Run: 2026-03-12-01KKHZQ6PAB84C9PVRXD4Q47J7

Run Details

Duration:
8.6s
Cost:
$0.012497
Provider:
xAI

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: The Stables Greeting" data-color="red"> As Frederick dismounted in the waning light, dust from the long ride still clinging to his cloak, he led his horse toward the shadowed entrance of the stables. The local knight, Sir Roland, greets Frederick near the stables with a stern gaze and crossed arms, his weathered armor catching the last rays of sunset. "So you're the new squire," Roland rumbled, his voice like grinding stone. "The castle has seen many hopefuls come and go. Pray you last longer than the last one." </nc-section> <nc-section data-title="Version 2: The Stables Greeting" data-color="green"> Frederick's heart pounded with excitement as he guided Thunder into the stable yard, the familiar scent of hay and leather filling the air. The local knight, Sir Roland, greets Frederick near the stables with a broad smile that crinkled the corners of his eyes. "Well met, young Frederick!" he called, extending a gauntleted hand. "I've been expecting you. A squire with fire in his blood is just what we need in these troubled times." </nc-section> <nc-section data-title="Version 3: The Stables Greeting" data-color="blue"> The castle loomed like a sentinel as Frederick finally reached the stables, his legs aching from the journey. The local knight, Sir Roland, greets Frederick near the stables beneath flickering torchlight, his expression unreadable yet strangely knowing. "You carry more than just a squire's pack, lad," he murmured, glancing toward the distant mountains where old legends whispered of dragons. "Come, let's see if the blood of heroes runs in your veins." </nc-section>
created_at"2026-03-12T21:37:23.151Z" 3/12/2026, 9:37:23 PM
model"x-ai/grok-4.20-beta-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency7020
moderation_latency(null)
generation_time8491
tokens_prompt318
tokens_completion418
native_tokens_prompt411
native_tokens_completion2061
native_tokens_completion_images0
native_tokens_reasoning1706
native_tokens_cached384
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"
usage0.0124968
router(null)
provider_responses
0
endpoint_id"33f49f24-a0de-4dcf-872d-ca514e83fbae"
id"86cbbaf6-6457-ded0-85e0-fcbf39bb2649"
is_byokfalse
latency324
model_permaslug"x-ai/grok-4.20-beta-20260309"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773351443-BQxDFk7eXuJr3tdbMjg7"
upstream_id"86cbbaf6-6457-ded0-85e0-fcbf39bb2649"
total_cost0.0124968
cache_discount0.0006912
upstream_inference_cost0
provider_name"xAI"

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