boots sinking"
15"She hadn’t even realized she’d"
16"It throbbed once, twice."
17"*You shouldn’t be here.*"
18"She exhaled, trying to steady"
19"Her voice sounded small and"
ratio0.355
69.93% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount110
totalSentences141
matches
0"Rory pushed through the bramble"
1"The evening air in Richmond"
2"She adjusted the strap of"
3"The grove wasn’t on any"
4"That was the point."
5"*You have to see it"
6"It’s not something you just"
7"Her trainers crunched over brittle"
8"It wasn’t a hoot."
9"It was a human whisper,"
10"She froze, heart kicking against"
11"She’d imagined it."
12"Moonlight fractured through the canopy"
13"The air felt heavier here,"
14"She reached into her jacket"
15"A blue dot pulsed on"
16"That’s when she saw the"
17"Eyes watching without lids."
18"The stones didn’t just stand."
19"They *leaned*, just slightly, as"
ratio0.78
35.46% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences141
matches
0"To throw it into the"
ratio0.007
90.91% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences55
technicalSentenceCount4
matches
0"The air felt heavier here, not just thick with humidity but dense, as if the very atmosphere had been woven into a second skin."
1"But superstition has a way of becoming real when you’re standing between standing stones that shouldn’t exist."
2"In the center stood a single yew tree, its branches clawing upward like skeletal hands trying to drag the sky down."
3"It snatched the container, overturning it, and began to feed—not with hands, but with tendrils of black vapor that unraveled from its limbs and dipped into the …"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags1
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
80.8197%