Run: 2026-03-12-01KKHZPMEF2SFA396Q3AC5A2GQ

Run Details

Duration:
11.8s
Cost:
$0.013238
Provider:
xAI

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="4416" name="Detective Harlow Quinn" aliases="Quinn, Detective Quinn, Harlow" pronouns="she/her" species="Human" storyRole="Antagonist"> <eyeColor>brown</eyeColor> <hair>closely cropped salt-and-pepper</hair> <height>5'9"</height> <age>41</age> <jawline>sharp jaw</jawline> <watch>worn leather watch on her left wrist</watch> <bearing>military precision</bearing> <description>A Metropolitan Police detective with 18 years of decorated service who suspects the clique is involved in criminal activity.</description> <backstory>She lost her partner, DS Morris, during a case three years ago under unexplained circumstances that had supernatural origins she doesn't yet understand.</backstory> </character> <character id="4414" name="Eva Kowalski" aliases="Eva, Evie" pronouns="she/her" species="Human" storyRole="Best Friend"> <eyeColor>green</eyeColor> <hair>curly red</hair> <height>5'4"</height> <age>26</age> <glasses>round glasses</glasses> <satchel>worn leather satchel full of books</satchel> <freckles>freckled complexion</freckles> <nervousHabit>tucking hair behind her left ear</nervousHabit> <description>Aurora's childhood friend and an occult researcher.</description> <backstory>Moved to London two years before Aurora and works as a research assistant at the British Museum's restricted archives. She holds a master's degree in Ancient History from Oxford.</backstory> </character> <location id="856" name="The Veil Market" aliases="Veil Market, the Market, underground market" realm="Earth"> <currentLocation>abandoned Tube station beneath Camden</currentLocation> <entryRequirement>bone token</entryRequirement> <schedule>moves locations every full moon</schedule> <description>A hidden supernatural black market that sells enchanted goods, banned alchemical substances, and information.</description> </location> <item id="2004" name="Veil Compass" aliases="the Compass, shadow compass" type="Tool" origin="The Veil Market"> <casingMaterial>small brass compass</casingMaterial> <faceMarkings>face etched with protective sigils</faceMarkings> <needle>points toward the nearest supernatural rift or portal</needle> <patina>casing has a patina of verdigris</patina> <creator>crafted by a Shade artisan</creator> <description>A compass attuned to supernatural energy.</description> </item> </codex> Continue the story using the following instructions: <instructions> Write a fully fleshed out scene of at least 1000 words in the mystery genre. A detective arrives at a crime scene in an unusual location. Something is wrong — the evidence doesn't add up. A colleague is present, offering a different interpretation. Through careful observation and deduction, the detective begins to see what others have missed. Use the codex entries above as your world reference for characters and setting. Only include the prose of the scene without any markdown or commentary. </instructions>

Model response

AI
The abandoned Tube station beneath Camden hummed with the distant drip of water and the faint echo of voices. Yellow police tape stretched across the rusted iron gates that once sealed off the old platform. Detective Harlow Quinn stepped through the gap, her worn leather watch catching the beam of a portable floodlight. The air smelled of mildew, ozone, and something sharper underneath, like singed copper. She paused at the top of the concrete stairs, brown eyes narrowing. The crime scene team had set up their lights in a rough circle around the body. A woman lay sprawled near the edge of the platform, limbs twisted at unnatural angles. Blood pooled beneath her head, dark and already congealing. But the pattern didn't match the fall. Harlow's military bearing kept her posture straight as she descended, boots ringing against the steps. DS Patel waited at the bottom, clipboard in hand. His face showed the familiar mix of exhaustion and quiet competence. "Detective Quinn. Got here twenty minutes ago. Looks like a jumper from the service ladder, but the ME's already grumbling." Harlow crouched beside the body. The victim was young, early twenties, with expensive boots and a coat that cost more than a month's rent in this part of London. No ID visible. A small leather satchel lay nearby, its strap snapped. Books had spilled out across the grimy tiles. Occult texts, from the look of the faded gold lettering on their spines. "Name?" Harlow asked. "Working on it. Wallet's missing. Phone too." Patel shifted his weight. "But the angle's all wrong. If she fell from up there, she'd have landed closer to the tracks. This spot's too far back." Harlow's sharp jaw tightened. She touched the victim's wrist, noting the cold skin. Rigor hadn't set in yet. Time of death probably within the last two hours. Her gaze moved to the platform edge. The ladder bolted to the wall showed fresh scratches on the lower rungs, but no prints in the dust above. Someone had climbed down carefully. Not the victim. She stood, brushing dust from her trousers. "What do you see, Patel?" The sergeant rubbed the back of his neck. "Suicide. Or maybe she was meeting someone down here. These old stations attract all sorts. Urban explorers, ghost hunters. Could've been a mugging gone wrong." Harlow said nothing. She circled the body once, then twice. The blood spatter told a different story. It sprayed outward in a fan pattern that suggested impact from above and slightly to the left, yet the body's position implied a fall straight down. The discrepancy nagged at her like an itch she couldn't reach. Her eyes caught on the satchel again. She knelt and picked up one of the books with gloved hands. *Codex of the Ethereal Planes*. The pages were dog-eared, margins filled with neat handwriting. The script looked familiar. She flipped to the title page. A small inscription in green ink: *For Evie - don't get lost in the footnotes again. A.* Harlow's breath caught. Aurora's handwriting. The victim wasn't Aurora, but connected. She set the book down carefully. "Patel, run the partial prints from the satchel strap. I want everything on this woman within the hour." A uniformed officer approached, face pale under the harsh lights. "Detective, found something odd in the tunnel." Harlow followed him into the darkness beyond the platform, her torch beam cutting through the gloom. The tunnel stretched ahead, old rails still in place, now covered in a thin layer of water. Twenty metres in, the officer stopped and pointed. A small brass object glinted against the rail. Harlow crouched, careful not to disturb the scene. A compass. Its casing showed verdigris patina, the face etched with symbols that made her eyes water if she stared too long. The needle spun wildly, then locked onto a point somewhere above and to the north. She picked it up. The metal felt strangely warm. For a moment, the station lights flickered. Patel's voice echoed from the platform, calling her back. "Detective? Got a witness statement you might want to hear." Harlow slipped the compass into an evidence bag and returned. A young woman stood near the stairs, curly red hair escaping from under a wool hat. Round glasses fogged slightly from the damp air. She clutched a worn leather satchel identical to the one beside the body. Freckles stood out against her pale skin as she tucked a strand of hair behind her left ear. "Eva Kowalski," Patel said. "She called it in. Says she was supposed to meet the victim here." Harlow studied the woman. Eva's green eyes darted between the body and the shadows. Nervous energy crackled around her. "Miss Kowalski. I'm Detective Quinn. Tell me what happened." Eva's gaze finally settled on Harlow. "I got here late. The Market... it was supposed to be open tonight. But everything's wrong. Lila was meant to bring the token. We were going to trade for information about the rifts." Harlow's expression didn't change, but her mind raced. *The Market*. *Bone token*. The terms stirred something deep in her memory, linked to the night DS Morris died three years ago. Unexplained circumstances. The report had called it a gas leak. She'd never believed it. "What market are we talking about, Miss Kowalski?" Eva hesitated, fingers twisting the strap of her satchel. "The Veil Market. It's... not exactly on any map. Moves every full moon. This month it's here, under Camden. You need a bone token to enter. Lila had one. She was meeting a contact who knew about the portals." Patel snorted softly. "Portals. Right. Listen, love, this looks like a straightforward—" Harlow cut him off with a sharp look. "Let her finish." Eva swallowed. "The compass was hers. The Veil Compass. It points to the nearest rift. I saw her drop it when..." Her voice trailed off. "When what?" Harlow pressed. "When the thing came through." The station lights dimmed again. A low vibration ran through the platform, like a train approaching on a distant line. Harlow felt it in her bones. Patel shifted uncomfortably but said nothing. Harlow held up the evidence bag containing the compass. "This one?" Eva nodded. "Don't open the bag near the body. The sigils will react. Lila was researching the same case you probably closed three years ago. Your partner, Detective. DS Morris. He wasn't killed by any gas leak." The words hit like a punch. Harlow's hand tightened around the bag until the plastic crinkled. She forced her voice steady. "You seem to know a lot about my partner, Miss Kowalski. Care to explain?" "I'm Aurora's friend. Eva. She mentioned you might be asking questions soon. The clique... they know you're watching them. This wasn't a mugging or a suicide. Look at the blood again. The edges are too clean. Whatever took her essence left the shell behind." Patel stepped between them. "Detective, this is getting into nutter territory. We should get her down to the station, take a proper statement." Harlow ignored him. She turned back to the body and shone her torch across the blood pool. Eva was right. The edges showed no feathering, no spray from impact. It looked like the blood had been poured rather than spilled. Yet the woman's skull was clearly fractured. She moved closer, examining the platform tiles. Tiny crystalline fragments caught the light, almost invisible. She scraped some up with a plastic scraper from her kit. They shimmered with an inner light before fading. "Patel, get forensics down here with the full kit. Tell them to check for residual energy signatures. I want spectral analysis on these crystals." Her colleague stared at her. "Spectral what? Quinn, you feeling alright?" Harlow straightened. The compass in its bag twitched, needle swinging toward Eva for a moment before settling back to its original direction. The vibration in the tunnel grew stronger. Eva took a step back, eyes wide. "It's opening again. We need to move. Lila found something about the rifts connecting to your partner's death. The Market has records. But they won't let normal police in. You need the token." Harlow weighed the compass in her hand. The symbols on its face seemed to shift when she wasn't looking directly at them. Military precision kept her face neutral even as her pulse quickened. This station held secrets. The evidence didn't add up because it wasn't meant to fit any normal investigation. She looked at Eva. "Show me where this Market is supposed to be. And give me one good reason I shouldn't arrest you for wasting police time with fairy tales." Eva's nervous habit returned as she tucked more hair behind her ear. But her green eyes held steady. "Because three years ago, your partner saw the same thing Lila did. He tried to close a rift without the proper tools. The thing that came through didn't leave a body. Just echoes. You've been looking for answers ever since. This is your chance to find them." The tunnel lights flickered once more. A distant sound like tearing fabric echoed from deeper in the abandoned line. Patel muttered something about calling for backup. Harlow felt the weight of the compass in her pocket, its needle still spinning. She made her decision. "Patel, secure the scene. No one touches the body until I get back. Miss Kowalski, you're coming with me. Show me this market." As they moved toward the service tunnel, Harlow glanced back at the body. The blood had started to move, crawling slowly toward a crack in the tiles. Something was very wrong here, and for the first time in three years, she had a thread to pull. Eva walked beside her, satchel bumping against her hip. "The entry is through the old maintenance door. But we'll need a token. I have one, but it's for two. Lila was supposed to use hers." Harlow's brown eyes met Eva's green ones in the dim light. "Then we'll make do. Tell me everything you know about the clique on the way. And don't leave anything out." The compass grew warmer against her side as they walked deeper into the darkness. Whatever waited in the Veil Market, it held answers about Morris's death. The evidence didn't add up because this wasn't a normal crime. It was something far older, far stranger. And Detective Harlow Quinn had just stepped into the middle of it.
created_at"2026-03-12T21:37:04.471Z" 3/12/2026, 9:37:04 PM
model"x-ai/grok-4.20-beta-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency289
moderation_latency(null)
generation_time11583
tokens_prompt1149
tokens_completion2636
native_tokens_prompt1100
native_tokens_completion2166
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached1088
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"completed"
usage0.0132376
router(null)
provider_responses
0
endpoint_id"33f49f24-a0de-4dcf-872d-ca514e83fbae"
id"b03ba81c-a39a-83cb-963b-8c12023278cf"
is_byokfalse
latency252
model_permaslug"x-ai/grok-4.20-beta-20260309"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773351424-ZsmVUJE7XPmYxPEFVry4"
upstream_id"b03ba81c-a39a-83cb-963b-8c12023278cf"
total_cost0.0132376
cache_discount0.0019584
upstream_inference_cost0
provider_name"xAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags5
adverbTagCount0
adverbTags(empty)
dialogueSentences33
tagDensity0.152
leniency0.303
rawRatio0
effectiveRatio0
79.82% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1734
totalAiIsmAdverbs7
found
0
adverb"carefully"
count2
1
adverb"slightly"
count2
2
adverb"softly"
count1
3
adverb"slowly"
count1
4
adverb"very"
count1
highlights
0"carefully"
1"slightly"
2"softly"
3"slowly"
4"very"
80.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found
0"Patel"
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
42.33% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1734
totalAiIsms20
found
0
word"echo"
count1
1
word"familiar"
count2
2
word"weight"
count2
3
word"gloom"
count1
4
word"etched"
count1
5
word"flickered"
count2
6
word"echoed"
count2
7
word"raced"
count1
8
word"fractured"
count1
9
word"crystalline"
count1
10
word"shimmered"
count1
11
word"spectral"
count2
12
word"pulse"
count1
13
word"quickened"
count1
14
word"echoes"
count1
highlights
0"echo"
1"familiar"
2"weight"
3"gloom"
4"etched"
5"flickered"
6"echoed"
7"raced"
8"fractured"
9"crystalline"
10"shimmered"
11"spectral"
12"pulse"
13"quickened"
14"echoes"
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
narrationSentences131
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount2
narrationSentences131
filterMatches
0"watch"
hedgeMatches
0"seemed to"
1"started to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences159
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen47
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans4
markdownWords20
totalWords1735
ratio0.012
matches
0"Codex of the Ethereal Planes"
1"For Evie - don't get lost in the footnotes again. A."
2"The Market"
3"Bone token"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions12
unquotedAttributions0
matches(empty)
16.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions61
wordCount1158
uniqueNames14
maxNameDensity2.16
worstName"Harlow"
maxWindowNameDensity4.5
worstWindowName"Harlow"
discoveredNames
Tube1
Camden1
Harlow25
Quinn2
Patel8
London1
Ethereal1
Evie1
Aurora2
Morris2
Eva12
Veil1
Market2
Detective2
persons
0"Camden"
1"Harlow"
2"Quinn"
3"Patel"
4"Evie"
5"Aurora"
6"Morris"
7"Eva"
places
0"London"
1"Veil"
globalScore0.421
windowScore0.167
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences92
glossingSentenceCount1
matches
0"looked like the blood had been poured rat"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1735
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences159
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs52
mean33.37
std18.32
cv0.549
sampleLengths
066
174
240
362
43
534
662
712
833
954
1060
1117
1218
1317
1441
1553
1625
1710
1865
1917
2028
2139
2244
238
2448
2512
2611
2725
284
295
3032
3111
3237
3335
3444
3523
3647
3734
3824
3911
4029
4140
4251
4330
4465
4540
4627
4746
4835
4931
99.91% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences131
matches
0"get lost"
1"been poured"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs195
matches
0"wasn't looking"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount1
semicolonCount0
flaggedSentences1
totalSentences159
ratio0.006
matches
0"A small inscription in green ink: *For Evie - don't get lost in the footnotes again."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1158
adjectiveStacks1
stackExamples
0"far older, far stranger."
adverbCount41
adverbRatio0.03540587219343696
lyAdverbCount15
lyAdverbRatio0.012953367875647668
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences159
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences159
mean10.91
std8.11
cv0.743
sampleLengths
019
116
218
313
412
516
615
79
87
915
109
1111
1220
135
1424
153
169
178
1813
193
2011
2123
224
239
245
259
267
2720
285
293
307
315
328
3325
343
357
367
3726
3811
397
4012
415
429
434
446
4516
461
473
482
496
55.14% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats4
diversityRatio0.34591194968553457
totalSentences159
uniqueOpeners55
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences119
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount26
totalSentences119
matches
0"She paused at the top"
1"His face showed the familiar"
2"She touched the victim's wrist,"
3"Her gaze moved to the"
4"She stood, brushing dust from"
5"She circled the body once,"
6"It sprayed outward in a"
7"Her eyes caught on the"
8"She knelt and picked up"
9"She flipped to the title"
10"She set the book down"
11"Its casing showed verdigris patina,"
12"She picked it up."
13"She clutched a worn leather"
14"She'd never believed it."
15"Her voice trailed off"
16"She forced her voice steady."
17"She turned back to the"
18"It looked like the blood"
19"She moved closer, examining the"
ratio0.218
14.62% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount106
totalSentences119
matches
0"The abandoned Tube station beneath"
1"Detective Harlow Quinn stepped through"
2"The air smelled of mildew,"
3"She paused at the top"
4"The crime scene team had"
5"A woman lay sprawled near"
6"Blood pooled beneath her head,"
7"Harlow's military bearing kept her"
8"DS Patel waited at the"
9"His face showed the familiar"
10"Harlow crouched beside the body."
11"The victim was young, early"
12"A small leather satchel lay"
13"Books had spilled out across"
14"Occult texts, from the look"
15"Patel shifted his weight"
16"Harlow's sharp jaw tightened."
17"She touched the victim's wrist,"
18"Rigor hadn't set in yet."
19"Time of death probably within"
ratio0.891
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences119
matches(empty)
ratio0
98.21% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences48
technicalSentenceCount3
matches
0"Harlow's military bearing kept her posture straight as she descended, boots ringing against the steps."
1"The victim was young, early twenties, with expensive boots and a coat that cost more than a month's rent in this part of London."
2"Its casing showed verdigris patina, the face etched with symbols that made her eyes water if she stared too long."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags5
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags3
fancyCount1
fancyTags
0"Harlow pressed (press)"
dialogueSentences33
tagDensity0.091
leniency0.182
rawRatio0.333
effectiveRatio0.061
82.6897%