Run: 2026-07-09-01KX409M8TJ3VZS6KMMVSWJZPG

Run Details

Duration:
22.8s
Cost:
$0.030265
Provider:
OpenAI

Model input

System
You are an expert fiction writer. Always keep the following rules in mind: - Write in past tense and use General English spelling, grammar, and colloquialisms/slang. - Write in active voice - Always follow the "show, don't tell" principle. - Avoid adverbs and cliches and overused/commonly used phrases. Aim for fresh and original descriptions. - Convey events and story through dialogue. - Mix short, punchy sentences with long, descriptive ones. Drop fill words to add variety. - Skip "he/she said said" dialogue tags and convey people's actions or face expressions through their speech - Avoid mushy dialog and descriptions, have dialogue always continue the action, never stall or add unnecessary fluff. Vary the descriptions to not repeat yourself. - Put dialogue on its own paragraph to separate scene and action. - Reduce indicators of uncertainty like "trying" or "maybe" When writing text: - NEVER conclude the scene on your own, follow the beat instructions very closely. - NEVER end with foreshadowing. - NEVER write further than what I prompt you with. - AVOID imagining possible endings, NEVER deviate from the instructions. - STOP EARLY if the continuation contains what was required in the instructions. You do not need to fill out the full amount of words possible.
User/Human
Take into account the following glossary of characters/locations/items/lore... when writing your response: <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> Continue the story using the following instructions: <instructions> 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. </instructions>

Model response

AI
Aurora Carter found the gap in the fence where Eva had sworn it would be: two bent iron bars behind a thicket of wet holly, half-hidden from the Richmond Park path. Rain had passed through an hour earlier. It clung to every leaf and pulled itself from branches in slow drops. Her trainers sank into black mud as she squeezed through the gap, one shoulder scraping rusted metal. “Ancient oak stones,” she muttered. “Wildflowers in winter. Easy.” Her phone showed 11:47 p.m. No signal. The screen held one bar for a second, then none. She shoved it into her jacket pocket and looked across the dark. Richmond Park lay behind her: open grass, a distant road, the amber blink of a traffic light beyond the trees. Ahead, the woods thickened without warning. The trunks stood too close together. Their branches crossed overhead, cutting the moon into thin, grey strips. The pendant under her shirt pressed warm against her sternum. Aurora touched it through the fabric. The Heartstone answered with a small pulse. “Right. That made sense.” She had received the envelope at Golden Empress during the dinner rush. No stamp. No return address. Her name had been written in green ink, every letter formed with patient, old-fashioned care. AURORA CARTER, BRING THE HEARTSTONE TO THE OAKS AT MIDNIGHT. COME ALONE IF YOU WANT TO KNOW WHO SENT IT TO YOU. No signature. Yu-Fei had looked over her shoulder from the kitchen hatch, flour on his cheek and a cleaver in his hand. “You burn that paper,” he had told her. “That was the plan.” “You leave it behind. You do not walk into a park after dark because some mystery idiot tells you.” Aurora had folded the note, slipped it into her pocket, and finished deliveries until her shift ended. Then she had come here. She told herself the reason had been practical. Someone knew about the pendant. Someone had sent it. She had spent weeks following dead ends, asking questions that earned blank looks or doors shut in her face. The Heartstone grew warm near certain places, hummed against her skin when she passed old churches, abandoned Tube tunnels, the sealed cellar beneath Silas’s bar. This was a lead. That was all. A twig broke somewhere beyond the trees. Aurora stopped. The sound had come from her left. She turned towards it. Nothing. The holly branches shivered, though the air lay still against her face. “Hello?” Her voice travelled a short distance and died. She waited for an answer. A dog walker. A park ranger. Somebody with a torch and a sensible explanation. Something clicked twice in the dark. Not a branch. Not an animal. It sounded like fingernails against teeth. Aurora pulled her phone out again. The glass reflected her pale face and the dark line of her hair. No service. The time still read 11:47. Her thumb hovered over Eva’s name. The pendant warmed further. A narrow track opened between the trees, pressed flat by no human foot she could see. White flowers grew along either side. They had five soft petals each and blue-black centres, their heads tipped towards the path as if listening. Aurora crouched beside one. The flower smelled of bruised apples and cold iron. “Year-round wildflowers,” she whispered. A low sound drifted from deeper in the wood. Someone was humming. The tune came apart as she listened. Three notes, then a pause. Three notes again. It had the uneven rhythm of a child working out a song on a piano. Aurora stood. “Who sent the note?” The humming stopped. She should have walked back through the fence. She knew that. She pictured herself doing it: mud on her shoes, phone in hand, calling Eva from the road and listening to her swear for ten solid minutes. Instead, she stepped onto the narrow track. The trees watched. That was the first thought she had which did not feel like her own. It arrived with the certainty of a hand on the back of her neck. She kept moving. The path bent right, then left, then seemed to bend left again, though Aurora had not taken a turn. The road noise vanished. The wind vanished with it. No tyres hissed over wet asphalt. No aircraft crossed the clouded sky. Even the city’s distant hum had gone. Only her footsteps remained. Squish. Crack. Squish. Then another set joined them. Crunch. Crack. Crunch. Aurora stopped. The second set stopped behind her. Her mouth dried. She did not turn at once. A stupid part of her worried she would see a fox and feel ridiculous. Another, louder part pictured no fox at all. She faced the path behind her. It stood empty under the tangled boughs. The flowers had closed their petals. Aurora stared at the mud where she had walked. Her own prints marked the path in dark, clear shapes. Beside them ran another trail. Bare feet. The prints looked too long, the toes narrow and close-set. They began several yards behind her and ended at the exact place where she stood. The pendant burned against her chest. Aurora took one step backwards. The bare prints deepened in the mud ahead of her. She swung around. A clearing waited through the trees. Ancient oak standing stones ringed it, twelve of them, each thick as a wardrobe and higher than the branches around them. Moss climbed their sides. Silver markings cut through the moss in winding lines, though no light reached them. The clearing’s grass shone green beneath the clouds. Wildflowers covered it in red, yellow, violet, white. They bloomed in impossible abundance, every stem upright, every petal unmarked by rain. Aurora stepped into the open. The path vanished behind her. She spun back. Trees filled the space where it had been. The stones made no sound as they stood. That silence had weight. Aurora could hear blood moving in her ears. She could hear the faint catch in her breathing. She could hear the tiny mechanical buzz of her phone vibrating inside her pocket. She grabbed it. One new message. Unknown Number. DON’T LET IT HEAR YOU SPEAK. Aurora read it twice. Her phone vibrated again. A photo loaded beneath the message. It showed the clearing from above. Aurora stood in the middle, black hair dark against her pale jacket. The image had been taken seconds ago. At the edge of the frame, between two standing stones, something pale crouched low in the grass. Aurora lifted her eyes. The stones circled her. Moss. Silver carvings. Flowers. Nothing crouched between them. She backed towards the nearest stone. Its surface felt warm when her shoulder touched it, warmer than the pendant. The Heartstone pulsed once. Then once more. A sound came from the other side of the stone. Breathing. Long inhale. Long exhale. Aurora pressed her lips together. The breathing continued. It sounded wet, not from sickness but from depth, as if it drew air through a flooded chamber. Her phone lit again. DON’T RUN. The words appeared one at a time. Aurora’s fingers tightened around the phone. Another message arrived. IT LIKES THAT. Across the clearing, a flower stem snapped. Aurora looked up. A figure stood between the far stones. At first she thought it was a woman in a long white dress. The shape had shoulders, arms, a bowed head. Its hair hung past its waist in sheets the colour of pond scum. Then it moved. Its head lifted before the rest of it did. Its neck uncoiled, lengthening until its face rose above the top of the nearest standing stone. Aurora did not breathe. The thing’s face had no features she could name. Pale skin stretched smooth from brow to chin. No eyes. No nose. No mouth. It turned towards her anyway. The flowers nearest its feet folded shut. Aurora held the pendant through her shirt. The crimson stone beat against her palm, hot enough to hurt. The thing took one step into the clearing. Its bare foot sank into the grass without bending a blade. A voice whispered beside Aurora’s ear. “Don’t let go.” She flinched, but no sound escaped her. A hand closed around her left wrist. Cold fingers. Human-sized. A thumb pressed over the crescent scar she had carried since childhood. Aurora looked down. No one stood beside her. The grip remained. The faceless thing tilted its head. Its body leaned forward, as though it had caught a scent. Aurora’s phone slipped from her sweat-slick hand. It struck the grass without a sound. The screen flashed. CALL INCOMING. UNKNOWN NUMBER. The thing raised one long arm. The unseen hand at Aurora’s wrist tightened. “Answer it,” the voice breathed. Aurora stared at the screen. The faceless creature stepped closer. The call kept ringing.
created_at"2026-07-09T17:55:03.073Z" 7/9/2026, 5:55:03 PM
model"openai/gpt-5.6-terra-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency523
moderation_latency(null)
generation_time22683
tokens_prompt1038
tokens_completion2371
native_tokens_prompt916
native_tokens_completion1865
native_tokens_completion_images0
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"completed"
service_tier"default"
usage0.030265
router(null)
provider_responses
0
endpoint_id"3cc89000-ae34-4dde-9c7d-5ce009c8af0b"
id"resp_0782c9cc98e1615c016a4fe0772750819598031449e49dc9d2"
is_byokfalse
latency248
model_permaslug"openai/gpt-5.6-terra-20260709"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783619703-LNJd5kLQdkR3EXk6GeGR"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783619703-cxrg6E64lPLW5OZ4q1wI"
upstream_id"resp_0782c9cc98e1615c016a4fe0772750819598031449e49dc9d2"
total_cost0.030265
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags4
adverbTagCount0
adverbTags(empty)
dialogueSentences11
tagDensity0.364
leniency0.727
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1459
totalAiIsmAdverbs0
found(empty)
highlights(empty)
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)
76.01% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1459
totalAiIsms7
found
0
word"pulse"
count1
1
word"footsteps"
count1
2
word"silence"
count1
3
word"weight"
count1
4
word"mechanical"
count1
5
word"vibrated"
count1
6
word"pulsed"
count1
highlights
0"pulse"
1"footsteps"
2"silence"
3"weight"
4"mechanical"
5"vibrated"
6"pulsed"
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
narrationSentences204
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences204
filterMatches
0"HEAR"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences211
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen32
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1459
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions7
unquotedAttributions0
matches(empty)
50.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions42
wordCount1409
uniqueNames11
maxNameDensity1.85
worstName"Aurora"
maxWindowNameDensity3.5
worstWindowName"Aurora"
discoveredNames
Carter1
Eva3
Richmond2
Park2
Heartstone3
Golden1
Empress1
Aurora26
Tube1
Silas1
Number1
persons
0"Carter"
1"Eva"
2"Heartstone"
3"Aurora"
4"Tube"
5"Silas"
places
0"Richmond"
1"Park"
2"Golden"
globalScore0.577
windowScore0.5
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences108
glossingSentenceCount2
matches
0"sounded like fingernails against teeth"
1"as if listening"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.685
wordCount1459
matches
0"not from sickness but from depth, as if it drew air through a flooded chamber"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences211
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs138
mean10.57
std11.25
cv1.065
sampleLengths
031
137
29
317
412
543
610
713
84
932
102
118
1212
132
1420
158
164
1719
1817
195
2061
214
223
237
242
2511
261
2712
281
298
3019
316
326
336
3426
356
364
3740
3813
394
409
413
4230
432
444
453
4637
477
483
4928
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences204
matches
0"been written"
1"been taken"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs249
matches
0"was humming"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences211
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1416
adjectiveStacks0
stackExamples(empty)
adverbCount40
adverbRatio0.02824858757062147
lyAdverbCount3
lyAdverbRatio0.00211864406779661
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences211
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences211
mean6.91
std5.13
cv0.742
sampleLengths
031
17
213
317
45
54
65
72
810
912
1020
116
126
1311
1410
156
167
174
1812
192
203
2115
222
238
2412
252
2620
278
284
2919
3017
315
328
335
344
3519
3625
374
383
397
402
417
424
431
4412
451
468
475
483
493
40.52% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats20
diversityRatio0.27488151658767773
totalSentences211
uniqueOpeners58
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount7
totalSentences171
matches
0"Then she had come here."
1"Instead, she stepped onto the"
2"Even the city’s distant hum"
3"Only her footsteps remained."
4"Then another set joined them."
5"Then once more."
6"Then it moved."
ratio0.041
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount49
totalSentences171
matches
0"It clung to every leaf"
1"Her trainers sank into black"
2"Her phone showed 11:47 p.m."
3"She shoved it into her"
4"Their branches crossed overhead, cutting"
5"She had received the envelope"
6"Her name had been written"
7"he had told her"
8"She told herself the reason"
9"She had spent weeks following"
10"She turned towards it."
11"Her voice travelled a short"
12"She waited for an answer."
13"It sounded like fingernails against"
14"Her thumb hovered over Eva’s"
15"They had five soft petals"
16"It had the uneven rhythm"
17"She should have walked back"
18"She knew that."
19"She pictured herself doing it:"
ratio0.287
41.87% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount143
totalSentences171
matches
0"Aurora Carter found the gap"
1"Rain had passed through an"
2"It clung to every leaf"
3"Her trainers sank into black"
4"Her phone showed 11:47 p.m."
5"The screen held one bar"
6"She shoved it into her"
7"Richmond Park lay behind her:"
8"The trunks stood too close"
9"Their branches crossed overhead, cutting"
10"The pendant under her shirt"
11"Aurora touched it through the"
12"The Heartstone answered with a"
13"She had received the envelope"
14"Her name had been written"
15"Yu-Fei had looked over her"
16"he had told her"
17"Aurora had folded the note,"
18"She told herself the reason"
19"Someone knew about the pendant."
ratio0.836
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences171
matches(empty)
ratio0
95.24% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences45
technicalSentenceCount3
matches
0"She had spent weeks following dead ends, asking questions that earned blank looks or doors shut in her face."
1"They had five soft petals each and blue-black centres, their heads tipped towards the path as if listening."
2"Its body leaned forward, as though it had caught a scent."
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
totalTags3
fancyCount3
fancyTags
0"she muttered (mutter)"
1"she whispered (whisper)"
2"the voice breathed (breathe)"
dialogueSentences11
tagDensity0.273
leniency0.545
rawRatio1
effectiveRatio0.545
86.7881%