Run: 2026-07-09-01KX40QZ27RVR3PJV9J80XMCBQ

Run Details

Duration:
1m 4s
Cost:
$0.102382
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
“Don’t touch the body.” Quinn caught Eva Kowalski by the wrist as the dead man’s jaw clicked open. Something pale shifted behind his teeth. Eva froze, one hand above the corpse and the other trapped in Quinn’s grip. A curl of red hair hung across her round glasses. She tucked it behind her left ear after Quinn released her. “I wasn’t touching him.” “You were close enough to leave regrets.” “It moved.” “I saw.” Detective Harlow Quinn crouched beside the body. The platform tiles pressed through the knees of her trousers, cold and gritty. Verdigris stained the dead man’s lips. His open mouth released the bitter smell of old pennies. Behind Quinn, an abandoned Tube station beneath Camden hummed with power it had no right to possess. Inspector Nate Okoro stood beside a boarded service door, broad shoulders filling his disposable scene suit. His gloves bore smears of black dust. A police lamp cast his shadow across faded posters and fractured cream tiles. “You said this station had been shut since 1967,” Quinn said. “It has.” “Then who pays the electric bill?” Three green lamps glowed beneath the platform canopy. Their light touched stalls built from mismatched doors, railway sleepers and red Chinese cabinets. Jars packed with cloudy eyes lined one counter. Another displayed silver needles on black velvet. Canvas awnings sagged over alleys no architect had included in the original station. Quinn’s brown eyes followed a row of naked bulbs. Their cable vanished into solid brick. Okoro glanced at Eva. “Ask your museum consultant.” “She isn’t my consultant.” “Your warrant lists her as specialist support.” “My warrant also calls this place a suspected smuggling site.” Eva drew her worn leather satchel closer. “Both descriptions lack nuance.” “It’s a market under Camden where someone sells human teeth by weight,” Quinn said. “Nuance can wait upstairs.” A white sheet covered a second shape near the platform edge. Uniformed officers had withdrawn to the stairs after one constable heard his dead mother calling from the tunnel. Quinn had dismissed that report as shock. She had then heard DS Morris cough behind a locked ticket booth. Morris had been dead for three years. She checked her worn leather watch. The second hand ticked. The station clock above the opposite platform ran backwards. Tick-tock. Tock-tick. She turned back to the first corpse. The dead man wore a charcoal suit beneath a butcher’s apron. No visible wound marked his hands, throat or face. Six old British coins rested over each eye, stacked in neat columns. Thin black thread stitched his apron pocket shut. “You identified him?” Okoro opened his notebook. “Silas Venn, according to Kowalski. Market broker. Sold information, introductions, access.” “And curses,” Eva said. “Alleged curses.” “Your photographer’s camera grew teeth.” Okoro looked towards the equipment case. Something inside it scratched twice. “Faulty battery.” “Of course.” Quinn took a penlight from her pocket and aimed it into Venn’s mouth. The pale movement appeared again. A moth crawled onto his tongue, its wings folded tight against its body. Eva leaned in. “Don’t breathe on it.” “Why?” “They recognise breath.” Quinn looked at her. Eva tucked the same curl behind her ear. “Some of them do.” The moth spread its wings. Fine black letters covered them in concentric circles, too small for Quinn to read. It launched from Venn’s mouth, struck the light, and crumbled into grey flakes. Okoro exhaled through his nose. “Poison.” “A poison that writes on moths?” Eva asked. “Someone put it in his mouth after death.” Quinn studied the ash on Venn’s lower lip. “Not after. It climbed out from behind his tongue, and the jaw muscles still have some rigidity. Whoever inserted it would need to force the mouth open and damage the corners.” She directed the light towards his gums. No tears. No bruising. “He swallowed it alive.” “Alive when he swallowed it,” Okoro said. “Not alive when it came out.” “Useful distinction.” Quinn lifted one eyelid with a cotton swab. The coin stack toppled onto the tile with six bright notes. No blood had settled in the exposed sclera. She checked the neck, then pressed two gloved fingers beneath the jaw. Nothing. Okoro watched her. “Pathologist gave a preliminary estimate. Dead eight to twelve hours. She thinks cardiac arrest induced by an unknown compound.” “And you?” “Poisoning disguised as ritual murder. Two sellers fall ill during an illegal gathering. One collapses here. One reaches the edge. Everyone runs before police arrive. We find the leftovers.” “Who called it in?” “Anonymous man. Voice distorted.” “This Market moves every full moon,” Eva said. “It closes before anyone outside can enter.” Quinn faced her. “You’ve been here before.” “No.” “You knew the victim.” “By reputation.” “You knew the schedule.” “From records.” “You brought the entry token.” Eva’s hand tightened around the strap of her satchel. The bone disc that had opened the station gate now sat sealed in an evidence bag inside Quinn’s coat. “Restricted archives contain records,” Eva said. “That’s what makes them archives.” “And restricted?” “That’s what makes my answers expensive.” Quinn rose. At five foot nine, she stood level with Okoro and half a head above Eva. She used her military bearing when silence needed weight. Eighteen years in the Metropolitan Police had taught her that people rushed to fill space if she left enough of it. Eva held firm for five seconds. “Silas offered to sell the museum an artefact last month.” “Which artefact?” “A compass.” “What sort?” “The sort that doesn’t point north.” Okoro closed his notebook. “That would’ve saved us half an hour in the car.” “You would have laughed.” “I’m considering it now.” Quinn crossed to the second body. The market’s smells changed with each step. Incense yielded to damp plaster, then singed hair, raw meat and a sweetness like pears left to rot in a locked drawer. Hundreds of footprints covered the floor, yet none crossed a chalk circle around the white sheet. “Who drew this?” “No one on my team,” Okoro said. Quinn pulled back the sheet. The second victim looked younger, perhaps thirty. A long brown coat covered a linen shirt and narrow black trousers. Blood darkened his right ear. His bare feet carried no dirt, though broken glass and market waste littered the route between the stairs and his resting place. Three fingers on his left hand had turned black. Eva stopped behind Quinn. “I know him.” “Records?” “No. His name is Marek Sowa. He worked in conservation. He disappeared from the museum eleven days ago.” “Did you report him missing?” “His supervisor said he’d taken leave.” “Did you believe that?” “No.” “You’re developing a costly habit, Miss Kowalski.” Okoro stepped inside the chalk circle. “Same cause?” Quinn examined Marek’s pupils. Pinpoint. The skin at his collar showed red mottling. His right nostril held a fleck of blue wax. “Different presentation. Venn’s pupils have dilated. No rash.” “Different doses.” “Different substances.” “Same killer can use both.” “Same staging can cover two deaths.” Quinn looked at the chalk. Symbols repeated around the circle, hooked lines paired with small triangles. Damp footprints had blurred two of them. “Eva.” Eva crouched without crossing the line. “Protective boundary. Late Byzantine structure, but the text is nonsense.” “Reverse Greek?” “Worse. Someone copied letters from a diagram without understanding their function. This one means lamp wick. That one resembles cabbage.” Okoro pointed at the dead man. “Then the ritual is fake.” “The circle is fake,” Eva said. “There’s a difference.” Quinn scanned the platform. Venn lay outside any boundary. Marek lay inside a false one. The market stalls stood open, but no goods had fallen during a panic. Bottles remained upright. Coins sat in little wooden trays. A cup on one counter still held a skin of dark liquid. Whatever emptied this place had done so without overturning a chair. “Your poisoning theory requires a crowd,” Quinn said. “The place is called a market.” “Crowds leave clutter. A dropped bag. A kicked stool. Blood from someone hitting broken glass. We have orderly stalls and hundreds of footprints.” “Regular trade built those prints.” “Not through that.” She pointed towards an archway beside the nearest stall. A thick curtain of red beads hung across it. Dust covered the floor on both sides, smooth and untouched. Okoro frowned. “A dead end?” Quinn pushed the beads aside with her pen. A brick wall filled the arch, its mortar clean and pale. Eva approached. “That wall wasn’t here when the Market opened.” “You said you’d never visited.” “I’ve seen plans.” “Plans show temporary brickwork?” “The station plans show a maintenance passage running north. The Market records call it the Cut.” Quinn examined the bricks. No dust occupied the hairline seams. The wall had appeared or someone had built it in less than a day, without mortar buckets, boot prints or grit. A brass scrape marked one brick at shoulder height. “Something struck this,” she said. Okoro aimed his lamp. The scrape curved down and left. “A tool?” “An object with a round casing.” Eva’s face changed. Her freckles stood stark against drained skin. “The Compass.” Quinn touched the brick below the mark. A green powder clung to her glove. “Verdigris. Same colour as Venn’s mouth.” “He hid it,” Eva said. “Someone made him swallow the moth to extract the location.” “Extract how?” “Message moths eat secrets.” Okoro stared at her. “I’m going to need you to say that again with fewer fairy tales.” “They bind a question into the larva. The adult emerges carrying the answer on its wings.” “And kills the person?” “It eats its way through memory before it eats flesh.” Quinn looked back at Venn. No trauma. Staged coins. A stitched pocket. The body presented as ritual theatre, yet the actual method had left almost nothing beyond a bitter stain. “Someone questioned Venn about the Compass,” she said. “He gave them this wall.” “And Marek?” Okoro asked. Quinn returned to the chalk circle. Marek’s bare feet bothered her. Clean soles. Black fingers. Blue wax. Blood from one ear. She lifted the hem of his trouser leg. A narrow red groove circled his ankle. “Restraint mark.” “Kidnapped, poisoned, dumped,” Okoro said. “Dumped by someone who carried him through glass without leaving a clean path.” Quinn studied the footprints around the circle. Most pointed towards Marek. None pointed away. They ended at the chalk as if a gathering had approached, looked in, then vanished. She shifted her lamp sideways. Shallow depressions emerged between the obvious prints. Bare feet. The marks began inside the circle. One left foot. Then a right. They crossed through the chalk where damp boots had blurred the symbols, continued three metres, and disappeared beside the platform edge. Quinn uncovered Marek’s soles again. A crescent cut marked his right heel. She followed the impressions. The corresponding mark contained a tiny ridge where the cut had pressed into dust. “These are his.” Okoro knelt. “That’s impossible.” “He walked from the circle after these footprints formed.” “He’s in the circle.” Quinn studied the corpse’s hands. Rigor had fixed the fingers into claws. She pressed a swab to the blood beneath his ear. The red smear had dried at the edge but remained wet in the centre. “Pathologist examined him?” “Visual check. She refused to enter the circle until the symbols were cleared.” “Good instinct. Wrong reason.” Quinn placed two fingers against Marek’s throat. A faint beat touched them. Once. Then nothing. She held still. Another beat came after seven seconds, hard and deliberate. “He isn’t dead.” Eva inhaled sharply. Okoro reached for his radio. “Ambulance team, platform now.” The radio hissed. A woman’s voice answered in a language Quinn did not know. Eva seized Okoro’s wrist. “Don’t speak.” The radio said his name. “Nathaniel Okoro.” His face tightened. Quinn took the radio, switched it off and removed the battery. The speaker continued to hiss. “Nathaniel Okoro.” She dropped it into an evidence bag. The voice stopped. Marek’s chest jerked beneath the coat. Quinn cut open his shirt. A small copper plate rested over his sternum, held there with blue wax. Thin wires pierced his skin and ran beneath his ribs. Each pulse made the plate flex. Eva’s glasses slid down her nose. “That’s a revenant bridge.” “Meaning?” “It keeps the body at the threshold. Not living, not dead.” “Can we remove it?” “We can. He’ll fall to one side.” “Which side?” Eva looked at the blackened fingers. “The wrong one, unless we find what anchors him.” Quinn searched Marek’s coat. Empty pockets. The lining felt thicker near the left hip. She slit the seam with her evidence knife and removed a folded card. A museum access pass. Marek Sowa’s photograph stared back at her. Someone had scratched out his eyes. On the reverse, blue ink formed seven words. QUINN WILL OPEN WHAT MORRIS COULD NOT. Her thumb stopped over the name. Okoro read it above her shoulder. “Morris?” “Not now.” “You never told me his case touched this crowd.” “It didn’t.” Eva’s fingers hovered near the message. “That ink is fresh.” Quinn held the card to the lamp. Fine blue threads shifted beneath the surface, crawling into new shapes. The sentence vanished letter by letter. Another took its place. SHE HAS ALREADY BROUGHT THE KEY. Both detectives turned to Eva. Her hand clamped over her satchel. “No.” Quinn extended her palm. “Open it.” “There’s nothing in here that opens portals.” “Specific denial.” “Occupational hazard.” “Open the satchel.” Eva backed away. Leather bindings knocked together inside the bag. Her heel reached the platform’s yellow line. The tunnel beyond her held a darkness that swallowed Quinn’s lamp. No rails ran below. The track bed dropped into a smooth black trench, too deep for the station. Marek’s body convulsed inside the false circle. Eva unfastened the satchel. Books. Pencils. Cotton gloves. A wrapped sandwich. Two paper files. At the bottom lay a small brass compass with a casing stained by green patina. Protective sigils covered its face. Eva stared at it. “I didn’t put that there.” Okoro lifted his brows. “Of course not.” Quinn took the Veil Compass. The brass felt warm through her glove. Its black needle spun in frantic circles, stopped towards the bricked archway, then snapped towards Marek. Back to the wall. Back to Marek. “It can’t decide,” Okoro said. “It points towards the nearest rift or portal,” Eva said. “There are two.” The backward station clock rang once. Every green lamp went out. Brick grated behind them. Quinn swung her torch towards the archway. The wall folded inward, each brick sinking into blackness without falling. Beyond it waited a narrow maintenance passage lined with small white tiles. A man stood at the far end. Water dripped from his suit. Half his face had collapsed into a dark cavity, but Quinn knew the set of his shoulders, the loosened tie, the scar beside his mouth. DS Morris raised one hand. “Harlow,” he said. Inside the chalk circle, Marek sat up and tore the copper plate from his chest. The platform erupted with screaming.
created_at"2026-07-09T18:02:52.881Z" 7/9/2026, 6:02:52 PM
model"openai/gpt-5.6-sol-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency540
moderation_latency(null)
generation_time63959
tokens_prompt4671
tokens_completion4513
native_tokens_prompt4157
native_tokens_completion3343
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached4154
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"completed"
service_tier"default"
usage0.102382
router(null)
provider_responses
0
endpoint_id"a54c5de0-89bf-4ad7-a212-cf977eed918a"
id"resp_00109ee842743a6c016a4fe24cf2c081979545260027a22480"
is_byokfalse
latency237
model_permaslug"openai/gpt-5.6-sol-20260709"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783620172-kfxxXttP0hqunAqLdbf6"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783620172-N0BHrE8SauIjljfPmgR4"
upstream_id"resp_00109ee842743a6c016a4fe24cf2c081979545260027a22480"
total_cost0.102382
cache_discount0.018693
upstream_inference_cost0
provider_name"OpenAI"
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
totalTags18
adverbTagCount0
adverbTags(empty)
dialogueSentences149
tagDensity0.121
leniency0.242
rawRatio0
effectiveRatio0
98.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2503
totalAiIsmAdverbs1
found
0
adverb"sharply"
count1
highlights
0"sharply"
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)
80.02% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2503
totalAiIsms10
found
0
word"fractured"
count1
1
word"electric"
count1
2
word"velvet"
count1
3
word"weight"
count2
4
word"silence"
count1
5
word"structure"
count1
6
word"scanned"
count1
7
word"stark"
count1
8
word"pulse"
count1
highlights
0"fractured"
1"electric"
2"velvet"
3"weight"
4"silence"
5"structure"
6"scanned"
7"stark"
8"pulse"
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
narrationSentences245
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences245
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences376
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen31
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2503
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions30
unquotedAttributions0
matches(empty)
23.97% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions130
wordCount1706
uniqueNames19
maxNameDensity2.52
worstName"Quinn"
maxWindowNameDensity4
worstWindowName"Quinn"
discoveredNames
Eva29
Kowalski1
Quinn43
Harlow1
Tube1
Camden1
Nate1
Okoro23
Three2
Chinese1
Morris3
British1
Venn5
Metropolitan1
Police1
Marek13
Sowa1
Veil1
Compass1
persons
0"Eva"
1"Kowalski"
2"Quinn"
3"Harlow"
4"Camden"
5"Nate"
6"Okoro"
7"Morris"
8"British"
9"Police"
10"Marek"
11"Sowa"
places
0"Venn"
1"Metropolitan"
globalScore0.24
windowScore0.333
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences137
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount2503
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences376
matches
0"dismissed that report"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs258
mean9.7
std10.71
cv1.104
sampleLengths
04
114
26
335
44
57
62
72
836
917
1036
1111
122
136
1450
1515
164
174
184
197
2010
217
224
2318
2448
257
2619
272
287
2940
303
314
3211
334
342
355
3611
372
382
3931
403
414
421
433
444
458
464
4732
485
491
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences245
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs300
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences376
ratio0
matches(empty)
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1708
adjectiveStacks1
stackExamples
0"stark against drained skin."
adverbCount32
adverbRatio0.01873536299765808
lyAdverbCount1
lyAdverbRatio0.000585480093676815
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences376
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences376
mean6.66
std4.77
cv0.717
sampleLengths
04
114
26
314
410
511
64
77
82
92
107
1113
126
1310
1417
1516
167
1713
1811
192
206
218
2214
238
247
2513
269
276
284
294
304
317
3210
337
344
3514
364
3711
3818
397
4012
417
426
434
449
451
461
477
4811
499
56.56% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats9
diversityRatio0.3537234042553192
totalSentences376
uniqueOpeners133
32.52% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences205
matches
0"Most pointed towards Marek."
1"Then a right."
ratio0.01
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount31
totalSentences205
matches
0"She tucked it behind her"
1"His open mouth released the"
2"His gloves bore smears of"
3"Their light touched stalls built"
4"Their cable vanished into solid"
5"She had then heard DS"
6"She checked her worn leather"
7"She turned back to the"
8"It launched from Venn’s mouth,"
9"She directed the light towards"
10"She checked the neck, then"
11"She used her military bearing"
12"His bare feet carried no"
13"His right nostril held a"
14"She pointed towards an archway"
15"Her freckles stood stark against"
16"She lifted the hem of"
17"They ended at the chalk"
18"She shifted her lamp sideways."
19"They crossed through the chalk"
ratio0.151
30.73% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount176
totalSentences205
matches
0"Quinn caught Eva Kowalski by"
1"Something pale shifted behind his"
2"Eva froze, one hand above"
3"A curl of red hair"
4"She tucked it behind her"
5"Detective Harlow Quinn crouched beside"
6"The platform tiles pressed through"
7"Verdigris stained the dead man’s"
8"His open mouth released the"
9"Inspector Nate Okoro stood beside"
10"His gloves bore smears of"
11"A police lamp cast his"
12"Their light touched stalls built"
13"Jars packed with cloudy eyes"
14"Another displayed silver needles on"
15"Canvas awnings sagged over alleys"
16"Quinn’s brown eyes followed a"
17"Their cable vanished into solid"
18"Okoro glanced at Eva."
19"Eva drew her worn leather"
ratio0.859
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences205
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences56
technicalSentenceCount2
matches
0"The bone disc that had opened the station gate now sat sealed in an evidence bag inside Quinn’s coat."
1"The tunnel beyond her held a darkness that swallowed Quinn’s lamp."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags18
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags18
fancyCount0
fancyTags(empty)
dialogueSentences149
tagDensity0.121
leniency0.242
rawRatio0
effectiveRatio0
87.1938%