Run: 2026-02-24-01KJ8W34DJSVSSWDM9AA4PV7E4

Run Details

Model:
Aion 2.0
Duration:
1m 21s
Cost:
$0.005661
Provider:
AionLabs

Model input

System
You are an expert novelist with a gift for vivid, immersive prose. You write in tight third-person limited point of view with a strong narrative voice. Your prose is clean, precise, and engaging — you favor strong verbs, concrete details, and natural-sounding dialogue. You will be given a story bible (codex) containing canonical details about characters, locations, items, and lore. Use these details to ground your writing in the established world. Stay consistent with the codex. Write only the prose of the scene. Do not include titles, chapter headings, markdown formatting, or any commentary before or after the scene.
User/Human
<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> 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.

Model response

AI
The air in the abandoned Camden Tube station tasted of damp brick and ozone. Detective Harlow Quinn stood on the grimy platform, her torch beam cutting a swath through the absolute dark. The station had been closed for decades, but the silence here felt recent, violated. Her sharp jaw was set, her body held with the military precision of eighteen years on the force. The worn leather watch on her left wrist ticked audibly in the stillness, a familiar anchor. The call had been bizarre, routed through channels she didn't recognise. A possible homicide, location classified. She’d been met at a service door by a nervous uniformed constable who handed her a small, cold object—a token carved from what looked like bone—and muttered instructions about a market. Now, the token felt heavy in her coat pocket. A flickering, sourceless greenish light illuminated the far end of the platform. As she approached, the space resolved into a scene of chaotic commerce frozen in mid-transaction. Stalls made of repurposed piping and moth-eaten velvet were shoved aside, their wares spilled across the tracks: vials of shimmering liquid, bundles of feathers that seemed to shift colour, books bound in strange leather. This was the Veil Market. She’d heard whispers, always dismissed them as the ramblings of informants trying to sound important. Now, the evidence was literal at her feet. In the centre of the disruption, two Scene of Crime Officers in white suits moved with deliberate slowness. And beside them, a splash of vibrant red hair under the sickly light. Eva Kowalski looked up from a shattered glass case, her round glasses reflecting the green glow. She tucked a curl behind her left ear, a nervous gesture Quinn had noted the one other time they’d met, when Eva had been brought in for questioning about her association with Aurora Laine and that whole peculiar clique Quinn had her eye on. “Detective,” Eva said, her voice tight. “They said they were sending you.” “Miss Kowalski. Explain your presence.” Quinn’s tone was flat, procedural. She took in Eva’s freckled complexion, the worn leather satchel at her feet, bulging with books. “I’m a consultant. The museum… they have an understanding with certain departments. When things are… like this.” Eva gestured vaguely at the overturned stall. “They called me.” Quinn didn’t like it. She moved past Eva, her eyes cataloguing. The stall was clearly a jeweller’s or an artificer’s. Tools for fine metalwork were scattered among shards of glass and twisted bits of brass. The SOCOs were focusing on a cleared space on the workbench. “What’s the incident?” One of the SOCOs, a man named Porter, glanced up. “Theft, looks like. And possible assault. The proprietor, a Mr. Silas, is missing. A witness reported a struggle, a flash of light, then silence. When the market security arrived, this is what they found.” “Witness?” Quinn asked. “Gone. Vanished. Market crowd closed ranks,” Porter said, shrugging. Quinn’s gaze swept the area. The violence of the disruption was focused here, but it made no tactical sense. The stall was smashed from the inside out. The glass of the case was blasted outward, as if something within had exploded. Yet the most valuable-looking items—gemstones that pulsed with inner light, intricate silver mechanisms—lay untouched on the floor around it. A thief interested in loot would have grabbed those. “What was in the case?” Eva answered, her voice closer. Quinn hadn’t heard her approach. “A navigation device. A Veil Compass. Brass casing, sigils for protection. It doesn’t point north.” “What does it point to?” Quinn asked, though a cold knot was forming in her gut. “The nearest thin spot. A rift. A door.” Eva’s green eyes were earnest behind her glasses. “It’s a very powerful, very rare tool. And now it’s gone.” Quinn ignored the implication. She bent down, careful not to touch, and examined the pattern of the debris. Among the brass shards was one larger piece. She pointed her torch at it. It was a crescent-shaped fragment of a casing, etched with intricate, swirling lines that made her eyes water if she looked too long. The patina was a distinctive blue-green verdigris. “The compass was broken during the theft?” “It doesn’t look like it was broken,” Eva said, kneeling beside her, her satchel creaking. “It looks like it was opened. Forcibly. The energy release would have been… significant.” “Energy release.” Quinn stood, brushing dust from her trousers. “You’re talking about an explosive device.” “I’m talking about a supernatural artifact being destabilised,” Eva corrected gently, but there was steel beneath. “This wasn’t a simple robbery. Someone didn’t just want the compass. They wanted it to act as a key, or a trigger. The force came from within the case. See how everything is pushed away from this central point?” She traced an arc in the air. “No external impact.” Quinn saw it. The pattern was clear. But her mind rejected the cause. She’d spent three years rejecting causes, ever since Morris’s body was found in that warehouse with no marks, no cause of death, just that same faint smell of ozone and a look of utter terror on his face. The file was still open, still cold. “A shaped charge,” Quinn said, her voice hardening. “Placed inside the case. The thief knew what he was taking and didn’t want it traced. The blast pattern is consistent with a small, contained explosive.” Eva shook her head, a curl escaping again. “Detective, with respect, a shaped charge wouldn’t leave this residue.” She used a pencil from her satchel to point at a faint, shimmering dust that coated the surfaces near the case. It looked like powdered crystal, catching the light. “And it wouldn’t explain the witness’s report of a flash of light with no sound. Or this.” She pointed her pencil toward the back wall of the stall, a section of old, painted brick. Quinn hadn’t noticed it before. There was a mark, not a scorch, but a kind of shadow. A perfect, human-shaped silhouette, as if someone had been standing there and the very brick had forgotten them. The outline was crisp, detailed—she could even make out the suggestion of frayed cuffs on the jacket. “The proprietor?” Quinn asked, her professional detachment the only thing holding her steady. “Perhaps. Or someone else. That’s not a burn. It’s an absence. A metaphysical erasure.” “It’s a chemical reaction from the explosive,” Quinn insisted, but the words sounded hollow even to her. She walked to the wall, her torch beam illuminating the silhouette. Up close, she saw that the brick within the outline was not damaged, but different. It was older, more worn, as if decades of grime had settled in an instant. She reached out, then stopped herself. “You’re trying to fit this into a box your mind can accept,” Eva said, her voice low. “I understand. But the evidence doesn’t add up if you ignore half the variables. This market, the compass, the nature of the theft… this is my field, Detective. Someone used that compass to open something, or to find something, right here. And the backlash did… that.” She nodded at the shadow on the wall. Quinn turned from the wall, her eyes scanning the stall again, forcing herself to see. The untouched valuables. The inward explosion. The soundless flash. The crystalline dust. The shadow. Her watch felt heavy on her wrist. Morris had been investigating a series of bizarre thefts before he died. The reports mentioned strange residues. They’d been laughed out of the evidence room. She walked back to the workbench. Among the tools was a small, precise vise. Clamped in its jaws was not a piece of metal, but another fragment of the brass casing. This one had a different sigil. She leaned in. The etching was sharper, less worn. A duplicate? A replacement part? “The artisan was repairing it,” Quinn murmured, thinking aloud. “Or modifying it. The compass wasn’t just on display; it was being worked on. The thief didn’t just take a finished product. They took a project.” Eva was beside her again, following her gaze. “Yes. Which means they knew its exact state. This was targeted, specific. They needed *this* compass, at *this* moment in its construction.” Quinn’s mind raced, connecting points against her will. A compass that points to rifts. A forced activation. A silhouette of erased existence. A partner lost to a mystery that smelled of ozone. She looked from the shadow on the wall to the earnest, worried face of the occult researcher. The colleague offering the interpretation she’d spent years fighting. “Porter,” Quinn said, her voice betraying none of the chill spreading through her. “Bag all this crystalline residue. Full analysis. I want to know its chemical composition, but I also want to know if… if it reacts to anything unusual. Low-frequency sound. Magnetic fields. Light.” Porter blinked. “Unusual, ma’am?” “You heard me.” She turned to Eva. “You. The museum’s archives. Do you have records on these sigils? On this Silas?” Eva nodded, a spark of something like hope in her eyes. “I can look.” Quinn’s gaze returned to the shadow on the wall. What others had missed—what she had been missing—was the connection. Not just between the items, but between this crime and the hollow, unsolved space Morris had left behind. The evidence didn’t add up because she’d been trying to solve an equation with only half the numbers. Eva Kowalski was handing her the other half. She didn’t have to believe it, not yet. But she could follow it. She could hunt with it. “Then look,” Quinn said, her voice quiet but precise as a blade. “Someone knew exactly what they were doing here. That makes them smart. And smart people make mistakes. We just have to learn their language first.” She took one last look at the ghost on the brickwork, then strode from the stall, her torch beam leading her back into the dark. The bone token in her pocket felt like a key, and for the first time, she was afraid of what door it might unlock.
created_at"2026-02-24T22:25:08.035Z" 2/24/2026, 10:25:08 PM
model"aion-labs/aion-2.0-20260223"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2491
moderation_latency(null)
generation_time81402
tokens_prompt923
tokens_completion3622
native_tokens_prompt960
native_tokens_completion3058
native_tokens_completion_images(null)
native_tokens_reasoning950
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"
usage0.0056608
router(null)
provider_responses
0
endpoint_id"1e93b0bb-eb0f-49bc-8fda-947105413b86"
id"bf16c17a-6a8c-42ce-82e9-98a2fbe7e9b6"
is_byokfalse
latency100
model_permaslug"aion-labs/aion-2.0-20260223"
provider_name"AionLabs"
status200
api_type"completions"
id"gen-1771971908-mWJvjRNmc3aAvEHCYXU7"
upstream_id"bf16c17a-6a8c-42ce-82e9-98a2fbe7e9b6"
total_cost0.0056608
cache_discount(null)
upstream_inference_cost0
provider_name"AionLabs"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags19
adverbTagCount2
adverbTags
0"Eva gestured vaguely [vaguely]"
1"Eva corrected gently [gently]"
dialogueSentences42
tagDensity0.452
leniency0.905
rawRatio0.105
effectiveRatio0.095
88.14% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1686
totalAiIsmAdverbs4
found
0
adverb"very"
count3
1
adverb"gently"
count1
highlights
0"very"
1"gently"
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)
28.83% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1686
totalAiIsms24
found
0
word"silence"
count2
1
word"familiar"
count1
2
word"resolved"
count1
3
word"chaotic"
count1
4
word"velvet"
count1
5
word"shattered"
count1
6
word"pulsed"
count1
7
word"intricate"
count2
8
word"implication"
count1
9
word"etched"
count1
10
word"traced"
count2
11
word"crystal"
count1
12
word"perfect"
count1
13
word"variables"
count1
14
word"scanning"
count1
15
word"crystalline"
count2
16
word"etching"
count1
17
word"raced"
count1
18
word"chill"
count1
19
word"magnetic"
count1
highlights
0"silence"
1"familiar"
2"resolved"
3"chaotic"
4"velvet"
5"shattered"
6"pulsed"
7"intricate"
8"implication"
9"etched"
10"traced"
11"crystal"
12"perfect"
13"variables"
14"scanning"
15"crystalline"
16"etching"
17"raced"
18"chill"
19"magnetic"
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
emotionTells1
narrationSentences115
matches
0"was afraid"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount1
narrationSentences115
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)
analyzedSentences136
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen54
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans2
markdownWords2
totalWords1679
ratio0.001
matches
0"this"
1"this"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions20
unquotedAttributions0
matches(empty)
33.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions56
wordCount1201
uniqueNames15
maxNameDensity1.83
worstName"Quinn"
maxWindowNameDensity4
worstWindowName"Quinn"
discoveredNames
Camden1
Tube1
Harlow1
Quinn22
Veil1
Market1
Scene1
Crime1
Officers1
Kowalski2
Eva16
Aurora1
Laine1
Porter3
Morris3
persons
0"Harlow"
1"Quinn"
2"Kowalski"
3"Eva"
4"Aurora"
5"Laine"
6"Porter"
7"Morris"
places
0"Scene"
globalScore0.584
windowScore0.333
0.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences83
glossingSentenceCount5
matches
0"looked like bone—and muttered instruction"
1"feathers that seemed to shift colour, books bound in strange leather"
2"looked like powdered crystal, catching th"
3"something like hope in her eyes"
4"felt like a key, and for the first time"
0.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches4
per1kWords2.382
wordCount1679
matches
0"not a scorch, but a kind of shadow"
1"not damaged, but different"
2"not a piece of metal, but another fragment of the brass casing"
3"Not just between the items, but between this crime"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences136
matches
0"gemstones that pulsed"
1"saw that the"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs45
mean37.31
std23.49
cv0.63
sampleLengths
080
156
289
331
460
512
626
727
846
93
1044
113
129
1369
145
1525
1616
1727
1862
197
2029
2115
2265
2358
2434
2564
2669
2713
2814
2964
3071
3129
3232
3351
3435
3530
3632
3726
3845
394
4021
4114
4281
4337
4449
80.85% Passive voice overuse
Target: ≤2% passive sentences
passiveCount8
totalSentences115
matches
0"been closed"
1"been met"
2"were shoved"
3"been brought"
4"was smashed"
5"was blasted"
6"was found"
7"been laughed"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs206
matches
0"were focusing"
1"was forming"
2"was handing"
37.82% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount7
semicolonCount1
flaggedSentences5
totalSentences136
ratio0.037
matches
0"She’d been met at a service door by a nervous uniformed constable who handed her a small, cold object—a token carved from what looked like bone—and muttered instructions about a market."
1"Yet the most valuable-looking items—gemstones that pulsed with inner light, intricate silver mechanisms—lay untouched on the floor around it."
2"The outline was crisp, detailed—she could even make out the suggestion of frayed cuffs on the jacket."
3"“Or modifying it. The compass wasn’t just on display; it was being worked on. The thief didn’t just take a finished product. They took a project.”"
4"What others had missed—what she had been missing—was the connection."
88.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1214
adjectiveStacks2
stackExamples
0"distinctive blue-green verdigris."
1"perfect, human-shaped silhouette,"
adverbCount29
adverbRatio0.023887973640856673
lyAdverbCount7
lyAdverbRatio0.005766062602965404
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences136
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences136
mean12.35
std9.22
cv0.747
sampleLengths
014
118
214
318
416
511
65
731
89
912
1015
1134
125
1315
148
1518
1613
1716
1844
196
206
2110
2216
2324
243
254
267
279
2815
2911
303
3110
3234
333
349
355
3614
378
3814
3919
409
415
425
435
4415
4516
4616
4711
484
4914
41.67% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats15
diversityRatio0.3161764705882353
totalSentences136
uniqueOpeners43
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences111
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount27
totalSentences111
matches
0"Her sharp jaw was set,"
1"She’d been met at a"
2"She’d heard whispers, always dismissed"
3"She tucked a curl behind"
4"She took in Eva’s freckled"
5"She moved past Eva, her"
6"She bent down, careful not"
7"She pointed her torch at"
8"It was a crescent-shaped fragment"
9"She traced an arc in"
10"She’d spent three years rejecting"
11"She used a pencil from"
12"It looked like powdered crystal,"
13"She pointed her pencil toward"
14"She walked to the wall,"
15"It was older, more worn,"
16"She reached out, then stopped"
17"She nodded at the shadow"
18"Her watch felt heavy on"
19"They’d been laughed out of"
ratio0.243
32.07% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount95
totalSentences111
matches
0"The air in the abandoned"
1"Detective Harlow Quinn stood on"
2"The station had been closed"
3"Her sharp jaw was set,"
4"The worn leather watch on"
5"The call had been bizarre,"
6"A possible homicide, location classified."
7"She’d been met at a"
8"A flickering, sourceless greenish light"
9"Stalls made of repurposed piping"
10"This was the Veil Market."
11"She’d heard whispers, always dismissed"
12"Eva Kowalski looked up from"
13"She tucked a curl behind"
14"Eva said, her voice tight"
15"Quinn’s tone was flat, procedural"
16"She took in Eva’s freckled"
17"Eva gestured vaguely at the"
18"Quinn didn’t like it."
19"She moved past Eva, her"
ratio0.856
90.09% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences111
matches
0"Now, the token felt heavy"
1"Now, the evidence was literal"
ratio0.018
59.80% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences43
technicalSentenceCount5
matches
0"She’d been met at a service door by a nervous uniformed constable who handed her a small, cold object—a token carved from what looked like bone—and muttered ins…"
1"Stalls made of repurposed piping and moth-eaten velvet were shoved aside, their wares spilled across the tracks: vials of shimmering liquid, bundles of feathers…"
2"It was a crescent-shaped fragment of a casing, etched with intricate, swirling lines that made her eyes water if she looked too long."
3"A perfect, human-shaped silhouette, as if someone had been standing there and the very brick had forgotten them."
4"Quinn turned from the wall, her eyes scanning the stall again, forcing herself to see."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags19
uselessAdditionCount6
matches
0"Eva said, her voice tight"
1"Quinn said, her voice hardening"
2"Quinn insisted, but the words sounded hollow even to her"
3"Eva said, her voice low"
4"Quinn said, her voice betraying none of the chill spreading through her"
5"Quinn said, her voice quiet but precise as a blade"
78.57% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags13
fancyCount3
fancyTags
0"Eva corrected gently (correct)"
1"Quinn insisted (insist)"
2"Quinn murmured (murmur)"
dialogueSentences42
tagDensity0.31
leniency0.619
rawRatio0.231
effectiveRatio0.143
71.9722%