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Run: 2026-05-01-01KQHRVBXB5Y7HXKCAYD8DTYAN
Run Details
Model:
Grok 4.20 (Reasoning)
Test:
Dialogue tags
Scenario:
Write 200 words with 50% dialogue
Duration:
1m 57s
Cost:
$0.028070
Provider:
xAI
Evaluation summary
Score
Evaluator
Details Link
75.16%
Matches word count
(details)
99.98%
Dialogue to Total Word Ratio
(details)
87.5683%
Overall
Model input
User/Human
You are a author of comedic heist books. Please write a 200 word scene that has 50% words of dialogue between two thieves named Molly and Bill who are planning to break into a children's party to steal all the presents. Only include the prose of the scene without any markdown or commentary.
Model response
Messages
Meta
AI
Molly and Bill crouched behind a hedge, observing the children's party in full swing with its bright colors and joyful screams. The master thieves had chosen this target for its unexpected nature, hoping the absurdity would aid their escape. The air was filled with the scent of cake and candy, making Bill's stomach rumble despite the tension of their criminal enterprise. They had spent hours debating the morality but the lure of easy toys had won out in the end. Molly adjusted her clown nose in anticipation. "So Bill, ready to crash this party and take all the presents?" Molly whispered. "Yeah but it still feels weird. They're just kids having fun," Bill replied. "Think of it as redistributing wealth from spoiled brats to us deserving criminals. We'll wear those clown suits and entertain them first," she said. "Entertain? My juggling is terrible. What if I drop the balls on the birthday boy?" he asked. "Then we blame it on the magic act. I'll distract with card tricks while you bag the gifts. Remember the getaway car is running nearby," Molly explained. "Okay but if we get recognized it's your fault for picking such a silly plan," Bill said with a grin. "Deal. This will be our most hilarious heist yet," Molly responded.
created_at
"2026-05-01T12:40:06.833Z"
5/1/2026, 12:40:06 PM
model
"x-ai/grok-4.20-20260309"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
114815
moderation_latency
(null)
generation_time
116758
tokens_prompt
77
tokens_completion
2762
native_tokens_prompt
184
native_tokens_completion
11163
native_tokens_completion_images
(null)
native_tokens_reasoning
10908
native_tokens_cached
64
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
num_fetches
(null)
web_search_engine
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"completed"
usage
0.0280703
router
(null)
provider_responses
0
endpoint_id
"3ecee37f-b217-4093-87fb-aaf0afe307af"
id
"8a4bc84f-9652-79a6-9304-0ee176940e5d"
is_byok
false
latency
113
model_permaslug
"x-ai/grok-4.20-20260309"
provider_name
"xAI"
status
200
user_agent
"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer
(null)
request_id
"req-1777639206-RR1um0AEpxXh70jM8teL"
session_id
(null)
api_type
"completions"
id
"gen-1777639206-ibp4U9gPQwtd8lXiFDT6"
upstream_id
"8a4bc84f-9652-79a6-9304-0ee176940e5d"
total_cost
0.0280703
cache_discount
0.0000672
upstream_inference_cost
0
provider_name
"xAI"
response_cache_source_id
(null)
Evaluation details
Result
Evaluator
Details
Meta Data
75.16%
Matches word count
n/a
neededClean
false
words
213
99.98%
Dialogue to Total Word Ratio
Ratio: 51.17%, Deviation: 1.17%
neededClean
false
wordsTotal
213
wordsDialogue
109
87.5683%