Run: 2026-03-18-01KM08J9HJJ4R0DFYQP763VX9S

Run Details

Duration:
19.8s
Cost:
$0.006393
Provider:
OpenAI

Model input

System
You are an expert and award-winning novel writer in the dark Mystery genre. Your readers are hooked on your stories and can't wait to read the book you have in store. <important> - MUST: Start each chapter in medias res (in the middle of action). AVOID talking about the weather, time of day, the position of the sun, or other boring stuff. - The instructions/summary are just a that, a summary. Feel free to add details, stretch sections and add interesting transitions/descriptions/fillers. - When called for it, have fast-paced action, but otherwise take things slow. This is an experience, and not for people with short attention spans. Enjoy the wine, not slurp Red Bull. - Add descriptions when transitioning places/times/etc, or when coming by new places (e.g. a corner shop, a cafe, etc.). But remember: NOT at the start or end of a chapter. - MUST: AVOID ending in internal monologue, reminiscing or waiting for the next day. A good chapter end is when we're ending right when shit hits the fan. We want to have the reader be excited for what comes next. So no reminiscing, contemplating or summarizing the day. It's popcorn time! </important>
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> <proseGuidelines> <styleGuide> - Write in past tense and use British English spelling and grammar - Keep a Flesch reading ease score of 60 - Respect the the Royal Order of Adjectives: The order is: opinion, size, age, shape, color, origin, material, purpose, followed by the noun itself (e.g., "a lovely little old rectangular green French silver whittling knife") - Respect the ablaut reduplication rule (e.g. tick-tock, flip-flop) - Write in active voice - Passive voice: <bad>The book was read by Sarah.</bad> - Active voice: <good>Sarah read the book.</good> - Reduce the use of passive verbs - <bad>For a moment, I was tempted to throw in the towel.</bad> - <good>For a moment, I felt tempted to throw in the towel.</good> - Avoid misplaced modifiers that can cause confusion when starting with "-ing" words: - <bad>Considering going to the store, the empty fridge reflected in Betty's eyes.</bad> - <good>Betty stared into the empty fridge. It was time to go to the store.</good> - Avoid redundant adverbs that state the obvious meaning already contained in the verb: - <bad>She whispered quietly to her mom.</bad> - <good>She whispered to her mom.</good> - Use stronger, more descriptive verbs over weak ones: - <bad>Daniel drove quickly to his mother's house.</bad> - <good>Daniel raced to his mother's house.</good> - Omit adverbs that don't add solid meaning like "extremely", "definitely", "truly", "very", "really": - <bad>The movie was extremely boring.</bad> - <good>The movie was dull.</good> - Use adverbs to replace clunky phrasing when they increase clarity: - <bad>He threw the bags into the corner in a rough manner.</bad> - <good>He threw the bags into the corner roughly.</good> - Avoid making simple thoughts needlessly complex: - <bad>After I woke up in the morning the other day, I went downstairs, turned on the stove, and made myself a very good omelet.</bad> - <good>I cooked a delicious omelet for breakfast yesterday morning.</good> - Never backload sentences by putting the main idea at the end: - <bad>I decided not to wear too many layers because it's really hot outside.</bad> - <good>It's sweltering outside today, so I dressed light.</good> - Omit nonessential details that don't contribute to the core meaning: - <bad>It doesn't matter what kind of coffee I buy, where it's from, or if it's organic or not—I need to have cream because I really don't like how the bitterness makes me feel.</bad> - <good>I add cream to my coffee because the bitter taste makes me feel unwell.</good> - Always follow the "show, don't tell" principle. For instance: - Telling: <bad>Michael was terribly afraid of the dark.</bad> - Showing: <good>Michael tensed as his mother switched off the light and left the room.</good>- Telling: <bad>I walked through the forest. It was already Fall, and I was getting cold.</bad> - Showing: <good>Dry orange leaves crunched under my feet. I pulled my coat's collar up and rubbed my hands together.</good>- Add sensory details (sight, smell, taste, sound, touch) to support the "showing" (but keep an active voice) - <bad>The room was filled with the scent of copper.</bad> - <good>Copper stung my nostrils. Blood. Recent.</good> - Use descriptive language more sporadically. While vivid descriptions are engaging, human writers often use them in bursts rather than consistently throughout a piece. When adding them, make them count! Like when we transition from one location to the next, or someone is reminiscing their past, or explaining a concept/their dream... - Avoid adverbs and clichés and overused/commonly used phrases. Aim for fresh and original descriptions. - Avoid writing all sentences in the typical subject, verb, object structure. Mix short, punchy sentences with long, descriptive ones. Drop fill words to add variety. Like so: <good>Locked. Seems like someone doesn't want his secrets exposed. I can work with that.</good> - Convey events and story through dialogue. It is important to keep a unique voice for every character and make it consistent. - Write dialogue that reveals characters' personalities, motivations, emotions, and attitudes in an interesting and compelling manner - Leave dialogue unattributed. If needed, only use "he/she said" dialogue tags and convey people's actions or face expressions through their speech. Dialogue always is standalone, never part of a paragraph. Like so: - <bad>"I don't know," Helena said nonchalantly, shrugging her shoulders</bad> - <good>"No idea" "Why not? It was your responsibility"</good> - Avoid boring and mushy dialog and descriptions, have dialogue always continue the action, never stall or include unnecessary fluff. Vary the descriptions to not repeat yourself. Avoid conversations that are just "Let's go" "yes, let's" or "Are you ready?" "Yes I'm ready". Those are not interesting. Think hard about every situtation and word of text before writing dialogue. If it doesn't serve a purpose and it's just people talking about their day, leave it. No one wants to have a normal dinner scene, something needs to happen for it to be in the story. Words are expensive to print, so make sure they count! - Put dialogue on its own paragraph to separate scene and action. - Use body language to reveal hidden feelings and implied accusations- Imply feelings and thoughts, never state them directly - NEVER use indicators of uncertainty like "trying" or "maybe" - NEVER use em-dashes, use commas for asides instead </styleGuide> <voiceGuide> Each character in the story needs to have distinct speech patterns: - Word choice preferences - Sentence length tendencies - Cultural/educational influences - Verbal tics and catchphrases Learn how each person talks and continue in their style, and use their Codex entries as reference. <examples> - <bad>"We need to go now." "Yes, we should leave." "I agree."</bad> <good>"Time's up." "Indeed, our departure is rather overdue." "Whatever, let's bounce."</good> - Power Dynamic Example: <bad> "We need to discuss the contract." "Yes, let's talk about it." "I have concerns." </bad> <good> "A word about the contract." "Of course, Mr. Blackwood. Whatever you need." "The terms seem..." A manicured nail tapped the desk. "Inadequate." "I can explain every-" "Can you?" </good> </examples> </voiceGuide> <dialogueFlow> When writing dialogue, consider that it usually has a goal in mind, which gives it a certain flow. Make dialogue sections also quite snappy in the back and forth, and don't spread the lines out as much. It's good to have details before, after, or as a chunk in-between, but we don't want to have a trail of "dialogue breadcrumbs" spread throughout a conversation. <examples> - Pattern 1 - Question/Deflection/Revelation: <good> "Where were you last night?" "Work. The usual." "Lipstick's an interesting shade for spreadsheets." </good> - Pattern 2 - Statement/Contradiction/Escalation: <good> "Your brother's clean." "Tommy doesn't touch drugs." "I'm holding his tox screen." </good> - Pattern 3 - Observation/Denial/Truth: <good> "That's a new watch." "Birthday gift." "We both know what birthdays mean in this business." </good> - Example - A Simple Coffee Order: <bad> "I'll have a coffee." "What size?" "Large, please." </bad> <good> "Black coffee.""Size?""Large. Been a long night." "That bodega shooting?" "You watch too much news." "My brother owns that store." </good> This short exchange: - Advances plot (reveals connection to crime) - Shows character (cop working late) - Creates tension (unexpected connection) - Sets up future conflict (personal stake) - Example - Dinner Scene: <bad> "Pass the salt." "Here you go." "Thanks." </bad> <good> "Salt?" "Perfect as is. Mother's recipe." "Mother always did prefer... bland things." "Unlike your first wife?" </good> - Example - Office Small Talk: <bad> "Nice weather today." "Yes, very nice." "Good for golf." </bad> <good> "Perfect golf weather." "Shame about your membership." "Temporary suspension. Board meets next week." "I know. I called the vote." </good> </examples> </dialogueFlow> <subtextGuide> - Layer dialogue with hidden meaning: <bad>"I hate you!" she yelled angrily.</bad> <good>"I made your favorite dinner." The burnt pot sat accusingly on the stove.</good> - Create tension through indirect communication: <bad>"Are you cheating on me?"</bad> <good>"Late meeting again?" The lipstick stain on his collar caught the light.</good> <examples> - Example 1 - Unspoken Betrayal: <bad> "Did you tell them about our plans?" "No, I would never betray you." "I don't believe you." </bad> <good> "Funny. Johnson mentioned our expansion plans today." "The market's full of rumors." "Mentioned the exact numbers, actually." The pen in his hand snapped. </good> - Example 2 - Failed Marriage: <bad> "You're never home anymore." "I have to work late." "I miss you." </bad> <good> "Your dinner's in the microwave. Again." "Meetings ran long." "They always do." She folded the same shirt for the third time. </good> - Example 3 - Power Struggle: <bad> "You can't fire me." "I'm the boss." "I'll fight this." </bad> <good> "That's my father's nameplate you're sitting behind." "Was." "The board meeting's on Thursday." </good> </examples> </subtextGuide> <sceneDetail> While writing dialogue makes things more fun, sometimes we need to add detail to not have it be a full on theatre piece. <examples> - Example A (Power Dynamic Scene) <good> "Where's my money?" The ledger snapped shut. "I need more time." "Interesting." He pulled out a familiar gold pocket watch. My mother's. "Time is exactly what you bargained with last month." "That was different-" "Was it?" The watch dangled between us. "Four generations of O'Reillys have wound this every night. Your mother. Your grandmother. Your great-grandmother.Shall we see who winds it next?" </good> - Example B (Action Chase) It's much better to be in the head of the character experiencing it, showing a bit of their though-process, mannerisms and personality: <good> Three rules for surviving a goblin chase in Covent Garden: Don't run straight. Don't look back. Don't let them herd you underground. I broke the first rule at Drury Lane. Rookie mistake. The fruit cart I dodged sailed into the wall behind me. Glass shattered. Someone screamed about insurance. *Tourist season's getting rough*, the scream seemed to say. Londoners adapt fast. "Oi! Market's closed!" The goblin's accent was pure East End. They're evolving. Learning. I spotted the Warren Street tube station sign ahead. *Shit.* There went rule three. </good> - Example C (Crime Scene Investigation) <good> "Greek." Davies snapped photos of the symbols. "No, wait. Reverse Greek." "Someone's been watching too many horror films." I picked up a receipt from the floor. Occult supply shop in Camden. Paid by credit card. *Amateur hour*. "Could be dangerous though," Davies said. "Remember Bristol?" "Bristol was Sanskrit. And actual cultists." I pointed to the nearest symbol. "This genius wrote 'darkness' backwards but used a Sigma instead of an S. It's summoning Instagram followers at best." "Speaking of followers..." Davies pointed to heavy foot traffic in the dust. Multiple sets. All new trainers. *Ah.* "Anyone check local uni paranormal societies?" </good> - Example D (Dialogue-heavy) <good> "Found your card in her wallet." The detective slid it across the table. Worn edges. Folded corner. Three years old at least. "Standard practice. I work missing persons." "Funny thing about missing persons.Eventually they stop being missing. Turn up in the Thames. Under motorways. In pieces." "I don't-" "You found four last year. All breathing." She opened a file. "This would've been your first dead one. If we hadn't found her first." The card felt heavier somehow. </good> </examples> </sceneDetail> <sceneOpenings> KEY RULE: Never open with more than one paragraph of description, no matter how beautiful. Description should be earned through action and dialogue. Instead of opening with setting description, open with: - A character doing something specific - A line of dialogue that raises questions - An unexpected observation - A moment of tension or conflict - Start with a hook that's 1-2 sentences maximum - Follow with a smaller paragraph that provides immediate context - Vary paragraph size from the start to create visual interest </sceneOpenings> </proseGuidelines> Write a chapter based on 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
Harlow Quinn tore the evidence bag off the corpse’s wrist and held it away from her like it had teeth. The brass needle in her Veil Compass trembled, then snapped north, not towards the body, but into the tiled wall beside the platform. “Stop,” she said. “You’re bagging the wrong story.” DS Rowan Davies froze with his gloved hands half-raised. He stood on the cracked concrete between two shuttered shops that shouldn’t have existed in an abandoned Tube station, its metal shutters warped as if someone had heated them from the inside. A thin smear of something dark ran from the body’s collarbone to a seam in the wall, then… stopped. Like the substance had reached a boundary and refused to cross. Davies swallowed. “Inspector Quinn, it’s standard procedure.” “It’s standard procedure when the scene behaves,” Harlow said. She crouched again, slow enough to keep her balance, quick enough to keep control. Her closely cropped salt-and-pepper hair made her look more like a soldier than a cop, and the worn leather watch on her left wrist sat there like a quiet warning. “Tell me what you see, Rowan.” Davies’s breath fogged his own visor, faintly visible in the pale light spilling through broken windows. He looked at the body first, then at the smear, then at the seam. “A dealer. Found dead in a back room. Twelve stab wounds. No signs of struggle.” He jabbed a finger towards the victim’s boots. “No blood spatter beyond the torso. Whoever did it controlled the environment.” Harlow leaned closer. “Controlled it, or edited it?” The victim lay on their side beside a display table. The table had been set up with velvet cloth, the kind you saw in pawn shops before the police turned up. Enchanted trinkets sat under glass domes, each one etched with sigils that caught in the corner of her eye and refused to be normal decoration. Under the victim’s ribs, the concrete showed no pooled blood, no ragged drag marks, nothing that matched the wounds Davies had counted. Instead, coppery breath rose when Harlow moved her head. It stung her nostrils, sharp as a coin held too long in the mouth. Davies followed her gaze. “A blood-alterant. Some of the banned alchemical mixtures do that.” “Then why is the air full of it?” Harlow asked. “Why don’t I see residue on the victim’s hands? No staining along the seams. No smearing. Like the wounds happened after the blood stopped being blood.” Davies frowned. “Or the murderer cleaned up.” “Clean up doesn’t erase physics.” Harlow lifted the victim’s left hand by the fingers, careful where the skin met the glove. The glove had been removed, but the hand wore no blood either. The fingertips shone faintly, slick with something that smelled like pennies and hot metal. She let the hand drop back to the concrete. “This is staged for us. Whoever staged it wanted us to count injuries, not inconsistencies.” Davies shifted his weight. The concrete under his boots scraped softly, too loud in the emptiness. He had the look of a man who wanted to be right, and the tone of a man who had already decided what kind of story this was. “Occult groups love a theatrics-first approach,” he said. “They want fear. They want press. They want you to chase ghosts.” Harlow straightened, and her eyes went past him to the wall. The seam ran vertically through stained tiles, thin enough that a careless glance would miss it. The edges shimmered faintly, as though the stone had been varnished with something wet. Her Veil Compass, tucked in her pocket, felt warmer now. Not hot, but attentive. “Don’t call it a rift like it’s a mood,” Harlow said. “How did you get us in here?” Davies’s mouth tightened. “We didn’t. Not really.” He gestured with his chin towards a narrow maintenance door behind a vending machine that displayed nothing but a broken neon sign. “We followed the cordon line. Someone reported hearing chanting. You know how that ends.” Harlow walked towards the wall without waiting. Her boots made a dull thud, then a different sound at the seam, as if the space behind the tiles wasn’t solid but hollow and breathing. “Inspectors don’t just wander into the Veil Market,” she said. “Entry requires a bone token.” Davies’s eyes flicked to her wrist. “You brought yours?” “I brought my job,” Harlow answered. “And the compass.” She pulled the Veil Compass out. The casing looked ordinary at first glance, small brass, verdigris patina blooming in the grooves like old bruises. Protective sigils covered its face in tiny lines that refused to settle into focus. When she held it over the seam, the needle jerked sideways with sudden aggression. It pointed, unmistakably, towards the tiled wall. Not through it. Into it. “See?” Davies said, and despite himself he sounded a fraction impressed, like the world had offered him a toy he could name. “Energy signature. Something supernatural.” Harlow traced the edge of the seam with one finger, stopping just short of touching. The tile felt colder than the surrounding concrete, and when she angled her wrist, a faint vibration ran up her bones. “This compass doesn’t point at rifts,” she said. “It points at the nearest supernatural rift or portal. Nearest doesn’t mean inside. It means closer to the maker’s hand than to the witness.” Davies took a step closer and lowered his torch. “The compass is attuned. Maybe the murderer carried it.” “Or used it.” Harlow’s eyes narrowed at the sigils on the table display. She’d noticed them earlier, sure, but now she saw how they interacted with the smear of coppery substance. The smear ran from the victim towards the seam and stopped at a point that matched the direction of the compass needle. There, at the end of the stopped stain, the tile carried a faint imprint. Not a boot heel. Not a fingerprint. A small pressure pattern, like a thumb held down against brass. Harlow bent, and her light caught the imprint clearly. A square depression with micro-scratches radiating outward, the kind a compass casing leaves when it kisses stone. Davies leaned in. “That could be coincidence.” “Nothing in here is random.” Harlow turned her head and looked at the victim’s throat. Twelve stab wounds, Davies had said. But the throat had something else: an oval bruise, the colour of dried seaweed, ringed with faint white scarring. Not blood. Not a wound. A pressure seal. “A Veil clasp,” Harlow said. “They used a shut mechanism to keep a breach stable. That’s why the blood-alterant behaves. It didn’t leak. It got stored, bottled, then released with the wounds.” Davies stared at her. “You talk like you’ve seen it before.” “I’ve seen enough,” Harlow said. She stood, eyes sweeping the room. “Who brought the body in here?” Davies shrugged, then stopped as his radio crackled. He didn’t answer it. He watched Harlow instead, waiting for her to provide the next step. Harlow moved to the display table. Under the glass domes sat items that looked like trinkets until you noticed the protective sigils and the way the air tightened around them. A small brass ladle. A bottle with a stopper wrapped in wax. A folded bundle wrapped in parchment that smelled faintly of ash. She focused on the parchment bundle. The wax had been cut cleanly, no tearing, no smudging. The cut left a neat ribbon, as if a blade had traced it with measured care. A careless person would have dragged wax across the parchment. This had been opened by someone who understood seals. Davies approached, his voice lowered. “Whoever did it wanted the goods. Took something. Then killed the seller. It fits.” Harlow held up the bundle without unwrapping it, and the Veil Compass needle twitched as if it disliked the parchment. “You think theft explains the inconsistencies,” she said. Davies didn’t argue. “Because the alternative makes it worse.” Harlow’s gaze slid to his face. “Which alternative?” He didn’t answer at first. Then his jaw flexed. “That someone didn’t enter through a door.” Harlow nodded once. “Yes.” She stepped back from the table and looked at the maintenance door Davies had mentioned. The cordon line outside the station corridor might have guided police in, but it didn’t guide supernatural circulation. If this room moved every full moon, if the Veil Market relocated under Camden, then how did a murder scene end up here with a staged seal and a compass imprint? By invitation, or by force. Harlow’s fingers found her pocket and closed around the compass. She turned the casing so the face sigils faced the seam again. The protective markings flared under her torchlight, not burning, just catching. The needle vibrated harder now, and the seam gave a tiny answer, a soft click that sounded like a lock deciding. Davies’s mouth opened. “Inspector, do you hear that?” “I hear you breathing,” Harlow snapped. “Stop making noise that tells the thing behind the wall you’re here.” Davies looked offended, then he looked scared, and the fear made him cooperative. “Right,” he said. “Right. No noise.” The seam broadened with a wet, slow sound. Tile edges peeled as if paint had softened. The air inside the wall rolled out, thick with copper and something else underneath, like old paper soaked in ink. A thin line of darkness widened, then the darkness held its shape, as if it had decided to become a mouth. Davies stepped back hard enough his boot scuffed the concrete. “This is over the top. It’s like a door opening.” “It is a door,” Harlow said. She tightened her grip on the compass. “And it opened in response to the compass imprint, not the body.” A faint scraping came from inside the gap. Not boots. Not claws. Something delicate, like fingertips dragging over glass. Davies raised his torch higher. “Should I radio for containment?” Harlow didn’t answer because something shifted. The seam became an opening wide enough to show darkness layered with movement, a corridor of shadow within shadow. A shape pressed forward. Not a person. Not fully. A hand, pale and long-fingered, emerged first. It carried a small object that glinted brass against copper air. The Veil Compass needle inside Harlow’s pocket jerked violently, then steadied, as if greeting its maker. The hand placed the object carefully against the tile edge, as though laying a tool back into its rightful owner’s palm. Then it withdrew just as quickly, leaving behind a token. Bone token. Off-white, carved with etchings that looked like protective sigils until you noticed the wrong angle of each line, the way a forgery mimics without mastering. Davies stared at it. “We found it.” Harlow crouched and reached, then stopped. The token sat on the seam’s edge like a lure. She didn’t touch it yet. “What did it want?” she said. Davies swallowed. “Maybe it wanted us to take the token. Maybe it wanted to watch the police bring it out.” Harlow held the compass above the bone token. The needle swung away from the seam entirely, pointing into the room. Towards the body. Towards Davies. Davies’s face went hard. “That’s not possible.” Harlow stood, slow now, because the next movement mattered. She angled her torch so it hit the floor near his boots. Fine dust coated the concrete, a grey-lilac residue that didn’t belong in any police scene. It formed a thin trail towards the display table, then it stopped abruptly, as if something lifted at that moment and pulled the dust away. Davies stared at the trail, his voice low. “So you think I tracked this in.” Harlow didn’t look at him when she spoke. She looked at the dust line and the place it ended. “I think someone used you as a courier,” she said. “You walked in, you followed the cordon, you breathed where they wanted you to breathe. And you counted stab wounds so you wouldn’t count the spaces between them.” Davies took a step back. His hand moved towards his radio. Harlow lifted the compass and clicked it shut, the protective sigils facing out like armour. “Don’t.” Davies froze. “You don’t get to tell me—” The seam behind them shuddered. The opening widened with a wet tearing sound, and the copper air surged out so fast it punched Harlow’s lungs. Her torchlight stuttered, then smeared across the room as if something had brushed the beam. Davies yelped, dropped to one knee, and reached for his radio. Harlow lunged for his wrist, stopping him an inch from pressing the button. The moment her fingers closed on him, the Veil Compass needle snapped again, not towards the seam, not towards the body, but straight into Davies’s pocket. The brass casing vibrated against her palm. Davies’s eyes widened. “I didn’t—” The seam roared open fully, and a second set of fingers grabbed at Davies from behind, slick with coppery residue. Davies jerked, his radio clattering from his hand and skidding across the concrete. Harlow grabbed Davies’s collar, hauling him back as the unseen pull tightened. The bone token on the seam edge flipped end over end and landed against the display table with a hollow click, the protective sigils facing up. Then the whole room shuddered, glass domes chimed, and the enchanted trinkets began to rattle on their velvet cloth, as if the Veil Market itself had woken and decided to reclaim what it thought belonged inside.
created_at"2026-03-18T10:41:21.484Z" 3/18/2026, 10:41:21 AM
model"openai/gpt-5.4-nano-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency7095
moderation_latency(null)
generation_time19417
tokens_prompt4671
tokens_completion3591
native_tokens_prompt4157
native_tokens_completion4449
native_tokens_completion_images0
native_tokens_reasoning1504
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"completed"
usage0.00639265
router(null)
provider_responses
0
endpoint_id"0c835f2e-c18d-4e8c-b245-e1e3bd08b97f"
id"resp_07bb45b2a031ea190169ba8151a14481909ab63e3d24823c74"
is_byokfalse
latency203
model_permaslug"openai/gpt-5.4-nano-20260317"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773830481-xKUznFneYDuVOmpj7Pv1"
upstream_id"resp_07bb45b2a031ea190169ba8151a14481909ab63e3d24823c74"
total_cost0.00639265
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags22
adverbTagCount0
adverbTags(empty)
dialogueSentences63
tagDensity0.349
leniency0.698
rawRatio0
effectiveRatio0
91.06% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2238
totalAiIsmAdverbs4
found
0
adverb"softly"
count1
1
adverb"really"
count1
2
adverb"carefully"
count1
3
adverb"quickly"
count1
highlights
0"softly"
1"really"
2"carefully"
3"quickly"
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)
66.49% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2238
totalAiIsms15
found
0
word"trembled"
count1
1
word"standard"
count2
2
word"velvet"
count2
3
word"pawn"
count1
4
word"etched"
count1
5
word"weight"
count1
6
word"shimmered"
count1
7
word"flicked"
count1
8
word"traced"
count2
9
word"measured"
count1
10
word"vibrated"
count2
highlights
0"trembled"
1"standard"
2"velvet"
3"pawn"
4"etched"
5"weight"
6"shimmered"
7"flicked"
8"traced"
9"measured"
10"vibrated"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow1
found
0
label"eyes widened/narrowed"
count2
highlights
0"eyes narrowed"
1"eyes widened"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences171
matches
0"looked scared"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount1
narrationSentences171
filterMatches
0"look watch"
hedgeMatches
0"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences212
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen36
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2238
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions25
unquotedAttributions0
matches(empty)
16.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions90
wordCount1764
uniqueNames10
maxNameDensity1.98
worstName"Davies"
maxWindowNameDensity4.5
worstWindowName"Davies"
discoveredNames
Quinn1
Veil8
Compass6
Rowan1
Davies35
Tube1
Harlow34
Twelve1
Market2
Camden1
persons
0"Quinn"
1"Compass"
2"Rowan"
3"Davies"
4"Harlow"
5"Twelve"
6"Market"
places(empty)
globalScore0.508
windowScore0.167
16.07% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences112
glossingSentenceCount6
matches
0"smelled like pennies and hot metal"
1"looked like trinkets until you noticed th"
2"sounded like a lock deciding"
3"as if greeting its maker"
4"as though laying a tool back into its rightful owner’s palm"
5"looked like protective sigils until you n"
21.27% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches4
per1kWords1.787
wordCount2238
matches
0"not towards the body, but into the tiled wall beside the platform"
1"Not hot, but attentive"
2"not towards the seam, not towards the body, but straight into Davies’s pocket"
3"not towards the body, but straight into Davies’s pocket"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences212
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs98
mean22.84
std16.04
cv0.702
sampleLengths
043
18
271
37
459
530
635
78
878
923
1014
1136
127
1347
1424
1544
1620
1741
1814
1918
2043
2133
2215
239
249
2552
267
275
2826
2936
3032
3118
3231
3343
3411
3526
367
3715
386
3924
403
4132
4211
4317
4424
4553
466
4745
4819
4920
99.11% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences171
matches
0"been removed"
1"been varnished"
2"been opened"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs330
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences212
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1770
adjectiveStacks0
stackExamples(empty)
adverbCount64
adverbRatio0.03615819209039548
lyAdverbCount17
lyAdverbRatio0.0096045197740113
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences212
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences212
mean10.56
std7.42
cv0.703
sampleLengths
020
123
23
35
49
532
618
71
811
92
105
119
1214
1330
146
1516
1614
1723
1812
193
205
2110
2221
2325
2422
259
2614
274
2810
2910
3026
312
325
3321
3412
3514
369
3715
384
3912
4028
418
4212
4311
4416
4514
4610
474
4811
497
41.35% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats19
diversityRatio0.3018867924528302
totalSentences212
uniqueOpeners64
93.24% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences143
matches
0"Instead, coppery breath rose when"
1"Then his jaw flexed."
2"Then it withdrew just as"
3"Then the whole room shuddered,"
ratio0.028
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount29
totalSentences143
matches
0"He stood on the cracked"
1"She crouched again, slow enough"
2"Her closely cropped salt-and-pepper hair"
3"He looked at the body"
4"He jabbed a finger towards"
5"It stung her nostrils, sharp"
6"She let the hand drop"
7"He had the look of"
8"Her Veil Compass, tucked in"
9"He gestured with his chin"
10"Her boots made a dull"
11"She pulled the Veil Compass"
12"It pointed, unmistakably, towards the"
13"She’d noticed them earlier, sure,"
14"She stood, eyes sweeping the"
15"He didn’t answer it."
16"He watched Harlow instead, waiting"
17"She focused on the parchment"
18"He didn’t answer at first."
19"She stepped back from the"
ratio0.203
43.92% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount119
totalSentences143
matches
0"Harlow Quinn tore the evidence"
1"The brass needle in her"
2"DS Rowan Davies froze with"
3"He stood on the cracked"
4"A thin smear of something"
5"She crouched again, slow enough"
6"Her closely cropped salt-and-pepper hair"
7"Davies’s breath fogged his own"
8"He looked at the body"
9"He jabbed a finger towards"
10"Harlow leaned closer."
11"The victim lay on their"
12"The table had been set"
13"It stung her nostrils, sharp"
14"Davies followed her gaze."
15"Harlow lifted the victim’s left"
16"The glove had been removed,"
17"The fingertips shone faintly, slick"
18"She let the hand drop"
19"Davies shifted his weight."
ratio0.832
34.97% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences143
matches
0"If this room moved every"
ratio0.007
30.08% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences76
technicalSentenceCount12
matches
0"He stood on the cracked concrete between two shuttered shops that shouldn’t have existed in an abandoned Tube station, its metal shutters warped as if someone h…"
1"Enchanted trinkets sat under glass domes, each one etched with sigils that caught in the corner of her eye and refused to be normal decoration."
2"The edges shimmered faintly, as though the stone had been varnished with something wet."
3"Her boots made a dull thud, then a different sound at the seam, as if the space behind the tiles wasn’t solid but hollow and breathing."
4"It carried a small object that glinted brass against copper air."
5"The Veil Compass needle inside Harlow’s pocket jerked violently, then steadied, as if greeting its maker."
6"The hand placed the object carefully against the tile edge, as though laying a tool back into its rightful owner’s palm."
7"Off-white, carved with etchings that looked like protective sigils until you noticed the wrong angle of each line, the way a forgery mimics without mastering."
8"Fine dust coated the concrete, a grey-lilac residue that didn’t belong in any police scene."
9"Harlow lunged for his wrist, stopping him an inch from pressing the button."
10"Davies jerked, his radio clattering from his hand and skidding across the concrete."
11"Then the whole room shuddered, glass domes chimed, and the enchanted trinkets began to rattle on their velvet cloth, as if the Veil Market itself had woken and …"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags22
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags17
fancyCount1
fancyTags
0"Harlow snapped (snap)"
dialogueSentences63
tagDensity0.27
leniency0.54
rawRatio0.059
effectiveRatio0.032
81.8071%