Run: 2026-03-06-01KK1H50FTXD9570KRRY135MRF

Run Details

Model:
GPT-5.4
Duration:
24.3s
Cost:
$0.015350
Provider:
OpenAI

Evaluation summary

Model input

System
You are an expert fantasy novel author. You are working on a novel called "The Chronicles of the Last Dragon". The following tools are available to you: - <nc-section> Use this tool to create a new section of prose. Arguments: - "data-title": The title of the section. - "data-color": Any color of (red, green, blue, yellow, purple, orange, pink, brown). Example usage: <nc-section data-title="Chapter 1: The Arrival" data-color="blue"> Frederick, a young squire, arrives at the castle to begin his training. </nc-section>
User/Human
The story so far: <storySoFar> Frederick, a young squire, arrives at the castle to begin his training. </storySoFar>
AI
My horse, a majestic stallion named Thunder, galloped across the open field. The wind whipped through my hair as I rode towards the castle gates. The sun was setting, casting a warm glow over the stone walls. I could see the banners of the kingdom fluttering in the breeze.
User/Human
Continue the story with the following instructions: """The local knight, Sir Roland, greets Frederick near the stables.""" Create 3 alternate prose sections that continue the story. - Version 1 (red) - Version 2 (green) - Version 3 (blue)

Model response

AI
<nc-section data-title="Version 1" data-color="red"> Near the stables, the smell of hay and leather hung thick in the evening air. Frederick slid down from Thunder’s back, his boots striking the packed earth with a nervous thud. Before he could gather the reins properly, a tall knight stepped from the stable shadows, his cloak marked with the crest of the castle. “You must be Frederick,” the man said, his voice steady and warm. “I am Sir Roland, master of the yard and keeper of these horses when the grooms grow careless.” Frederick straightened at once, unsure whether to bow or salute. “Yes, sir. I’ve come to begin my training.” Sir Roland’s stern face softened with the hint of a smile. He took Thunder’s reins with practiced ease and glanced over the young squire as though weighing his courage more than his size. “Then you have come to the right place. A castle teaches many lessons, lad, but the stables teach the first of them—how to serve before you are fit to command.” Frederick nodded, trying to hide his unease. Around them, horses stamped and snorted in their stalls, and lantern light flickered against the old wooden beams. Sir Roland gestured for him to follow. “Come,” the knight said. “There is much for you to learn, and dawn comes early to those who would earn their place.” </nc-section> <nc-section data-title="Version 2" data-color="green"> The stable yard was alive with motion even at dusk. Grooms carried buckets, horses tossed their manes, and the last gold light of evening lay across the straw like fire. Frederick had barely dismounted when a broad-shouldered knight approached, his spurs ringing softly with each step. “So this is the new squire,” the knight said, stopping beside Thunder and studying both rider and horse with sharp gray eyes. “Sir Roland, at your service—or perhaps more truthfully, at your instruction before long.” Frederick blinked, caught off guard by the dry humor. “I am Frederick, sir. It is an honor.” Sir Roland inclined his head. His armor was plain but well-kept, the sort worn by a man who valued use over display. “Honor is well enough, but discipline will serve you better here. Can you curry a horse? Mend a strap? Rise before sunrise without complaint?” Frederick hesitated only a moment. “I can try, sir.” “That,” said Sir Roland, “is at least an honest answer.” He gave a low whistle, and a stable boy hurried over to take Thunder. “You’ll start by caring for the beast that carried you here. Knights are not made in tourney fields alone, Frederick. They are made in places like this, with sore hands and quiet duty.” As the shadows lengthened across the stable yard, Frederick followed Sir Roland, feeling that he had just taken the first true step into a larger world. </nc-section> <nc-section data-title="Version 3" data-color="blue"> Frederick led Thunder toward the stables, where lamplight glimmered from within and the air smelled of straw, smoke, and horses. He had only taken a few steps into the yard when a knight emerged from beside the stable doors, his polished breastplate catching the last light of day. The man was older than Frederick had expected, with a weathered face and a scar tracing one cheek, but there was kindness in his bearing. “Frederick, I presume,” he said. “Yes, sir,” Frederick answered quickly, lowering his eyes for a moment before forcing himself to stand tall. “I am Sir Roland,” the knight said. “The lord of this castle has been expecting you.” His gaze shifted to Thunder, and he gave an approving nod. “A fine mount. If he trusts you, that speaks well of your character.” Frederick felt a small spark of pride at that. “He has carried me since I was a boy.” “Then see that you care for him better than you care for your own comfort,” Sir Roland replied. Though his tone was firm, it was not unkind. “A squire’s life begins not with glory, but with duty.” From inside the stable came the rustle of shifting animals and the clatter of tack. Sir Roland placed a hand lightly on Frederick’s shoulder and turned him toward the open doors. “Come inside,” he said. “Tonight you will eat, rest, and learn the rules of this place. Tomorrow, your true training begins.” With a quick breath to steady himself, Frederick followed the knight into the stable’s warm golden light. </nc-section>
created_at"2026-03-06T12:14:56.003Z" 3/6/2026, 12:14:56 PM
model"openai/gpt-5.4-20260305"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency382
moderation_latency(null)
generation_time24205
tokens_prompt318
tokens_completion1160
native_tokens_prompt302
native_tokens_completion973
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached0
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"
usage0.01535
router(null)
provider_responses
0
endpoint_id"9ff5625c-403f-4d7f-b895-58ac7295062c"
id"resp_09d88cfc73e3b1a20169aac54013a0819782f77a1c421af4bc"
is_byokfalse
latency181
model_permaslug"openai/gpt-5.4-20260305"
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-1772799296-oaG6JW6Z3HJS3IvG4Uef"
upstream_id"resp_09d88cfc73e3b1a20169aac54013a0819782f77a1c421af4bc"
total_cost0.01535
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
Pass Match blue prose section
/<nc-section data-title="[^"]*" data-color="blue">[^<]+<\/nc-section>/
n/a
Pass Match green prose section
/<nc-section data-title="[^"]*" data-color="green">[^<]+<\/nc-section>/
n/a
Pass Match red prose section
/<nc-section data-title="[^"]*" data-color="red">[^<]+<\/nc-section>/
n/a
no eval