Run: 2026-09-03-01M1K4WEF29KB89FX7YWQXRBAX

Run Details

Duration:
1m 12s
Cost:
$0.021107
Provider:
Meta

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 Northern line rattled overhead and sent dust through the grating. Harlow Quinn ducked under the tape at the Camden service gate and took the iron stairs down. Cold rose from the dark. It smelled of wet concrete, ozone, fried onions from the market above. Her torch cut a white lane through black air. The abandoned Tube station opened below in a vault of tile and rust. A man lay on his back between two shuttered kiosks. Mid-thirties. Pea coat. One shoe off. His throat showed a split from ear to ear, a dark grin. The platform around him held no blood. Quinn stopped at the edge of the bloodless circle. She rolled her left wrist and checked the worn leather watch against the log. "What time did the transport crew call it?" DC Pryce stood over the body with his notebook open and his hood up. He shone his torch across the tile and shrugged at the empty stalls. "Rough sleeper stabbing. Camden gets one a month. He pissed off the wrong dealer." Quinn swept her beam along the floor. Dust lay thick across the concourse, grey as ash, unbroken except for their own boot prints and a single drag line from the tunnel mouth. "Show me the dealer footprints." Pryce frowned and tapped his pen against the spiral. "No cameras down here. Power cut in ninety-eight. Witnesses scattered when uniforms came. Classic." Quinn crouched. Her knees cracked. Her sharp jaw tightened as she leaned close to the wound. The edges gaped clean. No spray on the collar. No soak in the wool scarf. No pool beneath the shoulders. "A cut like that severs the carotid. The heart pumps for seconds. Where is the blood?" Pryce swung his torch toward the tunnel. "He bled out in the tunnel and crawled here. Or someone cleaned him up. Junkies wipe the gear first." Quinn ran her light over the victim's hands. The right fist clenched around something white. She gloved up and eased the fingers open. A bone token sat in the palm. Small disc. Human knuckle, polished by handling, stamped with a hollow eye. "What dealer takes cash and leaves that?" A cough echoed from behind the kiosk. A young woman sat on an upturned milk crate beside a uniform, arms wrapped around a worn leather satchel stuffed with books. Curly red hair spilled over round glasses. Freckles stood stark against pale skin. Green eyes flicked from the body to Quinn and back. She tucked hair behind her left ear. "You need to bag that with gloves. Skin oil ruins the mark." Quinn fixed on her. "Name." "Eva Kowalski. I work in the restricted archives at the British Museum. Ancient History. Oxford. I came for a book, not a body." Pryce snorted and flipped a page. "She was fossicking around the stalls when the call came in. Claims this is a market. Right. Empty station, no stock, no sellers." Eva hugged the satchel tighter. "It was full an hour ago. Stalls from end to end. Charms. Powders. Names for sale. The Veil Market. It sits here for the full moon, then it moves." Quinn turned the bone token in her gloved palm. "Entry ticket?" Eva nodded and pushed her glasses up. "One token at the grate. No token, no sight. You lot walked through the edge of it." Pryce laughed and aimed his torch at the tiled wall. "Great. Ghost shops. Sarge, we have a dead bloke with no blood and a witness talking fairy tales. I say we bag him for the morgue and check missing persons." Quinn ignored him. She patted the victim's coat. Inside the breast pocket she found a small brass compass with a patina of verdigris blooming across the casing. She held it under her light. The face bore no cardinal marks. Instead fine lines etched concentric rings and angled sigils, cuts black with age. The needle spun, stuttered, then locked toward the northbound tunnel mouth. "What is this?" Eva leaned forward despite the uniform's hand. Her breath fogged. "Shade work. They hammer brass thin and bite sigils in with acid. It points to the nearest rift. Portal. Thin place. You feel sick near one." Quinn weighed the compass in her palm. The needle held steady, quivering against the pin. "Morris carried one like this." Pryce went still. "Your old partner? Quinn—" "DS Morris bled out three years back in a warehouse in Poplar. No wound track matched the blood loss. Brass stank of ozone. Same smell as here." Eva opened her satchel and pulled a cloth-bound ledger. Pages bristled with tabs. "The Market trades in three things. Enchanted goods. Banned alchemical substances. Information. They set up near rifts for quick exits. Full moon thins the wall. Sellers bring compasses to find the door." Quinn stood and walked the drag line backward. Her boots left sharp prints in dust. She traced the line to the tunnel mouth where black swallowed the rails. Her torch found scuffs on the sleepers, a smear of verdigris dust, a second shoe twenty feet in. She called back without looking. "Pryce. Your crawler theory needs knees and hands in dust. Show me crawl marks." Pryce swept his beam low. The dust lay smooth. "He could have walked with a cut throat for a bit. Adrenaline." Quinn shook her head and pointed her beam at the victim's shoe. Laces knotted double. Sole clean. "A man with a severed throat walks twenty feet on ballast and keeps clean soles? He walked through blood in the tunnel and left no prints?" Eva stood, shook off the uniform, and stepped to the platform edge. She tucked hair behind her left ear again and pointed at the compass in Quinn's hand. "Watch the needle when you move." Quinn paced three steps toward the kiosks. The needle swung. She paced three steps toward the tunnel. The needle snapped back and locked. Pryce rubbed his face. "Magnet. Rails. Scrap iron." Quinn set the compass on the platform and nudged it with her pen. The needle held north. "Rails run east-west here. Iron pulls in all directions. This holds one line." She crouched again by the body and lifted the chin with two fingers. Beneath the gash the skin showed a thin green stain along the vessels. "Alchemical burn. Not a knife." Eva crouched opposite, satchel thumping against her knee. She peered over her glasses. "Nightshade oil mixed with rift water. It opens skin like a zip. No pressure. No spray. Sellers use it to punish thieves who talk. They take the body through the rift and dump it where the Market stood, to warn the next lot." Quinn scanned the concourse again. Stalls gone. Stock gone. Crowd gone. One body left in dust with a token and a compass. "Someone cleared a hundred stalls in under an hour and left no litter. No brass shavings. No paper. Professional clear-out." Pryce closed his notebook. "So what? We log it as suspicious and wait for forensics." Quinn lifted the bone token to her torch. The hollow eye stared back. "He did not die here. He died through that tunnel, near the rift. They dragged him back feet-first — see the heel scuff and the coat riding up at the shoulders — and laid him out for display. The compass locked because the door still stands open."
created_at"2026-09-03T08:06:37.8Z" 9/3/2026, 8:06:37 AM
model"meta/muse-spark-1.3-20260902"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency4554
moderation_latency(null)
generation_time72457
tokens_prompt1112
tokens_completion1867
native_tokens_prompt1021
native_tokens_completion4666
native_tokens_completion_images0
native_tokens_reasoning2942
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"auto"
usage0.02110675
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788422797-c0WH0WDPu3UEbfhLDoaO"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788422797-tjSIhLPHcyYs7mBbcwI3"
upstream_id"resp_6a992a8e8894ee4aad5a44b1"
provider_responses
0
endpoint_id"cf4f1b4e-1719-4b65-9111-7dd7635e5a2f"
id"resp_6a992a8e8894ee4aad5a44b1"
is_byokfalse
latency753
model_permaslug"meta/muse-spark-1.3-20260902"
provider_name"Meta"
status200
total_cost0.02110675
cache_discount(null)
upstream_inference_cost0
provider_name"Meta"
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
totalTags0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1225
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)
75.51% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1225
totalAiIsms6
found
0
word"echoed"
count1
1
word"stark"
count1
2
word"flicked"
count1
3
word"etched"
count1
4
word"traced"
count1
5
word"scanned"
count1
highlights
0"echoed"
1"stark"
2"flicked"
3"etched"
4"traced"
5"scanned"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"jaw/fists clenched"
count1
highlights
0"fist clenched"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences90
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences90
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences122
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen46
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1227
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions3
unquotedAttributions0
matches(empty)
30.11% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions35
wordCount709
uniqueNames6
maxNameDensity2.4
worstName"Quinn"
maxWindowNameDensity3
worstWindowName"Quinn"
discoveredNames
Northern1
Quinn17
Camden1
Tube1
Pryce9
Eva6
persons
0"Quinn"
1"Pryce"
2"Eva"
places
0"Camden"
globalScore0.301
windowScore0.667
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences58
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1227
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences122
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs69
mean17.78
std12.59
cv0.708
sampleLengths
028
139
235
323
48
527
614
732
85
99
1014
1136
1216
137
1419
1523
1619
177
1859
1912
204
211
2223
236
2423
255
2629
279
282
297
3017
3110
3230
3333
3430
353
3610
3726
3815
395
403
414
4227
4313
4432
4546
465
4714
489
4912
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences90
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs121
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences122
ratio0
matches(empty)
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount711
adjectiveStacks1
stackExamples
0"stark against pale skin."
adverbCount12
adverbRatio0.016877637130801686
lyAdverbCount1
lyAdverbRatio0.0014064697609001407
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences122
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences122
mean10.06
std8.04
cv0.799
sampleLengths
011
117
25
312
49
513
610
71
82
93
1012
117
129
1314
148
1514
1613
1714
187
1925
205
219
2214
232
243
2511
264
275
286
295
3016
317
3219
338
347
358
367
372
3810
397
407
4122
427
436
4410
457
4612
474
481
4923
64.21% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats5
diversityRatio0.4098360655737705
totalSentences122
uniqueOpeners50
40.65% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences82
matches
0"Instead fine lines etched concentric"
ratio0.012
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount20
totalSentences82
matches
0"It smelled of wet concrete,"
1"Her torch cut a white"
2"His throat showed a split"
3"She rolled her left wrist"
4"He shone his torch across"
5"Her knees cracked."
6"Her sharp jaw tightened as"
7"She gloved up and eased"
8"She tucked hair behind her"
9"She patted the victim's coat."
10"She held it under her"
11"Her breath fogged."
12"Her boots left sharp prints"
13"She traced the line to"
14"Her torch found scuffs on"
15"She called back without looking."
16"She tucked hair behind her"
17"She paced three steps toward"
18"She crouched again by the"
19"She peered over her glasses."
ratio0.244
33.17% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount70
totalSentences82
matches
0"The Northern line rattled overhead"
1"Harlow Quinn ducked under the"
2"It smelled of wet concrete,"
3"Her torch cut a white"
4"The abandoned Tube station opened"
5"A man lay on his"
6"His throat showed a split"
7"The platform around him held"
8"Quinn stopped at the edge"
9"She rolled her left wrist"
10"DC Pryce stood over the"
11"He shone his torch across"
12"Quinn swept her beam along"
13"Dust lay thick across the"
14"Pryce frowned and tapped his"
15"Her knees cracked."
16"Her sharp jaw tightened as"
17"The edges gaped clean."
18"Pryce swung his torch toward"
19"Quinn ran her light over"
ratio0.854
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences82
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences28
technicalSentenceCount0
matches(empty)
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
87.9217%