Run: 2026-03-18-01KM0ABTCPY5496YS76TVV8D0A

Run Details

Duration:
37.0s
Cost:
$0.002806
Provider:
Mistral

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 stepped off the rickety lift into the stale, damp air of the abandoned Tube station. The platform’s tiled walls glinted dull under her torchlight, the edges cracked and missing tiles like teeth knocked out in a fight. A flicker of movement caught her eye—a navy-blue coat swaying near the tunnel mouth where the tracks had collapsed years ago, or so the records claimed. She adjusted the strap of her leather bag, fingers brushing the worn brass compass inside. Photographs, notebook, gloves, all accounted for. Active shooter protocol was useless here. She was in territory where bullets might not matter as much as bones and curses. Her boots clicked on the pebbled concrete, each step echoing into the dark. The air smelled of wet stone and something older—rusted pipes mixed with burnt wiring and the faintest whiff of something sweet, almost like clover. Not the usual stench of a crime scene. These ruins had been silent before anyone died here. A bonfire smoldered near the edge of the platform, casting long shadows past the makeshift stalls that shouldn’t exist. Tarpaulins sagged over crooked trestles laden with jars that pulsed with an inner glow, cloth bundles humming like trapped bees. A woman in a long coat argued with a man in a bowler hat over a brass pocket watch, their voices low and tense. Quinn didn’t pause. She knew better than to interfere in Veil Market disputes. She only cared about what had brought her here. Then she saw the body. Not sprawled where you’d expect in a struggle. Not near the tracks, not in the middle of the platform. It lay beneath the rusted, faded sign for *Camden Town*, hands folded over a chest sliced open cleanly. Not torn. Not ragged. Something surgical in the precision. Blood pooled dark on the stone, thick enough to smell—coppery, cloying. Not sprayed. Not spattered. Collected. Like it had been poured into the hollow between his ribs. She crouched, ignoring the damp seeping through her trousers. The victim was a man, early thirties, dark hair, pale skin. Wearing a cheap suit, shoes scuffed at the toes. No wallet. No phone. But his fingers... She reached out, gloved hand stopping short. His fingernails were black at the tips. Not dirt. Not grime. Like charred from the inside. She exhaled through her nose. “You’re late.” The voice came from behind her. Steady. Familiar. Quinn didn’t flinch. Military training had conditioned her against surprises. Eva Kowalski stepped into the torchlight, her round glasses reflecting the flicker of the bonfire. She carried a worn brown satchel slung over one shoulder, bulging with books, the strap digging into her freckled skin. A curl of red hair had escaped her glasses frame—she tucked it behind her left ear with a nervous flick. “You called it in?” Quinn asked. Eva nodded toward the body. “He was still warming when I got here. But not from this place.” Quinn stood slowly. “You know this crowd?” Eva adjusted her glasses, her breath fogging the lenses for a second. “Not personally. But I know the kind of energy this place leaks. And this..." She gestured vaguely at the corpse. "...this isn’t human murder.” Quinn crossed her arms. “Care to explain how a market vendor ends up gutted like a fish, with no signs of struggle, no weapon, and fingers cooked from the inside out?” Eva pulled her glasses off, rubbed the bridge of her nose. “Supernatural residue. Old. Not recent.” Quinn glanced at her watch—worn leather, ticking steady despite the damp. “Supernatural isn’t in the Met’s manual, Eva.” “Neither was a crime scene inside a ghost market.” Eva slid her glasses back on. “But here we are.” Quinn crouched again. The wound was too precise. No hesitation, no mess. The blood seemed to have congealed in a way that defied timing—like it had stopped flowing before death. Like someone had drained him after the fact. She reached into her bag, pulled out nitrile gloves, snapped them on with a sharp sound that cut through the market’s murmurs. “No defensive wounds,” she muttered. “No bruising on the wrists, the neck. No scratches. No hair pulled. He didn’t fight back.” “Because he didn’t need to,” Eva said softly. “Or because he couldn’t.” Quinn looked up. “Couldn’t?” Eva’s fingers tightened on her satchel strap. “Some entities paralyze before they kill. Lock the body. Leave it presentable.” Quinn stood, wiped her hands on her trousers. Something in Eva’s tone rang hollow—like she was reciting lines from a half-remembered book. “You brought the compass?” Quinn asked. Eva patted her satchel. “Veil Compass. Points toward the nearest rift.” “Will it point to a killer?” Eva met her stare. “It points to what’s unnatural. And something here is unraveling fast.” Quinn exhaled through her teeth. She didn’t believe in “unraveling fast.” Not officially. But she’d seen things in this job that didn’t fit the ledger. She turned back to the body. The incision was clean. No serrated edge. No hesitation. But the margins looked cauterized—edges darkened, tissue fused. She knelt again, closer. Something glinted deep in the cavity. She reached in, pinched it between thumb and forefinger. Cold. Not steel. Not surgical grade. Bronze. Engraved with spirals and jagged sigils that made her fingers twitch. She pulled it free. A twisted shard, no longer than a thumb. Eva leaned in. “What is it?” Quinn held it up under the light. “Part of the blade?” “Or a calling card.” Quinn pocketed it. “Why leave a clue?” “Because the killer wants to be seen.” Quinn raised an eyebrow. “That’s not how most killers operate.” “Most killers aren’t from this world.” Quinn stood, brushed dust from her knee. “Dead men tell no tales, Eva. But bodies leave patterns. And this one’s pattern—” A scream tore through the market. Sharp. Female. Cut short. Both women pivoted toward the stalls. A man in a long oilskin coat stumbled backward, nearly knocking over a pyramid of glowing jars. Green liquid sloshed, hissed against the stone. He shrieked, clutching his face—black veins spidering from his eyes like ink in water. Quinn moved before thought took shape. Boots ate up the distance. Eva kept pace, her satchel bouncing against her hip. By the time Quinn reached the stall, the man was on his knees, trembling. Foam flecked his lips. His pupils were gone—just black pits pouring darkness. She knelt. No pulse. No breath. Yet his body jerked in aftershocks. She looked up at a stall keeper—a wiry figure with too many knuckles per finger. “What did he buy?” The keeper didn’t answer. Just stared at the spreading stain on the platform. Not blood. Not red. Black. Thick. Alive. Like spilled oil, but darker. It crept into the stone, dissolving cracks. Eva’s hand flew to her chest. “Oh my God.” Quinn stood. “Then what is it?” “The Veil itself,” Eva whispered. “Bleeding.” Quinn looked at the creeping stain, then at the charred corpse, then at Eva. “You said the killer wants to be seen.” Eva nodded slowly. “Now he’s showing us everything.” From the tunnel mouth, a shadow detached itself from the wall. Too tall. Too still. Quinn’s hand went to her sidearm. The shadow advanced—no face, just a void in the shape of a man. It moved without weight, without sound. It spoke. Voice layered, overlapping whispers. Quinn didn’t lower her gun. “You took something,” it said. “Give it back.” Eva’s breath caught. “It’s one of them. A Shade.” Quinn didn’t blink. “Shut up, Eva.” Because she recognized the thing now. Not human. Not animal. But it wore the shape of a man, and it wanted the bronze shard. She pulled the piece halfway from her pocket. The Shade extended a void-hand. “The anchor. Return it.” Quinn holstered her firearm. “Not happening.” The market stalls erupted in motion. Glass shattered. Jars burst like popped blisters. The bonfire roared into blue flame. Eva grabbed Quinn’s arm. “We need to go. Now.” The Shade took a step forward. Quinn tightened her grip on Eva’s wrist. Bones sheathed in freckles and nervous energy. “When I say run,” she said low, “you run. Don’t look back.” Eva stared at the advancing darkness. Mascara smudged at the corners of her eyes. Then she nodded. Quinn drew her weapon. Sighted onto the black chest where a heart should beat. “Last chance,” she said flat. “Or I put you down.” The void flickered. Like a candle snuffed. Then it lunged.
created_at"2026-03-18T11:12:46.502Z" 3/18/2026, 11:12:46 AM
model"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency445
moderation_latency(null)
generation_time36819
tokens_prompt1149
tokens_completion5175
native_tokens_prompt1074
native_tokens_completion4470
native_tokens_completion_images(null)
native_tokens_reasoning2840
native_tokens_cached272
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"
usage0.00280638
router(null)
provider_responses
0
endpoint_id"f5ed6283-4e17-457d-98cd-2ec0c318171d"
id"0f7ff8ed9eaa42a6aee1a804eb91dc7c"
is_byokfalse
latency439
model_permaslug"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
provider_name"Mistral"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773832366-DR18f9n7OzUBwtRTeiud"
upstream_id"0f7ff8ed9eaa42a6aee1a804eb91dc7c"
total_cost0.00280638
cache_discount0.00003672
upstream_inference_cost0
provider_name"Mistral"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags11
adverbTagCount2
adverbTags
0"She gestured vaguely [vaguely]"
1"Eva said softly [softly]"
dialogueSentences47
tagDensity0.234
leniency0.468
rawRatio0.182
effectiveRatio0.085
89.41% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1416
totalAiIsmAdverbs3
found
0
adverb"slowly"
count2
1
adverb"softly"
count1
highlights
0"slowly"
1"softly"
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)
57.63% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1416
totalAiIsms12
found
0
word"flicker"
count2
1
word"echoing"
count1
2
word"pulsed"
count1
3
word"familiar"
count1
4
word"unraveling"
count2
5
word"eyebrow"
count1
6
word"pulse"
count1
7
word"weight"
count1
8
word"shattered"
count1
9
word"flickered"
count1
highlights
0"flicker"
1"echoing"
2"pulsed"
3"familiar"
4"unraveling"
5"eyebrow"
6"pulse"
7"weight"
8"shattered"
9"flickered"
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
narrationSentences166
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount1
narrationSentences166
filterMatches
0"watch"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences202
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen28
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords2
totalWords1406
ratio0.001
matches
0"Camden Town"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions11
unquotedAttributions0
matches(empty)
16.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions59
wordCount1124
uniqueNames9
maxNameDensity2.4
worstName"Quinn"
maxWindowNameDensity4.5
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn27
Tube1
Veil1
Market1
Kowalski1
Eva20
Shade2
Like5
persons
0"Harlow"
1"Quinn"
2"Kowalski"
3"Eva"
4"Shade"
5"Like"
places
0"Veil"
1"Market"
globalScore0.299
windowScore0.167
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences82
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1406
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences202
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs87
mean16.16
std13.92
cv0.861
sampleLengths
066
142
254
363
422
55
646
727
836
97
1016
115
122
138
1410
1555
166
1718
187
1936
2031
2116
2218
2319
2438
2522
2621
2712
284
2919
3022
316
3211
336
3415
3525
3623
3710
3827
3912
406
4111
424
437
447
4510
466
4721
486
494
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences166
matches
0"been poured"
1"were gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs212
matches
0"was reciting"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount12
semicolonCount0
flaggedSentences12
totalSentences202
ratio0.059
matches
0"A flicker of movement caught her eye—a navy-blue coat swaying near the tunnel mouth where the tracks had collapsed years ago, or so the records claimed."
1"The air smelled of wet stone and something older—rusted pipes mixed with burnt wiring and the faintest whiff of something sweet, almost like clover."
2"Blood pooled dark on the stone, thick enough to smell—coppery, cloying."
3"A curl of red hair had escaped her glasses frame—she tucked it behind her left ear with a nervous flick."
4"Quinn glanced at her watch—worn leather, ticking steady despite the damp."
5"The blood seemed to have congealed in a way that defied timing—like it had stopped flowing before death."
6"Something in Eva’s tone rang hollow—like she was reciting lines from a half-remembered book."
7"But the margins looked cauterized—edges darkened, tissue fused."
8"He shrieked, clutching his face—black veins spidering from his eyes like ink in water."
9"His pupils were gone—just black pits pouring darkness."
10"She looked up at a stall keeper—a wiry figure with too many knuckles per finger."
11"The shadow advanced—no face, just a void in the shape of a man."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1137
adjectiveStacks0
stackExamples(empty)
adverbCount33
adverbRatio0.029023746701846966
lyAdverbCount9
lyAdverbRatio0.0079155672823219
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences202
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences202
mean6.96
std5.4
cv0.775
sampleLengths
018
122
226
315
46
56
615
713
824
98
109
1119
1220
1324
143
1510
169
175
188
1911
2018
212
222
235
2411
252
262
271
2811
299
3011
319
322
332
343
357
367
372
382
395
405
412
426
431
441
453
467
4715
4820
4920
54.46% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats15
diversityRatio0.3712871287128713
totalSentences202
uniqueOpeners75
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences128
matches
0"Then she saw the body."
1"Just stared at the spreading"
2"Then she nodded."
3"Then it lunged."
ratio0.031
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount26
totalSentences128
matches
0"She adjusted the strap of"
1"She was in territory where"
2"Her boots clicked on the"
3"She knew better than to"
4"She only cared about what"
5"It lay beneath the rusted,"
6"She crouched, ignoring the damp"
7"She reached out, gloved hand"
8"His fingernails were black at"
9"She exhaled through her nose."
10"She carried a worn brown"
11"She gestured vaguely at the"
12"She reached into her bag,"
13"She didn’t believe in Not"
14"She turned back to the"
15"She knelt again, closer."
16"She reached in, pinched it"
17"She pulled it free."
18"He shrieked, clutching his face—black"
19"His pupils were gone—just black"
ratio0.203
73.28% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount99
totalSentences128
matches
0"Detective Harlow Quinn stepped off"
1"The platform’s tiled walls glinted"
2"A flicker of movement caught"
3"She adjusted the strap of"
4"She was in territory where"
5"Her boots clicked on the"
6"The air smelled of wet"
7"These ruins had been silent"
8"A bonfire smoldered near the"
9"Tarpaulins sagged over crooked trestles"
10"A woman in a long"
11"Quinn didn’t pause."
12"She knew better than to"
13"She only cared about what"
14"It lay beneath the rusted,"
15"Something surgical in the precision."
16"Blood pooled dark on the"
17"She crouched, ignoring the damp"
18"The victim was a man,"
19"She reached out, gloved hand"
ratio0.773
78.13% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences128
matches
0"By the time Quinn reached"
1"Because she recognized the thing"
ratio0.016
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences36
technicalSentenceCount2
matches
0"A bonfire smoldered near the edge of the platform, casting long shadows past the makeshift stalls that shouldn’t exist."
1"Engraved with spirals and jagged sigils that made her fingers twitch."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags11
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags8
fancyCount2
fancyTags
0"she muttered (mutter)"
1"Eva whispered (whisper)"
dialogueSentences47
tagDensity0.17
leniency0.34
rawRatio0.25
effectiveRatio0.085
88.9854%