Run: 2026-03-18-01KM08KJWBGAS053RT3E8P0XJK

Run Details

Duration:
17.2s
Cost:
$0.012923
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 anything else.” Detective Harlow Quinn’s voice cracked across the concrete chamber as she ducked beneath the bowed steel lip of the old Tube platform. A constable froze with a latex-gloved hand inches from a splintered bundle of black feathers pinned to the wall with a butcher’s knife. Quinn moved past him, coat brushing damp tile, her worn leather watch knocking once against the rusted rail as she crouched beside the body. It had been left in the old ticket hall beneath Camden, on the dead side of the Veil Market, where the abandoned station breathed mould, ozone, and something sharper beneath it, something like scorched wool. The victim lay on her back in the centre of the tiled floor, one heel twisted under the other leg, one hand curled around a strip of blue silk. No blood soaked the tiles. That alone made Quinn’s jaw set. Inspector Bell stood near the broken barrier with his hands clasped behind his back, broad shoulders filling his dark overcoat. He watched Quinn work with the patient look of a man who had already decided what this scene meant. “Looks ritualistic,” he said. “Someone from your little underground bazaar got carried away.” Quinn didn’t look up. She eased two fingers beneath the victim’s wrist, then let the arm fall. “Your little bazaar,” she said. “She’s got no pulse, Bell. Keep your pride away from the corpse.” Bell’s mouth twitched. He had the heavy-voiced calm of a man who liked his stories tidy. “You always start with the jokes when you’re rattled.” She slid a torch along the body’s throat. A ring of tiny punctures marked the skin beneath the jaw. Not a bite. Too even. Too careful. “Who found her?” “A vendor from the market. Said he smelled smoke and heard something drag across the platform. By the time he got here, she was already cold.” Quinn’s gaze flicked to the woman’s face. Late twenties, maybe early thirties. Dark hair stuck to one cheek. Her lips were parted, but not in fear. In surprise. She wore a plain grey coat over a dress too fine for a station floor, and on her right ring finger sat a narrow silver band engraved with interlocking loops. “Cold,” Quinn repeated. “How poetic. Did the vendor also use that word?” Bell exhaled through his nose. “You’re in a charming mood.” “Better than trusting the first neat lie in the room.” She looked past the body to the wall behind it. Chalk symbols circled the tile panel there, white lines smeared and half-scuffed by boots. At a glance, they mimicked a binding sigil. Up close, the angles failed in places, the curves slipped, the rhythm broke. “Someone drew this in a hurry,” she said. Bell followed her stare. “Or in a panic.” “Or to look like someone drew it in a hurry.” He glanced over at the constable by the knife. The officer shifted his weight and stared at the floor. Bell lowered his voice. “We’ve got two witnesses saying there was a flash of light. One says the victim screamed. The other says she didn’t move at all after she hit the tiles. That sounds supernatural enough for your tastes.” Quinn stood and brushed dust from her sleeves. “Witnesses always sound dramatic after they’ve got frightened enough. Show me the hands.” Bell gave a short nod to the nearest forensic tech. The woman crouched by the body and lifted each hand in turn, careful as a priest handling relics. Quinn took in the nails first. Clean. Short. Not a scratch under either nail. No torn skin, no bruising at the knuckles. The fingers themselves had a faint silver stain along the pads, like old ink or polished metal rubbed too long. “Turn her right hand.” The tech did. Quinn leaned closer. A circular mark sat in the centre of the palm, no bigger than a shilling. Skin puckered around the edge, pale and hard. Burned, but not by flame. She glanced at Bell. “She didn’t fight.” Bell’s gaze sharpened. “You saying she knew her attacker?” “No.” Quinn pointed with the torch. “I’m saying she never got the chance. This mark, see the raised ring? Pressure burn. Something pressed into her hand while she was alive.” Bell took one step nearer. “Could be restraint.” “Then why does the mark sit dead centre, where a handle would rest?” The tech swallowed. Bell said nothing. Quinn bent again and looked at the strip of blue silk still trapped in the victim’s fist. She eased it free. Fine fabric, expensive weave. A thread of gold ran through the hem in a pattern of stars half lost to the fray. She held it up. “Not from a coat. Scarf, perhaps. Or lining.” Bell folded his arms. “You think it matters?” “I think everything in this room matters and half of it’s lying.” She turned the silk between finger and thumb. A faint powder dusted from the folds. Not ash. Glittering grit, grey-green in the torch beam. “Verdigris,” she said. Bell’s expression flickered. “Copper corrosion. So?” “So this woman handled something brass, green with age, within the last hour.” He said nothing. Quinn walked to the wall and crouched by the chalk ring. The smudge at the bottom edge had come from a boot heel. Heavy tread. New rubber. She traced the line of it to where the floor changed texture near the east tunnel mouth, then to a scatter of dark flecks in the tile grooves. She touched one fleck and brought it to her nose. Smoke. Charcoal. Burnt feathers. “Who stripped the scene?” she asked. Bell looked at her with measured annoyance. “No one stripped anything.” Quinn rose, slow enough to make the silence bite. “There are no drag marks. No scuff trails from the body. No spatters. No fibres from an attacker’s clothes. Yet your witnesses heard a struggle. That means one of three things. Either they lied, they watched from a distance, or the body didn’t get here the usual way.” Bell’s jaw tightened. “You’ve got a theory already.” “I’ve got a problem. Don’t confuse the two.” He gestured to the chalk ring. “You’re ignoring the obvious. Market people sell charms, blades, bottles of poison. Half of them think ghosts pay rent. One of them snapped over a deal, used something messy, then staged the rest. End of story.” Quinn turned her torch toward the tunnel arch. The beam caught a line of wax drips running along the base of the wall. Not random. Deliberate. Small pale beads, placed at regular intervals, each one bearing a tiny indentation in its top. “Not market work,” she said. Bell gave a thin smile. “You’ve visited every stall down here now?” “No. But I’ve seen enough bad copywork to know it when it stinks.” She crouched by the nearest wax drop and scraped the top with a fingernail. A grain of bone-white powder clung to it. When she rubbed it between her fingers, it did not feel granular. It felt fibrous. Bone dust. Her shoulders went still. Bell noticed. “What?” Quinn stood and looked around the chamber again, slower this time. The chalk ring. The wax beads. The silk. The absence of blood. The corpse in its neat little pose. Then the knife in the wall, its handle wrapped in black cloth, its blade fixed through a knot of feathers as if someone had pinned the whole thing there after the fact. “Take that knife down,” she said. Bell’s brow lifted. “You just told my men not to touch anything.” “I changed my mind.” “That’s reassuring.” His tone stayed clipped, but he nodded. The constable reached for the hilt. Quinn snapped her head round. “Not him. You.” Bell stared at her for a beat, then crossed the space himself. He pulled on a fresh pair of gloves, gripped the knife, and worked it free with a grunt. The feathers fell first. Not black. Grey, dusted in soot. When the blade came out, Quinn saw the tip. It wasn’t clean steel. It had a sliver of mirrored metal fused into the edge, no thicker than a fingernail. A shard of polished brass. On the flat of the blade, so faint she almost missed it, ran a set of tiny sigils. Bell held it up. “Occult theatrics.” “Not theatrics. Function.” He frowned. “Explain.” She took the knife from him and angled it under the torch. The brass shard held a faint smear of dark residue, same green stain as on the silk. Tiny pits dimpled the metal around the sigils, as though heat had kissed it and stopped short. “A blade used as a key,” she said. “Or a blade used to force one open.” Bell’s eyes narrowed. “Open what?” Quinn pointed towards the east tunnel. “The air shifts there. Feel it?” He did not answer at once. Quinn moved that way and Bell followed, boots scraping on the old tiles. Halfway down the platform, the stale stink of mildew gave way to something thin and cold, a scent with no home in any normal chamber. The hairs lifted on her forearms. The tunnel mouth had been sealed years ago with iron shuttering. That shutter now stood open by a handspan. Bell swore under his breath. “That wasn’t like that when we came in.” “No. Someone left in a hurry, or something came through and needed room.” She crouched and examined the floor beneath the shutter. No dust lay on the threshold, only a crescent of bare concrete. Fresh scrape marks gouged the edge. Not from boots. From a wheel, narrow and heavy. A cart. Or a trolley. She looked back towards the body. Then to the wax drips. “They moved her,” she said. Bell’s voice hardened. “Why would anyone move a corpse from the tunnel to the platform?” “To dress a room,” Quinn said. “You put a body where people will find it. You leave symbols where they’ll stare. You add smoke and feathers and some half-worked charm, then you invite the police to build the wrong story.” Bell folded the knife back into evidence wrap. “You’re telling me this scene’s fake.” “I’m telling you it started somewhere else.” She stepped back onto the platform and went straight to the victim’s shoes. One heel had split at the sole. The other bore a streak of black wax across the toe. Quinn lifted the hem of the coat, then paused. A brass chain ran from the inside pocket to a hidden clasp at the waistband. Something small hung from it. She opened the clasp and drew out a little brass compass. Verdigris stained the casing. Protective sigils etched the face. The needle quivered once, then swung hard towards the open tunnel. Bell saw it and went still. “What the hell is that?” Quinn turned the compass over in her palm. The lid clicked open with a soft metallic snick. The needle jerked, stalled, then pointed again, not towards the dead shutters this time but deeper, beyond them, into the buried dark beneath Camden. “The Veil Compass,” she said. Bell’s face hardened into something close to suspicion. “That came from the Market.” “Yes.” “You know someone who carries one?” “Yes.” His stare lingered. “Convenient.” Quinn ignored him and looked down at the victim’s ring. The silver loops on her finger were not decorative. Not quite. The pattern matched the sigils on the knife blade, crude but serviceable. A warding clasp. She prised the ring loose and held it beside the compass. The compass needle quivered harder. “Not a buyer,” she murmured. “A courier.” Bell’s eyes sharpened. “For who?” Quinn glanced to the open tunnel. Far beyond the shutter, something tapped once against metal. Then again. Slow. Measured. Not the random scurry of a rat. Not a human knock either. Too patient for either. The forensic tech stepped back. “Did you hear that?” Bell raised a hand, and two constables edged forward with torches. Their beams caught movement in the tunnel mouth, just for an instant, a shape low to the ground and wrong in its joints, dragging something with a metal squeal. Quinn snapped the compass shut. “Back,” she said. Too late. The thing hit the shutter from the far side and bent the steel inward with a crack like a gunshot. Dust erupted. One constable stumbled, fired a shout, and the shape shoved through the gap in a burst of black feathers and wet brass light. It came low, fast, and crawling with too many hands. The nearest torch beam caught a face with no eyes, only polished sockets reflecting the chamber like twin coins. Bell drew his pistol. Quinn raised the compass. And the needle spun once, wild as a trapped insect, before pointing straight at the thing lunging out of the tunnel.
created_at"2026-03-18T10:42:03.812Z" 3/18/2026, 10:42:03 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency415
moderation_latency(null)
generation_time16797
tokens_prompt4671
tokens_completion3349
native_tokens_prompt4157
native_tokens_completion2755
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached3840
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"
usage0.01292325
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_027a035aaf60c1c60169ba817c12a081948e9609590b740ef9"
is_byokfalse
latency194
model_permaslug"openai/gpt-5.4-mini-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-1773830524-I59Y3vIMZ079cmDf84QV"
upstream_id"resp_027a035aaf60c1c60169ba817c12a081948e9609590b740ef9"
total_cost0.01292325
cache_discount0.002592
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
totalTags15
adverbTagCount0
adverbTags(empty)
dialogueSentences72
tagDensity0.208
leniency0.417
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2131
totalAiIsmAdverbs0
found(empty)
highlights(empty)
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)
60.11% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2131
totalAiIsms17
found
0
word"silk"
count5
1
word"pulse"
count1
2
word"flicked"
count1
3
word"weight"
count1
4
word"flickered"
count1
5
word"traced"
count1
6
word"measured"
count2
7
word"silence"
count1
8
word"charm"
count1
9
word"etched"
count1
10
word"quivered"
count2
highlights
0"silk"
1"pulse"
2"flicked"
3"weight"
4"flickered"
5"traced"
6"measured"
7"silence"
8"charm"
9"etched"
10"quivered"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"eyes widened/narrowed"
count1
highlights
0"eyes narrowed"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences196
matches
0"t in fear"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences196
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences253
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen48
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2131
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions25
unquotedAttributions0
matches(empty)
33.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions62
wordCount1574
uniqueNames7
maxNameDensity1.84
worstName"Bell"
maxWindowNameDensity4
worstWindowName"Bell"
discoveredNames
Harlow1
Quinn27
Tube1
Camden2
Veil1
Market1
Bell29
persons
0"Harlow"
1"Quinn"
2"Bell"
places(empty)
globalScore0.579
windowScore0.333
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences101
glossingSentenceCount2
matches
0"something like scorched wool"
1"something close to suspicion"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.469
wordCount2131
matches
0"not towards the dead shutters this time but deeper, beyond them, into the buried dark beneath Camden"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences253
matches
0"moved that way"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs114
mean18.69
std16.84
cv0.901
sampleLengths
04
145
224
375
439
513
617
717
825
926
103
1126
1258
1312
1410
1510
1645
178
188
1910
2023
2136
2221
2328
2442
254
266
2732
283
299
3030
318
3213
336
3443
354
368
378
3812
3924
403
416
4213
4358
4410
454
466
4711
4857
498
99.89% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences196
matches
0"been left"
1"were parted"
2"been sealed"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs249
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences253
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1579
adjectiveStacks0
stackExamples(empty)
adverbCount44
adverbRatio0.02786573780873971
lyAdverbCount3
lyAdverbRatio0.0018999366687777073
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences253
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences253
mean8.42
std7.48
cv0.888
sampleLengths
04
122
223
324
435
529
65
76
820
919
104
119
124
1313
145
1512
163
1713
189
198
2011
213
222
232
243
2526
267
275
286
298
302
3130
323
339
345
355
3610
3710
3814
398
4013
418
424
434
4410
459
4610
474
4836
498
50.20% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats13
diversityRatio0.33201581027667987
totalSentences253
uniqueOpeners84
63.69% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences157
matches
0"Then the knife in the"
1"Then to the wax drips."
2"Too patient for either."
ratio0.019
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount34
totalSentences157
matches
0"It had been left in"
1"He watched Quinn work with"
2"She eased two fingers beneath"
3"He had the heavy-voiced calm"
4"She slid a torch along"
5"Her lips were parted, but"
6"She wore a plain grey"
7"She looked past the body"
8"He glanced over at the"
9"She glanced at Bell."
10"She eased it free."
11"She held it up."
12"She turned the silk between"
13"He said nothing."
14"She traced the line of"
15"She touched one fleck and"
16"He gestured to the chalk"
17"She crouched by the nearest"
18"It felt fibrous."
19"Her shoulders went still."
ratio0.217
61.91% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount125
totalSentences157
matches
0"Detective Harlow Quinn’s voice cracked"
1"A constable froze with a"
2"Quinn moved past him, coat"
3"It had been left in"
4"The victim lay on her"
5"That alone made Quinn’s jaw"
6"Inspector Bell stood near the"
7"He watched Quinn work with"
8"Quinn didn’t look up."
9"She eased two fingers beneath"
10"Bell’s mouth twitched."
11"He had the heavy-voiced calm"
12"She slid a torch along"
13"A ring of tiny punctures"
14"Quinn’s gaze flicked to the"
15"Her lips were parted, but"
16"She wore a plain grey"
17"Bell exhaled through his nose."
18"She looked past the body"
19"Chalk symbols circled the tile"
ratio0.796
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences157
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences58
technicalSentenceCount1
matches
0"He had the heavy-voiced calm of a man who liked his stories tidy."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags15
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags14
fancyCount2
fancyTags
0"Quinn repeated (repeat)"
1"she murmured (murmur)"
dialogueSentences72
tagDensity0.194
leniency0.389
rawRatio0.143
effectiveRatio0.056
88.9714%