Run: 2026-03-18-01KM07D4NT03KG0BGJ0DEMPQQ2

Run Details

Duration:
3.2s
Cost:
$0.001914
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, Frederick was met by Sir Roland, a broad-shouldered knight whose polished armor caught the last light of day. “You must be the new squire,” Roland said, his voice firm but not unkind. He studied the boy with a measured gaze, then nodded toward the rows of horses. “If you wish to serve in this castle, you will learn first to care for the beasts that carry us into battle.” </nc-section> <nc-section data-title="Version 2" data-color="green"> As Frederick approached the stables, a tall figure in a weathered cloak stepped into his path. Sir Roland gave him a courteous bow, the kind reserved for a lord’s guest rather than a humble squire. “Welcome to the castle,” he said. “The horses here are quick to judge character. If you can earn their trust, you may yet earn the trust of the men who ride them.” Frederick straightened at once, eager to prove himself. </nc-section> <nc-section data-title="Version 3" data-color="blue"> Frederick had barely reached the stables when Sir Roland appeared from the shadow of the archway, his sword hanging at his side and straw clinging to his boots. “You’ve come at a busy hour,” the knight said, offering the boy a brief, reassuring smile. “But that is well. A squire should learn the castle by its labor, not only by its feasts.” He motioned for Frederick to follow, toward the sound of restless horses and busy grooms. </nc-section>
created_at"2026-03-18T10:21:04.071Z" 3/18/2026, 10:21:04 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2469
moderation_latency(null)
generation_time2740
tokens_prompt318
tokens_completion491
native_tokens_prompt302
native_tokens_completion375
native_tokens_completion_images0
native_tokens_reasoning29
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"
usage0.001914
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_09162367e2839e730169ba7c9057f48196899d59d4de69de62"
is_byokfalse
latency185
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-1773829264-0vv7DfR8dO6vueki1z5D"
upstream_id"resp_09162367e2839e730169ba7c9057f48196899d59d4de69de62"
total_cost0.001914
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