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Run: 2026-03-06-01KK1HPV302H8EQZMGAVYVMMCB
Run Details
Model:
GPT-5.4
Test:
Bad Writing Habits
Scenario:
Mystery: examining a crime scene
Duration:
1m 17s
Cost:
$0.045234
Provider:
OpenAI
Evaluation summary
Score
Evaluator
Details Link
100.00%
Adverbs in dialogue tags
(details)
95.54%
AI-ism adverb frequency
(details)
100.00%
AI-ism character names
(details)
100.00%
AI-ism location names
(details)
73.24%
AI-ism word frequency
(details)
100.00%
Cliché density
(details)
100.00%
Emotion telling (show vs. tell)
(details)
100.00%
Filter word density
(details)
100.00%
Gibberish response detection
(details)
100.00%
Markdown formatting overuse
(details)
100.00%
Missing dialogue indicators (quotation marks)
(details)
50.00%
Name drop frequency
(details)
100.00%
Narrator intent-glossing
(details)
100.00%
"Not X but Y" pattern overuse
(details)
100.00%
Overuse of "that" (subordinate clause padding)
(details)
100.00%
Paragraph length variance
(details)
97.64%
Passive voice overuse
(details)
100.00%
Past progressive (was/were + -ing) overuse
(details)
100.00%
Em-dash & semicolon overuse
(details)
100.00%
Purple prose (modifier overload)
(details)
100.00%
Repeated phrase echo
(details)
100.00%
Sentence length variance
(details)
62.60%
Sentence opener variety
(details)
66.23%
Adverb-first sentence starts
(details)
100.00%
Pronoun-first sentence starts
(details)
62.65%
Subject-first sentence starts
(details)
0.00%
Subordinate conjunction sentence starts
(details)
100.00%
Technical jargon density
(details)
100.00%
Useless dialogue additions
(details)
100.00%
Dialogue tag variety (said vs. fancy)
(details)
90.2628%
Overall
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
Messages
Meta
AI
“Don’t touch that curtain.”
Detective Harlow Quinn ducked under
the yellow tape and caught the constable’s wrist before his gloved fingers brushed the black
velvet
hanging from the archway.
He froze, eyes wide behind
a fog of breath and cheap coffee.
Quinn let go at once
and stepped past him, her leather
watch
grazing the edge of her cuff. “Sorry, ma’am.” “You would be if you put your prints on it.”
The abandoned Tube platform stretched
away in broken slabs and old soot, but this was no common trespass scene with squatters, spice packets, and burnt foil.
Someone had remade the station
into a chamber.
Lanterns in smoked glass hung
from rusted hooks.
Stalls stood folded back against
the tiled walls as if a market had packed itself in a hurry and vanished through a trapdoor.
The air carried a layered
stink, old dust, hot metal, rosemary smoke, and beneath it all the sweet rot of blood. Camden’s forgotten underbelly.
People had whispered about tunnels
beneath tunnels for years. Smugglers. Raves. Organ theft. Quinn had heard them all. Yet the scene in front of her refused every neat drawer in the filing cabinet.
A body lay facedown near
the tracks, one arm bent under him at an angle that made the shoulder
look
poured rather than jointed.
The victim wore an expensive
charcoal coat, split at the back seam, and one polished shoe had come off. Around him, chalk marks mapped the territory.
Forensics lights cast the platform
in
stark
white pools, leaving the far end in murk.
DS Colin Vale crouched by
a pillar, notebook in hand.
He rose when he saw
her, all rangy limbs and impatience. “You took your time.” “You called it in as a routine homicide.” “That was before I walked ten yards.”
He jerked his chin at
the stalls. “What do you think this is?” Quinn did not answer.
She moved past him and
scanned
the station in slices. Habit first. Entry points. Exits. Sight lines. Obstacles. Two stairwells. One sealed gate, old iron.
A maintenance tunnel to the
east wall, barred open. No signs of forced entry on the gate. No fresh damage on the stairs. Plenty of boot prints in the grime, but too many uniforms had already trampled the edges. “Who found him?” “Transport cleaners. They came down through a service hatch after reports of humming from the electrical room.” “Humming.” “That’s what they said. Thought thieves were stripping copper.” Quinn crouched by the body. Male. Mid-fifties. Good tailoring. Clean nails. No wallet in the back pocket, no
watch
, wedding ring still on. Blood had leaked from under the torso and congealed in a dark fan, but not enough for the amount on the nearby tiles. The victim had bled elsewhere or
been emptied
by something that did not care about tidiness. Vale circled to the other side. “One stab wound, upper back. Narrow blade. Went between the ribs. In and out. Efficient.” “Then why the mess?” He spread a hand. “Panic. The killer dragged him. Look there.” A broad smear cut across the platform, leading from the centre aisle between the empty stalls to the track edge. Quinn leaned closer.
It looked like a drag
mark at first glance, but first glances earned lazy arrests. The blood trail widened and thinned in the wrong places. A body dragged by the shoulders left alternating catches where heels bumped and cloth snagged. This was smoother. Swept. Deliberate.
She rose and walked to
the beginning of the stain. The tile there had
been scrubbed
and failed to hide it. Around the edges lay a powder, pale and gritty. “Forensics bag that.” A technician near the stairs nodded. Vale flipped a page. “We found traces of chalk circles as well. Could be some performance art rubbish. There were candles everywhere before the firefighters cleared the open flames. One witness said this place hosted secret parties. Rich people love old stations.” “Rich people also love not being stabbed.”
She stopped at the nearest
stall. The wood looked ancient from a distance. Up close, the planks were recently cut and then dirtied, all theatre. Brass hooks lined the back board. Several held nothing. One held a string of tiny vertebrae threaded on red twine. Another displayed a row of stoppered glass vials, each empty. “Did anyone log these stalls before they started moving pieces?” Vale frowned. “We secured the body.” “That wasn’t my question.”
He closed the notebook with
a snap. “Photographs are being
processed
.” Quinn glanced at him. Vale was sharp enough when his ego did not step ahead of his eyes. Tonight his ego had sprinted. Something crunched under her shoe. She looked down. Not glass. Bone, shaved into a thin disc with a hole bored through the top.
She bent, lifted it with
a pen, and turned it in the light. “A token?” Vale peered over. “Necklace
charm
.” “It was in the dirt, not on the victim.” “So the victim dropped it.”
She rubbed the edge through
her glove. Smooth from handling. One side held a scratched symbol, a crescent crossed by three short lines. “Bag it separate.” A low whistle came from behind the tape. Eva Kowalski stood there with her satchel clutched to her hip, curly red hair escaping its tie, round glasses flashing in the forensic glare. A uniform blocked her path with all the confidence of a man who did not know whom he
was talking
to. “She can’t be here,” Vale said. Eva pushed her glasses up with one knuckle. “I work for the museum, not a séance parlour. One of your officers called about the symbols because he knows I can read dead languages better than Google.” Quinn held out her hand for the token. “Let her through.” Vale’s mouth tightened. “She’s a civilian.” “She’s useful.” Eva slipped under the tape and landed with a small skid on the dirty platform.
Her gaze darted, quick and
bright, but she did not gawp at the body. Good.
She had seen enough ugly
things in archives and basements to know wonder had no place at a fresh death. “Who’s dead?” “Not for you to identify,” Vale said. Eva ignored him and looked at Quinn instead. “What am I looking at?” Quinn pointed with two fingers. “Powder by the stain. Markings. These stalls. And that.” At the far end of the platform, fixed to an old Underground roundel, hung a brass compass on a length of black cord. The casing had gone green with verdigris.
Its face caught the light
in tiny
etched
lines. Eva went still.
She tucked hair behind her
left ear. “That shouldn’t be here.” Quinn
watched that reaction
. “What is it?” “A Veil Compass.” Vale gave a short laugh. “A what compass?” Eva did not
look
at him. “People tell stories about hidden markets. They trade in artefacts, poisons, favours, names. Most of it is gossip wrapped in bad scholarship, but the compass is real. Shade work, according to one manuscript. It points to tears in the world.” Vale folded his arms. “Convenient.” “You asked for a translation, not a worldview.” Quinn walked to the hanging compass.
It swayed once, though no
one had touched it.
Its needle trembled, then pulled
hard,
not north, but toward the wall behind the folded stalls
.
She did not like the
prickling at the base of her neck.
She liked it less because
it felt
familiar
, close to the wrongness that had lived in the Morris file, three years old and never buried. “Who moved this?” No one answered. A constable near the stairs called down. “Ma’am, nobody logged it. We thought it was part of the set dressing.” “Everything is evidence until I say otherwise.” She studied the wall. White tiles, cracked in a spider pattern. Soot in the grout. At knee height, one section had lost its grime in a clean crescent, as if something had rested there and
been removed
. The stalls had
been placed
to hide it. “Move the stall. Slowly.” Vale stepped in. “If this is your grand theory, that a magic compass killed a City banker in a secret goblin bazaar, I’ll save us all the paperwork and write stress leave in the margin.” Quinn did not turn. “I know it’s not a drag mark. I know the blood was poured after death. I know our victim came here on purpose because there are no defensive wounds, no signs of pursuit from the entrances, and his ring is still on his hand. Robbery didn’t drive this. Ritual theatre did.” “Or a meeting gone wrong.” “Then where are the meeting traces? No phones trampled underfoot. No dropped cigarette ends from nervous men in a rush. No takeaway cups. No tyre marks topside from a quick disposal. This place was arranged, used, stripped, and abandoned with care.” Eva crouched by the powder and sniffed, then recoiled. “Salt, ash, and crushed juniper. Protective blend.” Vale stared at her. “You can smell that.” “I can read and I own a nose.” The officers shifted the stall aside. Wood scraped tile. Dust rose. Behind it, the wall was not a wall at all. A bricked-up arch sat beneath the old tile skin, and in the centre of the arch someone had drawn a circle in dark red. Not paint. Blood. Symbols ringed it in a cramped hand, some sharp and angular, others curved like hooks. At the
very
middle lay a handprint, full palm, fingers spread. Quinn stepped close but not too close. The blood had dried with a skin of black gloss. Fresh enough to hold colour. Old enough to crack at the edges. She saw one flaw at once. “Those symbols. You know them?” Eva swallowed. “Some. Protection. Concealment. Binding.” “Which one’s wrong?” Eva blinked. “What?” “One is wrong. Someone copied this from a source they did not understand.” Vale scoffed. “Based on what?” Quinn pointed with a pen. “Everything else sits in a ring. Even spacing, same pressure, same hand. That one cuts deeper. Hesitation at the curve. Ink, or blood, pooled there because the writer stopped and corrected. Whoever made this knew enough to fake fluency, not enough to be fluent.” Eva leaned in, eyes narrowing behind the lenses. “She’s right. That’s not a binding mark. It’s an invitation glyph, badly drawn. If this is meant to seal something, it does the opposite.” Vale opened his mouth, then shut it. Quinn crouched at the base of the arch. More pale grit.
More little grooves in the
dirt. Not from shoes. Small wheels. “Something stood here.” “The compass?” Eva said. “No. Too light.” Quinn
traced
the arc in the clean tile with one finger. “A case. Curved base. Metal feet.” “A trunk?” “A display cabinet.” She stood and looked back at the body. “Where’s the victim’s blood type?” “Pending.” “Get me his hands.” Vale stared. “They’re attached.” “For residue. Wood stain, metal polish, chalk, whatever he touched before he died.” She nodded at the arch. “He didn’t come to buy. He came to bring something. It sat here, centre stage, then left with someone else.” Eva’s voice dropped. “If this is the Veil Market, entry needs a token.” Quinn lifted the bone disc in its evidence bag. “So our victim had a ticket.” “Or the killer did.” A technician called from beside the corpse. “Ma’am, there’s more. Inner pocket.” He held up a folded card with tweezers. Thick black stock. No writing on the outside. Quinn took it and opened the crease. Inside, embossed in silver, stood a single line. ADMISSION FOR ONE, NO RETINUE Below it, a symbol matched the token. Vale exhaled through his nose. “All right. Secret club. Password on card. Wealthy weirdo venue. We’re back in the real world.” Quinn looked at the body again. The coat split at the back. The single shoe off. The blood arranged after death. The hidden arch. The fake symbol among real ones. “No,” she said. “Now we’re closer to it.” She crossed to the corpse and crouched by the bare foot. Not bare. A black sock, fine wool, stretched thin at the heel. On the sole clung a smear of grey dust with bright flecks in it. She scraped a sample onto a slide. Mica. Plaster. Something else, something oily. “Where else in the station?” A uniform answered. “No plaster work down here. Just old tile and concrete.” “Then he came through another place before he died.” Eva’s head lifted toward the maintenance tunnel. The Veil Compass, still hanging from the roundel, spun once and snapped toward the same dark opening. Everyone saw it. No one spoke for a beat.
Then, from the tunnel, came
the metallic clatter of something dropped in haste, followed by the soft slap of
footsteps
retreating deeper underground. Quinn
was already moving
. “Vale, with me. Nobody touches that arch. Kowalski, stay behind the tape.” Eva had already reached into her satchel. “You’ll want a torch. And if that compass starts screaming, run.” Quinn snatched the torch from her hand and plunged into the tunnel just as a second sound rolled out of the dark, a low, wet crack like a joint forced the wrong way, and Vale swore, sharp and frightened. At the bend ahead, a man in forensic white staggered into the light with half his mask torn off and blood
streaming
through his fingers. Behind him, something slammed into the tunnel wall hard enough to shake rust from the pipes.
created_at
"2026-03-06T12:24:40.304Z"
3/6/2026, 12:24:40 PM
model
"openai/gpt-5.4-20260305"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
546
moderation_latency
(null)
generation_time
76440
tokens_prompt
4671
tokens_completion
3619
native_tokens_prompt
4157
native_tokens_completion
2918
native_tokens_completion_images
0
native_tokens_reasoning
0
native_tokens_cached
3968
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"completed"
usage
0.0452345
router
(null)
provider_responses
0
endpoint_id
"9ff5625c-403f-4d7f-b895-58ac7295062c"
id
"resp_0246c8e4a94cc9e70169aac7885b688196b0dc6319b45682e8"
is_byok
false
latency
144
model_permaslug
"openai/gpt-5.4-20260305"
provider_name
"OpenAI"
status
200
user_agent
"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer
(null)
api_type
"completions"
id
"gen-1772799880-6CeefrxNutYEb8BJlYph"
upstream_id
"resp_0246c8e4a94cc9e70169aac7885b688196b0dc6319b45682e8"
total_cost
0.0452345
cache_discount
0.008928
upstream_inference_cost
0
provider_name
"OpenAI"
Evaluation details
Result
Evaluator
Details
Meta Data
100.00%
Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags
7
adverbTagCount
0
adverbTags
(empty)
dialogueSentences
85
tagDensity
0.082
leniency
0.165
rawRatio
0
effectiveRatio
0
95.54%
AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount
2242
totalAiIsmAdverbs
2
found
0
adverb
"slowly"
count
1
1
adverb
"very"
count
1
highlights
0
"slowly"
1
"very"
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)
73.24%
AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount
2242
totalAiIsms
12
found
0
word
"velvet"
count
1
1
word
"stark"
count
1
2
word
"scanned"
count
1
3
word
"efficient"
count
1
4
word
"processed"
count
1
5
word
"charm"
count
1
6
word
"etched"
count
1
7
word
"trembled"
count
1
8
word
"familiar"
count
1
9
word
"traced"
count
1
10
word
"footsteps"
count
1
11
word
"streaming"
count
1
highlights
0
"velvet"
1
"stark"
2
"scanned"
3
"efficient"
4
"processed"
5
"charm"
6
"etched"
7
"trembled"
8
"familiar"
9
"traced"
10
"footsteps"
11
"streaming"
100.00%
Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches
0
maxInWindow
0
found
(empty)
highlights
(empty)
100.00%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
184
matches
(empty)
100.00%
Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount
2
hedgeCount
0
narrationSentences
184
filterMatches
0
"watch"
1
"look"
hedgeMatches
(empty)
100.00%
Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences
262
gibberishSentences
0
adjustedGibberishSentences
0
longSentenceCount
0
runOnParagraphCount
0
giantParagraphCount
0
wordSaladCount
0
repetitionLoopCount
0
controlTokenCount
0
maxSentenceWordsSeen
51
ratio
0
matches
(empty)
100.00%
Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans
0
markdownWords
0
totalWords
2242
ratio
0
matches
(empty)
100.00%
Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions
13
unquotedAttributions
0
matches
(empty)
50.00%
Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions
65
wordCount
1501
uniqueNames
12
maxNameDensity
1.47
worstName
"Quinn"
maxWindowNameDensity
3.5
worstWindowName
"Quinn"
discoveredNames
Harlow
1
Quinn
22
Tube
1
Colin
1
Vale
18
Kowalski
1
Eva
14
Underground
1
Morris
1
Veil
1
Compass
1
One
3
persons
0
"Harlow"
1
"Quinn"
2
"Colin"
3
"Vale"
4
"Kowalski"
5
"Eva"
6
"Morris"
7
"Compass"
8
"One"
places
(empty)
globalScore
0.767
windowScore
0.5
100.00%
Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences
106
glossingSentenceCount
1
matches
0
"looked like a drag mark at first glance,"
100.00%
"Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches
1
per1kWords
0.446
wordCount
2242
matches
0
"not north, but toward the wall behind the folded stalls"
100.00%
Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount
1
totalSentences
262
matches
0
"watched that reaction"
100.00%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
157
mean
14.28
std
16.93
cv
1.186
sampleLengths
0
4
1
55
2
2
3
10
4
86
5
36
6
65
7
21
8
4
9
8
10
20
11
68
12
3
13
17
14
1
15
9
16
62
17
6
18
15
19
4
20
4
21
7
22
20
23
48
24
30
25
3
26
6
27
4
28
38
29
7
30
55
31
10
32
2
33
4
34
4
35
7
36
4
37
23
38
23
39
13
40
2
41
3
42
2
43
9
44
5
45
23
46
3
47
53
48
6
49
8
97.64%
Passive voice overuse
Target: ≤2% passive sentences
passiveCount
4
totalSentences
184
matches
0
"been emptied"
1
"been scrubbed"
2
"been removed"
3
"been placed"
100.00%
Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount
2
totalVerbs
244
matches
0
"was talking"
1
"was already moving"
100.00%
Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount
0
semicolonCount
0
flaggedSentences
0
totalSentences
262
ratio
0
matches
(empty)
100.00%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
1503
adjectiveStacks
0
stackExamples
(empty)
adverbCount
37
adverbRatio
0.024617431803060547
lyAdverbCount
5
lyAdverbRatio
0.00332667997338656
100.00%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
262
echoCount
0
echoWords
(empty)
100.00%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
262
mean
8.56
std
8.04
cv
0.939
sampleLengths
0
4
1
25
2
12
3
18
4
2
5
10
6
26
7
8
8
8
9
23
10
21
11
3
12
9
13
1
14
1
15
2
16
5
17
15
18
24
19
19
20
7
21
15
22
10
23
11
24
4
25
8
26
14
27
6
28
4
29
10
30
2
31
2
32
1
33
2
34
1
35
2
36
5
37
9
38
8
39
6
40
16
41
3
42
17
43
1
44
9
45
5
46
1
47
1
48
2
49
2
62.60%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
11
diversityRatio
0.40076335877862596
totalSentences
262
uniqueOpeners
105
66.23%
Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount
3
totalSentences
151
matches
0
"More pale grit."
1
"More little grooves in the"
2
"Then, from the tunnel, came"
ratio
0.02
100.00%
Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount
27
totalSentences
151
matches
0
"He froze, eyes wide behind"
1
"He rose when he saw"
2
"He jerked his chin at"
3
"She moved past him and"
4
"He spread a hand."
5
"It looked like a drag"
6
"She rose and walked to"
7
"She stopped at the nearest"
8
"He closed the notebook with"
9
"She looked down."
10
"She bent, lifted it with"
11
"She rubbed the edge through"
12
"Her gaze darted, quick and"
13
"She had seen enough ugly"
14
"Its face caught the light"
15
"She tucked hair behind her"
16
"It swayed once, though no"
17
"Its needle trembled, then pulled"
18
"She did not like the"
19
"She liked it less because"
ratio
0.179
62.65%
Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount
120
totalSentences
151
matches
0
"Detective Harlow Quinn ducked under"
1
"He froze, eyes wide behind"
2
"Quinn let go at once"
3
"The abandoned Tube platform stretched"
4
"Someone had remade the station"
5
"Lanterns in smoked glass hung"
6
"Stalls stood folded back against"
7
"The air carried a layered"
8
"Camden’s forgotten underbelly."
9
"People had whispered about tunnels"
10
"Quinn had heard them all."
11
"A body lay facedown near"
12
"The victim wore an expensive"
13
"Forensics lights cast the platform"
14
"DS Colin Vale crouched by"
15
"He rose when he saw"
16
"He jerked his chin at"
17
"Quinn did not answer."
18
"She moved past him and"
19
"A maintenance tunnel to the"
ratio
0.795
0.00%
Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount
0
totalSentences
151
matches
(empty)
ratio
0
100.00%
Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences
54
technicalSentenceCount
1
matches
0
"A body lay facedown near the tracks, one arm bent under him at an angle that made the shoulder look poured rather than jointed."
100.00%
Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags
7
uselessAdditionCount
0
matches
(empty)
100.00%
Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags
4
fancyCount
0
fancyTags
(empty)
dialogueSentences
85
tagDensity
0.047
leniency
0.094
rawRatio
0
effectiveRatio
0
90.2628%