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Run: 2026-10-08-01M4DA9EA8NYG260G1JP6N0MV6
Run Details
Model:
Claude Haiku 5.5 (Reasoning, Medium)
Test:
Write N of X
Scenario:
50 sentence summary
Duration:
17.5s
Cost:
$0.002142
Provider:
Claude Platform on AWS
Evaluation summary
Score
Evaluator
Details Link
92.22%
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, a high-powered New York businessman, sits at a bar in Sunset Cove, where the steel drum music and salty breeze contrast sharply with his Wall Street life. He has spent years chasing million-dollar deals, so he struggles to relax. He checks his watch and realizes that in New York he would be heading into a late meeting. He orders a neat scotch. The bartender, Sandy, laughs and asks if he is having a rough day at the beach. Her warm eyes catch his attention, and he thinks they outshine the tropical waters. Jack remarks that he cannot see how anyone gets work done here. Sandy replies that this is exactly the point. Jack says some people have empires to build. Sandy counters that others are content with sandcastles, which are more fun to knock down. Jack smiles and learns her name from her name tag. She teases him that he looks like a penguin at a flamingo party. He admits he is there for business, though he doubts his CEO's choice of retreat location. Sandy jokes that he must be a concrete jungle type who only knows how to go, never slow. Jack insists that time is money and calls the laid-back town a productivity black hole. Sandy challenges him, suggesting he is looking at the wrong numbers. She points toward the horizon, where the sunset paints the sky in brilliant color. She asks how much he would pay for that view in New York, and Jack concedes the point. Playfully, Jack claims he plans to turn the quaint town into a mega-resort. Sandy responds with mock horror, calling him a monster. She admits he is handsome but warns him not to let it go to his head. As she mixes a drink, she mentions a customer who believed he was a mermaid. Jack leans in and asks what type of man she thinks he is. Sandy says he needs to loosen his tie and remember how to breathe. She brushes his collar, catching him off guard with her casual intimacy. She tells him he still carries New York with him and should shake it off to survive there. Their eyes lock, and Jack feels a flutter that has nothing to do with the scotch. For a moment, the sounds of the bar fade into white noise. A loud crash from the other end of the bar breaks the moment. Sandy straightens up, returning to her professional demeanor, and says duty calls. Jack tries to keep the conversation going, but she glances back with a mischievous look. She urges him not to work too hard, since he might accidentally enjoy himself. Jack watches her move confidently through the crowd, admired by everyone she passes. He wonders what just happened and catches his reflection in the mirrored backsplash. His loose tie and tousled hair make him hardly recognize himself. His phone buzzes with a message from Marcus about the Sinclair account. Reality returns, and Jack downs the rest of his scotch. He stands, straightens his tie, and reminds himself he is not there to flirt with bartenders. As he walks out onto the warm deck, he glances back and sees Sandy laughing behind the bar. The fading sunlight turns her hair to spun gold, and he realizes this could be a problem. On the beach, he pauses between the resort path leading to his work and the wild, inviting shoreline. Nearby, couples stroll at the water's edge and a child chases the retreating waves. Marcus texts again, and Jack looks back at the Tiki Hut, glimpsing Sandy through the window. He tells himself to get it together and keep his eyes on the prize. After one final look at the sunset, he turns toward his room. As he walks away, he still hears Sandy's laugh and feels the ghost of her fingers on his collar. Sunset Cove, it seems, holds more in store for him than he bargained for.
created_at
"2026-10-08T08:32:45.402Z"
10/8/2026, 8:32:45 AM
model
"anthropic/claude-haiku-5.5-20261007"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
2583
moderation_latency
(null)
generation_time
17414
tokens_prompt
1768
tokens_completion
1602
native_tokens_prompt
2486
native_tokens_completion
3787
native_tokens_completion_images
(null)
native_tokens_reasoning
2582
native_tokens_cached
0
num_media_prompt
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num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
num_fetches
(null)
web_search_engine
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origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"end_turn"
service_tier
"default"
usage
0.0021421
router
(null)
user_agent
"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer
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request_id
"req-1791448365-M2lSadUX8ybrBXZnGoVi"
session_id
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preset_id
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api_type
"completions"
id
"gen-1791448365-BwMeBsZm1dMOvKZLHX9V"
upstream_id
"msg_011CfpTeQiNpMRPar2eCcDwt"
provider_responses
0
endpoint_id
"b6cdf493-3a61-441f-a134-e7944fddb980"
id
"msg_011CfpTeQiNpMRPar2eCcDwt"
is_byok
false
latency
821
model_permaslug
"anthropic/claude-haiku-5.5-20261007"
provider_name
"Claude Platform on AWS"
status
200
total_cost
0.0021421
cache_discount
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upstream_inference_cost
0
provider_name
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response_cache_source_id
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data_region
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workspace_id
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Evaluation details
Result
Evaluator
Details
Meta Data
92.22%
Matches sentence count
n/a
neededClean
false
sentences
47