Run: 2026-03-18-01KM0AMERX3DV8JP63862CQQMR

Run Details

Duration:
5.5s
Cost:
$0.001329
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: Sir Roland’s Welcome" data-color="red"> Near the stables, the air smelled of straw, sweat, and iron. Horses stamped in their stalls like impatient drums, and Frederick dismounted just as a figure strode into view—tall, broad-shouldered, and wrapped in the polished discipline of armor. Sir Roland stood there as if the ground had been shaped for his boots. His helm was tucked beneath one arm, and when he looked at Frederick, the knight’s expression was stern but not unkind. “So,” he said, voice carrying over the clatter, “you’re the new squire.” Frederick straightened, heart thudding. “Yes, sir.” Roland’s gaze dropped to the scuff on Frederick’s riding boot, then the travel dust on his cloak. “Travelled hard. That’s all right. The castle will finish the lesson.” He motioned toward the tack room. “First you learn where things belong, and then you learn why they must. If you can keep a horse calm, you can keep a man from getting killed.” A stablehand hurried past with a bucket, and Roland called after him, correcting the angle of the reins with a sharp gesture. Then, turning back to Frederick, he added, “Come. You’ll start with Thunder—if he’ll allow it.” </nc-section> <nc-section data-title="Version 2: The Knight with the Patient Eyes" data-color="green"> Frederick led Thunder along the packed-earth path to the stables, murmuring soft reassurances as the stallion’s ears flicked at every sound. Hooves rang on stone. Lantern light trembled in their iron cages. The whole yard felt alive—like it was breathing through the horses. “Careful there,” came a voice, warm as bread fresh from the oven. Frederick turned. A knight approached at an unhurried pace, his mail catching the last light of day. Sir Roland’s face was lined in places strength had worn it smooth, and his eyes—surprisingly gentle—watched the way Frederick guided the reins. “I’ve seen squires wrestle with a bridle like it was an enemy,” Sir Roland said, gesturing toward the saddle rack. “Horses aren’t enemies. They’re questions.” Frederick swallowed. “I’ll try to answer them properly, sir.” Roland nodded once, as though that was the only oath he required. “Good. Then begin by doing one thing well.” He took the lead of Thunder with a practiced hand and smiled—briefly, like a match struck and gone. “See? The stallion settles when someone respects him.” He released the reins to Frederick’s fingers. “Your training starts now,” Sir Roland declared. “Not in the yard. Not in a hall. In the moment you decide whether fear or kindness will be the louder thing in your voice.” </nc-section> <nc-section data-title="Version 3: Judgment by the Yard" data-color="blue"> The stables stood like a fortress of their own—thick doors, iron latches, and watchful shadows beneath the rafters. Frederick’s horse snorted nervously, and Frederick tightened his grip on the reins, fighting the urge to rush. Before he could speak to a stablehand, a shadow fell across the tack. Someone stepped close with the certainty of authority. Sir Roland, the local knight, was there—boots quiet on the stone, armor gleaming as if it had been polished by the day itself. He regarded Frederick for a long beat, as though measuring not height or age, but readiness. “So,” Roland said finally, “you’ve come to learn how to serve.” Frederick’s throat went dry. “Yes, sir.” Roland’s gloved hand lifted, pointing—not accusingly, just decisively—at Thunder’s saddle straps. “Then show me you understand the first rule: no haste. Every fray you ignore becomes pain you didn’t bargain for.” Frederick leaned in, eyes narrowing as he examined the leather. “I’ll check them twice.” “Thrice,” Sir Roland corrected. “Once for sight. Once for feel. Once for the habit you build.” His tone softened at the edges, though his words remained sharp. “A squire who rushes will always find a reason to blame the world. A squire who prepares will find a solution.” Thunder shifted, calmer now, and Sir Roland’s gaze flicked up. “Now. Lead your horse like you’re carrying responsibility, not just luggage. Can you do that, Frederick?” </nc-section>
created_at"2026-03-18T11:17:29.514Z" 3/18/2026, 11:17:29 AM
model"openai/gpt-5.4-nano-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3493
moderation_latency(null)
generation_time5057
tokens_prompt318
tokens_completion1246
native_tokens_prompt302
native_tokens_completion1015
native_tokens_completion_images0
native_tokens_reasoning47
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"
usage0.00132915
router(null)
provider_responses
0
endpoint_id"0c835f2e-c18d-4e8c-b245-e1e3bd08b97f"
id"resp_013115817cc8d3770169ba89c994b08197aff785400996b1be"
is_byokfalse
latency183
model_permaslug"openai/gpt-5.4-nano-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-1773832649-s06AHM4VFy1aVYNT6hdA"
upstream_id"resp_013115817cc8d3770169ba89c994b08197aff785400996b1be"
total_cost0.00132915
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