Run: 2026-03-18-01KM08AJ8XSG2H6BR2PNNKMYBB

Run Details

Duration:
3.8s
Cost:
$0.003017
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 dismounted when a voice rang out beside the stables. “You there—new squire, I take it?” He turned to find a broad-shouldered knight in weathered armor striding toward him. Sir Roland’s cloak was dusted with straw, and his expression was stern until it softened into something almost like approval. “I am Frederick, sir,” he said, bowing quickly. Sir Roland nodded once. “Good. You’ll learn to mind your tack, brush a horse properly, and rise before dawn if you hope to last here. Come. I’ll show you where the stable boys keep their gear.” Frederick followed, heart pounding with a mix of fear and excitement as the knight led him into the warm, hay-scented darkness of the stables. </nc-section> <nc-section data-title="Version 2" data-color="green"> As Frederick made his way past the castle courtyard, he heard the clang of metal and the restless snorting of horses from the stables ahead. A tall knight stood near the doorway, speaking to a groom before noticing him. “Ah, you must be the new squire,” the knight said, stepping forward with an easy smile. “Sir Roland, at your service.” Frederick straightened. “Frederick, sir.” “Then welcome to the castle,” Roland said, clasping a gauntleted hand on the boy’s shoulder. “You’ll find the horses are friendlier than the men, at first. Come—I’ll introduce you to the stablemaster and make sure you’re not sent off with a pitchfork in your hand.” Frederick laughed nervously and followed him between the rows of stalls, where lantern light glowed against polished leather and shining eyes. </nc-section> <nc-section data-title="Version 3" data-color="blue"> Frederick had just reached the stables when a shadow fell across the straw-strewn ground. He looked up to see a knight in a scarlet surcoat standing by the nearest stall, one hand resting on the hilt of his sword. “You’re late,” the knight said, though there was no anger in his voice. Frederick swallowed. “I—I was told to report here, sir.” The knight’s mouth curved faintly. “Then you’ve arrived in time after all. I am Sir Roland. If you can work harder than you speak, you may yet prove useful.” He glanced toward the horses, then back to Frederick. “Come. I will show you where to saddle the mounts, and if you’re clever, you may even learn not to get kicked on your first day.” Frederick gave a nervous nod and hurried after him, the promise of hard lessons and new beginnings stirring in his chest. </nc-section>
created_at"2026-03-18T10:37:08.263Z" 3/18/2026, 10:37:08 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1396
moderation_latency(null)
generation_time3564
tokens_prompt318
tokens_completion686
native_tokens_prompt302
native_tokens_completion620
native_tokens_completion_images0
native_tokens_reasoning24
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"
usage0.0030165
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_011ef308b9e075730169ba805455a88190bb8150e2d5a7d086"
is_byokfalse
latency244
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-1773830228-KVCMgE9y7jH81ml66Nhg"
upstream_id"resp_011ef308b9e075730169ba805455a88190bb8150e2d5a7d086"
total_cost0.0030165
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