Run: 2026-05-01-01KQHRVBXB5Y7HXKCAYD8DTYAN

Run Details

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

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_id182717
external_user(null)
streamedtrue
cancelledfalse
latency114815
moderation_latency(null)
generation_time116758
tokens_prompt77
tokens_completion2762
native_tokens_prompt184
native_tokens_completion11163
native_tokens_completion_images(null)
native_tokens_reasoning10908
native_tokens_cached64
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.0280703
router(null)
provider_responses
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endpoint_id"3ecee37f-b217-4093-87fb-aaf0afe307af"
id"8a4bc84f-9652-79a6-9304-0ee176940e5d"
is_byokfalse
latency113
model_permaslug"x-ai/grok-4.20-20260309"
provider_name"xAI"
status200
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_cost0.0280703
cache_discount0.0000672
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
75.16% Matches word count n/a
neededCleanfalse
words213
99.98% Dialogue to Total Word Ratio
Ratio: 51.17%, Deviation: 1.17%
neededCleanfalse
wordsTotal213
wordsDialogue109
87.5683%