Run: 2026-02-19-01KHT0NCDWNNPQSV4H8GV1SJ8C

Run Details

Duration:
37.9s
Cost:
$0.031185
Provider:
Amazon Bedrock

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 abandoned Tube station reeked of rust and stagnant water. Detective Harlow Quinn descended the corroded metal stairs, her worn leather watch catching the beam from her torch. The Metropolitan Police had cordoned off the entrance with tape that snapped in the draft pushing up from below, but they hadn't ventured far into the tunnels themselves. "Watch the third step from the bottom," DS Patel called from somewhere in the darkness. "Rusted clean through." Quinn skipped it, landing on the platform with a hollow thud that echoed down the disused tunnel. Her torch swept across Victorian-era tiles, most cracked or missing entirely, revealing the brick beneath. Someone had spray-painted graffiti over the old "Camden Town" signage, though the paint looked decades old itself. Patel stood near a service alcove, photographing something on the ground. The flash illuminated his face in stark white bursts. "Victim's male, mid-thirties," he said without looking up. "Wallet says Thomas Kirkland. IT consultant from Islington. No signs of forced entry to the station, no defensive wounds, no apparent cause of death. Coroner's going to love this one." Quinn crouched beside the body. Thomas Kirkland wore an expensive suit, now rumpled and dirt-stained. His eyes stared at nothing, pupils blown wide. She checked his pockets systematically—phone, keys, the wallet Patel had mentioned. Everything a man should have on him. "Found him an hour ago," Patel continued, checking his notes. "Anonymous tip called it in. Untraceable mobile, naturally." "Naturally." Quinn stood, playing her torch across the alcove walls. The beam caught something that made her pause. Scratches in the brick, dozens of them, clustered around head height. Fresh scratches, judging by the exposed red beneath the soot. Patel followed her gaze. "Could be from rats. Place is crawling with them." "Rats don't scratch in straight lines." She traced one mark with her gloved finger. The groove ran horizontal for perhaps six inches before stopping abruptly. Another ran parallel, then another. "These are deliberate. Organized." "Organized scratching. Right." Patel's voice carried that careful neutrality he used when he thought she was reaching. "Look, maybe he got disoriented down here, panicked, tried to claw his way out before his heart gave out. Cocaine use would explain the pupils, the erratic behaviour—" "There's no blood under his fingernails." Quinn moved to Kirkland's hands, examining them under her torch. "Not a mark on him. Whatever made these scratches, it wasn't our victim." The platform stretched away into darkness on both sides. Quinn walked along it, sweeping her light methodically across the ground. Her boots crunched on debris—broken glass, shattered tiles, the detritus of decades of neglect. But near the alcove, she found something else. Footprints in the dust, lots of them, overlapping and confused. Too many for one person stumbling through the dark. "He met someone here," she said. "Multiple someones." Patel joined her, his own torch adding to the illumination. "Could be old prints. This station's been closed since the sixties, but urban explorers break in sometimes. Probably unrelated." Quinn knelt, studying the pattern. Three distinct sets of prints, all recent based on how the dust had settled. One matched Kirkland's expensive brogues. The other two were harder to identify—one looked like boots, heavy-soled, the kind that left deep impressions. The other was smaller, more delicate. "These prints converge at the alcove," she said. "Then diverge. Two sets going deeper into the tunnel, Kirkland's staying put." "You're saying they left him here." "I'm saying they walked away and he didn't." She straightened, following the prints with her torch. They led toward the mouth of the tunnel, where the platform ended and the tracks began. "What's down there?" "More tunnel. Eventually connects to the Northern Line proper, but there's blockages, cave-ins. It's a dead end." "Then why meet here?" Quinn descended from the platform onto the tracks, testing each step before committing her weight. The rails were caked with rust, the sleepers rotting. "Why bring someone to an abandoned station with no easy exit unless you need privacy?" "Drug deal gone wrong?" "No drugs on the body. No money exchanged." She'd reached the tunnel entrance now. Her torch revealed another twenty feet before the passage curved, but something glinted on the ground just before the curve. She moved toward it, heard Patel scrambling to follow behind. The object was small, brass, roughly circular. She picked it up with gloved hands, turning it over. A compass, though unlike any she'd seen. The face was etched with symbols that hurt to look at directly, geometric patterns that seemed to shift when she wasn't focusing on them. The needle spun wildly, refusing to settle on any direction. "Evidence bag," she said, holding it up. Patel fumbled one from his kit, and she dropped the compass inside. Through the plastic, she could still see the needle spinning. "Probably broken," Patel offered. "Magnetic interference from the rails." Quinn didn't answer. She'd seen the scratches on the walls, the way they clustered around the alcove like tally marks. Like something counting. And now this compass with its impossible symbols, found exactly where the footprints led before disappearing entirely. She returned to the platform, to Kirkland's body. His face held an expression she recognized from three years ago, from the last time she'd seen her partner Morris before he'd vanished during that warehouse investigation. Not fear exactly. Something closer to understanding. The look of someone who'd finally grasped something fundamental and terrible about the world. "The anonymous tip," Quinn said. "What exactly did they say?" Patel consulted his phone. "Just that there was a body in the old Camden station. Gave precise coordinates for this platform." "Coordinates. Not directions, coordinates." "Yeah, latitude and longitude. Bit odd, but—" "Someone wanted us to find him." Quinn photographed the scratches, the footprints, the entire scene from multiple angles. "Not just find him. Find him here, in this specific location. Why?" Patel shifted uncomfortably. "You're reading a lot into an anonymous tip." "Look around, Patel." She gestured at the alcove. "Kirkland came here willingly, met with at least two people, and died without a mark on him. No drugs, no violence, no apparent cause. Just a broken compass and scratches on the wall like someone keeping score." "So what's your theory?" Quinn stared at the compass through the evidence bag, watched the needle spin. Three years ago, Morris had mentioned a black market operating somewhere in the old Tube tunnels. Supernatural nonsense, she'd called it. Occult conspiracy theories that went nowhere. And then Morris had gone into that warehouse and never come out, and the only evidence they'd found were scratches on the walls. Hundreds of them. Just like these. "I don't have one yet," she lied. "But I want every camera within three blocks of this entrance checked. Someone knew Kirkland would be here. Someone wanted us to know about it afterward." "That's a lot of footage to review." "Then we'd better start." She took one last look at the scene, at the scratches counting something she couldn't quantify, at the prints leading nowhere. "And Patel? This stays between us for now. Not a word to the superintendent about the compass or the scratches. Just a sudden death in an abandoned station, pending toxicology." He frowned but nodded. Quinn climbed the stairs back to street level, where dawn was beginning to grey the sky. The evidence bag weighed heavy in her pocket, and she couldn't shake the feeling that finding Kirkland was only the beginning of understanding what he'd stumbled into. Or what had been waiting for him in the dark.
created_at"2026-02-19T03:56:23.878Z" 2/19/2026, 3:56:23 AM
model"anthropic/claude-4.5-sonnet-20250929"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1414
moderation_latency192
generation_time37594
tokens_prompt1149
tokens_completion2050
native_tokens_prompt1145
native_tokens_completion1850
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
usage0.031185
router(null)
provider_responses
0
endpoint_id"d8bee848-f020-454a-b2be-4a7ce868f99f"
id"4a246e68-cc69-4602-b80c-c02ed11945c8"
is_byokfalse
latency1407
model_permaslug"anthropic/claude-4.5-sonnet-20250929"
provider_name"Amazon Bedrock"
status200
api_type"completions"
id"gen-1771473383-Ati85OcpNYSU1eJLruEZ"
upstream_id"4a246e68-cc69-4602-b80c-c02ed11945c8"
total_cost0.031185
cache_discount(null)
upstream_inference_cost0
provider_name"Amazon Bedrock"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags20
adverbTagCount0
adverbTags(empty)
dialogueSentences47
tagDensity0.426
leniency0.851
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1268
totalAiIsmAdverbs0
found(empty)
highlights(empty)
80.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found
0"Patel"
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
68.45% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1268
totalAiIsms8
found
0
word"echoed"
count1
1
word"stark"
count1
2
word"blown wide"
count1
3
word"traced"
count1
4
word"shattered"
count1
5
word"weight"
count1
6
word"etched"
count1
7
word"magnetic"
count1
highlights
0"echoed"
1"stark"
2"blown wide"
3"traced"
4"shattered"
5"weight"
6"etched"
7"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
emotionTells0
narrationSentences83
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences83
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)
analyzedSentences110
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen37
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1259
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions17
unquotedAttributions0
matches(empty)
66.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions39
wordCount836
uniqueNames9
maxNameDensity1.56
worstName"Quinn"
maxWindowNameDensity3
worstWindowName"Patel"
discoveredNames
Tube2
Harlow1
Quinn13
Metropolitan1
Police1
Patel12
Victorian-era1
Kirkland5
Morris3
persons
0"Harlow"
1"Quinn"
2"Police"
3"Patel"
4"Kirkland"
5"Morris"
places(empty)
globalScore0.722
windowScore0.667
65.25% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences59
glossingSentenceCount2
matches
0"looked like boots, heavy-soled, the kind"
1"patterns that seemed to shift when she wasn't focusing on them"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1259
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences110
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs41
mean30.71
std18.62
cv0.606
sampleLengths
056
118
249
320
438
541
618
739
813
934
1045
1129
1261
138
1429
1547
1620
176
1835
1917
2043
214
2244
2358
2429
259
2640
2756
2810
2921
304
317
3230
3311
3445
354
3669
3733
387
3955
4057
96.81% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences83
matches
0"were caked"
1"was etched"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs163
matches
0"wasn't focusing"
1"was beginning"
64.94% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount3
semicolonCount0
flaggedSentences3
totalSentences110
ratio0.027
matches
0"She checked his pockets systematically—phone, keys, the wallet Patel had mentioned."
1"Her boots crunched on debris—broken glass, shattered tiles, the detritus of decades of neglect."
2"The other two were harder to identify—one looked like boots, heavy-soled, the kind that left deep impressions."
99.71% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount843
adjectiveStacks0
stackExamples(empty)
adverbCount34
adverbRatio0.04033214709371293
lyAdverbCount15
lyAdverbRatio0.017793594306049824
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences110
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences110
mean11.45
std7.18
cv0.627
sampleLengths
010
118
228
315
43
517
615
717
811
99
108
1130
125
1310
148
1511
167
1710
188
1910
208
2111
2210
234
249
2514
2611
275
284
2917
3028
3116
3213
339
3411
3514
368
3710
389
396
402
4110
4219
435
4414
455
4617
476
488
4912
89.70% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats3
diversityRatio0.5545454545454546
totalSentences110
uniqueOpeners61
85.47% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences78
matches
0"Too many for one person"
1"Just like these."
ratio0.026
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount19
totalSentences78
matches
0"Her torch swept across Victorian-era"
1"he said without looking up"
2"His eyes stared at nothing,"
3"She checked his pockets systematically—phone,"
4"She traced one mark with"
5"Her boots crunched on debris—broken"
6"She straightened, following the prints"
7"They led toward the mouth"
8"She'd reached the tunnel entrance"
9"Her torch revealed another twenty"
10"She moved toward it, heard"
11"She picked it up with"
12"she said, holding it up"
13"She'd seen the scratches on"
14"She returned to the platform,"
15"His face held an expression"
16"She gestured at the alcove"
17"She took one last look"
18"He frowned but nodded."
ratio0.244
49.74% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount64
totalSentences78
matches
0"The abandoned Tube station reeked"
1"Detective Harlow Quinn descended the"
2"The Metropolitan Police had cordoned"
3"DS Patel called from somewhere"
4"Quinn skipped it, landing on"
5"Her torch swept across Victorian-era"
6"Someone had spray-painted graffiti over"
7"Patel stood near a service"
8"The flash illuminated his face"
9"he said without looking up"
10"Quinn crouched beside the body."
11"Thomas Kirkland wore an expensive"
12"His eyes stared at nothing,"
13"She checked his pockets systematically—phone,"
14"Everything a man should have"
15"Patel continued, checking his notes"
16"Quinn stood, playing her torch"
17"The beam caught something that"
18"Scratches in the brick, dozens"
19"Patel followed her gaze."
ratio0.821
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences78
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences35
technicalSentenceCount2
matches
0"The Metropolitan Police had cordoned off the entrance with tape that snapped in the draft pushing up from below, but they hadn't ventured far into the tunnels t…"
1"The look of someone who'd finally grasped something fundamental and terrible about the world."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags20
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags8
fancyCount2
fancyTags
0"Patel continued (continue)"
1"she lied (lie)"
dialogueSentences47
tagDensity0.17
leniency0.34
rawRatio0.25
effectiveRatio0.085
88.8913%