Run: 2026-05-01-01KQHSSQQCYVN3FSHTSC0T3HZJ

Run Details

Duration:
2m 15s
Cost:
$0.023373
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
Detective Harlow Quinn descended the rusted ladder into the abandoned Tube station beneath Camden. Her boots met the platform with a crunch of gravel and forgotten wrappers. Brown eyes swept the curved walls where shadows pooled deep enough to hide bodies or doorways. The call had pulled her from a desk stacked with cold cases, yet this one carried the scent of something fresher and far stranger than the usual knife fight or domestic gone wrong. Portable lamps hissed on the far side of the platform. Their glare carved hard lines across tiles slick with moisture. A body sprawled near the tracks, arms flung wide, legs crumpled. Blood spread outward in a deliberate fan that caught the light with an unnatural sheen. Sergeant Lang straightened from his crouch. Notebook dangled from one hand while the other adjusted his collar against the chill. Looks like your standard overdose, Quinn. Needle by the right hand. Track marks running the length of both arms. Poor bastard probably slipped through a maintenance grate chasing oblivion. Station's been sealed since the sixties. Happens more than you'd think down here. Quinn approached without breaking stride. She tugged on gloves, the snap loud in the silence. The victim's face stared upward, mouth slack, skin drained of color. No foam at the lips. No vomit spatter. Those track marks showed perfectly circular edges, too clean for the frantic work of an addict in withdrawal. She lifted the sleeve higher. Bruising around the punctures lacked the ragged swelling of repeated use. The syringe rested two inches from the outstretched fingers, plunger depressed exactly halfway. Junkies dropped their tools. They did not arrange them like evidence in a textbook photograph. Your interpretation skips the contradictions, Lang. Blood flow runs against the platform's natural slope. Someone adjusted the scene after death. Lang flipped a page in his notebook and tapped it with his pen. Economy pushes people to extremes. Addicts seek quiet spots. No signs of robbery. Wallet still in his back pocket with twenty quid inside. Fits the pattern. We bag it, tag it, let the coroner call it misadventure. Quinn rose. Her sharp jaw flexed once. The worn leather watch on her left wrist showed twenty minutes until the full forensics team arrived. Time enough to see what hid beneath the surface. She circled the body, boots scraping faint lines in the grime. Scuff marks trailed away from the corpse toward a collapsed barricade at the tunnel mouth. Three distinct treads. None matched the victim's worn trainers. She returned to the body and slid her hand into the inner coat pocket. Metal met her fingers, cool and heavier than expected. The object emerged into the lamplight. A small brass compass etched with protective sigils across its face. Verdigris patina covered the casing in uneven patches. The needle spun lazy circles before locking onto the far wall rather than magnetic north. Lang stepped closer and whistled low. Fancy bit of junk. Maybe he lifted it from a tourist stall. Does not change the needle marks or the syringe. This compass points toward supernatural rifts or portals. Quinn rotated the device. The needle held steady on the barricaded tunnel. A creator's mark on the reverse matched descriptions from restricted files on her desk, the ones linked to her partner's final case. Lang's shoulders lifted in a shrug that failed to reach his eyes. Supernatural. Right. After what happened to DS Morris you see ghosts in every shadow. Three years on and every odd detail becomes a conspiracy. This is Camden, not some storybook underworld. Man came down here to escape his life and it caught up with him. Quinn followed the needle's direction. Each step carried military precision, heel to toe, avoiding disturbance of the faint prints. The barricade looked solid until she pressed a specific brick near the base. A click echoed. The panel slid sideways on hidden tracks, revealing a larger chamber beyond. Stalls lined both sides, their wooden frames still draped with half-packed tarps. Scattered herbs littered the ground. Lanterns dangled from chains, wicks recently extinguished. The air tasted of ozone and burnt cinnamon. She crossed the threshold. Lang hesitated at the opening before joining her. His flashlight beam danced over empty shelves and a banner stitched with symbols that matched the compass face. How did we miss an entire market under a sealed station? Lang muttered. Survey team came through last spring. Reported nothing but rats and stagnant water. The market relocates every full moon. Quinn lifted a bone token from the floor, its surface carved with runes. This served as entry. The victim carried one in his fist, clenched so tight the edges cut skin. He came for information or an item. Not drugs. Lang picked up a small glass vial from the nearest stall. Liquid inside swirled on its own, casting faint blue light across his knuckles. Could be the designer poison that did him in. Explains the glow in the blood sample I swabbed earlier. New street concoction making the rounds. Deal went sour, seller panicked, dragged the body out to the platform to throw us off. Simple. Quinn took the vial and held it beside the compass. The needle swung wildly then settled on the vial's contents. She moved to the next stall. Footprints overlapped here in a cluster. One set showed a smaller boot, narrow tread, size matching a woman's shoe. Curly red hair and round glasses flashed through her mind. Eva Kowalski. The occult researcher kept a worn leather satchel stuffed with texts from the British Museum's restricted section. She tucked stray curls behind her left ear whenever nerves surfaced. If this market traded in banned alchemical substances, Eva would know its schedule and its dangers. The blood trail from the platform ended at the chamber's center. No drag marks disturbed the dust. Instead faint circular impressions suggested the body had been carried then placed with care. Quinn crouched and traced one with her finger. The victim's coat bore tears along the shoulders, precise incisions that no struggle would produce. They matched the pattern of energy discharge from a rift opening. She stood and swept her light across the ceiling. A faint shimmer lingered in one corner, like heat rising from pavement on a winter day. The compass vibrated in her palm. Its needle locked upward. Quinn dragged an empty crate beneath the spot and climbed. Her outstretched hand met resistance, a cold membrane that sent pins up her arm. Brief images flared behind her eyes. A hooded figure. An argument in hissed whispers. The victim clutching the compass while light tore open above him. Lang steadied the crate from below. You planning to explain any of this or just keep muttering about rifts? If this is more than a drug deal, we need something that holds up in court. Glowing vials and magic compasses get us laughed out of the briefing room. The victim died here from exposure to that rift. Quinn jumped down. Someone staged the overdose on the platform to conceal the market. Look at the blood again. It refracts light in wavelengths human veins never produce. The puncture marks were added later with a medical needle, not a street kit. Even the position of the arms points back toward this chamber. Lang rubbed the back of his neck. His initial confidence ebbed as he scanned the stalls once more. Footprints everywhere. None of them his. None of them hers. The banner's symbols repeated on several crates stacked near the rear exit. Maybe the market angle holds water. But occult? That stretches beyond evidence into speculation. Your old partner's files warped your view. Morris chased shadows and it cost him. Do not let it cost you too. Quinn ignored the warning. She gathered the compass, the bone token, and a scrap of parchment listing names and coordinates. One name linked to the clique she had watched for months. Eva's childhood friend sat at the center of that web. The researcher might offer clarity or misdirection. Her nervous habit would reveal which. The evidence refused to align with any mundane explanation. The unusual location beneath Camden no longer felt random. It functioned as a crossroads between worlds most officers never glimpsed. Quinn slipped the compass into an evidence bag. The needle continued to twitch against the plastic, still seeking the rift that had claimed a life. Lang watched her bag the final items. His face settled into reluctant acceptance. If we pursue this your way, we keep it off the books until we have more. Call in that museum consultant. See if her books explain glowing blood and moving markets. Quinn nodded once. She knelt beside a half-burned ledger and flipped its remaining pages. Diagrams showed compasses exactly like the one now secured in her bag. Notes in faded ink described Shade artisans and the price of peeking through veils. The victim had sought answers here. Instead he became a warning left for others who hunted the same truths. Her bearing remained rigid as she catalogued each discrepancy. The staged blood pool. The mismatched footprints. The residual energy that still raised hair along her arms. What others dismissed as coincidence or urban decay, she traced to deliberate design. The market's schedule explained the hasty abandonment. The full moon two nights prior gave the vendors time to vanish before authorities descended. Only this one man failed to escape. Lang called from across the chamber. Found more tokens in a locked box. At least a dozen. Whoever runs this place expects regular traffic. Quinn joined him. The box's lid bore the same sigils. She lifted one token and weighed it against the one from the victim. Identical. The clique must have supplied them. Eva's connections ran deeper than her research assistant title suggested. The satchel she carried everywhere likely contained similar diagrams and translations. The deduction settled heavier with each discovery. This was no random death in an unusual spot. It formed part of a larger pattern that had swallowed her partner three years earlier. Unexplained circumstances, the report had called it. Now those circumstances had names. The Veil Market. The compass that refused to lie. The colleague at her side who finally saw the cracks in his own theory. She straightened. The salt-and-pepper crop of her hair caught lamplight as she turned back toward the platform. More answers waited in the restricted archives and in the nervous gestures of a woman with green eyes and freckled skin. For the first time since Morris, the evidence pointed somewhere other than a dead end. Quinn allowed herself one tight breath before motioning Lang to follow. The scene still held secrets, but she had begun to see what everyone else had overlooked.
created_at"2026-05-01T12:56:41.969Z" 5/1/2026, 12:56:41 PM
model"x-ai/grok-4.20-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency129973
moderation_latency(null)
generation_time135322
tokens_prompt1149
tokens_completion3272
native_tokens_prompt1102
native_tokens_completion9255
native_tokens_completion_images(null)
native_tokens_reasoning7127
native_tokens_cached1088
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"
usage0.0233726
router(null)
provider_responses
0
endpoint_id"3ecee37f-b217-4093-87fb-aaf0afe307af"
id"dfe3f219-7405-3f85-ca2f-47fabd3bde16"
is_byokfalse
latency63
model_permaslug"x-ai/grok-4.20-20260309"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777640201-N9lgrbkTS1nBBg3cNhE7"
session_id(null)
api_type"completions"
id"gen-1777640201-947Zo7I7Ibcczowp2L4T"
upstream_id"dfe3f219-7405-3f85-ca2f-47fabd3bde16"
total_cost0.0233726
cache_discount0.0011424
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags0
97.21% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1789
totalAiIsmAdverbs1
found
0
adverb"perfectly"
count1
highlights
0"perfectly"
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)
72.05% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1789
totalAiIsms10
found
0
word"chill"
count1
1
word"standard"
count1
2
word"silence"
count1
3
word"etched"
count1
4
word"magnetic"
count1
5
word"echoed"
count1
6
word"traced"
count2
7
word"vibrated"
count1
8
word"scanned"
count1
highlights
0"chill"
1"standard"
2"silence"
3"etched"
4"magnetic"
5"echoed"
6"traced"
7"vibrated"
8"scanned"
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
narrationSentences199
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount1
narrationSentences199
filterMatches
0"watch"
1"see"
hedgeMatches
0"happened to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences199
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen33
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1789
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions4
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions47
wordCount1789
uniqueNames13
maxNameDensity0.89
worstName"Quinn"
maxWindowNameDensity1.5
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn16
Tube1
Camden3
Lang13
Morris3
Kowalski1
British1
Museum1
Eva4
Shade1
Veil1
Market1
persons
0"Harlow"
1"Quinn"
2"Lang"
3"Morris"
4"Kowalski"
5"Museum"
6"Eva"
7"Market"
places
0"British"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences153
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1789
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences199
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs41
mean43.63
std23.87
cv0.547
sampleLengths
076
146
220
342
468
528
620
713
837
968
1063
116
1221
1342
1412
1545
1679
1730
1826
1946
2024
2142
22101
2365
2484
256
2642
2762
2840
2935
3054
3154
3213
3331
3459
3568
366
3718
3851
3966
4080
99.97% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences199
matches
0"been sealed"
1"been carried"
2"were added"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs312
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences199
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1793
adjectiveStacks0
stackExamples(empty)
adverbCount47
adverbRatio0.026213050752928055
lyAdverbCount10
lyAdverbRatio0.005577244841048522
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences199
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences199
mean8.99
std4.66
cv0.519
sampleLengths
014
113
216
333
410
510
611
715
86
914
106
115
128
1310
146
157
165
1710
1811
195
203
2118
225
2311
2413
254
2611
276
288
296
3013
315
324
334
3410
353
3611
372
385
3917
409
4111
4215
433
446
4514
469
476
4811
498
73.37% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats9
diversityRatio0.46733668341708545
totalSentences199
uniqueOpeners93
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount7
totalSentences188
matches
0"Maybe he lifted it from"
1"Instead faint circular impressions suggested"
2"Even the position of the"
3"Maybe the market angle holds"
4"Instead he became a warning"
5"Only this one man failed"
6"At least a dozen."
ratio0.037
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount31
totalSentences188
matches
0"Her boots met the platform"
1"Their glare carved hard lines"
2"She tugged on gloves, the"
3"She lifted the sleeve higher."
4"They did not arrange them"
5"Your interpretation skips the contradictions,"
6"We bag it, tag it,"
7"Her sharp jaw flexed once."
8"She circled the body, boots"
9"She returned to the body"
10"She crossed the threshold."
11"His flashlight beam danced over"
12"He came for information or"
13"She moved to the next"
14"She tucked stray curls behind"
15"They matched the pattern of"
16"She stood and swept her"
17"Its needle locked upward."
18"Her outstretched hand met resistance,"
19"You planning to explain any"
ratio0.165
90.32% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount139
totalSentences188
matches
0"Detective Harlow Quinn descended the"
1"Her boots met the platform"
2"Brown eyes swept the curved"
3"The call had pulled her"
4"Their glare carved hard lines"
5"A body sprawled near the"
6"Blood spread outward in a"
7"Sergeant Lang straightened from his"
8"Notebook dangled from one hand"
9"Looks like your standard overdose,"
10"Needle by the right hand."
11"Track marks running the length"
12"Station's been sealed since the"
13"Quinn approached without breaking stride."
14"She tugged on gloves, the"
15"The victim's face stared upward,"
16"Those track marks showed perfectly"
17"She lifted the sleeve higher."
18"The syringe rested two inches"
19"Junkies dropped their tools."
ratio0.739
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount5
totalSentences188
matches
0"If this market traded in"
1"If this is more than"
2"If we pursue this your"
3"Whoever runs this place expects"
4"Now those circumstances had names."
ratio0.027
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences89
technicalSentenceCount3
matches
0"Blood spread outward in a deliberate fan that caught the light with an unnatural sheen."
1"His flashlight beam danced over empty shelves and a banner stitched with symbols that matched the compass face."
2"Her outstretched hand met resistance, a cold membrane that sent pins up her arm."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags0
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
97.7639%