Run: 2026-03-18-01KM09DBHDZ571VA92FKVSKW0X

Run Details

Duration:
4.0s
Cost:
$0.003462
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"> Frederick had barely crossed the courtyard when a broad-shouldered knight emerged from the shadow of the stables. His armor gleamed dully in the fading light, and a red plume stirred atop his helm as he approached with measured, confident steps. “Frederick, I presume,” said the knight, his voice firm but not unkind. “I am Sir Roland. If you’re to learn anything here, you’ll begin by learning the lay of the land.” He turned and nodded toward the stables, where horses snorted softly behind weathered wooden doors. “You’ll find plenty of work among the horses before you ever lift a sword. A good squire knows how to care for his mount.” Frederick straightened at once, eager and nervous all at once. “Yes, sir. I won’t disappoint you.” Sir Roland gave the faintest hint of a smile. “We’ll see. Come along, then. Let’s begin.” </nc-section> <nc-section data-title="Version 2" data-color="green"> Near the stables, Frederick was halted by the sound of steel-clad footsteps. A knight in polished mail stood beside a rack of saddles, one gloved hand resting on the hilt of his sword. His expression was stern, though his eyes held a glimmer of patience. “You must be the new squire,” said the knight. “Sir Roland, at your service.” Frederick bowed quickly. “Yes, sir. Frederick.” Roland glanced toward the stableboys moving hay and water buckets, then back at the boy. “If you are to serve at this castle, you will learn discipline first. Horses, tack, feed, cleanliness—these are not lesser tasks. They are the making of a knight’s daily life.” Frederick listened closely, trying to hide his excitement. The stable yard smelled of straw and leather, and he could hear the soft stamping of hooves from within. “Come,” Sir Roland said, gesturing toward the open doors. “You’ll meet the master of horse, and then we’ll see what kind of squire you truly are.” </nc-section> <nc-section data-title="Version 3" data-color="blue"> As Frederick neared the stables, a voice called out from the lantern-lit doorway. “There you are, lad.” A knight stepped forward, his cloak dark against the pale stone, and offered a courteous nod. Though his face was lined by years of service, there was warmth in his smile. “Sir Roland,” he said. “You’ve found me at the horse yard, which is as good a place as any to welcome a new squire.” Frederick relaxed a little and returned the greeting awkwardly. “It’s an honor, sir.” “The honor is mine, if you prove worth the trouble,” Roland said, with a dry chuckle. He motioned toward the stalls, where the scent of oats and hay drifted out into the cooling air. “A castle is not built on banners and feasts alone. The stables keep the kingdom moving.” Frederick looked past him at the restless horses and busy hands within. The work waiting ahead of him suddenly felt real. Sir Roland clapped him lightly on the shoulder. “Walk with me, Frederick. I’ll show you where every path in this place begins.” </nc-section>
created_at"2026-03-18T10:56:08.251Z" 3/18/2026, 10:56:08 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency403
moderation_latency(null)
generation_time3839
tokens_prompt318
tokens_completion818
native_tokens_prompt302
native_tokens_completion719
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"
usage0.003462
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_06de87ffb7dc48c40169ba84c850888190ae1d4c25f995c10d"
is_byokfalse
latency180
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-1773831368-7Swmcg0P6DbVJjQjPQHs"
upstream_id"resp_06de87ffb7dc48c40169ba84c850888190ae1d4c25f995c10d"
total_cost0.003462
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