Run: 2026-07-01-01KWE9ZGT67X3F3A428SQF2SJH

Run Details

Duration:
42.0s
Cost:
$0.030930
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 tape came down at the mouth of the stairwell, yellow plastic snapping in the wind funnelling up from the tunnel below. Quinn ducked under it without breaking stride, her boots finding the uneven steps by memory rather than sight. Someone had strung work lights along the platform, and they threw everything into a flat, sickly white that made the old tile look bruised. "Detective Quinn." DC Ravi Malik met her at the bottom, notebook already out, pen already moving. "Sorry to drag you out. Thought you'd want eyes on this one given the location." "Abandoned station." Quinn stepped onto the platform proper, taking in the curve of the tunnel mouth, the rust blooming along the rails that hadn't carried a train in thirty years. "Which line was this?" "Never opened. Construction stopped in '73, funding dried up. Camden Council's been sitting on the paperwork for decades." Malik gestured toward a knot of forensics techs clustered near the far wall. "Body's over there. Male, forties, no ID on him yet." Quinn walked the platform slowly, eyes tracking the dust. Undisturbed along most of its length, except for a churned patch near the body, and a scatter of footprints leading in from the stairwell. "Just the one set of prints coming in," she said. "Victim's, we think. Doc reckons he's been dead twelve hours, give or take." "And going out?" Malik flipped a page. "None. We've had two techs over that dust three times now. Whoever did this either flew or they're still down here somewhere, and believe me, we've checked every access point." Quinn crouched at the edge of the disturbed area, close enough to see the body without touching anything. The man lay on his back, arms flung wide, mouth open in a rictus that had nothing peaceful about it. His clothes were intact, no obvious wounds, no blood pooling beneath him. But the skin along his exposed forearms had gone the colour of old parchment, cracked in places like dried mud. "Cause of death?" "That's the thing." Malik crouched beside her, close enough that she could smell the coffee on his breath. "Pathologist's first guess was cardiac arrest brought on by exposure. Hypothermia, maybe. Except it's June, and it's been twenty-two degrees down here since we arrived." "Could've been colder earlier." "Sure. Except look at this." He nodded toward a ring scorched into the concrete around the body, a near-perfect circle about eight feet across, the surface blackened but not burned through. "Fire investigator took one look and said there's no accelerant residue, no burn pattern consistent with any fuel source he knows. Just... that." Quinn ran a gloved finger along the edge of the circle. The concrete felt cold to the touch, colder than the ambient air by a noticeable degree, as if the burn had drawn heat inward rather than radiating it outward. "Frostbite pattern on a man who died of exposure to fire," she said. "That doesn't fit." "Nothing about this fits, boss. My money's on some kind of gang initiation. Kids messing about with chemicals they don't understand, something goes wrong, they panic and leg it. There's a whole subculture obsessed with this urban exploration nonsense—could've been six of them down here and we're only finding one body." "Then where are their prints?" Malik didn't answer that. Quinn stood and turned in a slow circle, taking in the platform edges, the black mouth of the tunnel, the water stains crawling down the tiled walls in shapes that might have been decades of damp or might have been something else entirely. Her eye caught a glint near the dead man's outstretched hand—small, brassy, half-buried in the scorched dust. "Has anyone bagged this?" She crouched again, careful not to disturb the immediate area, and studied it without touching. A compass, or something built to look like one, its casing dulled with a greenish patina that didn't match the rest of its otherwise pristine condition. Age and freshness fighting for the same object. The face, when she leaned closer, wasn't marked with the usual compass points. Instead there were symbols etched into the glass, tight interlocking patterns that reminded her, uncomfortably, of the kind of thing you'd find carved into a church door to keep something out. "What do you make of that?" she asked. Malik peered over her shoulder. "Some kind of novelty thing? Cosplay prop, maybe. There's a whole market for that stuff, all these occult larping groups running around London playing wizards." "Bag it. I want it processed before anyone else touches it." "You think it's connected?" Quinn didn't answer right away. She was looking at the needle, which sat still and unmoving despite the platform having no discernible magnetic anomaly that she knew of—should have been drifting toward magnetic north like any compass worth the name. Instead it pointed steady and true toward the tunnel mouth, toward the dark. "Three years ago," she said, "I worked a case with my partner. Warehouse in Bermondsey, similar burn pattern on the floor. No accelerant, no explanation. We never closed it. He died two weeks later and the coroner couldn't tell me why." Malik's pen had stopped moving. "You never mentioned that." "Because there was nothing to mention. No evidence, no witnesses, no theory that held up to scrutiny." She stood, joints protesting, gaze fixed on the tunnel's black throat. "But I remember the smell. Ash and something underneath it, something sweet, like a struck match held too close to your face. It's the same smell here." "Could be coincidence." "Could be." She didn't believe it, and something in her voice must have told him as much, because Malik didn't push. "I want that circle measured and photographed from every angle before anyone steps inside it again. I want dust samples from the undisturbed platform and from inside the burn ring, separately. And I want to know if any other abandoned stations in this city have had similar reports in the last five years, cardiac, exposure, anything with an unexplained burn." "That's going to take days." "Then we start now." Quinn looked once more at the compass sitting cold and patient in the ash, its needle steady, pointing at nothing any sane investigation could name. "Because whatever happened to this man didn't happen by accident, and it didn't happen because of kids with chemistry sets."
created_at"2026-07-01T07:41:00.111Z" 7/1/2026, 7:41:00 AM
model"anthropic/claude-sonnet-5-20260630"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency4586
moderation_latency(null)
generation_time41909
tokens_prompt1149
tokens_completion1749
native_tokens_prompt1595
native_tokens_completion2774
native_tokens_completion_images(null)
native_tokens_reasoning106
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"end_turn"
service_tier"default"
usage0.03093
router(null)
provider_responses
0
endpoint_id"37b16f45-eeae-45f3-9b85-2137f7c6d61b"
id"msg_01Fg6DhGFyjyeMcgP6EW1ixy"
is_byokfalse
latency2257
model_permaslug"anthropic/claude-sonnet-5-20260630"
provider_name"Amazon Bedrock"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.17.0; linux; x64))"
http_referer(null)
request_id"req-1782891660-qG9JgnrmsqcUYh9lA81E"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1782891660-3QVuTOZIyx4ld2oIYeYo"
upstream_id"msg_01Fg6DhGFyjyeMcgP6EW1ixy"
total_cost0.03093
cache_discount(null)
upstream_inference_cost0
provider_name"Amazon Bedrock"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags12
adverbTagCount1
adverbTags
0"Quinn looked once [once]"
dialogueSentences35
tagDensity0.343
leniency0.686
rawRatio0.083
effectiveRatio0.057
95.29% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1062
totalAiIsmAdverbs1
found
0
adverb"slowly"
count1
highlights
0"slowly"
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)
wordCount1062
totalAiIsms9
found
0
word"churned"
count1
1
word"perfect"
count1
2
word"glint"
count1
3
word"pristine"
count1
4
word"etched"
count1
5
word"processed"
count1
6
word"magnetic"
count2
7
word"measured"
count1
highlights
0"churned"
1"perfect"
2"glint"
3"pristine"
4"etched"
5"processed"
6"magnetic"
7"measured"
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
narrationSentences37
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences37
filterMatches
0"look"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences60
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen60
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1059
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions10
unquotedAttributions0
matches(empty)
82.20% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions17
wordCount590
uniqueNames3
maxNameDensity1.36
worstName"Malik"
maxWindowNameDensity2
worstWindowName"Malik"
discoveredNames
Ravi1
Malik8
Quinn8
persons
0"Ravi"
1"Malik"
2"Quinn"
places(empty)
globalScore0.822
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences28
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1059
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences60
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs34
mean31.15
std25.19
cv0.809
sampleLengths
064
131
234
341
433
510
613
73
834
970
103
1143
124
1354
1440
1516
1651
175
184
1960
204
2193
228
2330
2411
254
2653
2741
289
2955
303
3181
325
3349
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences37
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs97
matches
0"was looking"
47.62% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount2
semicolonCount0
flaggedSentences2
totalSentences60
ratio0.033
matches
0"Her eye caught a glint near the dead man's outstretched hand—small, brassy, half-buried in the scorched dust."
1"She was looking at the needle, which sat still and unmoving despite the platform having no discernible magnetic anomaly that she knew of—should have been drifting toward magnetic north like any compass worth the name."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount594
adjectiveStacks0
stackExamples(empty)
adverbCount19
adverbRatio0.03198653198653199
lyAdverbCount5
lyAdverbRatio0.008417508417508417
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences60
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences60
mean17.65
std12.64
cv0.716
sampleLengths
022
118
224
316
415
530
64
731
810
99
1024
1110
1213
133
144
1530
1618
1720
1812
1920
203
2118
2225
234
2431
2523
2611
2729
2813
293
3051
315
324
3343
3417
354
3615
3726
388
3913
4031
418
425
4325
4411
454
465
4735
4813
4941
98.33% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats1
diversityRatio0.65
totalSentences60
uniqueOpeners39
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences33
matches
0"Instead there were symbols etched"
1"Instead it pointed steady and"
ratio0.061
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount7
totalSentences33
matches
0"His clothes were intact, no"
1"He nodded toward a ring"
2"Her eye caught a glint"
3"She crouched again, careful not"
4"She was looking at the"
5"She stood, joints protesting, gaze"
6"She didn't believe it, and"
ratio0.212
35.76% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount28
totalSentences33
matches
0"The tape came down at"
1"Quinn ducked under it without"
2"Someone had strung work lights"
3"DC Ravi Malik met her"
4"Quinn stepped onto the platform"
5"Malik gestured toward a knot"
6"Quinn walked the platform slowly,"
7"Malik flipped a page."
8"Quinn crouched at the edge"
9"The man lay on his"
10"His clothes were intact, no"
11"Malik crouched beside her, close"
12"He nodded toward a ring"
13"Quinn ran a gloved finger"
14"The concrete felt cold to"
15"Malik didn't answer that."
16"Quinn stood and turned in"
17"Her eye caught a glint"
18"She crouched again, careful not"
19"A compass, or something built"
ratio0.848
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences33
matches(empty)
ratio0
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences18
technicalSentenceCount5
matches
0"Quinn ducked under it without breaking stride, her boots finding the uneven steps by memory rather than sight."
1"The concrete felt cold to the touch, colder than the ambient air by a noticeable degree, as if the burn had drawn heat inward rather than radiating it outward."
2"A compass, or something built to look like one, its casing dulled with a greenish patina that didn't match the rest of its otherwise pristine condition."
3"Instead there were symbols etched into the glass, tight interlocking patterns that reminded her, uncomfortably, of the kind of thing you'd find carved into a ch…"
4"She was looking at the needle, which sat still and unmoving despite the platform having no discernible magnetic anomaly that she knew of—should have been drifti…"
83.33% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags12
uselessAdditionCount1
matches
0"She stood, joints protesting, gaze fixed on the tunnel's black throat"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount0
fancyTags(empty)
dialogueSentences35
tagDensity0.114
leniency0.229
rawRatio0
effectiveRatio0
86.6722%