Run: 2026-03-18-01KM07WZ3BMJ3P3D753J1JT7ER

Run Details

Duration:
2.8s
Cost:
$0.002216
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 found Sir Roland waiting beside a row of saddled horses, his polished mail catching the last light of evening. The knight’s stern face softened as he approached, and he gave the young squire a firm nod. “You must be Frederick,” Sir Roland said. “The castle has need of eager hands, and I hear you’ve come ready to prove yourself.” Frederick straightened at once, heart quickening with pride and nerves. Around them, the stables hummed with the sounds of snorting horses and clinking harness, as if the castle itself were listening to the meeting. </nc-section> <nc-section data-title="Version 2" data-color="green"> Frederick had barely reached the stables when a broad-shouldered knight stepped out from the shadows of the hayloft. Sir Roland’s silver crest gleamed on his cloak, and his voice carried a calm authority as he greeted the boy. “You look tired from the road, lad,” he said, offering a brief, respectful smile. “Come, let me show you where the horses are kept and where a squire learns to work.” Frederick bowed quickly, relieved by the warmth in the knight’s manner, and followed him past the stalls where grooms moved quietly through the golden dusk. </nc-section> <nc-section data-title="Version 3" data-color="blue"> By the time Frederick reached the stables, dusk had settled over the castle yard, and the air smelled of straw, leather, and rain-damp earth. Sir Roland was there already, speaking with a stable boy, but he turned when Frederick entered and strode forward with easy confidence. “So you’re the new squire,” the knight said, studying him with sharp, gray eyes. Then, to Frederick’s surprise, he clapped a hand on his shoulder and laughed. “Good. I was hoping for someone with enough spirit to survive a day here.” Frederick managed a nervous grin as the horses stamped softly in their stalls. </nc-section>
created_at"2026-03-18T10:29:42.648Z" 3/18/2026, 10:29:42 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency304
moderation_latency(null)
generation_time2590
tokens_prompt318
tokens_completion502
native_tokens_prompt302
native_tokens_completion442
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"
usage0.0022155
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_06f3497b8e5506230169ba7e96b4f48195895a04ee6dd6a544"
is_byokfalse
latency183
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-1773829782-D2xXkM4E34NEjXbQZbK7"
upstream_id"resp_06f3497b8e5506230169ba7e96b4f48195895a04ee6dd6a544"
total_cost0.0022155
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