Run: 2026-03-12-01KKHZGHGFKBGG6210TDTTJPN2

Run Details

Duration:
31.2s
Cost:
$0.050256
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
99.38% Matches word count (details)
99.48% Dialogue to Total Word Ratio (details)
99.4301% 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 bush near the backyard of the lively children's party, their black outfits contrasting with the bright decorations. The duo had meticulously planned every detail to ensure their comedic caper went off without a hitch. They had spent the afternoon gathering supplies like fake beards and colorful capes for their disguises. The aroma of birthday cake wafted over, making Bill's stomach growl. The plan was risky but the potential payoff from selling the stolen items made it worthwhile. "Okay Molly, what's the strategy for swiping all the presents without ruining the fun for the little ones?" Bill asked in a hushed tone. Molly adjusted her gloves and smiled slyly. "Simple. Pose as entertainers. You do magic up front while I grab the gifts in back." "Magic tricks? I can barely pull a coin from behind an ear," Bill complained. "Just wave your hands and say abracadabra a lot. Kids will love it," she insisted. "Then what? Run when they open the empty boxes?" he inquired. "By then we'll be long gone in the van with our haul of new toys to sell," Molly said laughing. "This is crazy but I like it. Let's synchronize our silly watches," Bill agreed reluctantly.
created_at"2026-03-12T21:33:44.851Z" 3/12/2026, 9:33:44 PM
model"x-ai/grok-4.20-beta-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency30362
moderation_latency(null)
generation_time31034
tokens_prompt77
tokens_completion300
native_tokens_prompt184
native_tokens_completion8353
native_tokens_completion_images0
native_tokens_reasoning8101
native_tokens_cached128
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"
usage0.0502556
router(null)
provider_responses
0
endpoint_id"33f49f24-a0de-4dcf-872d-ca514e83fbae"
id"708cde1c-b420-652b-edc7-b297f82e2f78"
is_byokfalse
latency277
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-1773351224-Dlbh5RVnWXKoGZqtnvb9"
upstream_id"708cde1c-b420-652b-edc7-b297f82e2f78"
total_cost0.0502556
cache_discount0.0002304
upstream_inference_cost0
provider_name"xAI"

Evaluation details

Result Evaluator Details Meta Data
99.38% Matches word count n/a
neededCleanfalse
words205
99.48% Dialogue to Total Word Ratio
Ratio: 47.32%, Deviation: 2.68%
neededCleanfalse
wordsTotal205
wordsDialogue97
99.4301%