Run: 2026-09-02-01M1HGJ4BPDDPMYRAE1179GB3S

Run Details

Duration:
14.3s
Cost:
$0.010585
Provider:
Google AI Studio

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 autumn fog clung to Richmond Park like wet gauze, cold and smelling of rotted bracken, but the moment Rory stepped past the boundary stones, the chill died. The air inside the Grove was thick and warm, heavy with the perfume of crushed honeysuckle and damp black soil. Wildflowers grew here in November, their violet and white heads nodding in an unfelt draft beneath the canopy of ancient boughs. Aurora Carter had come looking for answers—a scrap of parchment left under the door of her flat above Silas’ bar had given specific coordinates and a time just past midnight—but as she cleared the third petrified oak trunk, the cool composure she normally relied upon began to fray. She checked her wristwatch. The second hand ticked once, stuttered backward half a space, and hung frozen between twelve and one. Rory tapped the crystal face with a thumbnail, then let her arm drop. In the Grove, time was notoriously elastic, stretched thin like spun sugar, but the absolute stillness here felt less like enchantment and more like an intake of breath before an execution. Her left thumb found the crescent-shaped scar on her inside wrist, stroking the pale ridge of skin out of old, stubborn habit. Evan used to hate when she did that, telling her it made her look jittery. She wasn't jittery. She was careful. "Anyone here?" Her voice fell flat, absorbed immediately by the moss-carpeted earth without the courtesy of an echo. Nothing answered. No night bird called; no deer broke through the underbrush. That was the first true error. Richmond was never silent. Even in the dead hours, the faint rumble of a Heathrow flight path or the hum of the South Circular usually thrummed through the soles of her boots. Here, the silence was total, a vacuum pressing hard against her eardrums until she could hear the wet slide of her own pulse behind her eyes. She stepped deeper into the ring. The massive oak pillars, bark turned silver-gray with centuries of weather, encircled the glade at uneven intervals. They were supposed to keep things out. Or keep things in. A click sounded behind her. It wasn't the dry snap of a twig. It sounded wet and deliberate, like a heavy tongue parting from the roof of a dry mouth. Rory spun on her heel, her black hair swinging across her cheek. The space between the two nearest stones was empty. The wildflowers were still upright, untouched by any footstep. Yet, as she stared into the shadows pooled beneath the roots, the darkness seemed dense, crowded at the edges of her vision. She blinked, focusing her bright blue gaze on the negative space. The moment she looked directly at the gap, there was nothing there—only gnarls of wood and patches of clover. But the second she shifted her attention toward the center of the clearing, the perimeter squirmed. It was an optical twitch, she told herself. Low light. Eye strain from twelve straight hours of navigating London traffic on a battered moped for Yu-Fei. She took a slow, even breath, counting to four on the inhale, four on the exhale. A legal defense required measurable evidence, not phantom impressions born of bad lighting. Then, a sudden warmth flared against the hollow of her throat. Rory reached under the collar of her jacket and touched the Heartstone. The thumbnail-sized crimson gem was heating up, its faint inner glow brightening from a soft ember to a feverish, bloody pulse. The silver chain felt almost hot enough to leave a mark. Her stomach dropped, the bottom falling out of her calm. The pendant didn't react to fae trickery. It didn't react to ghosts, or weather, or wild beasts. It only warmed for one thing. *A Hel portal.* "No," she whispered. The Grove was an intermediary space, caught between Earth and the Fae, nowhere near the abyssal dark. A breach here was impossible. The click came again, closer this time. It was accompanied by the sound of dragging weightnot dragging across the grass, but through the canopy above her head. Rory didn't look up immediately. Every instinct she possessed, honed through months of watching her back in alleyways and on stairwells, screamed at her that looking up would confirm whatever occupied the branches, and confirmation meant acknowledgement. She kept her chin level, her boots planted. Slowly, without making a sound, she shifted her weight back toward the perimeter, toward the ring of petrified oaks she had entered through. The trees were gone. Where the great boundary stones had stood three minutes ago, there was only a wall of gray, knotty trunks standing shoulder to shoulder, their bark fused into a seamless barrier. The grove hadn't simply shrunk; the geometry had turned in on itself. The pocket between realms had closed its seams. *Think,* she ordered herself. *Panic is useless. Panic is noise.* Above her, a leaf drifted down. It wasn't dead; it was fresh green, but its edges were black, curled and smoking as if dipped in acid. It landed on the toe of her boot and dissolved into a smear of oily grease. The warmth against her sternum became a throbbing burn. Rory clamped a hand over the Heartstone, its crimson glow seeping through the gaps between her fingers, casting long, fractured shadows across the pale grass. In the crimson light, the shadows didn't match the trees. One shadow stretched thin and impossibly tall, branching out not like wood, but like jointed limbs. It fell from the high branches directly behind her, pooling around her own silhouette until her shadow was swallowed whole. A smell followed it down—not the rot of autumn, but the suffocating, sterile reek of an open kiln, accompanied by something sweetly rancid. The sound returned, dropping lower, descending the trunk of the fused oaks with the sickeningly steady rhythm of nails drawing through wet plaster. *Tck. Tck. Tck.* It paused three feet off the ground, just behind her left shoulder. Rory felt the displaced air stir the loose strands of hair at the nape of her neck. It was cold air now—colder than the London frost she had left behind, a dead, empty chill that sucked the heat from her skin even as the Heartstone burned against her ribs. Whatever had crossed through didn't have lungs, but she could hear it shifting, adjusting itself, folding limbs that were too long into an imitation of stillness. It was waiting for her to turn around. It wanted her to see it. She didn't run. If she ran, the space would bend again, dragging her in circles while the distance between them closed to nothing. Instead, Rory lowered her hands slowly, feeling the rough weave of her coat, grounding herself in the physical reality of her body: five feet, six inches; twenty-five years old; living in a drafty flat above a pub; surviving day by day through stubborn refusal to be broken. "You're not supposed to be in the Grove," she said, her voice dropping into the low, steady cadence her father had used in the Cardiff courts to dismantle hostile witnesses. She kept her eyes fixed straight ahead on the unbroken wall of wood. The clicking stopped. For a fraction of a second, the silence broke completely, replaced by a sound she felt in the enamel of her teeth—a low, grinding vibration like two tectonic plates sliding against one another beneath the turf. The silver chain seared into her collarbone. From the corner of her eye, creeping along the edge of her peripheral vision, something pale slipped into view. It wasn't a branch. It was white, hairless, and segmented like the leg of a subterranean spider, but at the tip, pressed flat against the trunk of the oak, were five distinctly human fingernails. Rory didn't blink. She took half a step back, angling her body not away from the shape, but toward the single standing stone that still bore the faint, ancient carving of a threshold rune. The fingernails twitched, flexing against the bark, and from the black canopy overhead, something exhaled.
created_at"2026-09-02T16:52:13.823Z" 9/2/2026, 4:52:13 PM
model"google/gemini-3.8-flash-20260902"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1236
moderation_latency(null)
generation_time14230
tokens_prompt792
tokens_completion2336
native_tokens_prompt773
native_tokens_completion2668
native_tokens_completion_images0
native_tokens_reasoning941
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"
usage0.01058475
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788367933-IcsBCkrb7L9KGjfr95on"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788367933-w1QEGPQ6Tehe5n5fwMBY"
upstream_id"PVSYauG7NqS8_uMP15ahiAY"
provider_responses
0
endpoint_id"d376f781-516d-42f9-936d-46f19abca6cc"
id"PVSYauG7NqS8_uMP15ahiAY"
is_byokfalse
latency1236
model_permaslug"google/gemini-3.8-flash-20260902"
provider_name"Google AI Studio"
status200
total_cost0.01058475
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
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)
dialogueSentences3
tagDensity1
leniency1
rawRatio0
effectiveRatio0
85.20% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1351
totalAiIsmAdverbs4
found
0
adverb"slowly"
count2
1
adverb"sweetly"
count1
2
adverb"completely"
count1
highlights
0"slowly"
1"sweetly"
2"completely"
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)
40.78% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1351
totalAiIsms16
found
0
word"chill"
count2
1
word"crystal"
count1
2
word"echo"
count1
3
word"silence"
count2
4
word"pulse"
count2
5
word"navigating"
count1
6
word"warmth"
count2
7
word"stomach"
count1
8
word"abyssal"
count1
9
word"weight"
count2
10
word"fractured"
count1
highlights
0"chill"
1"crystal"
2"echo"
3"silence"
4"pulse"
5"navigating"
6"warmth"
7"stomach"
8"abyssal"
9"weight"
10"fractured"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"stomach dropped/sank"
count1
highlights
0"stomach dropped"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences96
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences96
filterMatches
0"look"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences96
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen50
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans4
markdownWords13
totalWords1344
ratio0.01
matches
0"A Hel portal."
1"Think,"
2"Panic is useless. Panic is noise."
3"Tck. Tck. Tck."
41.67% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions3
unquotedAttributions1
matches
0"It was an optical twitch, she told herself."
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions30
wordCount1303
uniqueNames16
maxNameDensity0.69
worstName"Rory"
maxWindowNameDensity1
worstWindowName"Rory"
discoveredNames
Richmond2
Park1
Rory9
Grove3
November1
Carter1
Heathrow1
South1
Circular1
London2
Yu-Fei1
Heartstone3
Hel1
Earth1
Fae1
Cardiff1
persons
0"Rory"
1"Carter"
2"Circular"
3"Heartstone"
places
0"Richmond"
1"Park"
2"Grove"
3"November"
4"London"
5"Fae"
6"Cardiff"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences73
glossingSentenceCount1
matches
0"seemed dense crowded at the edges of her vision"
0.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches4
per1kWords2.976
wordCount1344
matches
0"not dragging across the grass, but through the canopy above her head"
1"not like wood, but like jointed limbs"
2"not the rot of autumn, but the suffocating, sterile reek of an open kiln, accompanied b"
3"not away from the shape, but toward the single standing stone"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences96
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs38
mean35.37
std23.2
cv0.656
sampleLengths
028
189
221
387
418
576
634
75
825
952
1072
1129
1211
1344
1433
153
1625
1727
1845
1923
204
2150
2210
2342
2444
2536
2623
2726
2812
2975
3014
3170
3243
333
3443
3553
3634
3715
90.64% Passive voice overuse
Target: ≤2% passive sentences
passiveCount4
totalSentences96
matches
0"were supposed"
1"was accompanied"
2"were gone"
3"was swallowed"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs211
matches
0"was heating"
1"was waiting"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount6
semicolonCount6
flaggedSentences10
totalSentences96
ratio0.104
matches
0"Aurora Carter had come looking for answers—a scrap of parchment left under the door of her flat above Silas’ bar had given specific coordinates and a time just past midnight—but as she cleared the third petrified oak trunk, the cool composure she normally relied upon began to fray."
1"No night bird called; no deer broke through the underbrush."
2"The moment she looked directly at the gap, there was nothing there—only gnarls of wood and patches of clover."
3"It was accompanied by the sound of dragging weight—not dragging across the grass, but through the canopy above her head."
4"The grove hadn't simply shrunk; the geometry had turned in on itself."
5"It wasn't dead; it was fresh green, but its edges were black, curled and smoking as if dipped in acid."
6"A smell followed it down—not the rot of autumn, but the suffocating, sterile reek of an open kiln, accompanied by something sweetly rancid."
7"It was cold air now—colder than the London frost she had left behind, a dead, empty chill that sucked the heat from her skin even as the Heartstone burned against her ribs."
8"Instead, Rory lowered her hands slowly, feeling the rough weave of her coat, grounding herself in the physical reality of her body: five feet, six inches; twenty-five years old; living in a drafty flat above a pub; surviving day by day through stubborn refusal to be broken."
9"For a fraction of a second, the silence broke completely, replaced by a sound she felt in the enamel of her teeth—a low, grinding vibration like two tectonic plates sliding against one another beneath the turf."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount94
adjectiveStacks0
stackExamples(empty)
adverbCount1
adverbRatio0.010638297872340425
lyAdverbCount0
lyAdverbRatio0
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences96
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences96
mean14
std10.16
cv0.726
sampleLengths
028
120
221
348
44
517
613
731
822
915
103
113
1218
132
1410
156
164
1728
1826
196
2017
217
224
235
248
2517
2612
279
289
2922
3011
3119
3216
338
342
3516
3616
3713
3811
3912
4021
4111
4210
437
4410
456
463
473
4817
495
52.43% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats13
diversityRatio0.3958333333333333
totalSentences96
uniqueOpeners38
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences90
matches
0"Then, a sudden warmth flared"
1"Slowly, without making a sound,"
2"Instead, Rory lowered her hands"
ratio0.033
86.67% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount30
totalSentences90
matches
0"She checked her wristwatch."
1"Her left thumb found the"
2"She wasn't jittery."
3"She was careful."
4"Her voice fell flat, absorbed"
5"She stepped deeper into the"
6"They were supposed to keep"
7"It wasn't the dry snap"
8"It sounded wet and deliberate,"
9"She blinked, focusing her bright"
10"It was an optical twitch,"
11"She took a slow, even"
12"Her stomach dropped, the bottom"
13"It didn't react to ghosts,"
14"It only warmed for one"
15"It was accompanied by the"
16"She kept her chin level,"
17"It wasn't dead; it was"
18"It landed on the toe"
19"It fell from the high"
ratio0.333
54.44% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount73
totalSentences90
matches
0"The autumn fog clung to"
1"The air inside the Grove"
2"Wildflowers grew here in November,"
3"Aurora Carter had come looking"
4"She checked her wristwatch."
5"The second hand ticked once,"
6"Rory tapped the crystal face"
7"Her left thumb found the"
8"Evan used to hate when"
9"She wasn't jittery."
10"She was careful."
11"Her voice fell flat, absorbed"
12"That was the first true"
13"Richmond was never silent."
14"Here, the silence was total,"
15"She stepped deeper into the"
16"The massive oak pillars, bark"
17"They were supposed to keep"
18"A click sounded behind her."
19"It wasn't the dry snap"
ratio0.811
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount3
totalSentences90
matches
0"Even in the dead hours,"
1"Yet, as she stared into"
2"If she ran, the space"
ratio0.033
75.47% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences53
technicalSentenceCount5
matches
0"It wasn't dead; it was fresh green, but its edges were black, curled and smoking as if dipped in acid."
1"Rory clamped a hand over the Heartstone, its crimson glow seeping through the gaps between her fingers, casting long, fractured shadows across the pale grass."
2"It was cold air now—colder than the London frost she had left behind, a dead, empty chill that sucked the heat from her skin even as the Heartstone burned again…"
3"Whatever had crossed through didn't have lungs, but she could hear it shifting, adjusting itself, folding limbs that were too long into an imitation of stillnes…"
4"Instead, Rory lowered her hands slowly, feeling the rough weave of her coat, grounding herself in the physical reality of her body: five feet, six inches; twent…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags4
uselessAdditionCount0
matches(empty)
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags2
fancyCount1
fancyTags
0"she whispered (whisper)"
dialogueSentences3
tagDensity0.667
leniency1
rawRatio0.5
effectiveRatio0.5
80.9101%