Run: 2026-07-01-01KWE92EPJ8YQQSQ5C0QEV2EQF

Run Details

Duration:
36.6s
Cost:
$0.026538
Provider:
Amazon Bedrock

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="4417" name="Tomás Herrera" aliases="Tommy, Tomás, Herrera" pronouns="he/him" species="Human" storyRole="Support"> <eyeColor>warm brown</eyeColor> <hair>short curly dark brown</hair> <height>5'10"</height> <age>29</age> <skinTone>olive skin</skinTone> <scar>scar running along his left forearm from a knife attack</scar> <medallion>Saint Christopher medallion around his neck</medallion> <birthplace>Seville, Spain</birthplace> <description>A former paramedic who provides off-the-books medical care for the clique.</description> <backstory>Born in Seville, Spain. He moved to London to work for the NHS but lost his license after administering unauthorized treatments to supernatural patients.</backstory> </character> <location id="854" name="The Raven's Nest" aliases="the Nest, Raven, Silas' bar" realm="Earth"> <signColor>distinctive green neon sign above the entrance</signColor> <secretRoom>hidden back room accessible through a bookshelf, used for clandestine meetings</secretRoom> <description>A dimly lit bar in Soho, London. The walls are covered with old maps and black-and-white photographs.</description> </location> <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> </codex> Write a fully fleshed out scene of at least 1000 words in the thriller genre. A detective is pursuing a suspect through rain-soaked city streets at night. The chase takes them from the street level down into an underground market. The detective must decide whether to follow the suspect into unfamiliar and potentially dangerous territory. 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
Rain came down in sheets that turned Wardour Street into a river of neon, and Detective Harlow Quinn ran through it with her lungs burning and her badge slapping against her ribs. Ahead of her, thirty yards and widening, the man in the gray coat cut left down an alley she didn't recognize, feet splashing through a puddle that threw up a fan of black water behind him. "Police! Stop!" Her voice cracked against the wet brick and died there, swallowed by the storm. He didn't stop. Of course he didn't stop. Nobody ever stopped when Quinn told them to, not anymore, not since the world had quietly rearranged itself into something she was only starting to understand. Three years she'd been chasing shadows that moved wrong, that bled the wrong color, that vanished from locked rooms without leaving so much as a footprint. Three years since Morris had gone into a warehouse in Deptford and never come out, and she'd stood outside in the cold with her weapon drawn at nothing, at empty air, screaming his name until her throat gave out. She hadn't screamed since. She'd learned to run instead. The man—she'd clocked him leaving the Raven's Nest twenty minutes ago, a courier's satchel strapped diagonal across his chest, moving with the particular tension of someone carrying something he didn't want found—hit the end of the alley and vaulted a low wall without breaking stride. Quinn followed, palms skidding on wet stone, and dropped down into a service yard stacked with collapsed cardboard gone soft as flesh in the downpour. "You're making this worse for yourself," she called, though she doubted that was true anymore. Nothing about the last three years had followed the rules of how things were supposed to go. He glanced back at her. Just once. His eyes caught a shard of green light bleeding sideways from a neon sign two streets over—the Raven's Nest, its glow visible even here, even now, like it was watching her work—and for half a second she thought he smiled. Then he was gone again, ducking through a gap in a chain-link fence with the fluid economy of a man who'd made this exact escape a hundred times before. Quinn followed him through the gap, felt the wire snag and tear at her coat sleeve, didn't care. Her watch, the old leather-banded thing that had been her father's, had slipped and was digging into her wrist bone with every pump of her arm. She barely registered it. All she registered was the shrinking gap between them and the address in her case file that had led her here in the first place: three unexplained deaths, all drained of blood in a manner the coroner had refused to put a name to, all connected by phone records to a bar in Soho with a green sign and a reputation for closing its doors to anyone who didn't already know what they were looking for. The chase spat them out onto Camden High Street, and here the rain thinned the crowds to nothing—a few drunk students huddled under an awning, a fox picking through a split bin bag with the unhurried confidence of something that owned the night. The man in gray didn't slow. He crossed against the lights, ignored a bus that blared its horn and swerved, and dropped down a set of stairs that Quinn's mind, cataloguing the city the way it always did, flagged as wrong. Because that station had closed eleven years ago. She remembered the article. Structural concerns, they'd said, though nobody had ever explained why the platform lights still burned some nights, visible through the grates, when the trains had long since stopped running. She reached the top of the stairs and stopped. Below her, the stairwell dropped into a dark that the streetlights didn't touch, tiled walls furred with grime, an old iron gate hanging open on a chain that had been cut clean through. The man in gray was already at the bottom, silhouetted against a warmer light further in—torchlight, or candlelight, something that flickered instead of burning steady—and he was holding something up to a shape she couldn't quite make out. A shape with too many joints in its arm, reaching out from the shadow to take whatever the man was offering. A token. Bone-white, small enough to vanish into a closed fist. She'd seen one before, briefly, in an evidence bag that had gone missing from her locker two days later, the paperwork on it vanished right along with it as if it had never existed. Nobody at the station remembered filing it. Nobody remembered her filing a complaint about that, either, though she had, loudly, for a week. The gate creaked in a draft that smelled of copper and rot and something sweetly floral underneath, wrong in combination, like a mortuary dressed up as a garden. Quinn's hand went to the grip of the weapon at her hip. Eighteen years on the force, decorated twice, and every instinct she'd built across all of it was screaming the same simple word: *don't*. But Morris had gone into the dark once too, into a warehouse that shouldn't have swallowed a grown man whole, and she had stood outside with her weapon drawn at nothing. She had let the dark keep him. She had told herself for three years that there had been no other choice, that going in after him would have meant two bodies instead of one, and some nights she almost believed it. The man in gray disappeared through an archway at the bottom of the stairs, into that warm flickering light, and the shape with too many joints folded itself back into shadow as if it had never been there at all. Rain sluiced off the awning above the stairwell entrance and ran down the back of Quinn's neck. Somewhere behind her, up on the street, a car alarm wailed and cut off. She thought of the case file in her bag, soaked through now, the photographs of three bloodless bodies she couldn't explain with anything she'd learned at Hendon. She thought of the missing evidence bag, the vanished paperwork, the green neon sign that seemed to find her wherever she went in this city, patient as a held breath. She thought of Morris, and the sound her own voice had made screaming into empty air. Quinn put her foot on the first step down. The tile was slick beneath her boot, colder than the rain had any right to make it, and the dark at the bottom of the stairs did not so much wait for her as *lean*, the way a held door leans when the wind picks up behind it—an invitation, or a threat, she couldn't yet tell which. She went down anyway.
created_at"2026-07-01T07:25:07.678Z" 7/1/2026, 7:25:07 AM
model"anthropic/claude-sonnet-5-20260630"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency4056
moderation_latency(null)
generation_time36314
tokens_prompt914
tokens_completion1747
native_tokens_prompt1264
native_tokens_completion2401
native_tokens_completion_images(null)
native_tokens_reasoning108
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"
usage0.026538
router(null)
provider_responses
0
endpoint_id"37b16f45-eeae-45f3-9b85-2137f7c6d61b"
id"msg_01F9z6ebWdLpnwYmcKaYNT8r"
is_byokfalse
latency1798
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-1782890707-KuAFsHHRyqWVrii5aFWh"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1782890707-K4nwQzUmDloixGIZG099"
upstream_id"msg_01F9z6ebWdLpnwYmcKaYNT8r"
total_cost0.026538
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
totalTags2
adverbTagCount0
adverbTags(empty)
dialogueSentences2
tagDensity1
leniency1
rawRatio0
effectiveRatio0
95.63% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1145
totalAiIsmAdverbs1
found
0
adverb"sweetly"
count1
highlights
0"sweetly"
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)
91.27% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1145
totalAiIsms2
found
0
word"tension"
count1
1
word"flickered"
count1
highlights
0"tension"
1"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
narrationSentences52
matches(empty)
87.91% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences52
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)
analyzedSentences52
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen76
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans2
markdownWords2
totalWords1137
ratio0.002
matches
0"don't"
1"lean"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions7
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions25
wordCount1129
uniqueNames13
maxNameDensity0.71
worstName"Quinn"
maxWindowNameDensity1
worstWindowName"Quinn"
discoveredNames
Wardour1
Street2
Detective1
Harlow1
Quinn8
Morris3
Deptford1
Raven2
Nest2
Soho1
Camden1
High1
Hendon1
persons
0"Harlow"
1"Quinn"
2"Morris"
3"Raven"
places
0"Wardour"
1"Street"
2"Deptford"
3"Soho"
4"Camden"
5"High"
6"Hendon"
globalScore1
windowScore1
30.95% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences42
glossingSentenceCount2
matches
0"quite make out"
1"sign that seemed to find her wherever she went in this city, patient as a held breath"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1137
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences52
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs22
mean51.68
std33.79
cv0.654
sampleLengths
068
116
299
39
470
532
676
7124
884
941
109
1192
1268
1328
1435
1572
1640
1788
1816
199
2057
214
91.77% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences52
matches
0"were supposed"
1"was gone"
0.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount7
totalVerbs183
matches
0"was only starting"
1"was watching"
2"was digging"
3"were looking"
4"was holding"
5"was offering"
6"was screaming"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount8
semicolonCount0
flaggedSentences5
totalSentences52
ratio0.096
matches
0"The man—she'd clocked him leaving the Raven's Nest twenty minutes ago, a courier's satchel strapped diagonal across his chest, moving with the particular tension of someone carrying something he didn't want found—hit the end of the alley and vaulted a low wall without breaking stride."
1"His eyes caught a shard of green light bleeding sideways from a neon sign two streets over—the Raven's Nest, its glow visible even here, even now, like it was watching her work—and for half a second she thought he smiled."
2"The chase spat them out onto Camden High Street, and here the rain thinned the crowds to nothing—a few drunk students huddled under an awning, a fox picking through a split bin bag with the unhurried confidence of something that owned the night."
3"The man in gray was already at the bottom, silhouetted against a warmer light further in—torchlight, or candlelight, something that flickered instead of burning steady—and he was holding something up to a shape she couldn't quite make out."
4"The tile was slick beneath her boot, colder than the rain had any right to make it, and the dark at the bottom of the stairs did not so much wait for her as *lean*, the way a held door leans when the wind picks up behind it—an invitation, or a threat, she couldn't yet tell which."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1140
adjectiveStacks1
stackExamples
0"old leather-banded thing"
adverbCount42
adverbRatio0.03684210526315789
lyAdverbCount6
lyAdverbRatio0.005263157894736842
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences52
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences52
mean21.87
std15.6
cv0.714
sampleLengths
032
136
216
33
45
526
626
739
84
95
1045
1125
1215
1317
145
152
1640
1729
1818
1926
204
2176
2243
236
2435
258
264
2729
289
2933
3038
3121
322
339
3434
357
3616
3728
3812
3923
4031
417
4234
4340
4417
4514
4627
4730
4816
499
64.74% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats8
diversityRatio0.4807692307692308
totalSentences52
uniqueOpeners25
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences50
matches
0"Of course he didn't stop."
1"Then he was gone again,"
2"Somewhere behind her, up on"
ratio0.06
68.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount19
totalSentences50
matches
0"Her voice cracked against the"
1"He didn't stop."
2"She hadn't screamed since."
3"She'd learned to run instead."
4"she called, though she doubted"
5"He glanced back at her."
6"His eyes caught a shard"
7"Her watch, the old leather-banded"
8"She barely registered it."
9"He crossed against the lights,"
10"She remembered the article."
11"She reached the top of"
12"She'd seen one before, briefly,"
13"She had let the dark"
14"She had told herself for"
15"She thought of the case"
16"She thought of the missing"
17"She thought of Morris, and"
18"She went down anyway."
ratio0.38
90.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount37
totalSentences50
matches
0"Rain came down in sheets"
1"Her voice cracked against the"
2"He didn't stop."
3"Nobody ever stopped when Quinn"
4"She hadn't screamed since."
5"She'd learned to run instead."
6"The man—she'd clocked him leaving"
7"Quinn followed, palms skidding on"
8"she called, though she doubted"
9"Nothing about the last three"
10"He glanced back at her."
11"His eyes caught a shard"
12"Quinn followed him through the"
13"Her watch, the old leather-banded"
14"She barely registered it."
15"The chase spat them out"
16"The man in gray didn't"
17"He crossed against the lights,"
18"She remembered the article."
19"She reached the top of"
ratio0.74
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences50
matches
0"Because that station had closed"
ratio0.02
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences34
technicalSentenceCount15
matches
0"Rain came down in sheets that turned Wardour Street into a river of neon, and Detective Harlow Quinn ran through it with her lungs burning and her badge slappin…"
1"Three years she'd been chasing shadows that moved wrong, that bled the wrong color, that vanished from locked rooms without leaving so much as a footprint."
2"The man—she'd clocked him leaving the Raven's Nest twenty minutes ago, a courier's satchel strapped diagonal across his chest, moving with the particular tensio…"
3"Then he was gone again, ducking through a gap in a chain-link fence with the fluid economy of a man who'd made this exact escape a hundred times before."
4"Her watch, the old leather-banded thing that had been her father's, had slipped and was digging into her wrist bone with every pump of her arm."
5"All she registered was the shrinking gap between them and the address in her case file that had led her here in the first place: three unexplained deaths, all d…"
6"The chase spat them out onto Camden High Street, and here the rain thinned the crowds to nothing—a few drunk students huddled under an awning, a fox picking thr…"
7"He crossed against the lights, ignored a bus that blared its horn and swerved, and dropped down a set of stairs that Quinn's mind, cataloguing the city the way …"
8"Below her, the stairwell dropped into a dark that the streetlights didn't touch, tiled walls furred with grime, an old iron gate hanging open on a chain that ha…"
9"The man in gray was already at the bottom, silhouetted against a warmer light further in—torchlight, or candlelight, something that flickered instead of burning…"
10"A shape with too many joints in its arm, reaching out from the shadow to take whatever the man was offering."
11"The gate creaked in a draft that smelled of copper and rot and something sweetly floral underneath, wrong in combination, like a mortuary dressed up as a garden…"
12"But Morris had gone into the dark once too, into a warehouse that shouldn't have swallowed a grown man whole, and she had stood outside with her weapon drawn at…"
13"The man in gray disappeared through an archway at the bottom of the stairs, into that warm flickering light, and the shape with too many joints folded itself ba…"
14"She thought of the missing evidence bag, the vanished paperwork, the green neon sign that seemed to find her wherever she went in this city, patient as a held b…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags2
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount0
fancyTags(empty)
dialogueSentences2
tagDensity0.5
leniency1
rawRatio0
effectiveRatio0
83.8092%