Run: 2026-03-03-01KJTXWAKFCXBAYFNY54E6NX24

Run Details

Duration:
5m 31s
Cost:
$0.004932
Provider:
Seed

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 metal staircase creaked under Harlow Quinn’s boots, each step echoing off the tunnel’s damp, soot-streaked walls until she stepped onto the abandoned platform. A loose tile scraped her calf, leaving a thin, red scratch across her jeans. The air smelled like mildew, burnt frankincense, and the sharp copper tang of fresh blood. She adjusted the worn leather watch on her left wrist, the brass casing catching the silver moonlight seeping through the cracked ceiling tiles above. Eighteen years on the Met, and she’d never set foot in a place this off the books—until tonight. The tip had come in via an encrypted email, sent to a burner account she’d opened three years prior, the day Morris’s case was closed without a solution. A man slumped against a crumbling tile wall ten feet away, his dark hair matted with blood, his eyes wide open and fixed on the tunnel ceiling. A dark pool spread across the concrete at his chest, seeping into the cracks between the slabs, spreading toward a rusted subway bench bolted to the wall. Beside him, a folding table draped in frayed black cloth had been overturned, its contents scattered across the floor: cracked ceramic bowls, a vial of glowing green liquid that bubbled softly in the moonlight, a stack of hand-painted sigils curled at the edges, some faded to near invisibility. Harlow’s shoulders tightened, her posture shifting to the military precision she’d learned at Sandhurst before transferring to the Met. She’d spent three years chasing the ghost of this exact scene—the night DS Morris took a bullet to the chest, the bullet that had left no shell casing, that had vanished from the crime scene like it had never existed. This place, the abandoned Camden Tube station, was supposed to be a dead end for her investigation. But then the tip came in: a seller at the underground market here had been asking about a Met detective who’d lost a partner to supernatural causes. She’d begged Eva to help her get a bone token, the entry requirement for the Veil Market, spending three nights digging through Eva’s British Museum archives to find the right type of animal bone for the ritual. “you’re late.” Harlow turned. Eva Kowalski leaned against a concrete pillar, her round glasses slipping down the bridge of her freckled nose, a curl of red hair tucked automatically behind her left ear—her nervous habit, the one she fell back on when out of her depth. Her worn leather satchel bulged with books, the strap frayed at the edges where it rubbed against her shoulder, a copy of *The Lesser Key of Solomon* peeking out from the top pocket. She flipped closed a leather-bound notebook and pushed off the pillar, stepping carefully over a shard of a ceramic mixing bowl, her boots squeaking slightly on the damp concrete. “Traffic on the Northern Line was a nightmare,” Harlow said, nodding at the body. “Uniform called it in as a mugging gone wrong?” Eva’s jaw tightened. She knelt beside the victim, careful not to disturb the blood pool, and lifted his left hand by the wrist. A pale, faded brand was etched into his skin: a crescent moon sliced through by a straight line, the mark of a Veil Market enforcer, the people who kept the market’s rules, who collected the tithes from sellers and kept unwanted humans out. “They found his wallet in his inner coat pocket. Full of cash—twenty pound notes, a few coins, no signs of being picked. No defensive wounds. The stab wound’s clean, no ragged edges—like whoever did this knew where to strike, no wasted movement.” Harlow knelt beside her, pulling on a pair of latex gloves from her coat pocket, the fabric stretching tight over her fingers. She tilted the victim’s head slightly, exposing the short, neat cropping of his salt-and-pepper hair, the faint scar along his jawline from a bar fight when he was twenty. “He wasn’t a seller. He was an enforcer. Why would an enforcer get mugged? They carry protection charms, they know the layout of the market, they don’t let strangers get close.” Eva shrugged, but her hands fumbled slightly with her notebook, flipping to a page covered in scribbled notes about Veil Market enforcers. “Maybe he was alone. Maybe the mugger surprised him, got the drop on him.” Harlow pointed to the overturned table. “He was guarding that table. Look at the sigils—those are protection charms, the ones the market sells to tourists who think they’re buying good luck, five quid a pop. An enforcer wouldn’t be guarding a stack of cheap charms. They’re smuggling something. Or he was guarding someone who was.” She reached into the victim’s inner coat pocket, pulling out a crumpled receipt. The paper was yellowed at the edges, the printing faded, but she could make out the Royal Arms of the British Museum, and an accession number for a 12th-century grimoire titled *On Closing the Between*. Eva’s eyes widened, her glasses slipping further down her nose. “That’s the one I told you about,” she said, tucking a strand of hair behind her ear, her voice quiet now, the nervous habit slowing as she focused. “The grimoire that’s been missing from the restricted archives for three weeks. The one about closing supernatural rifts, the one the museum’s been hiding because they don’t want to admit it’s real.” Harlow’s stomach dropped, the cold weight of three years of unspoken grief settling in her chest. Three years ago, Morris had died while trying to close a rift that had opened up beneath a South London pub, a rift that had swallowed the bullet that killed him before forensics could arrive. She’d spent every spare minute since then digging through old case files, chasing leads that the Met had written off as psychosomatic stress, that her superiors had told her to drop before she ruined her career. She pulled the Veil Compass from her coat pocket, the small brass casing warm against her palm, the verdigris patina covered in faint protective sigils etched around the glass face. She held it over the body, and the needle swung wildly for a long moment, spinning in tight circles before snapping to point directly at the far tunnel wall, where a stack of oil drums sat against the concrete, their rusted lids dented and scratched. “Wait,” Eva said, leaning toward the drums, her hand reaching for her satchel. “That’s the exit? No, the exit’s through the staircase we came down, the one with the bone token lock. The oil drums are just… storage.” Harlow stepped toward the wall, her boots crunching on broken glass and scattered papers, the smell of burnt frankincense getting stronger the closer she got. She ran her hand along the concrete, feeling for a seam, a hidden panel, anything that didn’t match the soot-streaked walls. A faint glow seeped through the cracks between the bricks, a pale silver light that matched the moonlight outside, warm and thrumming with energy. “Morris died because he couldn’t see the rift,” Harlow said, her voice sharp, each word clear and precise, the military precision kicking in now that she was onto something. “This market’s built on top of a rift. The Veil Compass points to the nearest one. This wasn’t a mugging. This was a hit.” She pressed her palm against the concrete, and the wall shifted slightly, sliding open to reveal a narrow tunnel beyond, glowing with the same silver light, the air smelling like ozone and wild garlic. Eva stepped back, her hand flying to her satchel, her glasses slipping down her nose completely. “That’s a rift. Oh god, that’s a rift.” Harlow pulled her service weapon from her holster, her hands steady—something she’d learned during her military training, when she’d had to stay calm under fire. “The enforcer was guarding the grimoire. The killer took it, then went through the rift.” She knelt beside the overturned table, picking up a small, dented brass compass lying half-buried in a pile of broken ceramic. It was smaller than her own Veil Compass, the verdigris patina worn thin in spots, the sigils etched around the face faded. She turned it over, and saw the same crescent moon and straight line brand etched into its casing, right next to the hinge. “That’s his,” Eva said, her voice quiet, her hands shaking slightly as she leaned closer. “The Veil Compasses the Shade artisans make here—they’re calibrated to the market’s rifts. His compass is pointing the other way.” Harlow held the compass up, and the needle swung toward the hidden tunnel, not toward the stack of oil drums where she’d found the rift. “He knew the killer was going to use the rift to escape. But he didn’t have time to warn anyone. He tried to use his compass to track them, but he was too late.” She stood up, looking back at the body, the blood pool spreading further across the concrete now, seeping into the cracks between the slabs. The uniform on scene had written off the strange symbols on the wall, the glowing vial, the missing grimoire, the brand on the victim’s wrist as just parts of a drug deal gone wrong. But Harlow hadn’t missed any of it. She’d spent three years ignoring the parts of her partner’s death that didn’t add up, that couldn’t be explained by normal police work, that her superiors had told her to forget. Now she had a lead, a rift, a killer who was using supernatural tools to cover their tracks, and a best friend who was right there beside her, helping her piece it all together.
created_at"2026-03-03T22:42:41.917Z" 3/3/2026, 10:42:41 PM
model"bytedance-seed/seed-2.0-mini-20260224"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1149
moderation_latency(null)
generation_time330628
tokens_prompt1149
tokens_completion13619
native_tokens_prompt1142
native_tokens_completion12044
native_tokens_completion_images(null)
native_tokens_reasoning9959
native_tokens_cached0
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"stop"
usage0.0049318
router(null)
provider_responses
0
endpoint_id"9265aa87-9657-4d40-b9d7-2a70318e57d9"
id"02177257776242040df8d8926005c369421892d4819382e2d6d65"
is_byokfalse
latency1149
model_permaslug"bytedance-seed/seed-2.0-mini-20260224"
provider_name"Seed"
status200
api_type"completions"
id"gen-1772577761-UmnT4QRi0YFipe1iNQa8"
upstream_id"02177257776242040df8d8926005c369421892d4819382e2d6d65"
total_cost0.0049318
cache_discount(null)
upstream_inference_cost0
provider_name"Seed"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags7
adverbTagCount0
adverbTags(empty)
dialogueSentences18
tagDensity0.389
leniency0.778
rawRatio0
effectiveRatio0
75.20% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1613
totalAiIsmAdverbs8
found
0
adverb"softly"
count1
1
adverb"carefully"
count1
2
adverb"slightly"
count5
3
adverb"completely"
count1
highlights
0"softly"
1"carefully"
2"slightly"
3"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)
72.10% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1613
totalAiIsms9
found
0
word"echoing"
count1
1
word"etched"
count4
2
word"stomach"
count1
3
word"weight"
count1
4
word"unspoken"
count1
5
word"calibrated"
count1
highlights
0"echoing"
1"etched"
2"stomach"
3"weight"
4"unspoken"
5"calibrated"
66.67% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow2
found
0
label"eyes widened/narrowed"
count1
1
label"stomach dropped/sank"
count1
highlights
0"eyes widened"
1"stomach dropped"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences53
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences53
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences64
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen63
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans2
markdownWords9
totalWords1606
ratio0.006
matches
0"The Lesser Key of Solomon"
1"On Closing the Between"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions12
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions54
wordCount1275
uniqueNames21
maxNameDensity0.94
worstName"Harlow"
maxWindowNameDensity2
worstWindowName"Eva"
discoveredNames
Harlow12
Quinn1
Met4
Morris3
Sandhurst1
Camden1
Tube1
Eva9
Veil5
Market3
British2
Museum2
Kowalski1
Lesser1
Key1
Royal1
Arms1
Closing1
South1
London1
Compass2
persons
0"Harlow"
1"Quinn"
2"Morris"
3"Eva"
4"Market"
5"Museum"
6"Kowalski"
places
0"Sandhurst"
1"South"
2"London"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences51
glossingSentenceCount1
matches
0"smelled like mildew, burnt frankincense, a"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1606
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences64
matches
0"work, that her"
95.32% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs21
mean76.48
std36.99
cv0.484
sampleLengths
0123
1102
2140
32
4106
523
6108
782
836
9113
1060
1187
1275
13108
1453
1558
1640
1766
1835
1959
20130
78.78% Passive voice overuse
Target: ≤2% passive sentences
passiveCount4
totalSentences53
matches
0"been overturned"
1"was supposed"
2"was etched"
3"was yellowed"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs202
matches
0"was using"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount4
semicolonCount0
flaggedSentences4
totalSentences64
ratio0.063
matches
0"Eighteen years on the Met, and she’d never set foot in a place this off the books—until tonight."
1"She’d spent three years chasing the ghost of this exact scene—the night DS Morris took a bullet to the chest, the bullet that had left no shell casing, that had vanished from the crime scene like it had never existed."
2"Eva Kowalski leaned against a concrete pillar, her round glasses slipping down the bridge of her freckled nose, a curl of red hair tucked automatically behind her left ear—her nervous habit, the one she fell back on when out of her depth."
3"Harlow pulled her service weapon from her holster, her hands steady—something she’d learned during her military training, when she’d had to stay calm under fire."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1286
adjectiveStacks1
stackExamples
0"damp, soot-streaked walls"
adverbCount25
adverbRatio0.019440124416796267
lyAdverbCount11
lyAdverbRatio0.008553654743390357
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences64
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences64
mean25.09
std12.09
cv0.482
sampleLengths
024
114
215
324
418
528
627
727
848
919
1040
1117
1227
1337
142
152
1642
1733
1829
1914
209
213
2220
2343
2442
2522
2629
2731
2822
2914
306
3162
3235
3310
3428
3532
3616
3735
3836
3930
4045
4113
4250
4321
4424
4529
4624
4734
4816
498
52.60% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats3
diversityRatio0.34375
totalSentences64
uniqueOpeners22
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences52
matches(empty)
ratio0
73.85% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount19
totalSentences52
matches
0"She adjusted the worn leather"
1"She’d spent three years chasing"
2"She’d begged Eva to help"
3"Her worn leather satchel bulged"
4"She flipped closed a leather-bound"
5"She knelt beside the victim,"
6"She tilted the victim’s head"
7"She reached into the victim’s"
8"she said, tucking a strand"
9"She’d spent every spare minute"
10"She pulled the Veil Compass"
11"She held it over the"
12"She ran her hand along"
13"She pressed her palm against"
14"She knelt beside the overturned"
15"It was smaller than her"
16"She turned it over, and"
17"She stood up, looking back"
18"She’d spent three years ignoring"
ratio0.365
17.69% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount46
totalSentences52
matches
0"The metal staircase creaked under"
1"A loose tile scraped her"
2"The air smelled like mildew,"
3"She adjusted the worn leather"
4"The tip had come in"
5"A man slumped against a"
6"A dark pool spread across"
7"Harlow’s shoulders tightened, her posture"
8"She’d spent three years chasing"
9"This place, the abandoned Camden"
10"She’d begged Eva to help"
11"Eva Kowalski leaned against a"
12"Her worn leather satchel bulged"
13"She flipped closed a leather-bound"
14"Harlow said, nodding at the"
15"Eva’s jaw tightened."
16"She knelt beside the victim,"
17"A pale, faded brand was"
18"Harlow knelt beside her, pulling"
19"She tilted the victim’s head"
ratio0.885
96.15% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences52
matches
0"Now she had a lead,"
ratio0.019
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences42
technicalSentenceCount11
matches
0"A dark pool spread across the concrete at his chest, seeping into the cracks between the slabs, spreading toward a rusted subway bench bolted to the wall."
1"Beside him, a folding table draped in frayed black cloth had been overturned, its contents scattered across the floor: cracked ceramic bowls, a vial of glowing …"
2"Harlow’s shoulders tightened, her posture shifting to the military precision she’d learned at Sandhurst before transferring to the Met."
3"But then the tip came in: a seller at the underground market here had been asking about a Met detective who’d lost a partner to supernatural causes."
4"A pale, faded brand was etched into his skin: a crescent moon sliced through by a straight line, the mark of a Veil Market enforcer, the people who kept the mar…"
5"Three years ago, Morris had died while trying to close a rift that had opened up beneath a South London pub, a rift that had swallowed the bullet that killed hi…"
6"She ran her hand along the concrete, feeling for a seam, a hidden panel, anything that didn’t match the soot-streaked walls."
7"A faint glow seeped through the cracks between the bricks, a pale silver light that matched the moonlight outside, warm and thrumming with energy."
8"Eva stepped back, her hand flying to her satchel, her glasses slipping down her nose completely."
9"She’d spent three years ignoring the parts of her partner’s death that didn’t add up, that couldn’t be explained by normal police work, that her superiors had t…"
10"Now she had a lead, a rift, a killer who was using supernatural tools to cover their tracks, and a best friend who was right there beside her, helping her piece…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount0
fancyTags(empty)
dialogueSentences18
tagDensity0.278
leniency0.556
rawRatio0
effectiveRatio0
80.7457%