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Run: 2026-03-12-01KKHZ836M8RWD2CPPVFE21QHW
Run Details
Model:
Grok 4.20 (Beta)
Test:
Tool usage within Novelcrafter
Scenario:
Create alternate prose sections
Duration:
2.2s
Cost:
$0.002473
Provider:
xAI
Evaluation summary
Score
Evaluator
Details Link
Pass
Match blue prose section
(details)
Pass
Match green prose section
(details)
Pass
Match red prose section
(details)
no eval
Overall
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
Messages
Meta
AI
<nc-section data-title="Version 1" data-color="red"> As Frederick led Thunder toward the stables, the heavy wooden doors creaked open. A towering figure emerged from the shadows, clad in polished armor that caught the last rays of the setting sun. Sir Roland, the renowned knight of the realm, stepped forward with a firm stride. "Hail, young squire Frederick," he called out, his voice deep and commanding. "I see you've arrived at last. The castle has been expecting you. Care for your mount well, for tomorrow your true training begins." </nc-section> <nc-section data-title="Version 2" data-color="green"> Frederick had barely dismounted when a gruff voice cut through the evening air near the stables. "You there, boy with the fine stallion!" Sir Roland approached from the direction of the training yard, his cloak billowing slightly as he walked. The knight's weathered face broke into a rare smile as he clasped Frederick's shoulder. "Welcome to Eldridge Keep, lad. I'm Sir Roland, and if the rumors hold, you'll be squiring under me. Let's see to your horse first – a warrior's steed deserves proper care before its rider rests." </nc-section> <nc-section data-title="Version 3" data-color="blue"> The stables smelled of fresh hay and leather as Frederick guided his horse inside. Before he could remove Thunder's saddle, a shadow fell across the doorway. Sir Roland stood there, arms crossed over his broad chest, his silver-streaked beard gleaming in the lantern light. "Frederick of the Western Marches," the knight said, his tone both stern and welcoming. "I am Sir Roland, Knight Commander of this keep. You've ridden far, but the road to knighthood is longer still. Join me after you've tended to your beast – we have much to discuss about what awaits you here." </nc-section>
created_at
"2026-03-12T21:29:08.057Z"
3/12/2026, 9:29:08 PM
model
"x-ai/grok-4.20-beta-20260309"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
390
moderation_latency
(null)
generation_time
2043
tokens_prompt
318
tokens_completion
458
native_tokens_prompt
409
native_tokens_completion
391
native_tokens_completion_images
0
native_tokens_reasoning
0
native_tokens_cached
384
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"completed"
usage
0.0024728
router
(null)
provider_responses
0
endpoint_id
"33f49f24-a0de-4dcf-872d-ca514e83fbae"
id
"b06e4ee7-1cba-2bf3-5ef3-aba93604ca5a"
is_byok
false
latency
351
model_permaslug
"x-ai/grok-4.20-beta-20260309"
provider_name
"xAI"
status
200
user_agent
"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer
(null)
api_type
"completions"
id
"gen-1773350948-lRuBXZoPlK1up9lanL3x"
upstream_id
"b06e4ee7-1cba-2bf3-5ef3-aba93604ca5a"
total_cost
0.0024728
cache_discount
0.0006912
upstream_inference_cost
0
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