Run: 2026-02-20-01KHY9MKFKBYP18BC5G5EBDAH7

Run Details

Duration:
2.7s
Cost:
$0.000235
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
Fail Matches Regex (details)

Model input

System
You are an editor for novels. Whenever given text, you will extract the contained dialogue as a voice sheet in the following format: Speaker: "Dialogue"
User/Human
Sarah leaned back in her chair, her eyes sparkling with excitement. "Oh, it was interesting, to say the least. I tried skydiving for the first time." "Wow! That's amazing," Mark exclaimed, his coffee forgotten. "How was it?"
AI
Sarah: "Oh, it was interesting, to say the least. I tried skydiving for the first time." Mark: "Wow! That's amazing. How was it?"
User/Human
“What a curious feeling!” said Alice; “I must be shutting up like a telescope.” “Not like cats!” cried the Mouse, in a shrill, passionate voice. “Would you like cats if you were me?” “Come, there’s no use in crying like that!” said Alice to herself, rather sharply; “I advise you to leave off this minute!”

Model response

AI
Alice: “What a curious feeling!” “I must be shutting up like a telescope.” Mouse: “Not like cats!” “Would you like cats if you were me?” Alice: “Come, there’s no use in crying like that!” “I advise you to leave off this minute!”
created_at"2026-02-20T19:50:13.244Z" 2/20/2026, 7:50:13 PM
model"x-ai/grok-4.1-fast"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency36
moderation_latency(null)
generation_time1853
tokens_prompt227
tokens_completion101
native_tokens_prompt357
native_tokens_completion424
native_tokens_completion_images0
native_tokens_reasoning365
native_tokens_cached320
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"
usage0.0002354
router(null)
provider_responses
0
endpoint_id"9821aa0e-dce3-4c27-9716-161359123d0b"
id"c1e45f67-932d-301b-5750-bfd0c0208e4f"
is_byokfalse
latency34
model_permaslug"x-ai/grok-4.1-fast"
provider_name"xAI"
status200
api_type"completions"
id"gen-1771617013-ETAXSt0h7auMf52RNail"
upstream_id"c1e45f67-932d-301b-5750-bfd0c0208e4f"
total_cost0.0002354
cache_discount0.000048
upstream_inference_cost0
provider_name"xAI"

Evaluation details

Result Evaluator Details Meta Data
Fail Matches Regex
/Alice: ["“”]What a curious feeling! I must be shutting up like a telescope\.["“”]\s+Mouse: ["“”]Not like cats! Would you like cats if you were me\?["“”]\s+Alice: ["“”]Come, there['‘’]s no use in crying like that! I advise you to leave off this minute!["“”]/
n/a