Run: 2026-05-01-01KQHSER7AGY7JN2K69RXBN01T

Run Details

Model:
Grok 4.20 (Reasoning)
Test:
Voice/dialogue sheets
Scenario:
Simple
Duration:
19.9s
Cost:
$0.003408
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
Pass 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
“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"2026-05-01T12:50:42.032Z" 5/1/2026, 12:50:42 PM
model"x-ai/grok-4.20-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency19330
moderation_latency(null)
generation_time19876
tokens_prompt132
tokens_completion384
native_tokens_prompt230
native_tokens_completion1275
native_tokens_completion_images(null)
native_tokens_reasoning1219
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"
usage0.0034078
router(null)
provider_responses
0
endpoint_id"3ecee37f-b217-4093-87fb-aaf0afe307af"
id"448b1f35-7ae1-9f7f-be6b-23c8cc1c9ca7"
is_byokfalse
latency35
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-1777639842-Mv2StKCdg1Jr8IHdFs0D"
session_id(null)
api_type"completions"
id"gen-1777639842-NNvX3sYKRNM0V8fiFb3C"
upstream_id"448b1f35-7ae1-9f7f-be6b-23c8cc1c9ca7"
total_cost0.0034078
cache_discount0.0000672
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
Pass 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