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Run: 2026-03-18-01KM07BEE8WWQWW1N5QMQZD3CW
Run Details
Model:
GPT-5.4 Nano (Reasoning)
Test:
Write N of X
Scenario:
50 sentence summary
Duration:
8.6s
Cost:
$0.002566
Provider:
OpenAI
Evaluation summary
Score
Evaluator
Details Link
77.41%
Matches sentence count
(details)
Model input
User/Human
Summarize the following text into exactly 50 sentences, only return the summary itself: Jack Harper's fingers drummed against the polished bar top, the rhythm a stark contrast to the lazy steel drum music floating through the air. The salty breeze ruffled his meticulously styled hair, carrying the scent of coconut sunscreen and grilled seafood. Sunset Cove was a far cry from Wall Street, and his body knew it. His shoulders, usually tight with the weight of million-dollar deals, didn't know what to do with this forced relaxation. He glanced at his watch. 6:30 PM. In New York, he'd be heading into a late meeting, not... whatever this was. "Another scotch. Neat." A melodic laugh floated over the bar noise. "Rough day at the beach?" Jack's head snapped up, his gaze colliding with a pair of eyes that put the tropical waters to shame. The bartender's lips curved in amusement, a stark contrast to the judgmental stares he was accustomed to in New York. "I don't see how anyone gets any work done around here." "That's the point." She slid the scotch towards him, her movements fluid and unhurried. "We don't." Jack's fingers closed around the glass, but he didn't lift it. "Some of us have empires to build." "And some of us are happy with sandcastles." She leaned forward, her voice dropping to a conspiratorial whisper. The scent of vanilla and sea salt enveloped him. "They're more fun to knock down anyway." A reluctant smile tugged at Jack's lips. His gaze dropped to her name tag. "Sandy, right?" "Good eye, Mr..." "Harper. Jack Harper." "Well, Mr. Harper, what brings a suit like you to our little slice of paradise? You stick out like a penguin at a flamingo party." Jack loosened his tie, suddenly aware of how out of place he must look. "Business. Though I'm starting to question my CEO's choice of location for our corporate retreat." Sandy grabbed a pineapple from a nearby fruit bowl, spinning it in her hands like a basketball. "Let me guess. You're more of a concrete jungle type? All go, no slow?" "The numbers don't lie. Time is money, and this place..." He waved his hand at the laid-back patrons, the swaying palm trees, the endless stretch of golden sand visible through the open-air bar. A pair of surfers trudged past, boards under their arms, laughing about something he couldn't hear. "It's a productivity black hole." Sandy's eyebrow arched, a challenge sparking in her eyes. "Maybe you're looking at the wrong numbers." "Excuse me?" She set the pineapple down and gestured towards the horizon. The setting sun painted the sky in brilliant oranges and pinks, its light dancing off the waves. "How much would you pay for that view in New York?" Jack's gaze followed her hand, lingering on the breathtaking canvas nature had laid out. *Damn*. "Point taken." "So, Jack Harper, master of the universe, what's your grand plan for Sunset Cove domination? Going to turn our little tiki bars into high-rises?" He chuckled, surprised by how easily she drew him in. There was something about her – a spark, a quick wit that both challenged and intrigued him. "Would you believe me if I said I was here to destroy your quaint little town and build a mega-resort?" Sandy's eyes widened in mock horror. She pressed a hand to her chest, her expression comically aghast. "You monster. And here I thought you were just another handsome face in an overpriced suit." "Handsome, huh?" "Don't let it go to your head. We get all types here." She grabbed a cocktail shaker, her hands moving with practiced ease as she mixed a drink for another customer. "Last week we had a guy who thought he was a mermaid. Now *that* was a look." Jack leaned in, mirroring her earlier movement. The bar's bamboo edge dug into his stomach, but he barely noticed. "And what type am I?" Sandy paused, studying him with an intensity that made his pulse quicken. "The kind that needs to loosen his tie and remember how to breathe." She reached out, her fingers brushing his collar. Jack froze, caught off guard by the casual intimacy. "You've got a bit of New York still clinging to you. Might want to dust that off if you plan on surviving here." Their eyes locked, a challenge sparked between them. Jack felt a flutter in his chest that had nothing to do with the scotch. For a moment, the bar faded away. The music, the laughter, the crash of waves on the shore – it all became white noise. A loud crash from the other end of the bar shattered the moment. Sandy straightened, professional mask sliding back into place. "Duty calls. Looks like someone's had a few too many Mai Tais." "Wait-" Jack started, not ready for the conversation to end. Sandy glanced back, a mischievous glint in her eye. "Try not to work too hard, Mr. Harper. You might accidentally enjoy yourself." She sauntered away, navigating the crowded bar with ease. Jack watched her go, drawn to the confidence in her stride, the way other patrons lit up as she passed. *What the hell just happened?* He turned back to the bar, catching his reflection in the mirrored backsplash. His tie hung loose, his usually perfectly coiffed hair tousled by the sea breeze. He hardly recognized himself. His phone buzzed, shattering the moment. A message from Marcus flashed on the screen: "Update on the Sinclair account? Don't forget why you're there, Harper." Reality came crashing back. Jack downed the rest of his scotch, the expensive liquor wasted on his suddenly dry throat. He stood, straightening his tie and smoothing back his hair. *Focus, Harper. You're not here to flirt with bartenders.* But as he walked out, the warm wood of the deck creaking under his polished shoes, he couldn't help glancing back. Sandy stood behind the bar, laughing at something a customer said. The fading sunlight caught her hair, turning it to spun gold. *This could be a problem.* The ocean breeze hit him as he stepped onto the beach, carrying away the last notes of the bar's music. Jack paused, his shoes sinking slightly into the sand. To his left, the neatly manicured path led back to the resort – back to his laptop, his reports, his familiar world of numbers and deals. To his right, the beach stretched out, wild and inviting. A few people lingered, silhouetted against the darkening sky. A couple walked hand in hand at the water's edge. A child's delighted shriek carried on the wind as they chased the retreating waves. Jack's phone buzzed again. Another message from Marcus. He looked back at the Tiki Hut. Through the windows, he could just make out Sandy's profile as she mixed another drink. *Get it together, Harper. Eyes on the prize.* With a final glance at the sunset, Jack turned left, his shoes leaving perfectly formed imprints in the sand as he headed back to his room. But even as he walked away, he could still hear Sandy's laugh, could still feel the ghost of her fingers against his collar. Sunset Cove, it seemed, had more to offer than he'd bargained for.
Model response
Messages
Meta
AI
Jack Harper sits at a bar in Sunset Cove, feeling intensely out of place. Steel drum music and a salty breeze contrast sharply with his Wall Street mindset. He struggles to adapt to the forced relaxation of a corporate retreat. When he checks his watch and it’s 6:30 PM, he expects a late New York meeting instead. He orders another scotch neat to steady himself. Sandy the bartender laughs melodically and teases him about a “beach day.” Jack complains that nobody gets work done there. Sandy says that’s the point. Jack insists that some people have empires to build. Sandy counters that some people are happy with sandcastles and prefer knocking them down. Jack smiles despite himself and asks about the name tag on her shirt. She introduces herself as Sandy while calling him Mr. Harper. Jack admits his suit makes him stick out like a penguin at a flamingo party. Sandy asks what brings someone like him to their slice of paradise. Jack explains it’s business and doubts his CEO’s choice of location. Sandy spins a pineapple and guesses he’s the kind who likes the concrete jungle pace. Jack argues that time is money and that Sunset Cove feels like a productivity black hole. Sandy challenges him to examine the “numbers” he’s using. She gestures toward the horizon as the sunset paints the sky in vivid colors. Sandy asks how much he’d pay in New York for that view. Jack concedes that she has a point. She then asks what his grand plan is for dominating Sunset Cove. Jack jokes that he might destroy the town and build a mega-resort. Sandy reacts dramatically, calling him a monster while teasing his “overpriced suit” charm. She warns him not to let his confidence get out of hand. Sandy says all kinds of people come through here. She recalls a man who once believed he was a mermaid. Jack leans in and asks what type she thinks he is. Sandy tells him he needs to loosen his tie and remember how to breathe. She brushes his collar, and the casual intimacy catches him off guard. Jack feels New York still clinging to him and wonders if he’s failing to fit in. Their eyes lock with a spark of challenge. He feels a flutter in his chest that has nothing to do with scotch. For a brief moment, the bar and music fade and only the waves remain. A loud crash ends the mood, and Sandy snaps back into professionalism. She says duty calls and somebody has had too many Mai Tais. Jack starts to protest, not ready for the conversation to end. Sandy tells him not to work too hard, because he might accidentally enjoy himself. She walks away confidently, and other patrons seem to light up as she passes. Jack watches her go and can’t quite process what just happened. He checks his reflection and notices his tie is loose and his hair is tousled by the sea breeze. His phone buzzes, shattering the lingering moment. Marcus messages him about the Sinclair account and reminds him why he’s there. Jack downs the rest of his scotch and forces himself back into focus. He straightens his tie and smooths his hair as he reminds himself not to flirt. As he walks toward the deck, he still glances back at Sandy laughing behind the bar. The sunset fades across her hair, turning it to spun gold. He steps onto the beach, letting the ocean breeze push against his thoughts. His shoes sink slightly into the sand as he pauses to take in the split paths ahead. On the left, a manicured route leads back to the resort and his laptop-driven world. On the right, the beach stretches wild and inviting with silhouettes against the darkening sky. A couple walks hand in hand at the water’s edge. A child’s delighted shriek carries through the wind as waves retreat. Marcus texts again, urging him to keep his eyes on the prize. Jack looks through the Tiki Hut windows and sees Sandy mixing another drink. He turns back toward his room with one last look at the sunset. Even as he walks away, he hears Sandy’s laugh in his mind and feels the memory of her fingers against his collar. Sunset Cove, he realizes, offers more than he ever bargained for.
created_at
"2026-03-18T10:20:08.533Z"
3/18/2026, 10:20:08 AM
model
"openai/gpt-5.4-nano-20260317"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
4833
moderation_latency
(null)
generation_time
8293
tokens_prompt
1814
tokens_completion
1095
native_tokens_prompt
1555
native_tokens_completion
1804
native_tokens_completion_images
0
native_tokens_reasoning
874
native_tokens_cached
0
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
0.002566
router
(null)
provider_responses
0
endpoint_id
"0c835f2e-c18d-4e8c-b245-e1e3bd08b97f"
id
"resp_0450fb0da7d57ec50169ba7c589a708194aa1e841e0320d109"
is_byok
false
latency
225
model_permaslug
"openai/gpt-5.4-nano-20260317"
provider_name
"OpenAI"
status
200
user_agent
"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer
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api_type
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id
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upstream_id
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total_cost
0.002566
cache_discount
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upstream_inference_cost
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provider_name
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Evaluation details
Result
Evaluator
Details
Meta Data
77.41%
Matches sentence count
n/a
neededClean
false
sentences
54